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[libav.git] / configure
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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 "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
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]
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95 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
96 --enable-gray enable full grayscale support (slower color)
97 --disable-swscale-alpha disable alpha channel support in swscale
98 --disable-fastdiv disable table-based division
99 --enable-small optimize for size instead of speed
100 --disable-aandct disable AAN DCT code
7f3f5f46 101 --disable-dct disable DCT code
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102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
92c6a099 109 --disable-dxva2 disable DXVA2 code
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110 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
111 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
112 --enable-memalign-hack emulate memalign, interferes with memory debuggers
113 --enable-beos-netserver enable BeOS netserver
114 --disable-encoder=NAME disable encoder NAME
115 --enable-encoder=NAME enable encoder NAME
116 --disable-encoders disable all encoders
117 --disable-decoder=NAME disable decoder NAME
118 --enable-decoder=NAME enable decoder NAME
119 --disable-decoders disable all decoders
120 --disable-hwaccel=NAME disable hwaccel NAME
121 --enable-hwaccel=NAME enable hwaccel NAME
122 --disable-hwaccels disable all hwaccels
123 --disable-muxer=NAME disable muxer NAME
124 --enable-muxer=NAME enable muxer NAME
125 --disable-muxers disable all muxers
126 --disable-demuxer=NAME disable demuxer NAME
127 --enable-demuxer=NAME enable demuxer NAME
128 --disable-demuxers disable all demuxers
129 --enable-parser=NAME enable parser NAME
130 --disable-parser=NAME disable parser NAME
131 --disable-parsers disable all parsers
132 --enable-bsf=NAME enable bitstream filter NAME
133 --disable-bsf=NAME disable bitstream filter NAME
134 --disable-bsfs disable all bitstream filters
135 --enable-protocol=NAME enable protocol NAME
136 --disable-protocol=NAME disable protocol NAME
137 --disable-protocols disable all protocols
138 --disable-indev=NAME disable input device NAME
139 --disable-outdev=NAME disable output device NAME
140 --disable-indevs disable input devices
141 --disable-outdevs disable output devices
142 --disable-devices disable all devices
143 --enable-filter=NAME enable filter NAME
144 --disable-filter=NAME disable filter NAME
145 --disable-filters disable all filters
146 --list-decoders show all available decoders
147 --list-encoders show all available encoders
148 --list-hwaccels show all available hardware accelerators
149 --list-muxers show all available muxers
150 --list-demuxers show all available demuxers
151 --list-parsers show all available parsers
152 --list-protocols show all available protocols
153 --list-bsfs show all available bitstream filters
154 --list-indevs show all available input devices
155 --list-outdevs show all available output devices
156 --list-filters show all available filters
157
158External library support:
159 --enable-avisynth enable reading of AVISynth script files [no]
160 --enable-bzlib enable bzlib [autodetect]
161 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
162 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
163 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
164 and libraw1394 [no]
165 --enable-libdirac enable Dirac support via libdirac [no]
166 --enable-libfaac enable FAAC support via libfaac [no]
167 --enable-libfaad enable FAAD support via libfaad [no]
168 --enable-libfaadbin open libfaad.so.0 at runtime [no]
169 --enable-libgsm enable GSM support via libgsm [no]
170 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
171 --enable-libnut enable NUT (de)muxing via libnut,
172 native (de)muxer exists [no]
173 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
174 --enable-libschroedinger enable Dirac support via libschroedinger [no]
175 --enable-libspeex enable Speex decoding via libspeex [no]
176 --enable-libtheora enable Theora encoding via libtheora [no]
177 --enable-libvorbis enable Vorbis encoding via libvorbis,
178 native implementation exists [no]
179 --enable-libx264 enable H.264 encoding via x264 [no]
180 --enable-libxvid enable Xvid encoding via xvidcore,
181 native MPEG-4/Xvid encoder exists [no]
182 --enable-mlib enable Sun medialib [no]
183 --enable-zlib enable zlib [autodetect]
184
185Advanced options (experts only):
186 --source-path=PATH path to source code [$source_path]
187 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
188 --enable-cross-compile assume a cross-compiler is used
189 --sysroot=PATH root of cross-build tree
190 --sysinclude=PATH location of cross-build system headers
191 --target-os=OS compiler targets OS [$target_os]
192 --target-exec=CMD command to run executables on target
193 --target-path=DIR path to view of build directory on target
194 --nm=NM use nm tool
195 --as=AS use assembler AS [$as_default]
196 --cc=CC use C compiler CC [$cc_default]
197 --ld=LD use linker LD
198 --host-cc=HOSTCC use host C compiler HOSTCC
199 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
200 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
201 --host-libs=HLIBS use libs HLIBS when linking for host
202 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
203 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
204 --extra-libs=ELIBS add ELIBS [$ELIBS]
205 --extra-version=STRING version string suffix []
206 --build-suffix=SUFFIX library name suffix []
207 --arch=ARCH select architecture [$arch]
208 --cpu=CPU select the minimum required CPU (affects
209 instruction selection, may crash on older CPUs)
210 --enable-powerpc-perf enable performance report on PPC
211 (requires enabling PMC)
c8a4ae00 212 --disable-asm disable all assembler optimizations
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213 --disable-altivec disable AltiVec optimizations
214 --disable-amd3dnow disable 3DNow! optimizations
215 --disable-amd3dnowext disable 3DNow! extended optimizations
216 --disable-mmx disable MMX optimizations
217 --disable-mmx2 disable MMX2 optimizations
218 --disable-sse disable SSE optimizations
219 --disable-ssse3 disable SSSE3 optimizations
220 --disable-armv5te disable armv5te optimizations
221 --disable-armv6 disable armv6 optimizations
222 --disable-armv6t2 disable armv6t2 optimizations
223 --disable-armvfp disable ARM VFP optimizations
224 --disable-iwmmxt disable iwmmxt optimizations
225 --disable-mmi disable MMI optimizations
226 --disable-neon disable neon optimizations
227 --disable-vis disable VIS optimizations
228 --disable-yasm disable use of yasm assembler
229 --enable-pic build position-independent code
230
231Developer options (useful when working on FFmpeg itself):
232 --disable-debug disable debugging symbols
233 --enable-debug=LEVEL set the debug level [$debuglevel]
234 --enable-gprof enable profiling with gprof [$gprof]
235 --disable-optimizations disable compiler optimizations
236 --enable-extra-warnings enable more compiler warnings
237 --disable-stripping disable stripping of executables and shared libraries
238
239NOTE: Object files are built at the place where configure is launched.
240EOF
60e8bc13 241 exit 0
74c53c2d 242}
cf9d24ad 243
57bd82d4 244log(){
2270b4b2 245 echo "$@" >> $logfile
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246}
247
720c69da 248log_file(){
c8e9f801 249 log BEGIN $1
2270b4b2 250 pr -n -t $1 >> $logfile
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251 log END $1
252}
253
2ba042a7 254echolog(){
c8e9f801 255 log "$@"
57bd82d4 256 echo "$@"
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257}
258
259die(){
260 echolog "$@"
261 cat <<EOF
d326cf7f 262
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263If you think configure made a mistake, make sure you are using the latest
264version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 265ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 266EOF
e155a21a 267 if disabled logging; then
2ba042a7 268 cat <<EOF
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269Rerun configure with logging enabled (do not use --disable-logging), and
270include the log this produces with your report.
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271EOF
272 else
273cat <<EOF
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274Include the log file "$logfile" produced by configure as this will help
275solving the problem.
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276EOF
277 fi
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278 exit 1
279}
280
6c6007d6 281# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 282toupper(){
6c6007d6 283 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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284}
285
4a5444db 286tolower(){
6c6007d6 287 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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288}
289
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290c_escape(){
291 echo "$*" | sed 's/["\\]/\\\0/g'
292}
293
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294sh_quote(){
295 v=$(echo "$1" | sed "s/'/'\\\\''/g")
296 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
297 echo "$v"
298}
299
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300filter(){
301 pat=$1
302 shift
303 for v; do
98ef6079 304 eval "case $v in $pat) echo $v ;; esac"
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305 done
306}
307
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308set_all(){
309 value=$1
310 shift
311 for var in $*; do
312 eval $var=$value
313 done
314}
315
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316set_weak(){
317 value=$1
318 shift
319 for var; do
320 eval : \${$var:=$value}
321 done
322}
323
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324pushvar(){
325 for var in $*; do
326 eval level=\${${var}_level:=0}
327 eval ${var}_${level}="\$$var"
328 eval ${var}_level=$(($level+1))
329 done
330}
331
332popvar(){
333 for var in $*; do
334 eval level=\${${var}_level:-0}
335 test $level = 0 && continue
336 eval level=$(($level-1))
337 eval $var="\${${var}_${level}}"
338 eval ${var}_level=$level
339 eval unset ${var}_${level}
340 done
341}
342
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343enable(){
344 set_all yes $*
345}
346
347disable(){
348 set_all no $*
349}
350
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351enable_weak(){
352 set_weak yes $*
353}
354
355disable_weak(){
356 set_weak no $*
357}
358
72702705 359enable_safe(){
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360 for var; do
361 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
362 done
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
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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#!}" $op "xyes"
44161118
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397}
398
37970ebf 399disabled(){
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MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
402}
403
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404enabled_all(){
405 for opt; do
406 enabled $opt || return 1
407 done
408}
409
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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 $opt && return 0
425 done
f7b230a7 426 return 1
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DB
427}
428
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429set_default(){
430 for opt; do
88268e94 431 eval : \${$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
MR
455 eval dep_ifa="\$${cfg}_if"
456 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 457
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458 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
459 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
460 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 461
3d7453e0
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462 [ -n "$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
57bd82d4
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494}
495
496flags_saved(){
2270b4b2 497 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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498}
499
dcd479c0 500save_flags(){
57bd82d4 501 flags_saved && return
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502 SAVE_CFLAGS="$CFLAGS"
503 SAVE_LDFLAGS="$LDFLAGS"
504 SAVE_extralibs="$extralibs"
505}
506
507restore_flags(){
f5d28d10 508 flags_saved || return
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509 CFLAGS="$SAVE_CFLAGS"
510 LDFLAGS="$SAVE_LDFLAGS"
511 extralibs="$SAVE_extralibs"
512 unset SAVE_CFLAGS
513 unset SAVE_LDFLAGS
514 unset SAVE_extralibs
515}
516
517temp_cflags(){
518 save_flags
519 CFLAGS="$CFLAGS $*"
520}
521
522temp_ldflags(){
523 save_flags
524 LDFLAGS="$LDFLAGS $*"
525}
526
527temp_extralibs(){
528 save_flags
529 extralibs="$extralibs $*"
530}
531
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532append(){
533 var=$1
534 shift
535 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
536 eval "$var=\"\$$var $*\""
537}
538
50a334e4 539add_cppflags(){
caf458dd 540 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
541}
542
57bd82d4 543add_cflags(){
caf458dd 544 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
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 $TMPC
dcd479c0
MR
576}
577
f65883c8
MR
578check_as(){
579 log check_as "$@"
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
MR
593EOF
594}
595
304d586d
LM
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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MR
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 $libs
dcd479c0
MR
613}
614
50a334e4
MR
615check_cppflags(){
616 log check_cppflags "$@"
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 "$@"
dcd479c0
MR
627int x;
628EOF
629}
630
2ed46eea
MR
631test_ldflags(){
632 log test_ldflags "$@"
633 check_ld "$@" <<EOF
c23a0ac8 634int main(void){ return 0; }
dcd479c0
MR
635EOF
636}
637
2ed46eea
MR
638check_ldflags(){
639 log check_ldflags "$@"
640 test_ldflags "$@" && add_ldflags "$@"
641}
642
dcd479c0 643check_header(){
57bd82d4 644 log check_header "$@"
dcd479c0
MR
645 header=$1
646 shift
b77df637
MR
647 disable_safe $header
648 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
649#include <$header>
650int x;
651EOF
652}
653
654check_func(){
57bd82d4 655 log check_func "$@"
dcd479c0
MR
656 func=$1
657 shift
d8bc5f06
MR
658 disable $func
659 check_ld "$@" <<EOF && enable $func
dcd479c0 660extern int $func();
c23a0ac8 661int main(void){ $func(); }
dcd479c0
MR
662EOF
663}
664
2446d3d6
DB
665check_func_headers(){
666 log check_func_headers "$@"
f8d7b072
MR
667 headers=$1
668 func=$2
669 shift 2
670 disable $func
671 incs=""
672 for hdr in $headers; do
673 incs="$incs
674#include <$hdr>"
675 done
cd0d9a9d 676 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 677$incs
d6773f56 678int main(int argc, char **argv){
2b2c2a81 679 return (long) $func;
f8d7b072
MR
680}
681EOF
682}
683
a5344cf7
SS
684check_cpp_condition(){
685 log check_cpp_condition "$@"
686 header=$1
687 condition=$2
f855b7b9
MR
688 shift 2
689 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
690#include <$header>
691#if !($condition)
692#error "unsatisfied condition: $condition"
693#endif
694EOF
695}
696
57bd82d4
MR
697check_lib(){
698 log check_lib "$@"
699 header="$1"
700 func="$2"
701 shift 2
fcfcde17
MR
702 temp_extralibs "$@"
703 check_header $header && check_func $func && add_extralibs "$@"
704 err=$?
705 restore_flags
706 return $err
57bd82d4
MR
707}
708
f8d7b072
MR
709check_lib2(){
710 log check_lib2 "$@"
711 headers="$1"
712 func="$2"
713 shift 2
300cde27 714 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
715}
716
dcd479c0 717check_exec(){
2270b4b2 718 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
719}
720
7dfef245 721check_exec_crash(){
5e622c40 722 code=$(cat)
7dfef245
MR
723
724 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
725 # are safe but may not be available everywhere. Thus we use
726 # raise(SIGTERM) instead. The check is run in a subshell so we
727 # can redirect the "Terminated" message from the shell. SIGBUS
728 # is not defined by standard C so it is used conditionally.
729
2270b4b2 730 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
731#include <signal.h>
732static void sighandler(int sig){
733 raise(SIGTERM);
734}
e5af4a11 735int main(void){
7dfef245
MR
736 signal(SIGILL, sighandler);
737 signal(SIGFPE, sighandler);
738 signal(SIGSEGV, sighandler);
739#ifdef SIGBUS
740 signal(SIGBUS, sighandler);
741#endif
742 { $code }
743}
744EOF
745}
746
72be9e73
DY
747check_type(){
748 log check_type "$@"
749 headers=$1
750 type=$2
751 shift 2
ae550ce9 752 disable_safe "$type"
72be9e73
DY
753 incs=""
754 for hdr in $headers; do
755 incs="$incs
756#include <$hdr>"
757 done
ae550ce9 758 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
759$incs
760$type v;
761EOF
762}
763
14d36751
MR
764check_struct(){
765 log check_type "$@"
766 headers=$1
767 struct=$2
768 member=$3
769 shift 3
770 disable_safe "${struct}_${member}"
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
776 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
777$incs
778const void *p = &(($struct *)0)->$member;
779EOF
780}
781
57bd82d4
MR
782require(){
783 name="$1"
784 header="$2"
785 func="$3"
786 shift 3
787 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
788}
789
f8d7b072
MR
790require2(){
791 name="$1"
792 headers="$2"
793 func="$3"
794 shift 3
795 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
796}
797
eea50282
MR
798check_foo_config(){
799 cfg=$1
800 pkg=$2
801 header=$3
802 func=$4
803 shift 4
804 disable $cfg
805 check_cmd ${pkg}-config --version
806 err=$?
807 if test "$err" = 0; then
5e622c40
DB
808 temp_cflags $(${pkg}-config --cflags)
809 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
810 check_lib "$@" $header $func && enable $cfg
811 fi
812 return $err
813}
814
f0125de9
MR
815check_host_cc(){
816 log check_host_cc "$@"
817 cat > $TMPC
818 log_file $TMPC
819 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
820}
821
822check_host_cflags(){
823 log check_host_cflags "$@"
824 check_host_cc "$@" <<EOF && append host_cflags "$@"
825int x;
826EOF
827}
828
c505dd31
MR
829apply(){
830 file=$1
831 shift
832 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
833}
834
c34681df
MR
835cp_if_changed(){
836 cmp -s "$1" "$2" &&
837 echo "$2 is unchanged" ||
838 cp -f "$1" "$2"
839}
840
dcd61286
DB
841# CONFIG_LIST contains configurable options, while HAVE_LIST is for
842# system-dependent things.
843
4a0d6686
AJ
844COMPONENT_LIST="
845 bsfs
846 decoders
847 demuxers
848 encoders
3cde40aa 849 filters
5666fd73 850 hwaccels
c552605c 851 indevs
4a0d6686 852 muxers
c552605c 853 outdevs
4a0d6686
AJ
854 parsers
855 protocols
856"
857
858CONFIG_LIST="
859 $COMPONENT_LIST
e8ed9b7a 860 aandct
f7679c54
VS
861 avfilter
862 avfilter_lavf
c88f5d72
MR
863 avisynth
864 beos_netserver
f402916e 865 bzlib
7f3f5f46 866 dct
c73f65d9 867 doc
92c6a099 868 dxva2
27a9466b 869 fastdiv
c88f5d72
MR
870 ffmpeg
871 ffplay
872 ffserver
1848f7d9 873 fft
4f034993 874 golomb
c88f5d72 875 gpl
ecfc4f44 876 gprof
d8d0d0b2 877 gray
3abe5fbd 878 hardcoded_tables
f7b8bffe 879 libdc1394
690bfceb 880 libdirac
2eed5a46
DB
881 libfaac
882 libfaad
883 libfaadbin
c88f5d72 884 libgsm
6ebe07fb 885 libmp3lame
c88f5d72 886 libnut
0b175caa
DB
887 libopencore_amrnb
888 libopencore_amrwb
9a77d59a 889 libopenjpeg
f7cd9eed 890 libschroedinger
ae14f311 891 libspeex
150d2772 892 libtheora
c88f5d72 893 libvorbis
1cc60c47
DB
894 libx264
895 libxvid
f4d608e3 896 lpc
47a158cb 897 mdct
c88f5d72 898 memalign_hack
a8150374 899 mlib
c88f5d72
MR
900 mpegaudio_hp
901 network
3fe142e2 902 nonfree
8a3c8627 903 pic
4a24ab64 904 postproc
2b4c3615 905 powerpc_perf
68602540 906 rdft
e90f5b5a 907 runtime_cpudetect
2e35e684 908 shared
bd2216e4 909 small
2e35e684 910 static
a9ddb5b1 911 swscale_alpha
17492d5e
DB
912 vaapi
913 vdpau
9cad0e4e 914 version3
56a059ac 915 x11grab
c88f5d72 916 zlib
4a0d6686 917"
c88f5d72 918
8eee7025
DB
919THREADS_LIST='
920 beosthreads
d22e8442 921 os2threads
8eee7025
DB
922 pthreads
923 w32threads
924'
925
3f5b56e5
MR
926ARCH_LIST='
927 alpha
a2fc0f6a 928 arm
fdcd782d
MR
929 avr32
930 avr32_ap
931 avr32_uc
3f5b56e5
MR
932 bfin
933 ia64
934 m68k
935 mips
bae3abb0 936 mips64
3f5b56e5 937 parisc
79cb09b2 938 ppc
34d11b87 939 ppc64
3f5b56e5
MR
940 s390
941 sh4
942 sparc
943 sparc64
944 x86
945 x86_32
946 x86_64
947'
948
949ARCH_EXT_LIST='
1ac9331a 950 altivec
3bf96eec 951 amd3dnow
a1ef9f08 952 amd3dnowext
1ac9331a 953 armv5te
edab3048 954 armv6
ab5cb084 955 armv6t2
f55b299a 956 armvfp
3f5b56e5
MR
957 iwmmxt
958 mmi
959 mmx
d7f0920b 960 mmx2
6b18d278 961 neon
799fde37 962 ppc4xx
1bb04d5a 963 sse
9eeed841 964 ssse3
bd9d34a0 965 vis
3f5b56e5
MR
966'
967
a3e02a8c
MR
968HAVE_LIST_PUB='
969 bigendian
970'
971
3f5b56e5
MR
972HAVE_LIST="
973 $ARCH_EXT_LIST
a3e02a8c 974 $HAVE_LIST_PUB
3f5b56e5 975 $THREADS_LIST
35fd8122 976 alsa_asoundlib_h
3f5b56e5 977 altivec_h
c9fdab0d 978 arpa_inet_h
e7ea5e3d 979 attribute_packed
6bd859d6 980 bswap
ecf97f22 981 closesocket
1ac9331a 982 cmov
e16e49ac 983 conio_h
c88f5d72 984 dcbzl
f8aa696f
DB
985 dev_bktr_ioctl_bt848_h
986 dev_bktr_ioctl_meteor_h
987 dev_ic_bt8xx_h
988 dev_video_meteor_ioctl_meteor_h
989 dev_video_bktr_ioctl_bt848_h
18b67ae5 990 dlfcn_h
c88f5d72 991 dlopen
bc574408 992 dos_paths
245626d0
DB
993 ebp_available
994 ebx_available
6b7c7703
VS
995 exp2
996 exp2f
c2a29455 997 fast_64bit
669b5583 998 fast_clz
7073e9fc 999 fast_cmov
7b829d2a 1000 fast_unaligned
9d99cc5a 1001 fork
84882df6 1002 getaddrinfo
da9e86f8 1003 gethrtime
4e68cb8a 1004 GetProcessTimes
66be5b45 1005 getrusage
2e1913b1 1006 inet_aton
61d251db 1007 inline_asm
abfc8d05 1008 isatty
9f5ff83f 1009 ldbrx
0b4a1821
AS
1010 libdc1394_1
1011 libdc1394_2
a33cab3a 1012 llrint
291fd18a 1013 log2
6b7c7703 1014 log2f
85dd97ad 1015 loongson
a33cab3a 1016 lrint
c88f5d72 1017 lrintf
e4673692 1018 lzo1x_999_compress
f8aa696f
DB
1019 machine_ioctl_bt848_h
1020 machine_ioctl_meteor_h
c88f5d72
MR
1021 malloc_h
1022 memalign
6ffa87d3 1023 mkstemp
b4e806b2 1024 pld
1f91cdce 1025 posix_memalign
a33cab3a
MK
1026 round
1027 roundf
c88f5d72
MR
1028 sdl
1029 sdl_video_size
b507ebd1 1030 setmode
72be9e73 1031 socklen_t
deb29777 1032 soundcard_h
f8cda19e 1033 poll_h
c0018613 1034 struct_addrinfo
b4d68544
MS
1035 struct_ipv6_mreq
1036 struct_sockaddr_in6
3b2372bf 1037 struct_sockaddr_sa_len
33a4dbdd 1038 struct_sockaddr_storage
b58412f1 1039 sys_mman_h
b091aa44 1040 sys_resource_h
81644c2e 1041 sys_select_h
deb29777 1042 sys_soundcard_h
1b6e8b73 1043 sys_videoio_h
d3a4b4e0 1044 ten_operands
e16e49ac 1045 termios_h
b265431e 1046 threads
7b04b8a0 1047 truncf
ce742de2 1048 vfp_args
7c5bfe7a 1049 VirtualAlloc
6ff3f3e7 1050 winsock2_h
cc078b5d 1051 xform_asm
304d586d 1052 yasm
0cb78cef 1053"
44161118 1054
b6bb00b0
MR
1055# options emitted with CONFIG_ prefix but not available on command line
1056CONFIG_EXTRA="
9cad0e4e
DB
1057 gplv3
1058 lgplv3
b6bb00b0
MR
1059"
1060
520cc7f1 1061CMDLINE_SELECT="
3f5b56e5 1062 $ARCH_EXT_LIST
520cc7f1 1063 $CONFIG_LIST
8eee7025 1064 $THREADS_LIST
c8a4ae00 1065 asm
db6107b6 1066 cross_compile
520cc7f1
MR
1067 debug
1068 extra_warnings
8c6afa4d 1069 logging
d2bbb2f7 1070 optimizations
87a0fb62 1071 stripping
7595a5e4 1072 yasm
520cc7f1 1073"
426be5dc
DB
1074
1075PATHS_LIST='
d156bede 1076 bindir
14a8acf1 1077 datadir
26759c44
MR
1078 incdir
1079 libdir
26759c44
MR
1080 mandir
1081 prefix
1082 shlibdir
426be5dc
DB
1083'
1084
1085CMDLINE_SET="
1086 $PATHS_LIST
1087 arch
313c46a6 1088 as
426be5dc
DB
1089 build_suffix
1090 cc
1091 cpu
1092 cross_prefix
50567afa 1093 dep_cc
ac63af34 1094 extra_version
9da6609f
MR
1095 host_cc
1096 host_cflags
1097 host_ldflags
1098 host_libs
82bb3329 1099 host_os
684b28e0 1100 ld
426be5dc 1101 logfile
89641463 1102 nm
26759c44 1103 source_path
c5200f17
MR
1104 sysinclude
1105 sysroot
a7ada2ba 1106 target_exec
26759c44 1107 target_os
a7ada2ba 1108 target_path
426be5dc 1109"
520cc7f1 1110
89f2932b
MR
1111CMDLINE_APPEND="
1112 extra_cflags
1113"
1114
912f3148
DB
1115# code dependency declarations
1116
9eeed841 1117# architecture extensions
808fa33c 1118
a2fc0f6a
MR
1119armv5te_deps="arm"
1120armv6_deps="arm"
ab5cb084 1121armv6t2_deps="arm"
a2fc0f6a
MR
1122armvfp_deps="arm"
1123iwmmxt_deps="arm"
808fa33c
MR
1124neon_deps="arm"
1125
e241ba14 1126mmi_deps="mips"
808fa33c
MR
1127
1128altivec_deps="ppc"
1129ppc4xx_deps="ppc"
1130
1131vis_deps="sparc"
1132
e939cedd 1133x86_64_select="cmov fast_cmov"
808fa33c
MR
1134amd3dnow_deps="mmx"
1135amd3dnowext_deps="amd3dnow"
9eeed841 1136mmx_deps="x86"
75aa95a6 1137mmx2_deps="mmx"
75aa95a6
DB
1138sse_deps="mmx"
1139ssse3_deps="sse"
9eeed841 1140
e939cedd 1141fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1142fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1143fast_unaligned_if_any="armv6 ppc x86"
669b5583 1144
89e053f8 1145need_memalign="altivec neon sse"
6fec122a 1146inline_asm_deps="!tms470"
89e053f8 1147
5666fd73 1148# decoders / encoders / hardware accelerators
f1e94694 1149aac_decoder_select="fft mdct aac_parser"
84c04e25 1150aac_encoder_select="fft mdct"
5b423887 1151ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1152alac_encoder_select="lpc"
47a158cb 1153atrac3_decoder_select="fft mdct"
4f034993 1154cavs_decoder_select="golomb"
47a158cb 1155cook_decoder_select="fft mdct"
2eef7c62 1156cscd_decoder_suggest="zlib"
47a158cb 1157dca_decoder_select="fft mdct"
e8ed9b7a 1158dnxhd_encoder_select="aandct"
2eef7c62 1159dxa_decoder_select="zlib"
baf91bb9 1160eac3_decoder_select="ac3_decoder"
84c04e25 1161eamad_decoder_select="aandct"
e8ed9b7a 1162eatgq_decoder_select="aandct"
d52b39c7 1163eatqi_decoder_select="aandct"
4f034993
MR
1164ffv1_decoder_select="golomb"
1165flac_decoder_select="golomb"
f4d608e3 1166flac_encoder_select="golomb lpc"
2eef7c62
AJ
1167flashsv_decoder_select="zlib"
1168flashsv_encoder_select="zlib"
4414137e 1169flv_decoder_select="h263_decoder"
4d4b4bd1 1170flv_encoder_select="h263_encoder"
e8ed9b7a 1171h261_encoder_select="aandct"
7f647ae0 1172h263_decoder_select="h263_parser"
e8ed9b7a 1173h263_encoder_select="aandct"
ff418735 1174h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1175h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1176h263i_decoder_select="h263_decoder"
fe629c2d 1177h263p_encoder_select="h263_encoder"
4f034993 1178h264_decoder_select="golomb"
92c6a099
LA
1179h264_dxva2_hwaccel_deps="dxva2api_h"
1180h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1181h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1182h264_vaapi_hwaccel_select="vaapi"
711dae77 1183h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1184h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1185imc_decoder_select="fft mdct"
4f034993
MR
1186jpegls_decoder_select="golomb"
1187jpegls_encoder_select="golomb"
e8ed9b7a 1188ljpeg_encoder_select="aandct"
4f034993 1189loco_decoder_select="golomb"
e8ed9b7a 1190mjpeg_encoder_select="aandct"
2cca233b 1191mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1192mpeg1video_encoder_select="aandct"
1193mpeg2video_encoder_select="aandct"
4414137e 1194mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1195mpeg4_encoder_select="h263_encoder"
711dae77 1196mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1197mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1198mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1199mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1200mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1201mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1202mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1203mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1204mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1205mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1206mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1207mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1208msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1209msmpeg4v1_encoder_select="h263_encoder"
4414137e 1210msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1211msmpeg4v2_encoder_select="h263_encoder"
4414137e 1212msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1213msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1214nellymoser_decoder_select="fft mdct"
1215nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1216png_decoder_select="zlib"
1217png_encoder_select="zlib"
63cae55d 1218qdm2_decoder_select="fft mdct rdft"
a8beb22f 1219rv10_decoder_select="h263_decoder"
b2bf38b4 1220rv10_encoder_select="h263_encoder"
a8beb22f 1221rv20_decoder_select="h263_decoder"
b2bf38b4 1222rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1223rv30_decoder_select="golomb"
1224rv40_decoder_select="golomb"
4f034993
MR
1225shorten_decoder_select="golomb"
1226sonic_decoder_select="golomb"
1227sonic_encoder_select="golomb"
1228sonic_ls_encoder_select="golomb"
1229svq3_decoder_select="golomb"
bee2eac5 1230svq3_decoder_suggest="zlib"
4eef77c1 1231theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1232tiff_decoder_suggest="zlib"
1233tiff_encoder_suggest="zlib"
aec09a00 1234truehd_decoder_select="mlp_decoder"
2eef7c62 1235tscc_decoder_select="zlib"
f95bfab0 1236vc1_decoder_select="h263_decoder"
ff418735 1237vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1238vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1239vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1240vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1241vorbis_decoder_select="fft mdct"
1242vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1243vp6a_decoder_select="vp6_decoder"
1244vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1245wmav1_decoder_select="fft mdct"
1246wmav1_encoder_select="fft mdct"
1247wmav2_decoder_select="fft mdct"
1248wmav2_encoder_select="fft mdct"
f95bfab0 1249wmv1_decoder_select="h263_decoder"
665507aa 1250wmv1_encoder_select="h263_encoder"
f95bfab0 1251wmv2_decoder_select="h263_decoder"
1746e2a9 1252wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1253wmv3_decoder_select="vc1_decoder"
1254wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1255wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1256zlib_decoder_select="zlib"
1257zlib_encoder_select="zlib"
1258zmbv_decoder_select="zlib"
1259zmbv_encoder_select="zlib"
30fd06be 1260
28b80940
DB
1261# parsers
1262h264_parser_select="golomb"
1263
f1e94694
DB
1264# bitstream_filters
1265aac_adtstoasc_bsf_select="aac_parser"
1266
912f3148 1267# external libraries
1b71f045 1268libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1269libdirac_encoder_deps="libdirac"
c9171a83 1270libfaac_encoder_deps="libfaac"
69ddbd1d 1271libfaad_decoder_deps="libfaad"
4ec45764 1272libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1273libgsm_decoder_deps="libgsm"
1274libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1275libgsm_ms_decoder_deps="libgsm"
1276libgsm_ms_encoder_deps="libgsm"
1cc60c47 1277libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1278libopencore_amrnb_decoder_deps="libopencore_amrnb"
1279libopencore_amrnb_encoder_deps="libopencore_amrnb"
1280libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1281libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1282libschroedinger_decoder_deps="libschroedinger"
1283libschroedinger_encoder_deps="libschroedinger"
ae14f311 1284libspeex_decoder_deps="libspeex"
150d2772 1285libtheora_encoder_deps="libtheora"
b0caf888 1286libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1287libx264_encoder_deps="libx264"
1288libxvid_encoder_deps="libxvid"
30fd06be 1289
912f3148 1290# demuxers / muxers
03a76ba9 1291ac3_demuxer_deps="ac3_parser"
647c2356 1292asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1293avisynth_demuxer_deps="avisynth"
1294dirac_demuxer_deps="dirac_parser"
5b423887 1295eac3_demuxer_select="ac3_parser"
647c2356 1296ipod_muxer_select="mov_muxer"
4e622dea
SS
1297libnut_demuxer_deps="libnut"
1298libnut_muxer_deps="libnut"
647c2356 1299matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1300matroska_demuxer_suggest="zlib bzlib"
1301mov_demuxer_suggest="zlib"
1302mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1303mp4_muxer_select="mov_muxer"
1304mpegtsraw_demuxer_select="mpegts_demuxer"
1305mxf_d10_muxer_select="mxf_muxer"
24ca518b 1306ogg_demuxer_select="golomb"
647c2356 1307psp_muxer_select="mov_muxer"
4e622dea
SS
1308rtsp_demuxer_deps="sdp_demuxer"
1309sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1310spdif_muxer_select="aac_parser"
647c2356
DB
1311tg2_muxer_select="mov_muxer"
1312tgp_muxer_select="mov_muxer"
6bdaa5f4 1313w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1314
1315# indevs / outdevs
38e54a75
SS
1316alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1317alsa_indev_extralibs="-lasound"
1318alsa_outdev_deps="alsa_asoundlib_h"
1319alsa_outdev_extralibs="-lasound"
1320audio_beos_indev_deps="audio_beos"
1321audio_beos_indev_extralibs="-lmedia -lbe"
1322audio_beos_outdev_deps="audio_beos"
1323audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1324bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1325dv1394_indev_deps="dv1394 dv_demuxer"
1326jack_indev_deps="jack_jack_h"
1327jack_indev_extralibs="-ljack"
1328libdc1394_indev_deps="libdc1394"
38e54a75
SS
1329oss_indev_deps_any="soundcard_h sys_soundcard_h"
1330oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1331v4l_indev_deps="linux_videodev_h"
1332v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1333vfwcap_indev_deps="capCreateCaptureWindow"
1334vfwcap_indev_extralibs="-lvfw32"
1335x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1336x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1337
912f3148 1338# protocols
3fff6382 1339gopher_protocol_deps="network"
c08fb000 1340http_protocol_deps="network"
cbf29889 1341rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1342rtp_protocol_deps="udp_protocol"
1343tcp_protocol_deps="network"
1344udp_protocol_deps="network"
1345
f7679c54 1346# filters
81124ba0 1347movie_filter_deps="avfilter_lavf"
f7679c54 1348
912f3148 1349# programs
fa859b4d 1350ffplay_deps="sdl"
6ad42348 1351ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1352ffserver_extralibs='$ldl'
a2830dca 1353
c73f65d9 1354doc_deps="texi2html"
912f3148 1355
de6d9b64 1356# default parameters
8a608357 1357
2ba042a7 1358logfile="config.err"
8a608357
MR
1359
1360# installation paths
c9d19248
MR
1361prefix_default="/usr/local"
1362bindir_default='${prefix}/bin'
14a8acf1 1363datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1364incdir_default='${prefix}/include'
1365libdir_default='${prefix}/lib'
1366mandir_default='${prefix}/share/man'
1367shlibdir_default="$libdir_default"
8a608357
MR
1368
1369# toolchain
11e6d03a 1370ar="ar"
13c7df3d 1371cc_default="gcc"
a3d7c197 1372cc_version=\"unknown\"
9da6609f 1373host_cc_default="gcc"
11e6d03a 1374ln_s="ln -sf"
89641463 1375nm_default="nm"
11e6d03a 1376objformat="elf"
be7109c1 1377ranlib="ranlib"
0f3cb305 1378strip="strip"
11e6d03a 1379yasmexe="yasm"
8a608357 1380
8182dc34
MR
1381nm_opts='-g'
1382
8a608357 1383# machine
5e622c40 1384arch=$(uname -m)
38d0a8aa 1385cpu="generic"
8a608357 1386
8a608357 1387# OS
4f854758 1388target_os=$(tolower $(uname -s))
82bb3329 1389host_os=$target_os
8a608357 1390
8a608357 1391# configurable options
c8a4ae00 1392enable asm
497237c7 1393enable debug
c73f65d9 1394enable doc
aa033b1e 1395enable fastdiv
497237c7
RP
1396enable ffmpeg
1397enable ffplay
1398enable ffserver
497237c7
RP
1399enable mpegaudio_hp
1400enable network
8400d6b8 1401enable optimizations
497237c7 1402enable protocols
530dc538 1403enable static
87a0fb62 1404enable stripping
a9ddb5b1 1405enable swscale_alpha
8a608357 1406
8a608357 1407# build settings
9987769a 1408SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1409FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1410LIBPREF="lib"
1411LIBSUF=".a"
c5f14466
RP
1412FULLNAME='$(NAME)$(BUILDSUF)'
1413LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1414SLIBPREF="lib"
1415SLIBSUF=".so"
c5f14466 1416SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1417SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1418SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1419LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1420
7e6c86e6
MR
1421CC_O='-o $@'
1422
f0125de9 1423host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1424host_libs='-lm'
1425
a7ada2ba
MR
1426target_path='.'
1427
0d7dca36
DB
1428# gcc stupidly only outputs the basename of targets with -MM, but we need the
1429# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1430DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1431DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1432
c597172e 1433# find source path
5e622c40 1434source_path="$(dirname "$0")"
497237c7 1435enable source_path_used
24524f36 1436if test -f configure; then
5e622c40 1437 source_path="$(pwd)"
497237c7 1438 disable source_path_used
c597172e 1439else
5e622c40 1440 source_path="$(cd "$source_path"; pwd)"
c597172e 1441 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1442 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1443 test -e "$source_path/config.h" &&
1444 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1445fi
1446
13cbe2c0 1447for v in "$@"; do
b04251c5
MR
1448 r=${v#*=}
1449 l=${v%"$r"}
1450 r=$(sh_quote "$r")
13cbe2c0
MR
1451 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1452done
c597172e 1453
73ef8980
MR
1454find_things(){
1455 thing=$1
1456 pattern=$2
1457 file=$source_path/$3
932ccf39 1458 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1459}
1460
1461ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1462DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1463HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1464PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1465BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1466MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1467DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1468OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1469INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1470PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1471FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1472
7483e694
DB
1473enable $ARCH_EXT_LIST \
1474 $DECODER_LIST \
1475 $ENCODER_LIST \
5666fd73 1476 $HWACCEL_LIST \
7483e694
DB
1477 $PARSER_LIST \
1478 $BSF_LIST \
1479 $DEMUXER_LIST \
1480 $MUXER_LIST \
f7679c54 1481 $FILTER_LIST \
7483e694
DB
1482 $PROTOCOL_LIST \
1483 $INDEV_LIST \
1484 $OUTDEV_LIST \
c597172e
MR
1485
1486die_unknown(){
1487 echo "Unknown option \"$1\"."
1488 echo "See $0 --help for available options."
1489 exit 1
1490}
1491
794f8e97 1492show_list() {
bf0c4afa
RP
1493 suffix=_$1
1494 shift
2b444ea7 1495 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1496 exit 0
1497}
1498
c597172e 1499for opt do
7483e694
DB
1500 optval="${opt#*=}"
1501 case "$opt" in
0f010b2f 1502 --extra-ldflags=*) add_ldflags $optval
7483e694 1503 ;;
0f010b2f 1504 --extra-libs=*) add_extralibs $optval
7483e694 1505 ;;
8fb1cb58 1506 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1507 ;;
40bcf4c7
BL
1508 --enable-debug=*) debuglevel="$optval"
1509 ;;
7483e694 1510 --enable-*=*|--disable-*=*)
8b93ddc3 1511 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1512 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1513 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1514 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1515 $action $(filter "$name" $list)
7483e694
DB
1516 ;;
1517 --enable-?*|--disable-?*)
5e622c40 1518 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1519 if is_in $option $COMPONENT_LIST; then
fed5d54b 1520 test $action = disable && action=unset
e3773a55
MR
1521 eval $action \$$(toupper ${option%s})_LIST
1522 elif is_in $option $CMDLINE_SELECT; then
1523 $action $option
1524 else
1525 die_unknown $opt
1526 fi
7483e694
DB
1527 ;;
1528 --list-*)
1529 NAME="${opt#--list-}"
1530 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1531 NAME=${NAME%s}
1532 eval show_list $NAME \$$(toupper $NAME)_LIST
1533 ;;
1534 --help|-h) show_help
1535 ;;
1536 *)
884a36a7 1537 optname="${opt%%=*}"
26759c44
MR
1538 optname="${optname#--}"
1539 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1540 if is_in $optname $CMDLINE_SET; then
1541 eval $optname='$optval'
1542 elif is_in $optname $CMDLINE_APPEND; then
1543 append $optname "$optval"
1544 else
1545 die_unknown $opt
1546 fi
7483e694
DB
1547 ;;
1548 esac
c597172e
MR
1549done
1550
bcea99bb
MR
1551disabled logging && logfile=/dev/null
1552
13cbe2c0 1553echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1554set >> $logfile
1555
9da6609f
MR
1556test -n "$cross_prefix" && enable cross_compile
1557
adb2b908 1558ar="${cross_prefix}${ar}"
11e6d03a 1559cc_default="${cross_prefix}${cc_default}"
20e0ed95 1560nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1561ranlib="${cross_prefix}${ranlib}"
1562strip="${cross_prefix}${strip}"
1563
c5200f17
MR
1564sysinclude_default="${sysroot}/usr/include"
1565
75800dce 1566set_default cc nm sysinclude
9da6609f
MR
1567enabled cross_compile || host_cc_default=$cc
1568set_default host_cc
13c7df3d 1569
82bb3329
MR
1570exesuf() {
1571 case $1 in
1572 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1573 esac
1574}
1575
1576EXESUF=$(exesuf $target_os)
1577HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1578
e4e69e0b 1579# set temporary file name
a49d42c2 1580: ${TMPDIR:=$TEMPDIR}
c51fafa1 1581: ${TMPDIR:=$TMP}
a49d42c2 1582: ${TMPDIR:=/tmp}
e4e69e0b 1583
54460a83
MR
1584if ! check_cmd type mktemp; then
1585 # simple replacement for missing mktemp
1586 # NOT SAFE FOR GENERAL USE
1587 mktemp(){
1588 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1589 }
1590fi
1591
1592tmpfile(){
1593 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1594 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1595 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1596 append TMPFILES $tmp
1597 eval $1=$tmp
1598}
1599
1600trap 'rm -f -- $TMPFILES' EXIT
1601trap exit HUP INT TERM
1602
1603tmpfile TMPC .c
1604tmpfile TMPE $EXESUF
1605tmpfile TMPH .h
1606tmpfile TMPO .o
1607tmpfile TMPS .S
a482e61b 1608tmpfile TMPV .ver
54460a83
MR
1609tmpfile TMPSH .sh
1610
1611unset -f mktemp
e4e69e0b 1612
993f2d0f
MR
1613# make sure we can execute files in $TMPDIR
1614cat > $TMPSH 2>> $logfile <<EOF
1615#! /bin/sh
1616EOF
1617chmod +x $TMPSH >> $logfile 2>&1
1618if ! $TMPSH >> $logfile 2>&1; then
1619 cat <<EOF
1620Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1621variable to another directory and make sure that it is not mounted noexec.
1622EOF
1623 die "Sanity test failed."
1624fi
993f2d0f 1625
19b4c628
MR
1626filter_cflags=echo
1627filter_cppflags=echo
1628filter_asflags=echo
1629
8f0c157a 1630if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1631 cc_type=gcc
a3d7c197 1632 cc_version=__VERSION__
aef6bd1b
MR
1633 if ! $cc -dumpversion | grep -q '^2\.'; then
1634 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1635 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1636 fi
629687f6
MR
1637elif $cc --version 2>/dev/null | grep -q Intel; then
1638 cc_type=icc
6e3fa35d 1639 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1640 CC_DEPFLAGS='-MMD'
1641 AS_DEPFLAGS='-MMD'
629687f6
MR
1642elif $cc -v 2>&1 | grep -q xlc; then
1643 cc_type=xlc
6e3fa35d 1644 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1645elif $cc -V 2>/dev/null | grep -q Compaq; then
1646 cc_type=ccc
6e3fa35d 1647 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1648 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1649 debuglevel=3
df442a8d 1650 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1651elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1652 test -d "$sysroot" || die "No valid sysroot specified."
1653 cc_type=armcc
6e3fa35d 1654 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1655 armcc_conf="$PWD/armcc.conf"
1656 $cc --arm_linux_configure \
1657 --arm_linux_config_file="$armcc_conf" \
1658 --configure_sysroot="$sysroot" \
1659 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1660 die "Error creating armcc configuration file."
1661 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1662 as_default="${cross_prefix}gcc"
07dec06e
MR
1663 CC_DEPFLAGS='-MMD'
1664 AS_DEPFLAGS='-MMD'
6fec122a
MR
1665elif $cc -version 2>/dev/null | grep -q TMS470; then
1666 cc_type=tms470
6e3fa35d 1667 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1668 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1669 CC_O='-fr=$(@D)'
1670 as_default="${cross_prefix}gcc"
1671 ld_default="${cross_prefix}gcc"
6fec122a
MR
1672 TMPO=$(basename $TMPC .c).o
1673 append TMPFILES $TMPO
1674 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1675 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1676 AS_DEPFLAGS='-MMD'
6fec122a
MR
1677 filter_cflags=tms470_flags
1678 tms470_flags(){
1679 for flag; do
1680 case $flag in
1681 -march=*|-mcpu=*)
1682 case "${flag#*=}" in
1683 armv7-a|cortex-a*) echo -mv=7a8 ;;
1684 armv7-r|cortex-r*) echo -mv=7r4 ;;
1685 armv7-m|cortex-m*) echo -mv=7m3 ;;
1686 armv6*|arm11*) echo -mv=6 ;;
1687 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1688 echo -mv=5e ;;
1689 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1690 esac
1691 ;;
1692 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1693 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1694 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1695 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1696 -Os) echo -O3 -mf=2 ;;
1697 -O[0-3]) echo $flag -mf=5 ;;
1698 -g) echo -g -mn ;;
587d24ff 1699 -pds=*) echo $flag ;;
6fec122a
MR
1700 esac
1701 done
1702 }
06da6943
DC
1703elif $cc -v 2>&1 | grep -q clang; then
1704 cc_type=clang
1705 cc_version=__VERSION__
1706 CC_DEPFLAGS='-MMD'
1707 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1708elif $cc -V 2>&1 | grep -q Sun; then
1709 cc_type=suncc
1710 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1711 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1712 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1713 filter_cflags=suncc_flags
1714 suncc_flags(){
1715 for flag; do
1716 case $flag in
1717 -march=*|-mcpu=*)
1718 case "${flag#*=}" in
1719 native) echo -xtarget=native ;;
1720 v9) echo -xarch=sparc ;;
1721 ultrasparc) echo -xarch=sparcvis ;;
1722 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1723 i586|pentium) echo -xchip=pentium ;;
1724 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1725 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1726 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1727 pentium4*) echo -xtarget=pentium4 ;;
1728 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1729 *-sse3) echo -xarch=sse3 ;;
1730 core2) echo -xarch=ssse3 -xchip=core2 ;;
1731 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1732 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1733 k8|opteron|athlon64|athlon-fx)
1734 echo -xarch=sse2a ;;
1735 athlon*) echo -xarch=pentium_proa ;;
1736 esac
1737 ;;
1738 -std=c99) echo -xc99 ;;
1739 -fomit-frame-pointer) echo -xregs=frameptr ;;
1740 -fPIC) echo -KPIC -xcode=pic32 ;;
1741 -Os) echo -O5 -xspace ;;
1742 -W*,*) echo $flag ;;
1743 -f*-*|-W*) ;;
1744 *) echo $flag ;;
1745 esac
1746 done
1747 }
629687f6
MR
1748fi
1749
1750test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1751
75bafbac 1752: ${as_default:=$cc}
50567afa 1753: ${dep_cc_default:=$cc}
684b28e0 1754: ${ld_default:=$cc}
50567afa 1755set_default as dep_cc ld
75800dce 1756
07dec06e
MR
1757test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1758test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1759
7f32f40c 1760add_cflags $extra_cflags
2f2e6c7c 1761add_asflags $extra_cflags
7f32f40c 1762
154d432c
MR
1763if test -n "$sysroot"; then
1764 case "$cc_type" in
1765 gcc)
467256f2 1766 add_cppflags --sysroot="$sysroot"
154d432c
MR
1767 add_ldflags --sysroot="$sysroot"
1768 ;;
6fec122a
MR
1769 tms470)
1770 add_cppflags -I"$sysinclude"
1771 add_ldflags --sysroot="$sysroot"
1772 ;;
06da6943
DC
1773 clang)
1774 add_cppflags -isysroot="$sysroot"
1775 add_ldflags -isysroot="$sysroot"
1776 ;;
154d432c
MR
1777 esac
1778fi
1779
d22c13a8
MR
1780if test "$cpu" = host; then
1781 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1782
1783 case "$cc_type" in
1784 gcc)
1785 check_native(){
1786 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1787 sed -n "/$1=/{
1788 s/.*$1=\\([^ ]*\\).*/\\1/
1789 p
1790 q
1791 }" $TMPE
d22c13a8
MR
1792 }
1793 cpu=$(check_native -march || check_native -mcpu)
1794 ;;
1795 esac
1796
1797 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1798fi
1799
e939cedd
MR
1800# Deal with common $arch aliases
1801case "$arch" in
1802 arm*)
1803 arch="arm"
1804 ;;
1805 mips|mipsel|IP*)
1806 arch="mips"
1807 ;;
1808 mips64)
1809 arch="mips"
1810 subarch="mips64"
1811 ;;
1812 parisc|hppa)
1813 arch="parisc"
1814 ;;
1815 parisc64|hppa64)
1816 arch="parisc"
1817 subarch="parisc64"
1818 ;;
1819 "Power Macintosh"|ppc|powerpc)
1820 arch="ppc"
1821 ;;
1822 ppc64)
1823 arch="ppc"
1824 subarch="ppc64"
1825 ;;
1826 s390|s390x)
1827 arch="s390"
1828 ;;
1829 sh4|sh)
1830 arch="sh4"
1831 ;;
1832 sun4u|sparc64)
1833 arch="sparc"
1834 subarch="sparc64"
1835 ;;
1836 i[3-6]86|i86pc|BePC|x86_64|amd64)
1837 arch="x86"
1838 ;;
1839esac
1840
1841is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1842enable $arch
e939cedd 1843
df5cdc24 1844# Add processor-specific flags
5d54c126
MR
1845if test "$cpu" = generic; then
1846 : do nothing
1847elif enabled ppc; then
343aef9b 1848
9dbd5c3d
MR
1849 case $cpu in
1850 601|ppc601|PowerPC601)
1851 cpuflags="-mcpu=601"
1852 ;;
1853 603*|ppc603*|PowerPC603*)
1854 cpuflags="-mcpu=603"
1855 ;;
1856 604*|ppc604*|PowerPC604*)
1857 cpuflags="-mcpu=604"
1858 ;;
1859 G3|g3|75*|ppc75*|PowerPC75*)
1860 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1861 ;;
1862 G4|g4|745*|ppc745*|PowerPC745*)
1863 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1864 ;;
1865 74*|ppc74*|PowerPC74*)
1866 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1867 ;;
1868 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1869 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1870 ;;
1871 Cell|CELL|cell)
1872 cpuflags="-mcpu=cell"
1873 enable ldbrx
1874 ;;
1875 esac
343aef9b
MR
1876
1877elif enabled x86; then
1878
9dbd5c3d
MR
1879 case $cpu in
1880 i[345]86|pentium)
1881 cpuflags="-march=$cpu"
1882 disable mmx
1883 ;;
1884 # targets that do NOT support conditional mov (cmov)
1885 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1886 cpuflags="-march=$cpu"
1887 disable cmov
1888 ;;
1889 # targets that do support conditional mov (cmov)
1890 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1891 cpuflags="-march=$cpu"
1892 enable cmov
1893 enable fast_cmov
1894 ;;
1895 # targets that do support conditional mov but on which it's slow
1896 pentium4|pentium4m|prescott|nocona)
1897 cpuflags="-march=$cpu"
1898 enable cmov
1899 disable fast_cmov
1900 ;;
1901 esac
343aef9b
MR
1902
1903elif enabled sparc; then
1904
9dbd5c3d
MR
1905 case $cpu in
1906 sparc64)
1907 cpuflags="-mcpu=v9"
1908 ;;
1909 esac
343aef9b
MR
1910
1911elif enabled arm; then
1912
34ba23c9
MR
1913 case $cpu in
1914 armv*)
1915 cpuflags="-march=$cpu"
1916 ;;
1917 *)
1918 cpuflags="-mcpu=$cpu"
1919 ;;
1920 esac
343aef9b
MR
1921
1922elif enabled alpha; then
1923
34ba23c9 1924 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1925
1926elif enabled bfin; then
1927
34ba23c9 1928 cpuflags="-mcpu=$cpu"
343aef9b
MR
1929
1930elif enabled mips; then
1931
34ba23c9 1932 cpuflags="-march=$cpu"
343aef9b
MR
1933
1934elif enabled avr32; then
1935
9dbd5c3d
MR
1936 case $cpu in
1937 ap7[02]0[0-2])
1938 subarch="avr32_ap"
1939 cpuflags="-mpart=$cpu"
1940 ;;
1941 ap)
1942 subarch="avr32_ap"
1943 cpuflags="-march=$cpu"
1944 ;;
1945 uc3[ab]*)
1946 subarch="avr32_uc"
1947 cpuflags="-mcpu=$cpu"
1948 ;;
1949 uc)
1950 subarch="avr32_uc"
1951 cpuflags="-march=$cpu"
1952 ;;
1953 esac
df5cdc24 1954
343aef9b
MR
1955fi
1956
df5cdc24
MR
1957add_cflags $cpuflags
1958add_asflags $cpuflags
1959
993f2d0f
MR
1960# compiler sanity check
1961check_exec <<EOF
1962int main(void){ return 0; }
1963EOF
1964if test "$?" != 0; then
1965 echo "$cc is unable to create an executable file."
1966 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1967 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1968 echo "Only do this if you know what cross compiling means."
1969 fi
1970 die "C compiler test failed."
1971fi
1972
38a9c529 1973add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1974check_cflags -std=c99
50a334e4 1975check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1976#include <stdlib.h>
1977EOF
50a334e4 1978check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1979#include <stdlib.h>
1980EOF
e9b9a2f8 1981
f0125de9
MR
1982check_host_cflags -std=c99
1983
b24dbcbd 1984case "$arch" in
e939cedd 1985 alpha|ia64|mips|parisc|sparc)
8a3c8627 1986 spic=$shared
b24dbcbd 1987 ;;
e939cedd 1988 x86)
cfdb6148 1989 subarch="x86_32"
e939cedd 1990 check_cc <<EOF && subarch="x86_64"
58b3536d 1991 int test[(int)sizeof(char*) - 7];
cfdb6148 1992EOF
de27f4d9 1993 if test "$subarch" = "x86_64"; then
e939cedd 1994 spic=$shared
de27f4d9 1995 fi
b24dbcbd 1996 ;;
b24dbcbd
RP
1997esac
1998
343aef9b 1999enable $subarch
8a3c8627 2000enabled spic && enable pic
5755bc88 2001check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2002
7483e694 2003# OS specific
4f854758 2004case $target_os in
7483e694 2005 beos|haiku|zeta)
c9d19248 2006 prefix_default="$HOME/config"
7483e694 2007 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2008 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2009 case "$gcc_version" in
2010 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2011 disable mmx
2012 ;;
2013 *20010315*) echo "BeBits gcc"
0f010b2f 2014 add_cflags -fno-expensive-optimizations
7483e694
DB
2015 ;;
2016 esac
7483e694
DB
2017 SHFLAGS=-nostart
2018 # enable BeOS things
2019 enable audio_beos
2020 # no need for libm, but the inet stuff
2021 # Check for BONE
2022 # XXX: actually should check for NOT net_server
78fe7631 2023 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2024 network_extralibs="-lbind -lsocket"
2025 else
2026 enable beos_netserver
2027 network_extralibs="-lnet"
2028 fi ;;
2029 sunos)
2030 FFSERVERLDFLAGS=""
9987769a 2031 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2032 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2033 network_extralibs="-lsocket -lnsl"
50a334e4 2034 add_cppflags -D__EXTENSIONS__
8182dc34 2035 nm_opts='-P -g'
7483e694
DB
2036 ;;
2037 netbsd)
07a8eef6
MR
2038 oss_indev_extralibs="-lossaudio"
2039 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2040 ;;
2041 openbsd)
89e053f8 2042 enable malloc_aligned
7c4a001a
MR
2043 # On OpenBSD 4.5. the compiler does not use PIC unless
2044 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2045 # however the generated executable will not do anything
2046 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2047 # Thus explicitly enable PIC here.
cd78208b 2048 enable pic
7483e694 2049 SHFLAGS='-shared'
07a8eef6
MR
2050 oss_indev_extralibs="-lossaudio"
2051 oss_outdev_extralibs="-lossaudio"
7483e694 2052 ;;
90b4f091 2053 freebsd|dragonfly)
89e053f8 2054 enable malloc_aligned
7483e694
DB
2055 ;;
2056 bsd/os)
2057 osextralibs="-lpoll -lgnugetopt"
2058 strip="strip -d"
2059 ;;
2060 darwin)
89e053f8 2061 enable malloc_aligned
0138c54e 2062 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2063 strip="strip -x"
2064 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2065 SLIBSUF=".dylib"
2066 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2067 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2068 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2069 objformat="macho"
1b0f6fb8 2070 enabled x86_64 && objformat="macho64"
8dfa86f7 2071 enabled_any pic shared ||
2704bd1a 2072 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2073 ;;
2074 mingw32*)
ad7da0b5
RP
2075 # Only WinXP or greater are supported
2076 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2077 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2078 disable network
2079 else
2080 target_os=mingw32
2081 fi
dcc01c06 2082 LIBTARGET=i386
1fc9fb8a 2083 if enabled x86_64; then
89e053f8 2084 enable malloc_aligned
dcc01c06 2085 LIBTARGET=x64
336cc1b0
MS
2086 elif enabled arm; then
2087 LIBTARGET=arm
dcc01c06 2088 fi
fbd971a4 2089 shlibdir_default="$bindir_default"
7483e694
DB
2090 disable ffserver
2091 SLIBPREF=""
2092 SLIBSUF=".dll"
7483e694
DB
2093 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2094 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2095 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2096 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2097 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2098 install -d "$(LIBDIR)"; \
2099 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2100 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2101 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2102 objformat="win32"
bc574408 2103 enable dos_paths
1894e741 2104 check_cflags -fno-common
b1549d61 2105 if ! enabled x86_64; then
f7ad5aa2
RP
2106 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2107 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2108 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2109 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2110 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2111 fi
7483e694
DB
2112 ;;
2113 cygwin*)
4f854758 2114 target_os=cygwin
fbd971a4 2115 shlibdir_default="$bindir_default"
7483e694
DB
2116 SLIBPREF="cyg"
2117 SLIBSUF=".dll"
2118 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2119 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2120 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2121 objformat="win32"
bc574408 2122 enable dos_paths
1894e741 2123 check_cflags -fno-common
7483e694 2124 ;;
4f365f37 2125 *-dos|freedos|opendos)
fdf11906 2126 disable ffplay ffserver
4f365f37
MK
2127 disable $INDEV_LIST $OUTDEV_LIST
2128 network_extralibs="-lsocket"
ff1c015d 2129 objformat="coff"
bc574408 2130 enable dos_paths
4f365f37 2131 ;;
7483e694 2132 linux)
7483e694
DB
2133 enable dv1394
2134 ;;
2135 irix*)
4f854758 2136 target_os=irix
7483e694
DB
2137 ranlib="echo ignoring ranlib"
2138 ;;
d22e8442 2139 os/2*)
d22e8442
DY
2140 strip="lxlite"
2141 ln_s="cp -f"
d22e8442 2142 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2143 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2144 FFSERVERLDFLAGS=""
287d3b13 2145 LIBSUF="_s.a"
d22e8442
DY
2146 SLIBPREF=""
2147 SLIBSUF=".dll"
2148 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2149 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2150 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2151 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2152 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2153 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2154 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2155 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2156 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2157 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2158 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2159 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2160 enable dos_paths
d22e8442 2161 ;;
83993c1c
AM
2162 gnu/kfreebsd)
2163 ;;
34e82167 2164 gnu)
34e82167 2165 ;;
d22e8442 2166
7483e694 2167 *)
4f924f9a 2168 die "Unknown OS '$target_os'."
7483e694
DB
2169 ;;
2170esac
2171
c9d19248
MR
2172set_default $PATHS_LIST
2173
c597172e 2174add_extralibs $osextralibs
de6d9b64 2175
28d8e661
DB
2176# Combine FFLDFLAGS and the LDFLAGS environment variable.
2177LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2178
320d060a 2179# we need to build at least one lib type
93b3c083 2180if ! enabled_any static shared; then
320d060a
DB
2181 cat <<EOF
2182At least one library type must be built.
2183Specify --enable-static to build the static libraries or --enable-shared to
2184build the shared libraries as well. To only build the shared libraries specify
2185--disable-static in addition to --enable-shared.
2186EOF
2187 exit 1;
2188fi
2189
abc4e572 2190disabled static && LIBNAME=""
2a320695 2191
a2234ceb
RP
2192if enabled_any libfaad libfaadbin ; then
2193 if check_header faad.h; then
295b8c70 2194 check_cc <<EOF
a2234ceb
RP
2195#include <faad.h>
2196#ifndef FAAD2_VERSION
2197ok faad1
2198#endif
db817cf3 2199int main(void) { return 0; }
a2234ceb
RP
2200EOF
2201 test $? = 0 && enable libfaad2
2202 else
ff3dac65 2203 die "FAAD test failed."
a2234ceb
RP
2204 fi
2205fi
2206
2207
2184c6f7 2208die_license_disabled() {
4c27207c 2209 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2210}
2211
2212die_license_disabled gpl libfaad2
2213die_license_disabled gpl libx264
2214die_license_disabled gpl libxvid
2215die_license_disabled gpl postproc
2216die_license_disabled gpl x11grab
2217
2f7ae63b 2218die_license_disabled nonfree libfaac
b2e3c528 2219
0b175caa
DB
2220die_license_disabled version3 libopencore_amrnb
2221die_license_disabled version3 libopencore_amrwb
2222
9cad0e4e 2223enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2224
9eeed841 2225check_deps $ARCH_EXT_LIST
0f3cb305 2226
40617a6d 2227disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2228
e276d9e8
MR
2229enable_pic() {
2230 enable pic
bce7b696
MR
2231 add_cppflags -DPIC
2232 add_cflags -fPIC
2233 add_asflags -fPIC
e276d9e8
MR
2234}
2235
2236enabled pic && enable_pic
bce7b696 2237
b4d96ba2
MR
2238check_cc <<EOF || die "Symbol mangling check failed."
2239int ff_extern;
2240EOF
8182dc34 2241sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2242extern_prefix=${sym%%ff_extern*}
2243
f65883c8
MR
2244check_cc <<EOF && enable inline_asm
2245void foo(void) { __asm__ volatile ("" ::); }
2246EOF
61d251db 2247
df5e3978
MR
2248_restrict=
2249for restrict_keyword in restrict __restrict__ __restrict; do
2250 check_cc <<EOF && _restrict=$restrict_keyword && break
2251void foo(char * $restrict_keyword p);
2252EOF
2253done
2254
2255check_cc <<EOF && enable attribute_packed
2256struct { int x; } __attribute__((packed)) x;
2257EOF
2258
2259check_cc <<EOF || die "endian test failed"
2260unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2261EOF
48fc536a 2262od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2263
e939cedd
MR
2264if enabled alpha; then
2265
2266 check_cflags -mieee
2267
2268elif enabled arm; then
e45391bb 2269
50fa82e6
MR
2270 check_cflags -marm
2271
fa0912fe
MR
2272 check_ld <<EOF && enable vfp_args
2273__asm__ (".eabi_attribute 28, 1");
2274int main(void) { return 0; }
2275EOF
2276
2277 # We have to check if pld is a nop and disable it.
2278 check_asm pld '"pld [r0]"'
2279
2280 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2281 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2282 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2283 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2284 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2285 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2286
e276d9e8
MR
2287 enabled_all armv6t2 shared !pic && enable_pic
2288
e939cedd
MR
2289elif enabled ia64; then
2290
2291 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2292 enabled shared && enable_weak hardcoded_tables
2293
fa0912fe 2294elif enabled mips; then
e45391bb 2295
fa0912fe
MR
2296 check_asm loongson '"dmult.g $1, $2, $3"'
2297 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2298
fa0912fe 2299elif enabled ppc; then
e45391bb 2300
fa0912fe
MR
2301 check_asm dcbzl '"dcbzl 0, 1"'
2302 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2303 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2304
2305 # AltiVec flags: The FSF version of GCC differs from the Apple version
2306 if enabled altivec; then
2307 check_cflags -maltivec -mabi=altivec &&
2308 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2309 check_cflags -faltivec
2310
2311 # check if our compiler supports Motorola AltiVec C API
2312 check_cc <<EOF || disable altivec
2313$inc_altivec_h
2314int main(void) {
2315 vector signed int v1, v2, v3;
2316 v1 = vec_add(v2,v3);
2317 return 0;
2318}
2319EOF
2320
2321 # check if our compiler supports braces for vector declarations
2322 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2323$inc_altivec_h
2324int main (void) { (vector int) {1}; return 0; }
2325EOF
2326 fi
e45391bb 2327
fa0912fe 2328elif enabled sparc; then
e45391bb 2329
fa0912fe
MR
2330 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2331 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2332
fa0912fe 2333elif enabled x86; then
e45391bb 2334
44965991
PI
2335 # check whether EBP is available on x86
2336 # As 'i' is stored on the stack, this program will crash
2337 # if the base pointer is used to access it because the
2338 # base pointer is cleared in the inline assembly code.
7dfef245 2339 check_exec_crash <<EOF && enable ebp_available
44965991 2340 volatile int i=0;
be449fca 2341 __asm__ volatile (
44965991
PI
2342 "xorl %%ebp, %%ebp"
2343 ::: "%ebp");
2344 return i;
44965991
PI
2345EOF
2346
f494213c 2347 # check whether EBX is available on x86
7cee5421
MR
2348 check_asm ebx_available '""::"b"(0)' &&
2349 check_asm ebx_available '"":::"%ebx"'
8e380710 2350
d3a4b4e0
DB
2351 # check whether more than 10 operands are supported
2352 check_cc <<EOF && enable ten_operands
2353int main(void) {
2354 int x=0;
2355 __asm__ volatile(
2356 ""
2357 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2358 );
2359 return 0;
2360}
2361EOF
2362
d7f0920b 2363 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2364 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2365 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2366
2367 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2368
d52481b9 2369 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2370 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2371 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2372 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2373 case "$objformat" in
2374 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2375 esac
7595a5e4 2376 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2377
669b5583
MR
2378 case "$cpu" in
2379 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2380 disable fast_clz
2381 ;;
2382 esac
2383
44965991
PI
2384fi
2385
a98bb16d
RP
2386if check_func dlopen; then
2387 ldl=
2388elif check_func dlopen -ldl; then
2389 ldl=-ldl
8bf5d58f
MN
2390fi
2391
75ecf149
DB
2392# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2393check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2394
7483e694 2395check_func fork
84882df6 2396check_func getaddrinfo $network_extralibs
7483e694
DB
2397check_func gethrtime
2398check_func getrusage
094c09bb 2399check_func inet_aton $network_extralibs
abfc8d05 2400check_func isatty
7483e694
DB
2401check_func memalign
2402check_func mkstemp
1f91cdce 2403check_func posix_memalign
b507ebd1 2404check_func_headers io.h setmode
e4673692 2405check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2406check_func_headers windows.h GetProcessTimes
7c5bfe7a 2407check_func_headers windows.h VirtualAlloc
6ffa87d3 2408
e16e49ac 2409check_header conio.h
a98bb16d 2410check_header dlfcn.h
92c6a099 2411check_header dxva2api.h
a98bb16d 2412check_header malloc.h
bf6ce82d 2413check_header poll.h
b58412f1 2414check_header sys/mman.h
b091aa44 2415check_header sys/resource.h
bf6ce82d 2416check_header sys/select.h
a98bb16d 2417check_header termios.h
272081b0
CEH
2418check_header vdpau/vdpau.h
2419check_header vdpau/vdpau_x11.h
68178ca9 2420check_header X11/extensions/XvMClib.h
a98bb16d 2421
89e053f8
MR
2422if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2423 enabled_any $need_memalign ; then
1f91cdce 2424 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2425fi
e16e49ac 2426
a4fa192c 2427disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2428disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2429
2430# check for some common methods of building with pthread support
2431# do this before the optional library checks as some of them require pthreads
2432if enabled pthreads; then
9e7fd101
MR
2433 if check_func pthread_create; then
2434 :
2435 elif check_func pthread_create -pthread; then
2436 add_cflags -pthread
afc9aee2 2437 add_extralibs -pthread
9e7fd101
MR
2438 elif check_func pthread_create -pthreads; then
2439 add_cflags -pthreads
afc9aee2 2440 add_extralibs -pthreads
8d94f606
GT
2441 elif check_func pthread_create -lpthreadGC2; then
2442 add_extralibs -lpthreadGC2
9e7fd101
MR
2443 elif ! check_lib pthread.h pthread_create -lpthread; then
2444 die "ERROR: can't find pthreads library"
2445 fi
57bd82d4
MR
2446fi
2447
8eee7025 2448for thread in $THREADS_LIST; do
e5f94c2b 2449 if enabled $thread; then
3ae3b721
RP
2450 test -n "$thread_type" &&
2451 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2452 thread_type="$thread"
e5f94c2b
RP
2453 fi
2454done
2455
fdf88598 2456check_lib math.h sin -lm
ff418735 2457check_lib va/va.h vaInitialize -lva
fdf88598 2458
6b7c7703
VS
2459check_func exp2
2460check_func exp2f
ad420e25
MR
2461check_func llrint
2462check_func log2
6b7c7703 2463check_func log2f
ad420e25
MR
2464check_func lrint
2465check_func lrintf
2466check_func round
2467check_func roundf
2468check_func truncf
f32adb22 2469
57bd82d4 2470# these are off by default, so fail if requested and not available
79fda097 2471enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2472enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2473 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2474 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2475enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2476enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2477enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2478enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2479enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2480enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2481enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2482enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2483enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2484 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2485enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2486enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2487enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2488enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2489 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2490 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2491enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2492enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2493
0b4a1821
AS
2494# libdc1394 check
2495if enabled libdc1394; then
2496 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2497 enable libdc1394_2; } ||
2498 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2499 enable libdc1394_1; } ||
2500 die "ERROR: No version of libdc1394 found "
2501fi
2502
6a1a892f 2503SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2504if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2505 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2506 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2507 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2508 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2509 enable sdl &&
2510 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2511fi
57bd82d4 2512
2270b4b2 2513texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2514
73b46a95 2515if enabled network; then
96000432 2516 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2517 check_type netdb.h "struct addrinfo"
b4d68544
MS
2518 check_type netinet/in.h "struct ipv6_mreq"
2519 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2520 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2521 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2522 # Prefer arpa/inet.h over winsock2
2523 if check_header arpa/inet.h ; then
2524 check_func closesocket
2525 elif check_header winsock2.h ; then
f4c13872
MS
2526 check_func_headers winsock2.h closesocket -lws2 && \
2527 network_extralibs="-lws2" || \
2528 { check_func_headers winsock2.h closesocket -lws2_32 && \
2529 network_extralibs="-lws2_32"; }
72be9e73 2530 check_type ws2tcpip.h socklen_t
c0018613 2531 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2532 check_type ws2tcpip.h "struct ipv6_mreq"
2533 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2534 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2535 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2536 else
2537 disable network
73b46a95
RP
2538 fi
2539fi
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
138132be
MR
2649elif enabled armcc; then
2650 # 2523: use of inline assembler is deprecated
2651 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2652elif enabled tms470; then
2653 add_cflags -pds=824 -pds=837
504a64b9
CEH
2654fi
2655
90be59ef 2656if enabled gprof; then
0f010b2f
DB
2657 add_cflags -p
2658 add_ldflags -p
1db54e20
DB
2659fi
2660
7f3c02fc 2661# Find out if the .align argument is a power of two or not.
9377b6ce 2662check_asm asmalign_pot '".align 3"'
4454dc1b 2663
7483e694
DB
2664enabled_any $DECODER_LIST && enable decoders
2665enabled_any $ENCODER_LIST && enable encoders
5666fd73 2666enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2667enabled_any $BSF_LIST && enable bsfs
2668enabled_any $DEMUXER_LIST && enable demuxers
2669enabled_any $MUXER_LIST && enable muxers
f7679c54 2670enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2671enabled_any $INDEV_LIST && enable indevs
2672enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2673enabled_any $PROTOCOL_LIST && enable protocols
2674
2675enabled_any $THREADS_LIST && enable threads
2676
2677check_deps $CONFIG_LIST \
b6bb00b0 2678 $CONFIG_EXTRA \
7483e694
DB
2679 $HAVE_LIST \
2680 $DECODER_LIST \
2681 $ENCODER_LIST \
5666fd73 2682 $HWACCEL_LIST \
7483e694
DB
2683 $PARSER_LIST \
2684 $BSF_LIST \
2685 $DEMUXER_LIST \
2686 $MUXER_LIST \
f7679c54 2687 $FILTER_LIST \
7483e694
DB
2688 $INDEV_LIST \
2689 $OUTDEV_LIST \
2690 $PROTOCOL_LIST \
f70f03f6 2691
c8a4ae00
MR
2692enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2693
3e89171a 2694echo "install prefix $prefix"
f36958f8
DB
2695echo "source path $source_path"
2696echo "C compiler $cc"
bfd5afd8 2697echo ".align is power-of-two $asmalign_pot"
f36958f8 2698echo "ARCH $arch ($cpu)"
ce8871c2
MR
2699if test "$build_suffix" != ""; then
2700 echo "build suffix $build_suffix"
eb94aca9 2701fi
ac63af34
DB
2702if test "$extra_version" != ""; then
2703 echo "version string suffix $extra_version"
2704fi
0db2ce77 2705echo "big-endian ${bigendian-no}"
e90f5b5a 2706echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2707if enabled x86; then
af44e8e4 2708 echo "yasm ${yasm-no}"
0db2ce77 2709 echo "MMX enabled ${mmx-no}"
30e98e62 2710 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2711 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2712 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2713 echo "SSE enabled ${sse-no}"
30e98e62 2714 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2715 echo "CMOV enabled ${cmov-no}"
2716 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2717 echo "EBX available ${ebx_available-no}"
2718 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2719 echo "10 operands supported ${ten_operands-no}"
e41e8342 2720fi
5b6c2cbd 2721if enabled arm; then
0db2ce77
MR
2722 echo "ARMv5TE enabled ${armv5te-no}"
2723 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2724 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2725 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2726 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2727 echo "NEON enabled ${neon-no}"
eba9ae3c 2728fi
5b6c2cbd 2729if enabled mips; then
0db2ce77 2730 echo "MMI enabled ${mmi-no}"
e41e8342 2731fi
5b6c2cbd 2732if enabled ppc; then
0db2ce77 2733 echo "AltiVec enabled ${altivec-no}"
30e98e62 2734 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2735 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2736 echo "performance report ${powerpc_perf-no}"
2737fi
2738if enabled sparc; then
2739 echo "VIS enabled ${vis-no}"
e41e8342 2740fi
0db2ce77
MR
2741echo "gprof enabled ${gprof-no}"
2742echo "debug symbols ${debug-no}"
87a0fb62 2743echo "strip symbols ${stripping-no}"
8400d6b8 2744echo "optimizations ${optimizations-no}"
0db2ce77
MR
2745echo "static ${static-no}"
2746echo "shared ${shared-no}"
4a24ab64 2747echo "postprocessing support ${postproc-no}"
f7679c54 2748echo "new filter support ${avfilter-no}"
81124ba0 2749echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2750echo "network support ${network-no}"
0db2ce77
MR
2751echo "threading support ${thread_type-no}"
2752echo "SDL support ${sdl-no}"
0db2ce77
MR
2753echo "Sun medialib support ${mlib-no}"
2754echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2755echo "libdc1394 support ${libdc1394-no}"
690bfceb 2756echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2757echo "libfaac enabled ${libfaac-no}"
2758echo "libfaad enabled ${libfaad-no}"
7e0871a7 2759echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2760echo "libgsm enabled ${libgsm-no}"
2761echo "libmp3lame enabled ${libmp3lame-no}"
2762echo "libnut enabled ${libnut-no}"
0b175caa
DB
2763echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2764echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2765echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2766echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2767echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2768echo "libtheora enabled ${libtheora-no}"
2769echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2770echo "libx264 enabled ${libx264-no}"
2771echo "libxvid enabled ${libxvid-no}"
0db2ce77 2772echo "zlib enabled ${zlib-no}"
f402916e 2773echo "bzlib enabled ${bzlib-no}"
2c62e737 2774echo
de6d9b64 2775
5666fd73 2776for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2777 echo "Enabled ${type}s:"
f65c9da1 2778 eval list=\$$(toupper $type)_LIST
8138b9db 2779 for part in $list; do
f65c9da1
MR
2780 enabled $part && echo ${part%_*}
2781 done | sort | pr -3 -t
2782 echo
8138b9db
RP
2783done
2784
ba7a7039 2785license="LGPL version 2.1 or later"
ba321adb 2786if enabled nonfree; then
ba7a7039 2787 license="nonfree and unredistributable"
9cad0e4e
DB
2788elif enabled gplv3; then
2789 license="GPL version 3 or later"
2790elif enabled lgplv3; then
2791 license="LGPL version 3 or later"
ba321adb 2792elif enabled gpl; then
ba7a7039 2793 license="GPL version 2 or later"
ba321adb
JK
2794fi
2795
2796echo "License: $license"
ca5323af 2797
cf1392e9
DB
2798echo "Creating config.mak and config.h..."
2799
df642790
MR
2800# build tree in object directory if source path is different from current one
2801if enabled source_path_used; then
2802 DIRS="
2803 doc
2804 libavcodec
2805 libavcodec/$arch
2806 libavdevice
2807 libavfilter
2808 libavformat
2809 libavutil
2810 libavutil/$arch
2811 libpostproc
2812 libswscale
2813 libswscale/$arch
2814 tests
2815 tools
2816 "
2817 FILES="
2818 Makefile
2819 common.mak
2820 subdir.mak
2821 doc/texi2pod.pl
2822 libavcodec/Makefile
2823 libavdevice/Makefile
2824 libavfilter/Makefile
2825 libavformat/Makefile
2826 libavutil/Makefile
2827 libpostproc/Makefile
2828 libswscale/Makefile
2829 "
2830 for dir in $DIRS ; do
2831 mkdir -p $dir
2832 done
2833 for f in $FILES ; do
2834 $ln_s "$source_path/$f" $f
2835 done
2836fi
2837
ad212cc6
MR
2838enabled stripping || strip="echo skipping strip"
2839
173c983b
MR
2840cat > config.mak <<EOF
2841# Automatically generated by configure - do not modify!
2842ifndef FFMPEG_CONFIG_MAK
2843FFMPEG_CONFIG_MAK=1
2844FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2845prefix=$prefix
2846LIBDIR=\$(DESTDIR)$libdir
2847SHLIBDIR=\$(DESTDIR)$shlibdir
2848INCDIR=\$(DESTDIR)$incdir
2849BINDIR=\$(DESTDIR)$bindir
2850DATADIR=\$(DESTDIR)$datadir
2851MANDIR=\$(DESTDIR)$mandir
2852SRC_PATH="$source_path"
2853SRC_PATH_BARE=$source_path
2854BUILD_ROOT="$PWD"
2855ARCH=$arch
2856CC=$cc
2857AS=$as
2858LD=$ld
2859DEPCC=$dep_cc
2860YASM=$yasmexe
2861AR=$ar
2862RANLIB=$ranlib
2863LN_S=$ln_s
2864STRIP=$strip
2865CPPFLAGS=$CPPFLAGS
2866CFLAGS=$CFLAGS
2867ASFLAGS=$ASFLAGS
2868CC_O=$CC_O
2869LDFLAGS=$LDFLAGS
2870FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2871SHFLAGS=$SHFLAGS
2872YASMFLAGS=$YASMFLAGS
2873BUILDSUF=$build_suffix
2874FULLNAME=$FULLNAME
2875LIBPREF=$LIBPREF
2876LIBSUF=$LIBSUF
2877LIBNAME=$LIBNAME
2878SLIBPREF=$SLIBPREF
2879SLIBSUF=$SLIBSUF
2880EXESUF=$EXESUF
2881EXTRA_VERSION=$extra_version
2882DEPFLAGS=$DEPFLAGS
2883CCDEP=$CCDEP
2884ASDEP=$ASDEP
2885CC_DEPFLAGS=$CC_DEPFLAGS
2886AS_DEPFLAGS=$AS_DEPFLAGS
2887HOSTCC=$host_cc
2888HOSTCFLAGS=$host_cflags
2889HOSTEXESUF=$HOSTEXESUF
2890HOSTLDFLAGS=$host_ldflags
2891HOSTLIBS=$host_libs
2892TARGET_EXEC=$target_exec
2893TARGET_PATH=$target_path
2894SDL_LIBS=$sdl_libs
2895SDL_CFLAGS=$sdl_cflags
2896LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2897EXTRALIBS=$extralibs
2898EOF
5a872801 2899
719c8e00
MR
2900get_version(){
2901 name=$1
2902 file=$source_path/$2
147e7692
MR
2903 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2904 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2905 lcname=$(tolower $name)
2906 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2907 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2908}
2909
147e7692
MR
2910get_version LIBSWSCALE libswscale/swscale.h
2911get_version LIBPOSTPROC libpostproc/postprocess.h
2912get_version LIBAVCODEC libavcodec/avcodec.h
2913get_version LIBAVDEVICE libavdevice/avdevice.h
2914get_version LIBAVFORMAT libavformat/avformat.h
2915get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2916get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2917
173c983b
MR
2918enabled shared && cat >> config.mak <<EOF
2919LIBTARGET=${LIBTARGET}
2920SLIBNAME=${SLIBNAME}
2921SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2922SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2923SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2924SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2925SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2926SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2927EOF
523ef551 2928
173c983b
MR
2929enabled asmalign_pot || align_shift="1 <<"
2930
2931cat > $TMPH <<EOF
2932/* Automatically generated by configure - do not modify! */
2933#ifndef FFMPEG_CONFIG_H
2934#define FFMPEG_CONFIG_H
2935#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2936#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2937#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2938#define CC_TYPE "$cc_type"
2939#define CC_VERSION $cc_version
2940#define restrict $_restrict
2941#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2942#define EXTERN_PREFIX "${extern_prefix}"
2943#define EXTERN_ASM ${extern_prefix}
2944EOF
523ef551
DB
2945
2946if enabled small || disabled optimizations; then
2947 echo "#define av_always_inline" >> $TMPH
2948fi
2949
3d907e22
MR
2950print_config ARCH_ $TMPH config.mak $ARCH_LIST
2951print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2952print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2953 $CONFIG_EXTRA \
7483e694
DB
2954 $DECODER_LIST \
2955 $ENCODER_LIST \
5666fd73 2956 $HWACCEL_LIST \
7483e694
DB
2957 $PARSER_LIST \
2958 $BSF_LIST \
2959 $DEMUXER_LIST \
2960 $MUXER_LIST \
f7679c54 2961 $FILTER_LIST \
7483e694
DB
2962 $PROTOCOL_LIST \
2963 $INDEV_LIST \
2964 $OUTDEV_LIST \
8ac17293 2965
9c05103f 2966echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2967echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2968
b7860763 2969# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2970cp_if_changed $TMPH config.h
3d204385 2971
a3e02a8c
MR
2972cat > $TMPH <<EOF
2973/* Generated by ffconf */
2974#ifndef AVUTIL_AVCONFIG_H
2975#define AVUTIL_AVCONFIG_H
2976EOF
2977
2978print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2979
2980echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2981
2982cp_if_changed $TMPH libavutil/avconfig.h
2983
d0674868 2984# build pkg-config files
def4272a 2985
d0674868
DB
2986pkgconfig_generate(){
2987name=$1
b0dfd108 2988shortname=${name#lib}${build_suffix}
d0674868
DB
2989comment=$2
2990version=$3
2991libs=$4
2992requires=$5
25cd5cb3 2993cat <<EOF > $name/$name.pc
3e89171a 2994prefix=$prefix
a94e666c 2995exec_prefix=\${prefix}
f2b7382c 2996libdir=$libdir
7622778e 2997includedir=$incdir
def4272a 2998
d0674868
DB
2999Name: $name
3000Description: $comment
3001Version: $version
8cd6b388 3002Requires: $(enabled shared || echo $requires)
5dcfe9f8 3003Requires.private: $(enabled shared && echo $requires)
def4272a 3004Conflicts:
8cd6b388 3005Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3006Libs.private: $(enabled shared && echo $libs)
76a448ed 3007Cflags: -I\${includedir}
def4272a 3008EOF
25cd5cb3 3009cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3010prefix=
3011exec_prefix=
46d1ff83 3012libdir=\${pcfiledir}
1d44d365 3013includedir=${source_path}
def4272a 3014
d0674868
DB
3015Name: $name
3016Description: $comment
3017Version: $version
3018Requires: $requires
def4272a 3019Conflicts:
12701f6e 3020Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3021Cflags: -I\${includedir}
3022EOF
d0674868 3023}
def4272a 3024
e426941d 3025pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3026pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3027pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3028pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3029enabled avfilter &&
46983309 3030 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3031enabled postproc &&
e426941d 3032 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3033pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"