Fix timestamps.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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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
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86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
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90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
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99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
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106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --enable-beos-netserver enable BeOS netserver
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
c8a4ae00 216 --disable-asm disable all assembler optimizations
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217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 235 --enable-sram allow use of on-chip SRAM
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236
237Developer options (useful when working on FFmpeg itself):
238 --disable-debug disable debugging symbols
239 --enable-debug=LEVEL set the debug level [$debuglevel]
240 --enable-gprof enable profiling with gprof [$gprof]
241 --disable-optimizations disable compiler optimizations
242 --enable-extra-warnings enable more compiler warnings
243 --disable-stripping disable stripping of executables and shared libraries
244
245NOTE: Object files are built at the place where configure is launched.
246EOF
60e8bc13 247 exit 0
74c53c2d 248}
cf9d24ad 249
57bd82d4 250log(){
2270b4b2 251 echo "$@" >> $logfile
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252}
253
720c69da 254log_file(){
c8e9f801 255 log BEGIN $1
2270b4b2 256 pr -n -t $1 >> $logfile
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257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
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263}
264
265die(){
266 echolog "$@"
267 cat <<EOF
d326cf7f 268
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269If you think configure made a mistake, make sure you are using the latest
270version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 271ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 272EOF
e155a21a 273 if disabled logging; then
2ba042a7 274 cat <<EOF
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275Rerun configure with logging enabled (do not use --disable-logging), and
276include the log this produces with your report.
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277EOF
278 else
279cat <<EOF
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280Include the log file "$logfile" produced by configure as this will help
281solving the problem.
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282EOF
283 fi
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284 exit 1
285}
286
6c6007d6 287# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 288toupper(){
6c6007d6 289 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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290}
291
4a5444db 292tolower(){
6c6007d6 293 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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294}
295
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296c_escape(){
297 echo "$*" | sed 's/["\\]/\\\0/g'
298}
299
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300sh_quote(){
301 v=$(echo "$1" | sed "s/'/'\\\\''/g")
302 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
303 echo "$v"
304}
305
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306filter(){
307 pat=$1
308 shift
309 for v; do
98ef6079 310 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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311 done
312}
313
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314set_all(){
315 value=$1
316 shift
317 for var in $*; do
318 eval $var=$value
319 done
320}
321
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322set_weak(){
323 value=$1
324 shift
325 for var; do
326 eval : \${$var:=$value}
327 done
328}
329
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330pushvar(){
331 for var in $*; do
332 eval level=\${${var}_level:=0}
333 eval ${var}_${level}="\$$var"
334 eval ${var}_level=$(($level+1))
335 done
336}
337
338popvar(){
339 for var in $*; do
340 eval level=\${${var}_level:-0}
341 test $level = 0 && continue
342 eval level=$(($level-1))
343 eval $var="\${${var}_${level}}"
344 eval ${var}_level=$level
345 eval unset ${var}_${level}
346 done
347}
348
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349enable(){
350 set_all yes $*
351}
352
353disable(){
354 set_all no $*
355}
356
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357enable_weak(){
358 set_weak yes $*
359}
360
361disable_weak(){
362 set_weak no $*
363}
364
72702705 365enable_safe(){
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366 for var; do
367 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
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369}
370
371disable_safe(){
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372 for var; do
373 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
374 done
72702705
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375}
376
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377do_enable_deep(){
378 for var; do
379 enabled $var && continue
380 eval sel="\$${var}_select"
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381 eval sgs="\$${var}_suggest"
382 pushvar var sgs
f9d328da 383 enable_deep $sel
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384 popvar sgs
385 enable_deep_weak $sgs
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386 popvar var
387 done
388}
389
390enable_deep(){
391 do_enable_deep $*
392 enable $*
393}
394
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395enable_deep_weak(){
396 do_enable_deep $*
397 enable_weak $*
398}
399
57bd82d4 400enabled(){
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401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xyes"
44161118
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403}
404
37970ebf 405disabled(){
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MR
406 test "${1#!}" = "$1" && op== || op=!=
407 eval test "x\$${1#!}" $op "xno"
37970ebf
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408}
409
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410enabled_all(){
411 for opt; do
412 enabled $opt || return 1
413 done
414}
415
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416disabled_all(){
417 for opt; do
418 disabled $opt || return 1
419 done
420}
421
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422enabled_any(){
423 for opt; do
424 enabled $opt && return 0
425 done
426}
427
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DB
428disabled_any(){
429 for opt; do
430 disabled $opt && return 0
431 done
f7b230a7 432 return 1
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DB
433}
434
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435set_default(){
436 for opt; do
88268e94 437 eval : \${$opt:=\$${opt}_default}
c9d19248
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438 done
439}
440
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441is_in(){
442 value=$1
443 shift
444 for var in $*; do
445 [ $var = $value ] && return 0
446 done
447 return 1
448}
449
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450check_deps(){
451 for cfg; do
3250003c 452 cfg="${cfg#!}"
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453 enabled ${cfg}_checking && die "Circular dependency for $cfg."
454 disabled ${cfg}_checking && continue
455 enable ${cfg}_checking
456
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457 eval dep_all="\$${cfg}_deps"
458 eval dep_any="\$${cfg}_deps_any"
7ef3425f 459 eval dep_sel="\$${cfg}_select"
c510c7b5 460 eval dep_sgs="\$${cfg}_suggest"
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461 eval dep_ifa="\$${cfg}_if"
462 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 463
3d7453e0
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464 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
465 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
466 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 467
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468 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
469 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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470 enabled_all $dep_all || disable $cfg
471 enabled_any $dep_any || disable $cfg
7ef3425f 472 disabled_any $dep_sel && disable $cfg
799c9e9b 473
4ec45764
RP
474 if enabled $cfg; then
475 eval dep_extralibs="\$${cfg}_extralibs"
476 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 477 enable_deep $dep_sel
c510c7b5 478 enable_deep_weak $dep_sgs
4ec45764
RP
479 fi
480
799c9e9b 481 disable ${cfg}_checking
30fd06be
MR
482 done
483}
484
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485print_config(){
486 pfx=$1
487 header=$2
488 makefile=$3
489 shift 3
490 for cfg; do
5e622c40 491 ucname="$(toupper $cfg)"
44161118 492 if enabled $cfg; then
3d907e22 493 echo "#define ${pfx}${ucname} 1" >> $header
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MR
494 echo "${pfx}${ucname}=yes" >> $makefile
495 else
b250f9c6 496 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 497 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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498 fi
499 done
57bd82d4
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500}
501
502flags_saved(){
2270b4b2 503 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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504}
505
dcd479c0 506save_flags(){
57bd82d4 507 flags_saved && return
dcd479c0
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508 SAVE_CFLAGS="$CFLAGS"
509 SAVE_LDFLAGS="$LDFLAGS"
510 SAVE_extralibs="$extralibs"
511}
512
513restore_flags(){
f5d28d10 514 flags_saved || return
dcd479c0
MR
515 CFLAGS="$SAVE_CFLAGS"
516 LDFLAGS="$SAVE_LDFLAGS"
517 extralibs="$SAVE_extralibs"
518 unset SAVE_CFLAGS
519 unset SAVE_LDFLAGS
520 unset SAVE_extralibs
521}
522
523temp_cflags(){
524 save_flags
525 CFLAGS="$CFLAGS $*"
526}
527
528temp_ldflags(){
529 save_flags
530 LDFLAGS="$LDFLAGS $*"
531}
532
533temp_extralibs(){
534 save_flags
535 extralibs="$extralibs $*"
536}
537
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MR
538append(){
539 var=$1
540 shift
541 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
542 eval "$var=\"\$$var $*\""
543}
544
50a334e4 545add_cppflags(){
caf458dd 546 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
547}
548
57bd82d4 549add_cflags(){
caf458dd 550 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
551}
552
2f2e6c7c 553add_asflags(){
caf458dd 554 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
555}
556
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MR
557add_ldflags(){
558 append LDFLAGS "$@"
559}
560
561add_extralibs(){
562 append extralibs "$@"
563}
564
b0cfb663 565check_cmd(){
b3cb5d51 566 log "$@"
2270b4b2 567 "$@" >> $logfile 2>&1
b0cfb663
MR
568}
569
dcd479c0 570check_cc(){
57bd82d4 571 log check_cc "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
50a334e4 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
575}
576
577check_cpp(){
578 log check_cpp "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
9e7f3277 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
582}
583
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MR
584check_as(){
585 log check_as "$@"
586 cat > $TMPC
587 log_file $TMPC
2f2e6c7c 588 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
589}
590
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MR
591check_asm(){
592 log check_asm "$@"
593 name="$1"
3784e82e 594 code="$2"
940f335a 595 shift 2
49214f61
MR
596 disable $name
597 check_as "$@" <<EOF && enable $name
3784e82e 598void foo(void){ __asm__ volatile($code); }
940f335a
MR
599EOF
600}
601
304d586d
LM
602check_yasm(){
603 log check_yasm "$@"
604 echo "$1" > $TMPS
605 log_file $TMPS
606 shift 1
607 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
3155a644
MR
612 flags=''
613 libs=''
614 for f; do
615 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
616 done
2a194acd 617 check_cc $($filter_cflags $flags) || return
684b28e0 618 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
619}
620
50a334e4
MR
621check_cppflags(){
622 log check_cppflags "$@"
caf458dd
MR
623 set -- $($filter_cppflags "$@")
624 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
625int x;
626EOF
627}
628
dcd479c0 629check_cflags(){
57bd82d4 630 log check_cflags "$@"
caf458dd
MR
631 set -- $($filter_cflags "$@")
632 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
633int x;
634EOF
635}
636
2ed46eea
MR
637test_ldflags(){
638 log test_ldflags "$@"
639 check_ld "$@" <<EOF
c23a0ac8 640int main(void){ return 0; }
dcd479c0
MR
641EOF
642}
643
2ed46eea
MR
644check_ldflags(){
645 log check_ldflags "$@"
646 test_ldflags "$@" && add_ldflags "$@"
647}
648
dcd479c0 649check_header(){
57bd82d4 650 log check_header "$@"
dcd479c0
MR
651 header=$1
652 shift
b77df637
MR
653 disable_safe $header
654 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
655#include <$header>
656int x;
657EOF
658}
659
660check_func(){
57bd82d4 661 log check_func "$@"
dcd479c0
MR
662 func=$1
663 shift
d8bc5f06
MR
664 disable $func
665 check_ld "$@" <<EOF && enable $func
dcd479c0 666extern int $func();
c23a0ac8 667int main(void){ $func(); }
dcd479c0
MR
668EOF
669}
670
645d2652 671check_mathfunc(){
6b73c0ae 672 log check_mathfunc "$@"
645d2652
MR
673 func=$1
674 shift
675 disable $func
676 check_ld "$@" <<EOF && enable $func
677#include <math.h>
33bd38db
MR
678float foo(float f) { return $func(f); }
679int main(void){ return 0; }
645d2652
MR
680EOF
681}
682
2446d3d6
DB
683check_func_headers(){
684 log check_func_headers "$@"
f8d7b072
MR
685 headers=$1
686 func=$2
687 shift 2
688 disable $func
689 incs=""
690 for hdr in $headers; do
691 incs="$incs
692#include <$hdr>"
693 done
cd0d9a9d 694 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 695$incs
d6773f56 696int main(int argc, char **argv){
2b2c2a81 697 return (long) $func;
f8d7b072
MR
698}
699EOF
700}
701
a5344cf7
SS
702check_cpp_condition(){
703 log check_cpp_condition "$@"
704 header=$1
705 condition=$2
f855b7b9
MR
706 shift 2
707 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
708#include <$header>
709#if !($condition)
710#error "unsatisfied condition: $condition"
711#endif
712EOF
713}
714
57bd82d4
MR
715check_lib(){
716 log check_lib "$@"
717 header="$1"
718 func="$2"
719 shift 2
fcfcde17
MR
720 temp_extralibs "$@"
721 check_header $header && check_func $func && add_extralibs "$@"
722 err=$?
723 restore_flags
724 return $err
57bd82d4
MR
725}
726
f8d7b072
MR
727check_lib2(){
728 log check_lib2 "$@"
729 headers="$1"
730 func="$2"
731 shift 2
300cde27 732 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
733}
734
dcd479c0 735check_exec(){
2270b4b2 736 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
737}
738
7dfef245 739check_exec_crash(){
5e622c40 740 code=$(cat)
7dfef245
MR
741
742 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
743 # are safe but may not be available everywhere. Thus we use
744 # raise(SIGTERM) instead. The check is run in a subshell so we
745 # can redirect the "Terminated" message from the shell. SIGBUS
746 # is not defined by standard C so it is used conditionally.
747
2270b4b2 748 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
749#include <signal.h>
750static void sighandler(int sig){
751 raise(SIGTERM);
752}
e5af4a11 753int main(void){
7dfef245
MR
754 signal(SIGILL, sighandler);
755 signal(SIGFPE, sighandler);
756 signal(SIGSEGV, sighandler);
757#ifdef SIGBUS
758 signal(SIGBUS, sighandler);
759#endif
760 { $code }
761}
762EOF
763}
764
72be9e73
DY
765check_type(){
766 log check_type "$@"
767 headers=$1
768 type=$2
769 shift 2
ae550ce9 770 disable_safe "$type"
72be9e73
DY
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
ae550ce9 776 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
777$incs
778$type v;
779EOF
780}
781
14d36751
MR
782check_struct(){
783 log check_type "$@"
784 headers=$1
785 struct=$2
786 member=$3
787 shift 3
788 disable_safe "${struct}_${member}"
789 incs=""
790 for hdr in $headers; do
791 incs="$incs
792#include <$hdr>"
793 done
794 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
795$incs
796const void *p = &(($struct *)0)->$member;
797EOF
798}
799
57bd82d4
MR
800require(){
801 name="$1"
802 header="$2"
803 func="$3"
804 shift 3
805 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
806}
807
f8d7b072
MR
808require2(){
809 name="$1"
810 headers="$2"
811 func="$3"
812 shift 3
813 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
814}
815
eea50282
MR
816check_foo_config(){
817 cfg=$1
818 pkg=$2
819 header=$3
820 func=$4
821 shift 4
822 disable $cfg
823 check_cmd ${pkg}-config --version
824 err=$?
825 if test "$err" = 0; then
5e622c40
DB
826 temp_cflags $(${pkg}-config --cflags)
827 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
828 check_lib "$@" $header $func && enable $cfg
829 fi
830 return $err
831}
832
f0125de9
MR
833check_host_cc(){
834 log check_host_cc "$@"
835 cat > $TMPC
836 log_file $TMPC
837 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
838}
839
840check_host_cflags(){
841 log check_host_cflags "$@"
842 check_host_cc "$@" <<EOF && append host_cflags "$@"
843int x;
844EOF
845}
846
c505dd31
MR
847apply(){
848 file=$1
849 shift
850 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
851}
852
c34681df
MR
853cp_if_changed(){
854 cmp -s "$1" "$2" &&
855 echo "$2 is unchanged" ||
856 cp -f "$1" "$2"
857}
858
dcd61286
DB
859# CONFIG_LIST contains configurable options, while HAVE_LIST is for
860# system-dependent things.
861
4a0d6686
AJ
862COMPONENT_LIST="
863 bsfs
864 decoders
865 demuxers
866 encoders
3cde40aa 867 filters
5666fd73 868 hwaccels
c552605c 869 indevs
4a0d6686 870 muxers
c552605c 871 outdevs
4a0d6686
AJ
872 parsers
873 protocols
874"
875
876CONFIG_LIST="
877 $COMPONENT_LIST
e8ed9b7a 878 aandct
5a0f7131
MR
879 avcodec
880 avdevice
f7679c54
VS
881 avfilter
882 avfilter_lavf
5a0f7131 883 avformat
c88f5d72
MR
884 avisynth
885 beos_netserver
f402916e 886 bzlib
7f3f5f46 887 dct
c73f65d9 888 doc
92c6a099 889 dxva2
27a9466b 890 fastdiv
c88f5d72
MR
891 ffmpeg
892 ffplay
893 ffserver
1848f7d9 894 fft
4f034993 895 golomb
c88f5d72 896 gpl
ecfc4f44 897 gprof
d8d0d0b2 898 gray
3abe5fbd 899 hardcoded_tables
f7b8bffe 900 libdc1394
690bfceb 901 libdirac
2eed5a46
DB
902 libfaac
903 libfaad
904 libfaadbin
c88f5d72 905 libgsm
6ebe07fb 906 libmp3lame
c88f5d72 907 libnut
0b175caa
DB
908 libopencore_amrnb
909 libopencore_amrwb
9a77d59a 910 libopenjpeg
f7cd9eed 911 libschroedinger
ae14f311 912 libspeex
150d2772 913 libtheora
c88f5d72 914 libvorbis
1cc60c47
DB
915 libx264
916 libxvid
f4d608e3 917 lpc
47a158cb 918 mdct
c88f5d72 919 memalign_hack
a8150374 920 mlib
c88f5d72
MR
921 mpegaudio_hp
922 network
3fe142e2 923 nonfree
8a3c8627 924 pic
4a24ab64 925 postproc
2b4c3615 926 powerpc_perf
68602540 927 rdft
e90f5b5a 928 runtime_cpudetect
2e35e684 929 shared
bd2216e4 930 small
6b35d421 931 sram
2e35e684 932 static
5a0f7131 933 swscale
a9ddb5b1 934 swscale_alpha
17492d5e
DB
935 vaapi
936 vdpau
9cad0e4e 937 version3
56a059ac 938 x11grab
c88f5d72 939 zlib
4a0d6686 940"
c88f5d72 941
8eee7025
DB
942THREADS_LIST='
943 beosthreads
d22e8442 944 os2threads
8eee7025
DB
945 pthreads
946 w32threads
947'
948
3f5b56e5
MR
949ARCH_LIST='
950 alpha
a2fc0f6a 951 arm
fdcd782d
MR
952 avr32
953 avr32_ap
954 avr32_uc
3f5b56e5
MR
955 bfin
956 ia64
957 m68k
958 mips
bae3abb0 959 mips64
3f5b56e5 960 parisc
79cb09b2 961 ppc
34d11b87 962 ppc64
3f5b56e5
MR
963 s390
964 sh4
965 sparc
966 sparc64
967 x86
968 x86_32
969 x86_64
970'
971
972ARCH_EXT_LIST='
1ac9331a 973 altivec
3bf96eec 974 amd3dnow
a1ef9f08 975 amd3dnowext
1ac9331a 976 armv5te
edab3048 977 armv6
ab5cb084 978 armv6t2
f55b299a 979 armvfp
3f5b56e5
MR
980 iwmmxt
981 mmi
982 mmx
d7f0920b 983 mmx2
6b18d278 984 neon
799fde37 985 ppc4xx
1bb04d5a 986 sse
9eeed841 987 ssse3
bd9d34a0 988 vis
3f5b56e5
MR
989'
990
a3e02a8c
MR
991HAVE_LIST_PUB='
992 bigendian
993'
994
3f5b56e5
MR
995HAVE_LIST="
996 $ARCH_EXT_LIST
a3e02a8c 997 $HAVE_LIST_PUB
3f5b56e5 998 $THREADS_LIST
35fd8122 999 alsa_asoundlib_h
3f5b56e5 1000 altivec_h
c9fdab0d 1001 arpa_inet_h
dffb41b9 1002 attribute_may_alias
e7ea5e3d 1003 attribute_packed
6bd859d6 1004 bswap
ecf97f22 1005 closesocket
1ac9331a 1006 cmov
e16e49ac 1007 conio_h
c88f5d72 1008 dcbzl
f8aa696f
DB
1009 dev_bktr_ioctl_bt848_h
1010 dev_bktr_ioctl_meteor_h
1011 dev_ic_bt8xx_h
1012 dev_video_meteor_ioctl_meteor_h
1013 dev_video_bktr_ioctl_bt848_h
18b67ae5 1014 dlfcn_h
c88f5d72 1015 dlopen
bc574408 1016 dos_paths
245626d0
DB
1017 ebp_available
1018 ebx_available
6b7c7703
VS
1019 exp2
1020 exp2f
c2a29455 1021 fast_64bit
669b5583 1022 fast_clz
7073e9fc 1023 fast_cmov
7b829d2a 1024 fast_unaligned
9d99cc5a 1025 fork
84882df6 1026 getaddrinfo
da9e86f8 1027 gethrtime
4e68cb8a 1028 GetProcessTimes
66be5b45 1029 getrusage
2e1913b1 1030 inet_aton
61d251db 1031 inline_asm
abfc8d05 1032 isatty
9f5ff83f 1033 ldbrx
0b4a1821
AS
1034 libdc1394_1
1035 libdc1394_2
a33cab3a 1036 llrint
291fd18a 1037 log2
6b7c7703 1038 log2f
85dd97ad 1039 loongson
a33cab3a 1040 lrint
c88f5d72 1041 lrintf
e4673692 1042 lzo1x_999_compress
f8aa696f
DB
1043 machine_ioctl_bt848_h
1044 machine_ioctl_meteor_h
c88f5d72
MR
1045 malloc_h
1046 memalign
6ffa87d3 1047 mkstemp
b4e806b2 1048 pld
1f91cdce 1049 posix_memalign
a33cab3a
MK
1050 round
1051 roundf
c88f5d72
MR
1052 sdl
1053 sdl_video_size
b507ebd1 1054 setmode
72be9e73 1055 socklen_t
deb29777 1056 soundcard_h
f8cda19e 1057 poll_h
0104b608 1058 setrlimit
c0018613 1059 struct_addrinfo
b4d68544
MS
1060 struct_ipv6_mreq
1061 struct_sockaddr_in6
3b2372bf 1062 struct_sockaddr_sa_len
33a4dbdd 1063 struct_sockaddr_storage
b58412f1 1064 sys_mman_h
b091aa44 1065 sys_resource_h
81644c2e 1066 sys_select_h
deb29777 1067 sys_soundcard_h
1b6e8b73 1068 sys_videoio_h
d3a4b4e0 1069 ten_operands
e16e49ac 1070 termios_h
b265431e 1071 threads
7b04b8a0 1072 truncf
ce742de2 1073 vfp_args
7c5bfe7a 1074 VirtualAlloc
6ff3f3e7 1075 winsock2_h
cc078b5d 1076 xform_asm
304d586d 1077 yasm
0cb78cef 1078"
44161118 1079
b6bb00b0
MR
1080# options emitted with CONFIG_ prefix but not available on command line
1081CONFIG_EXTRA="
dc4f5a1c 1082 avutil
9cad0e4e
DB
1083 gplv3
1084 lgplv3
b6bb00b0
MR
1085"
1086
520cc7f1 1087CMDLINE_SELECT="
3f5b56e5 1088 $ARCH_EXT_LIST
520cc7f1 1089 $CONFIG_LIST
8eee7025 1090 $THREADS_LIST
c8a4ae00 1091 asm
db6107b6 1092 cross_compile
520cc7f1
MR
1093 debug
1094 extra_warnings
8c6afa4d 1095 logging
d2bbb2f7 1096 optimizations
87a0fb62 1097 stripping
7595a5e4 1098 yasm
520cc7f1 1099"
426be5dc
DB
1100
1101PATHS_LIST='
d156bede 1102 bindir
14a8acf1 1103 datadir
26759c44
MR
1104 incdir
1105 libdir
26759c44
MR
1106 mandir
1107 prefix
1108 shlibdir
426be5dc
DB
1109'
1110
1111CMDLINE_SET="
1112 $PATHS_LIST
1113 arch
313c46a6 1114 as
426be5dc
DB
1115 build_suffix
1116 cc
1117 cpu
1118 cross_prefix
50567afa 1119 dep_cc
ac63af34 1120 extra_version
9da6609f
MR
1121 host_cc
1122 host_cflags
1123 host_ldflags
1124 host_libs
82bb3329 1125 host_os
684b28e0 1126 ld
426be5dc 1127 logfile
4ae40685 1128 malloc_prefix
89641463 1129 nm
26759c44 1130 source_path
c5200f17
MR
1131 sysinclude
1132 sysroot
a7ada2ba 1133 target_exec
26759c44 1134 target_os
a7ada2ba 1135 target_path
426be5dc 1136"
520cc7f1 1137
89f2932b
MR
1138CMDLINE_APPEND="
1139 extra_cflags
1140"
1141
912f3148
DB
1142# code dependency declarations
1143
9eeed841 1144# architecture extensions
808fa33c 1145
a2fc0f6a
MR
1146armv5te_deps="arm"
1147armv6_deps="arm"
ab5cb084 1148armv6t2_deps="arm"
a2fc0f6a
MR
1149armvfp_deps="arm"
1150iwmmxt_deps="arm"
808fa33c
MR
1151neon_deps="arm"
1152
e241ba14 1153mmi_deps="mips"
808fa33c
MR
1154
1155altivec_deps="ppc"
1156ppc4xx_deps="ppc"
1157
1158vis_deps="sparc"
1159
7f8c3d1f 1160x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1161amd3dnow_deps="mmx"
1162amd3dnowext_deps="amd3dnow"
9eeed841 1163mmx_deps="x86"
75aa95a6 1164mmx2_deps="mmx"
75aa95a6
DB
1165sse_deps="mmx"
1166ssse3_deps="sse"
9eeed841 1167
e939cedd 1168fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1169fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1170fast_unaligned_if_any="armv6 ppc x86"
669b5583 1171
89e053f8 1172need_memalign="altivec neon sse"
6fec122a 1173inline_asm_deps="!tms470"
89e053f8 1174
5666fd73 1175# decoders / encoders / hardware accelerators
f1e94694 1176aac_decoder_select="fft mdct aac_parser"
84c04e25 1177aac_encoder_select="fft mdct"
5b423887 1178ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1179alac_encoder_select="lpc"
47a158cb 1180atrac3_decoder_select="fft mdct"
c0d3f516
PR
1181binkaudio_dct_decoder_select="fft mdct rdft dct"
1182binkaudio_rdft_decoder_select="fft mdct rdft"
4f034993 1183cavs_decoder_select="golomb"
47a158cb 1184cook_decoder_select="fft mdct"
2eef7c62 1185cscd_decoder_suggest="zlib"
47a158cb 1186dca_decoder_select="fft mdct"
e8ed9b7a 1187dnxhd_encoder_select="aandct"
2eef7c62 1188dxa_decoder_select="zlib"
baf91bb9 1189eac3_decoder_select="ac3_decoder"
84c04e25 1190eamad_decoder_select="aandct"
e8ed9b7a 1191eatgq_decoder_select="aandct"
d52b39c7 1192eatqi_decoder_select="aandct"
4f034993
MR
1193ffv1_decoder_select="golomb"
1194flac_decoder_select="golomb"
f4d608e3 1195flac_encoder_select="golomb lpc"
2eef7c62
AJ
1196flashsv_decoder_select="zlib"
1197flashsv_encoder_select="zlib"
4414137e 1198flv_decoder_select="h263_decoder"
4d4b4bd1 1199flv_encoder_select="h263_encoder"
e8ed9b7a 1200h261_encoder_select="aandct"
7f647ae0 1201h263_decoder_select="h263_parser"
e8ed9b7a 1202h263_encoder_select="aandct"
ff418735 1203h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1204h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1205h263i_decoder_select="h263_decoder"
fe629c2d 1206h263p_encoder_select="h263_encoder"
4f034993 1207h264_decoder_select="golomb"
92c6a099
LA
1208h264_dxva2_hwaccel_deps="dxva2api_h"
1209h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1210h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1211h264_vaapi_hwaccel_select="vaapi"
711dae77 1212h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1213h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1214imc_decoder_select="fft mdct"
4f034993
MR
1215jpegls_decoder_select="golomb"
1216jpegls_encoder_select="golomb"
e8ed9b7a 1217ljpeg_encoder_select="aandct"
4f034993 1218loco_decoder_select="golomb"
e8ed9b7a 1219mjpeg_encoder_select="aandct"
2cca233b 1220mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1221mpeg1video_encoder_select="aandct"
1222mpeg2video_encoder_select="aandct"
4414137e 1223mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1224mpeg4_encoder_select="h263_encoder"
711dae77 1225mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1226mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1227mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1228mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1229mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1230mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1231mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1232mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1233mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1234mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1235mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1236mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1237msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1238msmpeg4v1_encoder_select="h263_encoder"
4414137e 1239msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1240msmpeg4v2_encoder_select="h263_encoder"
4414137e 1241msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1242msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1243nellymoser_decoder_select="fft mdct"
1244nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1245png_decoder_select="zlib"
1246png_encoder_select="zlib"
63cae55d 1247qdm2_decoder_select="fft mdct rdft"
a8beb22f 1248rv10_decoder_select="h263_decoder"
b2bf38b4 1249rv10_encoder_select="h263_encoder"
a8beb22f 1250rv20_decoder_select="h263_decoder"
b2bf38b4 1251rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1252rv30_decoder_select="golomb"
1253rv40_decoder_select="golomb"
4f034993
MR
1254shorten_decoder_select="golomb"
1255sonic_decoder_select="golomb"
1256sonic_encoder_select="golomb"
1257sonic_ls_encoder_select="golomb"
1258svq3_decoder_select="golomb"
bee2eac5 1259svq3_decoder_suggest="zlib"
4eef77c1 1260theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1261tiff_decoder_suggest="zlib"
1262tiff_encoder_suggest="zlib"
aec09a00 1263truehd_decoder_select="mlp_decoder"
2eef7c62 1264tscc_decoder_select="zlib"
f95bfab0 1265vc1_decoder_select="h263_decoder"
9104cd51 1266vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1267vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1268vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1269vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1270vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1271vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1272vorbis_decoder_select="fft mdct"
1273vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1274vp6a_decoder_select="vp6_decoder"
1275vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1276wmav1_decoder_select="fft mdct"
1277wmav1_encoder_select="fft mdct"
1278wmav2_decoder_select="fft mdct"
1279wmav2_encoder_select="fft mdct"
f95bfab0 1280wmv1_decoder_select="h263_decoder"
665507aa 1281wmv1_encoder_select="h263_encoder"
f95bfab0 1282wmv2_decoder_select="h263_decoder"
1746e2a9 1283wmv2_encoder_select="h263_encoder"
015f8ee0 1284wmv3_decoder_select="vc1_decoder"
f0f86627 1285wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1286wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1287wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1288zlib_decoder_select="zlib"
1289zlib_encoder_select="zlib"
1290zmbv_decoder_select="zlib"
1291zmbv_encoder_select="zlib"
30fd06be 1292
28b80940
DB
1293# parsers
1294h264_parser_select="golomb"
1295
f1e94694
DB
1296# bitstream_filters
1297aac_adtstoasc_bsf_select="aac_parser"
1298
912f3148 1299# external libraries
1b71f045 1300libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1301libdirac_encoder_deps="libdirac"
c9171a83 1302libfaac_encoder_deps="libfaac"
69ddbd1d 1303libfaad_decoder_deps="libfaad"
4ec45764 1304libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1305libgsm_decoder_deps="libgsm"
1306libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1307libgsm_ms_decoder_deps="libgsm"
1308libgsm_ms_encoder_deps="libgsm"
1cc60c47 1309libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1310libopencore_amrnb_decoder_deps="libopencore_amrnb"
1311libopencore_amrnb_encoder_deps="libopencore_amrnb"
1312libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1313libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1314libschroedinger_decoder_deps="libschroedinger"
1315libschroedinger_encoder_deps="libschroedinger"
ae14f311 1316libspeex_decoder_deps="libspeex"
150d2772 1317libtheora_encoder_deps="libtheora"
b0caf888 1318libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1319libx264_encoder_deps="libx264"
1320libxvid_encoder_deps="libxvid"
30fd06be 1321
912f3148 1322# demuxers / muxers
03a76ba9 1323ac3_demuxer_deps="ac3_parser"
647c2356 1324asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1325avisynth_demuxer_deps="avisynth"
1326dirac_demuxer_deps="dirac_parser"
5b423887 1327eac3_demuxer_select="ac3_parser"
647c2356 1328ipod_muxer_select="mov_muxer"
4e622dea
SS
1329libnut_demuxer_deps="libnut"
1330libnut_muxer_deps="libnut"
647c2356 1331matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1332matroska_demuxer_suggest="zlib bzlib"
1333mov_demuxer_suggest="zlib"
1334mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1335mp4_muxer_select="mov_muxer"
1336mpegtsraw_demuxer_select="mpegts_demuxer"
1337mxf_d10_muxer_select="mxf_muxer"
24ca518b 1338ogg_demuxer_select="golomb"
647c2356 1339psp_muxer_select="mov_muxer"
4e622dea
SS
1340rtsp_demuxer_deps="sdp_demuxer"
1341sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1342spdif_muxer_select="aac_parser"
647c2356
DB
1343tg2_muxer_select="mov_muxer"
1344tgp_muxer_select="mov_muxer"
6bdaa5f4 1345w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1346
1347# indevs / outdevs
38e54a75
SS
1348alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1349alsa_indev_extralibs="-lasound"
1350alsa_outdev_deps="alsa_asoundlib_h"
1351alsa_outdev_extralibs="-lasound"
1352audio_beos_indev_deps="audio_beos"
1353audio_beos_indev_extralibs="-lmedia -lbe"
1354audio_beos_outdev_deps="audio_beos"
1355audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1356bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1357dv1394_indev_deps="dv1394 dv_demuxer"
1358jack_indev_deps="jack_jack_h"
1359jack_indev_extralibs="-ljack"
1360libdc1394_indev_deps="libdc1394"
38e54a75
SS
1361oss_indev_deps_any="soundcard_h sys_soundcard_h"
1362oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1363v4l_indev_deps="linux_videodev_h"
1364v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1365vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1366vfwcap_indev_extralibs="-lavicap32"
38e54a75 1367x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1368x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1369
912f3148 1370# protocols
3fff6382 1371gopher_protocol_deps="network"
c08fb000 1372http_protocol_deps="network"
cbf29889 1373rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1374rtp_protocol_deps="udp_protocol"
1375tcp_protocol_deps="network"
1376udp_protocol_deps="network"
1377
f7679c54 1378# filters
81124ba0 1379movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1380avfilter_lavf_deps="avformat"
1381
1382# libraries
1383avdevice_deps="avcodec avformat"
1384avformat_deps="avcodec"
f7679c54 1385
912f3148 1386# programs
5a0f7131
MR
1387ffmpeg_deps="avcodec avformat swscale"
1388ffplay_deps="avcodec avformat swscale sdl"
1389ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1390ffserver_extralibs='$ldl'
a2830dca 1391
c73f65d9 1392doc_deps="texi2html"
912f3148 1393
de6d9b64 1394# default parameters
8a608357 1395
2ba042a7 1396logfile="config.err"
8a608357
MR
1397
1398# installation paths
c9d19248
MR
1399prefix_default="/usr/local"
1400bindir_default='${prefix}/bin'
14a8acf1 1401datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1402incdir_default='${prefix}/include'
1403libdir_default='${prefix}/lib'
1404mandir_default='${prefix}/share/man'
1405shlibdir_default="$libdir_default"
8a608357
MR
1406
1407# toolchain
11e6d03a 1408ar="ar"
13c7df3d 1409cc_default="gcc"
a3d7c197 1410cc_version=\"unknown\"
9da6609f 1411host_cc_default="gcc"
11e6d03a 1412ln_s="ln -sf"
89641463 1413nm_default="nm"
11e6d03a 1414objformat="elf"
be7109c1 1415ranlib="ranlib"
0f3cb305 1416strip="strip"
11e6d03a 1417yasmexe="yasm"
8a608357 1418
8182dc34
MR
1419nm_opts='-g'
1420
8a608357 1421# machine
5e622c40 1422arch=$(uname -m)
38d0a8aa 1423cpu="generic"
8a608357 1424
8a608357 1425# OS
4f854758 1426target_os=$(tolower $(uname -s))
82bb3329 1427host_os=$target_os
8a608357 1428
8a608357 1429# configurable options
5a0f7131
MR
1430enable avcodec
1431enable avdevice
1432enable avformat
dc4f5a1c 1433enable avutil
c8a4ae00 1434enable asm
497237c7 1435enable debug
c73f65d9 1436enable doc
aa033b1e 1437enable fastdiv
497237c7
RP
1438enable ffmpeg
1439enable ffplay
1440enable ffserver
497237c7
RP
1441enable mpegaudio_hp
1442enable network
8400d6b8 1443enable optimizations
497237c7 1444enable protocols
530dc538 1445enable static
87a0fb62 1446enable stripping
5a0f7131 1447enable swscale
a9ddb5b1 1448enable swscale_alpha
8a608357 1449
8a608357 1450# build settings
9987769a 1451SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1452FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1453LIBPREF="lib"
1454LIBSUF=".a"
c5f14466
RP
1455FULLNAME='$(NAME)$(BUILDSUF)'
1456LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1457SLIBPREF="lib"
1458SLIBSUF=".so"
c5f14466 1459SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1460SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1461SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1462LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1463
7e6c86e6
MR
1464CC_O='-o $@'
1465
f0125de9 1466host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1467host_libs='-lm'
1468
9b861379 1469target_path='$(CURDIR)'
a7ada2ba 1470
0d7dca36
DB
1471# gcc stupidly only outputs the basename of targets with -MM, but we need the
1472# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1473DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1474DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1475
c597172e 1476# find source path
5e622c40 1477source_path="$(dirname "$0")"
497237c7 1478enable source_path_used
24524f36 1479if test -f configure; then
5e622c40 1480 source_path="$(pwd)"
497237c7 1481 disable source_path_used
c597172e 1482else
5e622c40 1483 source_path="$(cd "$source_path"; pwd)"
c597172e 1484 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1485 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1486 test -e "$source_path/config.h" &&
1487 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1488fi
1489
13cbe2c0 1490for v in "$@"; do
b04251c5
MR
1491 r=${v#*=}
1492 l=${v%"$r"}
1493 r=$(sh_quote "$r")
13cbe2c0
MR
1494 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1495done
c597172e 1496
73ef8980
MR
1497find_things(){
1498 thing=$1
1499 pattern=$2
1500 file=$source_path/$3
932ccf39 1501 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1502}
1503
1504ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1505DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1506HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1507PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1508BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1509MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1510DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1511OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1512INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1513PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1514FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1515
7483e694
DB
1516enable $ARCH_EXT_LIST \
1517 $DECODER_LIST \
1518 $ENCODER_LIST \
5666fd73 1519 $HWACCEL_LIST \
7483e694
DB
1520 $PARSER_LIST \
1521 $BSF_LIST \
1522 $DEMUXER_LIST \
1523 $MUXER_LIST \
f7679c54 1524 $FILTER_LIST \
7483e694
DB
1525 $PROTOCOL_LIST \
1526 $INDEV_LIST \
1527 $OUTDEV_LIST \
c597172e
MR
1528
1529die_unknown(){
1530 echo "Unknown option \"$1\"."
1531 echo "See $0 --help for available options."
1532 exit 1
1533}
1534
794f8e97 1535show_list() {
bf0c4afa
RP
1536 suffix=_$1
1537 shift
2b444ea7 1538 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1539 exit 0
1540}
1541
c597172e 1542for opt do
7483e694
DB
1543 optval="${opt#*=}"
1544 case "$opt" in
0f010b2f 1545 --extra-ldflags=*) add_ldflags $optval
7483e694 1546 ;;
0f010b2f 1547 --extra-libs=*) add_extralibs $optval
7483e694 1548 ;;
8fb1cb58 1549 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1550 ;;
40bcf4c7
BL
1551 --enable-debug=*) debuglevel="$optval"
1552 ;;
7483e694 1553 --enable-*=*|--disable-*=*)
8b93ddc3 1554 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1555 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1556 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1557 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1558 $action $(filter "$name" $list)
7483e694
DB
1559 ;;
1560 --enable-?*|--disable-?*)
5e622c40 1561 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1562 if is_in $option $COMPONENT_LIST; then
fed5d54b 1563 test $action = disable && action=unset
e3773a55
MR
1564 eval $action \$$(toupper ${option%s})_LIST
1565 elif is_in $option $CMDLINE_SELECT; then
1566 $action $option
1567 else
1568 die_unknown $opt
1569 fi
7483e694
DB
1570 ;;
1571 --list-*)
1572 NAME="${opt#--list-}"
1573 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1574 NAME=${NAME%s}
1575 eval show_list $NAME \$$(toupper $NAME)_LIST
1576 ;;
1577 --help|-h) show_help
1578 ;;
1579 *)
884a36a7 1580 optname="${opt%%=*}"
26759c44
MR
1581 optname="${optname#--}"
1582 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1583 if is_in $optname $CMDLINE_SET; then
1584 eval $optname='$optval'
1585 elif is_in $optname $CMDLINE_APPEND; then
1586 append $optname "$optval"
1587 else
1588 die_unknown $opt
1589 fi
7483e694
DB
1590 ;;
1591 esac
c597172e
MR
1592done
1593
bcea99bb
MR
1594disabled logging && logfile=/dev/null
1595
13cbe2c0 1596echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1597set >> $logfile
1598
9da6609f
MR
1599test -n "$cross_prefix" && enable cross_compile
1600
adb2b908 1601ar="${cross_prefix}${ar}"
11e6d03a 1602cc_default="${cross_prefix}${cc_default}"
20e0ed95 1603nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1604ranlib="${cross_prefix}${ranlib}"
1605strip="${cross_prefix}${strip}"
1606
c5200f17
MR
1607sysinclude_default="${sysroot}/usr/include"
1608
75800dce 1609set_default cc nm sysinclude
9da6609f
MR
1610enabled cross_compile || host_cc_default=$cc
1611set_default host_cc
13c7df3d 1612
82bb3329
MR
1613exesuf() {
1614 case $1 in
1615 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1616 esac
1617}
1618
1619EXESUF=$(exesuf $target_os)
1620HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1621
e4e69e0b 1622# set temporary file name
a49d42c2 1623: ${TMPDIR:=$TEMPDIR}
c51fafa1 1624: ${TMPDIR:=$TMP}
a49d42c2 1625: ${TMPDIR:=/tmp}
e4e69e0b 1626
54460a83
MR
1627if ! check_cmd type mktemp; then
1628 # simple replacement for missing mktemp
1629 # NOT SAFE FOR GENERAL USE
1630 mktemp(){
1631 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1632 }
1633fi
1634
1635tmpfile(){
1636 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1637 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1638 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1639 append TMPFILES $tmp
1640 eval $1=$tmp
1641}
1642
1643trap 'rm -f -- $TMPFILES' EXIT
1644trap exit HUP INT TERM
1645
1646tmpfile TMPC .c
1647tmpfile TMPE $EXESUF
1648tmpfile TMPH .h
1649tmpfile TMPO .o
1650tmpfile TMPS .S
a482e61b 1651tmpfile TMPV .ver
54460a83
MR
1652tmpfile TMPSH .sh
1653
1654unset -f mktemp
e4e69e0b 1655
993f2d0f
MR
1656# make sure we can execute files in $TMPDIR
1657cat > $TMPSH 2>> $logfile <<EOF
1658#! /bin/sh
1659EOF
1660chmod +x $TMPSH >> $logfile 2>&1
1661if ! $TMPSH >> $logfile 2>&1; then
1662 cat <<EOF
1663Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1664variable to another directory and make sure that it is not mounted noexec.
1665EOF
1666 die "Sanity test failed."
1667fi
993f2d0f 1668
19b4c628
MR
1669filter_cflags=echo
1670filter_cppflags=echo
1671filter_asflags=echo
1672
8f0c157a 1673if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1674 cc_type=gcc
a3d7c197 1675 cc_version=__VERSION__
aef6bd1b
MR
1676 if ! $cc -dumpversion | grep -q '^2\.'; then
1677 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1678 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1679 fi
14ca9cd0
MR
1680 speed_cflags='-O3'
1681 size_cflags='-Os'
629687f6
MR
1682elif $cc --version 2>/dev/null | grep -q Intel; then
1683 cc_type=icc
6e3fa35d 1684 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1685 CC_DEPFLAGS='-MMD'
1686 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1687 speed_cflags='-O3'
1688 size_cflags='-Os'
629687f6
MR
1689elif $cc -v 2>&1 | grep -q xlc; then
1690 cc_type=xlc
6e3fa35d 1691 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1692 speed_cflags='-O5'
1693 size_cflags='-O5 -qcompact'
df442a8d
MR
1694elif $cc -V 2>/dev/null | grep -q Compaq; then
1695 cc_type=ccc
6e3fa35d 1696 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1697 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1698 debuglevel=3
df442a8d 1699 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1700 speed_cflags='-fast'
1701 size_cflags='-O1'
6a0d5493 1702elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1703 test -d "$sysroot" || die "No valid sysroot specified."
1704 cc_type=armcc
6e3fa35d 1705 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1706 armcc_conf="$PWD/armcc.conf"
1707 $cc --arm_linux_configure \
1708 --arm_linux_config_file="$armcc_conf" \
1709 --configure_sysroot="$sysroot" \
1710 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1711 die "Error creating armcc configuration file."
1712 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1713 as_default="${cross_prefix}gcc"
07dec06e
MR
1714 CC_DEPFLAGS='-MMD'
1715 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1716 speed_cflags='-O3'
1717 size_cflags='-Os'
6fec122a
MR
1718elif $cc -version 2>/dev/null | grep -q TMS470; then
1719 cc_type=tms470
6e3fa35d 1720 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1721 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1722 CC_O='-fr=$(@D)'
1723 as_default="${cross_prefix}gcc"
1724 ld_default="${cross_prefix}gcc"
6fec122a
MR
1725 TMPO=$(basename $TMPC .c).o
1726 append TMPFILES $TMPO
1727 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1728 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1729 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1730 speed_cflags='-O3 -mf=5'
1731 size_cflags='-O3 -mf=2'
6fec122a
MR
1732 filter_cflags=tms470_flags
1733 tms470_flags(){
1734 for flag; do
1735 case $flag in
1736 -march=*|-mcpu=*)
1737 case "${flag#*=}" in
1738 armv7-a|cortex-a*) echo -mv=7a8 ;;
1739 armv7-r|cortex-r*) echo -mv=7r4 ;;
1740 armv7-m|cortex-m*) echo -mv=7m3 ;;
1741 armv6*|arm11*) echo -mv=6 ;;
1742 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1743 echo -mv=5e ;;
1744 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1745 esac
1746 ;;
1747 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1748 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1749 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1750 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1751 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1752 -g) echo -g -mn ;;
587d24ff 1753 -pds=*) echo $flag ;;
6fec122a
MR
1754 esac
1755 done
1756 }
06da6943
DC
1757elif $cc -v 2>&1 | grep -q clang; then
1758 cc_type=clang
1759 cc_version=__VERSION__
1760 CC_DEPFLAGS='-MMD'
1761 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1762 speed_cflags='-O3'
1763 size_cflags='-Os'
2a472e9c
MK
1764elif $cc -V 2>&1 | grep -q Sun; then
1765 cc_type=suncc
1766 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1767 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1768 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1769 speed_cflags='-O5'
1770 size_cflags='-O5 -xspace'
03279bbe
MK
1771 filter_cflags=suncc_flags
1772 suncc_flags(){
1773 for flag; do
1774 case $flag in
1775 -march=*|-mcpu=*)
1776 case "${flag#*=}" in
1777 native) echo -xtarget=native ;;
1778 v9) echo -xarch=sparc ;;
1779 ultrasparc) echo -xarch=sparcvis ;;
1780 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1781 i586|pentium) echo -xchip=pentium ;;
1782 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1783 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1784 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1785 pentium4*) echo -xtarget=pentium4 ;;
1786 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1787 *-sse3) echo -xarch=sse3 ;;
1788 core2) echo -xarch=ssse3 -xchip=core2 ;;
1789 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1790 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1791 k8|opteron|athlon64|athlon-fx)
1792 echo -xarch=sse2a ;;
1793 athlon*) echo -xarch=pentium_proa ;;
1794 esac
1795 ;;
1796 -std=c99) echo -xc99 ;;
1797 -fomit-frame-pointer) echo -xregs=frameptr ;;
1798 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1799 -W*,*) echo $flag ;;
1800 -f*-*|-W*) ;;
1801 *) echo $flag ;;
1802 esac
1803 done
1804 }
629687f6
MR
1805fi
1806
1807test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1808
75bafbac 1809: ${as_default:=$cc}
50567afa 1810: ${dep_cc_default:=$cc}
684b28e0 1811: ${ld_default:=$cc}
50567afa 1812set_default as dep_cc ld
75800dce 1813
07dec06e
MR
1814test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1815test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1816
7f32f40c 1817add_cflags $extra_cflags
2f2e6c7c 1818add_asflags $extra_cflags
7f32f40c 1819
154d432c
MR
1820if test -n "$sysroot"; then
1821 case "$cc_type" in
1822 gcc)
467256f2 1823 add_cppflags --sysroot="$sysroot"
154d432c
MR
1824 add_ldflags --sysroot="$sysroot"
1825 ;;
6fec122a
MR
1826 tms470)
1827 add_cppflags -I"$sysinclude"
1828 add_ldflags --sysroot="$sysroot"
1829 ;;
06da6943
DC
1830 clang)
1831 add_cppflags -isysroot="$sysroot"
1832 add_ldflags -isysroot="$sysroot"
1833 ;;
154d432c
MR
1834 esac
1835fi
1836
d22c13a8
MR
1837if test "$cpu" = host; then
1838 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1839
1840 case "$cc_type" in
1841 gcc)
1842 check_native(){
1843 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1844 sed -n "/$1=/{
1845 s/.*$1=\\([^ ]*\\).*/\\1/
1846 p
1847 q
1848 }" $TMPE
d22c13a8
MR
1849 }
1850 cpu=$(check_native -march || check_native -mcpu)
1851 ;;
1852 esac
1853
1854 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1855fi
1856
e939cedd
MR
1857# Deal with common $arch aliases
1858case "$arch" in
1859 arm*)
1860 arch="arm"
1861 ;;
1862 mips|mipsel|IP*)
1863 arch="mips"
1864 ;;
1865 mips64)
1866 arch="mips"
1867 subarch="mips64"
1868 ;;
1869 parisc|hppa)
1870 arch="parisc"
1871 ;;
1872 parisc64|hppa64)
1873 arch="parisc"
1874 subarch="parisc64"
1875 ;;
1876 "Power Macintosh"|ppc|powerpc)
1877 arch="ppc"
1878 ;;
1879 ppc64)
1880 arch="ppc"
1881 subarch="ppc64"
1882 ;;
1883 s390|s390x)
1884 arch="s390"
1885 ;;
1886 sh4|sh)
1887 arch="sh4"
1888 ;;
1889 sun4u|sparc64)
1890 arch="sparc"
1891 subarch="sparc64"
1892 ;;
1893 i[3-6]86|i86pc|BePC|x86_64|amd64)
1894 arch="x86"
1895 ;;
1896esac
1897
1898is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1899enable $arch
e939cedd 1900
df5cdc24 1901# Add processor-specific flags
5d54c126
MR
1902if test "$cpu" = generic; then
1903 : do nothing
1904elif enabled ppc; then
343aef9b 1905
56348891
MR
1906 case $(tolower $cpu) in
1907 601|ppc601|powerpc601)
9dbd5c3d 1908 cpuflags="-mcpu=601"
64ad53ff 1909 disable altivec
9dbd5c3d 1910 ;;
56348891 1911 603*|ppc603*|powerpc603*)
9dbd5c3d 1912 cpuflags="-mcpu=603"
64ad53ff 1913 disable altivec
9dbd5c3d 1914 ;;
56348891 1915 604*|ppc604*|powerpc604*)
9dbd5c3d 1916 cpuflags="-mcpu=604"
64ad53ff 1917 disable altivec
9dbd5c3d 1918 ;;
56348891 1919 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1920 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1921 disable altivec
9dbd5c3d 1922 ;;
56348891 1923 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1924 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1925 ;;
56348891 1926 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1927 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1928 ;;
56348891 1929 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1930 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1931 ;;
56348891 1932 cell)
9dbd5c3d
MR
1933 cpuflags="-mcpu=cell"
1934 enable ldbrx
1935 ;;
7b0b81a1
AL
1936 e500v2)
1937 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1938 disable altivec
1939 ;;
1940 e500)
1941 cpuflags="-mcpu=8540 -mhard-float"
1942 disable altivec
1943 ;;
9dbd5c3d 1944 esac
343aef9b
MR
1945
1946elif enabled x86; then
1947
9dbd5c3d
MR
1948 case $cpu in
1949 i[345]86|pentium)
1950 cpuflags="-march=$cpu"
1951 disable mmx
1952 ;;
1953 # targets that do NOT support conditional mov (cmov)
1954 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1955 cpuflags="-march=$cpu"
1956 disable cmov
1957 ;;
1958 # targets that do support conditional mov (cmov)
1959 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1960 cpuflags="-march=$cpu"
1961 enable cmov
1962 enable fast_cmov
1963 ;;
1964 # targets that do support conditional mov but on which it's slow
1965 pentium4|pentium4m|prescott|nocona)
1966 cpuflags="-march=$cpu"
1967 enable cmov
1968 disable fast_cmov
1969 ;;
1970 esac
343aef9b
MR
1971
1972elif enabled sparc; then
1973
9dbd5c3d
MR
1974 case $cpu in
1975 sparc64)
1976 cpuflags="-mcpu=v9"
1977 ;;
1978 esac
343aef9b
MR
1979
1980elif enabled arm; then
1981
34ba23c9
MR
1982 case $cpu in
1983 armv*)
1984 cpuflags="-march=$cpu"
1985 ;;
1986 *)
1987 cpuflags="-mcpu=$cpu"
1988 ;;
1989 esac
343aef9b
MR
1990
1991elif enabled alpha; then
1992
34ba23c9 1993 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1994
1995elif enabled bfin; then
1996
34ba23c9 1997 cpuflags="-mcpu=$cpu"
343aef9b
MR
1998
1999elif enabled mips; then
2000
34ba23c9 2001 cpuflags="-march=$cpu"
343aef9b
MR
2002
2003elif enabled avr32; then
2004
9dbd5c3d
MR
2005 case $cpu in
2006 ap7[02]0[0-2])
2007 subarch="avr32_ap"
2008 cpuflags="-mpart=$cpu"
2009 ;;
2010 ap)
2011 subarch="avr32_ap"
2012 cpuflags="-march=$cpu"
2013 ;;
2014 uc3[ab]*)
2015 subarch="avr32_uc"
2016 cpuflags="-mcpu=$cpu"
2017 ;;
2018 uc)
2019 subarch="avr32_uc"
2020 cpuflags="-march=$cpu"
2021 ;;
2022 esac
df5cdc24 2023
343aef9b
MR
2024fi
2025
df5cdc24
MR
2026add_cflags $cpuflags
2027add_asflags $cpuflags
2028
993f2d0f
MR
2029# compiler sanity check
2030check_exec <<EOF
2031int main(void){ return 0; }
2032EOF
2033if test "$?" != 0; then
2034 echo "$cc is unable to create an executable file."
2035 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2036 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2037 echo "Only do this if you know what cross compiling means."
2038 fi
2039 die "C compiler test failed."
2040fi
2041
38a9c529 2042add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2043check_cflags -std=c99
50a334e4 2044check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2045#include <stdlib.h>
2046EOF
50a334e4 2047check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2048#include <stdlib.h>
2049EOF
e9b9a2f8 2050
f0125de9
MR
2051check_host_cflags -std=c99
2052
b24dbcbd 2053case "$arch" in
e939cedd 2054 alpha|ia64|mips|parisc|sparc)
8a3c8627 2055 spic=$shared
b24dbcbd 2056 ;;
e939cedd 2057 x86)
cfdb6148 2058 subarch="x86_32"
e939cedd 2059 check_cc <<EOF && subarch="x86_64"
58b3536d 2060 int test[(int)sizeof(char*) - 7];
cfdb6148 2061EOF
de27f4d9 2062 if test "$subarch" = "x86_64"; then
e939cedd 2063 spic=$shared
de27f4d9 2064 fi
b24dbcbd 2065 ;;
b24dbcbd
RP
2066esac
2067
343aef9b 2068enable $subarch
8a3c8627 2069enabled spic && enable pic
5755bc88 2070check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2071
7483e694 2072# OS specific
4f854758 2073case $target_os in
7483e694 2074 beos|haiku|zeta)
c9d19248 2075 prefix_default="$HOME/config"
7483e694 2076 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2077 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2078 case "$gcc_version" in
2079 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2080 disable mmx
2081 ;;
2082 *20010315*) echo "BeBits gcc"
0f010b2f 2083 add_cflags -fno-expensive-optimizations
7483e694
DB
2084 ;;
2085 esac
7483e694
DB
2086 SHFLAGS=-nostart
2087 # enable BeOS things
2088 enable audio_beos
2089 # no need for libm, but the inet stuff
2090 # Check for BONE
2091 # XXX: actually should check for NOT net_server
78fe7631 2092 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2093 network_extralibs="-lbind -lsocket"
2094 else
2095 enable beos_netserver
2096 network_extralibs="-lnet"
2097 fi ;;
2098 sunos)
2099 FFSERVERLDFLAGS=""
9987769a 2100 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2101 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2102 network_extralibs="-lsocket -lnsl"
50a334e4 2103 add_cppflags -D__EXTENSIONS__
8182dc34 2104 nm_opts='-P -g'
7483e694
DB
2105 ;;
2106 netbsd)
07a8eef6
MR
2107 oss_indev_extralibs="-lossaudio"
2108 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2109 ;;
2110 openbsd)
89e053f8 2111 enable malloc_aligned
7c4a001a
MR
2112 # On OpenBSD 4.5. the compiler does not use PIC unless
2113 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2114 # however the generated executable will not do anything
2115 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2116 # Thus explicitly enable PIC here.
cd78208b 2117 enable pic
7483e694 2118 SHFLAGS='-shared'
07a8eef6
MR
2119 oss_indev_extralibs="-lossaudio"
2120 oss_outdev_extralibs="-lossaudio"
7483e694 2121 ;;
90b4f091 2122 freebsd|dragonfly)
89e053f8 2123 enable malloc_aligned
7483e694
DB
2124 ;;
2125 bsd/os)
2126 osextralibs="-lpoll -lgnugetopt"
2127 strip="strip -d"
2128 ;;
2129 darwin)
89e053f8 2130 enable malloc_aligned
0138c54e 2131 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2132 strip="strip -x"
2133 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2134 SLIBSUF=".dylib"
2135 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2136 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2137 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2138 objformat="macho"
1b0f6fb8 2139 enabled x86_64 && objformat="macho64"
8dfa86f7 2140 enabled_any pic shared ||
2704bd1a 2141 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2142 ;;
2143 mingw32*)
9d3f4f50 2144 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2145 disable network
2146 else
2147 target_os=mingw32
2148 fi
dcc01c06 2149 LIBTARGET=i386
1fc9fb8a 2150 if enabled x86_64; then
89e053f8 2151 enable malloc_aligned
dcc01c06 2152 LIBTARGET=x64
336cc1b0
MS
2153 elif enabled arm; then
2154 LIBTARGET=arm
dcc01c06 2155 fi
fbd971a4 2156 shlibdir_default="$bindir_default"
7483e694
DB
2157 disable ffserver
2158 SLIBPREF=""
2159 SLIBSUF=".dll"
7483e694
DB
2160 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2161 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2162 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2163 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2164 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2165 install -d "$(LIBDIR)"; \
2166 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2167 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2168 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2169 objformat="win32"
bc574408 2170 enable dos_paths
1894e741 2171 check_cflags -fno-common
b1549d61 2172 if ! enabled x86_64; then
f7ad5aa2
RP
2173 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2174 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2175 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2176 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2177 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2178 fi
7483e694
DB
2179 ;;
2180 cygwin*)
4f854758 2181 target_os=cygwin
fbd971a4 2182 shlibdir_default="$bindir_default"
7483e694
DB
2183 SLIBPREF="cyg"
2184 SLIBSUF=".dll"
2185 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2186 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2187 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2188 objformat="win32"
bc574408 2189 enable dos_paths
1894e741 2190 check_cflags -fno-common
7483e694 2191 ;;
4f365f37 2192 *-dos|freedos|opendos)
fdf11906 2193 disable ffplay ffserver
4f365f37
MK
2194 disable $INDEV_LIST $OUTDEV_LIST
2195 network_extralibs="-lsocket"
ff1c015d 2196 objformat="coff"
bc574408 2197 enable dos_paths
4f365f37 2198 ;;
7483e694 2199 linux)
7483e694
DB
2200 enable dv1394
2201 ;;
2202 irix*)
4f854758 2203 target_os=irix
7483e694
DB
2204 ranlib="echo ignoring ranlib"
2205 ;;
d22e8442 2206 os/2*)
d22e8442
DY
2207 strip="lxlite"
2208 ln_s="cp -f"
d22e8442 2209 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2210 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2211 FFSERVERLDFLAGS=""
287d3b13 2212 LIBSUF="_s.a"
d22e8442
DY
2213 SLIBPREF=""
2214 SLIBSUF=".dll"
2215 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2216 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2217 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2218 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2219 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2220 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2221 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2222 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2223 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2224 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2225 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2226 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2227 enable dos_paths
d22e8442 2228 ;;
83993c1c
AM
2229 gnu/kfreebsd)
2230 ;;
34e82167 2231 gnu)
34e82167 2232 ;;
614d8911
MR
2233 none)
2234 ;;
7483e694 2235 *)
4f924f9a 2236 die "Unknown OS '$target_os'."
7483e694
DB
2237 ;;
2238esac
2239
c9d19248
MR
2240set_default $PATHS_LIST
2241
c597172e 2242add_extralibs $osextralibs
de6d9b64 2243
28d8e661
DB
2244# Combine FFLDFLAGS and the LDFLAGS environment variable.
2245LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2246
320d060a 2247# we need to build at least one lib type
93b3c083 2248if ! enabled_any static shared; then
320d060a
DB
2249 cat <<EOF
2250At least one library type must be built.
2251Specify --enable-static to build the static libraries or --enable-shared to
2252build the shared libraries as well. To only build the shared libraries specify
2253--disable-static in addition to --enable-shared.
2254EOF
2255 exit 1;
2256fi
2257
abc4e572 2258disabled static && LIBNAME=""
2a320695 2259
a2234ceb
RP
2260if enabled_any libfaad libfaadbin ; then
2261 if check_header faad.h; then
295b8c70 2262 check_cc <<EOF
a2234ceb
RP
2263#include <faad.h>
2264#ifndef FAAD2_VERSION
2265ok faad1
2266#endif
db817cf3 2267int main(void) { return 0; }
a2234ceb
RP
2268EOF
2269 test $? = 0 && enable libfaad2
2270 else
ff3dac65 2271 die "FAAD test failed."
a2234ceb
RP
2272 fi
2273fi
2274
2275
2184c6f7 2276die_license_disabled() {
4c27207c 2277 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2278}
2279
2280die_license_disabled gpl libfaad2
2281die_license_disabled gpl libx264
2282die_license_disabled gpl libxvid
2283die_license_disabled gpl postproc
2284die_license_disabled gpl x11grab
2285
2f7ae63b 2286die_license_disabled nonfree libfaac
b2e3c528 2287
0b175caa
DB
2288die_license_disabled version3 libopencore_amrnb
2289die_license_disabled version3 libopencore_amrwb
2290
9cad0e4e 2291enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2292
9eeed841 2293check_deps $ARCH_EXT_LIST
0f3cb305 2294
40617a6d 2295disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2296
e276d9e8
MR
2297enable_pic() {
2298 enable pic
bce7b696
MR
2299 add_cppflags -DPIC
2300 add_cflags -fPIC
2301 add_asflags -fPIC
e276d9e8
MR
2302}
2303
2304enabled pic && enable_pic
bce7b696 2305
b4d96ba2
MR
2306check_cc <<EOF || die "Symbol mangling check failed."
2307int ff_extern;
2308EOF
8182dc34 2309sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2310extern_prefix=${sym%%ff_extern*}
2311
f65883c8
MR
2312check_cc <<EOF && enable inline_asm
2313void foo(void) { __asm__ volatile ("" ::); }
2314EOF
61d251db 2315
df5e3978
MR
2316_restrict=
2317for restrict_keyword in restrict __restrict__ __restrict; do
2318 check_cc <<EOF && _restrict=$restrict_keyword && break
2319void foo(char * $restrict_keyword p);
2320EOF
2321done
2322
2323check_cc <<EOF && enable attribute_packed
2324struct { int x; } __attribute__((packed)) x;
2325EOF
2326
dffb41b9
MR
2327check_cc <<EOF && enable attribute_may_alias
2328union { int x; } __attribute__((may_alias)) x;
2329EOF
2330
df5e3978
MR
2331check_cc <<EOF || die "endian test failed"
2332unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2333EOF
48fc536a 2334od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2335
e939cedd
MR
2336if enabled alpha; then
2337
2338 check_cflags -mieee
2339
2340elif enabled arm; then
e45391bb 2341
50fa82e6
MR
2342 check_cflags -marm
2343
fa0912fe
MR
2344 check_ld <<EOF && enable vfp_args
2345__asm__ (".eabi_attribute 28, 1");
2346int main(void) { return 0; }
2347EOF
2348
2349 # We have to check if pld is a nop and disable it.
2350 check_asm pld '"pld [r0]"'
2351
2352 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2353 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2354 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2355 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2356 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2357 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2358
e276d9e8
MR
2359 enabled_all armv6t2 shared !pic && enable_pic
2360
e939cedd
MR
2361elif enabled ia64; then
2362
2363 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2364 enabled shared && enable_weak hardcoded_tables
2365
fa0912fe 2366elif enabled mips; then
e45391bb 2367
fa0912fe
MR
2368 check_asm loongson '"dmult.g $1, $2, $3"'
2369 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2370
fa0912fe 2371elif enabled ppc; then
e45391bb 2372
fa0912fe
MR
2373 check_asm dcbzl '"dcbzl 0, 1"'
2374 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2375 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2376
2377 # AltiVec flags: The FSF version of GCC differs from the Apple version
2378 if enabled altivec; then
2379 check_cflags -maltivec -mabi=altivec &&
2380 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2381 check_cflags -faltivec
2382
2383 # check if our compiler supports Motorola AltiVec C API
2384 check_cc <<EOF || disable altivec
2385$inc_altivec_h
2386int main(void) {
2387 vector signed int v1, v2, v3;
2388 v1 = vec_add(v2,v3);
2389 return 0;
2390}
2391EOF
2392
2393 # check if our compiler supports braces for vector declarations
2394 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2395$inc_altivec_h
2396int main (void) { (vector int) {1}; return 0; }
2397EOF
2398 fi
e45391bb 2399
fa0912fe 2400elif enabled sparc; then
e45391bb 2401
fa0912fe
MR
2402 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2403 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2404
fa0912fe 2405elif enabled x86; then
e45391bb 2406
44965991
PI
2407 # check whether EBP is available on x86
2408 # As 'i' is stored on the stack, this program will crash
2409 # if the base pointer is used to access it because the
2410 # base pointer is cleared in the inline assembly code.
7dfef245 2411 check_exec_crash <<EOF && enable ebp_available
44965991 2412 volatile int i=0;
be449fca 2413 __asm__ volatile (
44965991
PI
2414 "xorl %%ebp, %%ebp"
2415 ::: "%ebp");
2416 return i;
44965991
PI
2417EOF
2418
f494213c 2419 # check whether EBX is available on x86
7cee5421
MR
2420 check_asm ebx_available '""::"b"(0)' &&
2421 check_asm ebx_available '"":::"%ebx"'
8e380710 2422
d3a4b4e0
DB
2423 # check whether more than 10 operands are supported
2424 check_cc <<EOF && enable ten_operands
2425int main(void) {
2426 int x=0;
2427 __asm__ volatile(
2428 ""
2429 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2430 );
2431 return 0;
2432}
2433EOF
2434
d7f0920b 2435 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2436 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2437 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2438
2439 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2440
d52481b9 2441 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2442 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2443 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2444 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2445 case "$objformat" in
2446 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2447 esac
7595a5e4 2448 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2449
669b5583
MR
2450 case "$cpu" in
2451 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2452 disable fast_clz
2453 ;;
2454 esac
2455
44965991
PI
2456fi
2457
a98bb16d
RP
2458if check_func dlopen; then
2459 ldl=
2460elif check_func dlopen -ldl; then
2461 ldl=-ldl
8bf5d58f
MN
2462fi
2463
75ecf149
DB
2464# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2465check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2466
7483e694 2467check_func fork
84882df6 2468check_func getaddrinfo $network_extralibs
7483e694
DB
2469check_func gethrtime
2470check_func getrusage
094c09bb 2471check_func inet_aton $network_extralibs
abfc8d05 2472check_func isatty
4ae40685 2473check_func ${malloc_prefix}memalign && enable memalign
7483e694 2474check_func mkstemp
4ae40685 2475check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2476check_func setrlimit
b507ebd1 2477check_func_headers io.h setmode
e4673692 2478check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2479check_func_headers windows.h GetProcessTimes
7c5bfe7a 2480check_func_headers windows.h VirtualAlloc
6ffa87d3 2481
e16e49ac 2482check_header conio.h
a98bb16d 2483check_header dlfcn.h
92c6a099 2484check_header dxva2api.h
a98bb16d 2485check_header malloc.h
bf6ce82d 2486check_header poll.h
b58412f1 2487check_header sys/mman.h
b091aa44 2488check_header sys/resource.h
bf6ce82d 2489check_header sys/select.h
a98bb16d 2490check_header termios.h
272081b0
CEH
2491check_header vdpau/vdpau.h
2492check_header vdpau/vdpau_x11.h
68178ca9 2493check_header X11/extensions/XvMClib.h
a98bb16d 2494
9104cd51
RP
2495check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2496
89e053f8
MR
2497if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2498 enabled_any $need_memalign ; then
1f91cdce 2499 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2500fi
e16e49ac 2501
a4fa192c 2502disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2503disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2504
2505# check for some common methods of building with pthread support
2506# do this before the optional library checks as some of them require pthreads
2507if enabled pthreads; then
9e7fd101
MR
2508 if check_func pthread_create; then
2509 :
2510 elif check_func pthread_create -pthread; then
2511 add_cflags -pthread
afc9aee2 2512 add_extralibs -pthread
9e7fd101
MR
2513 elif check_func pthread_create -pthreads; then
2514 add_cflags -pthreads
afc9aee2 2515 add_extralibs -pthreads
8d94f606
GT
2516 elif check_func pthread_create -lpthreadGC2; then
2517 add_extralibs -lpthreadGC2
9e7fd101
MR
2518 elif ! check_lib pthread.h pthread_create -lpthread; then
2519 die "ERROR: can't find pthreads library"
2520 fi
57bd82d4
MR
2521fi
2522
8eee7025 2523for thread in $THREADS_LIST; do
e5f94c2b 2524 if enabled $thread; then
3ae3b721
RP
2525 test -n "$thread_type" &&
2526 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2527 thread_type="$thread"
e5f94c2b
RP
2528 fi
2529done
2530
fdf88598 2531check_lib math.h sin -lm
ff418735 2532check_lib va/va.h vaInitialize -lva
fdf88598 2533
645d2652
MR
2534check_mathfunc exp2
2535check_mathfunc exp2f
2536check_mathfunc llrint
2537check_mathfunc log2
2538check_mathfunc log2f
2539check_mathfunc lrint
2540check_mathfunc lrintf
2541check_mathfunc round
2542check_mathfunc roundf
2543check_mathfunc truncf
f32adb22 2544
57bd82d4 2545# these are off by default, so fail if requested and not available
a1b3c5a3 2546enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2547enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2548 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2549 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2550enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2551enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2552enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2553enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2554enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2555enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2556enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2557enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2558enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2559 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2560enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2561enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2562enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2563enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2564 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2565 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2566enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2567enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2568
0b4a1821
AS
2569# libdc1394 check
2570if enabled libdc1394; then
2571 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2572 enable libdc1394_2; } ||
2573 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2574 enable libdc1394_1; } ||
2575 die "ERROR: No version of libdc1394 found "
2576fi
2577
6a1a892f 2578SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2579if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2580 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2581 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2582 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2583 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2584 enable sdl &&
2585 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2586fi
57bd82d4 2587
2270b4b2 2588texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2589
73b46a95 2590if enabled network; then
96000432 2591 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2592 check_type netdb.h "struct addrinfo"
b4d68544
MS
2593 check_type netinet/in.h "struct ipv6_mreq"
2594 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2595 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2596 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2597 # Prefer arpa/inet.h over winsock2
2598 if check_header arpa/inet.h ; then
2599 check_func closesocket
2600 elif check_header winsock2.h ; then
f4c13872
MS
2601 check_func_headers winsock2.h closesocket -lws2 && \
2602 network_extralibs="-lws2" || \
2603 { check_func_headers winsock2.h closesocket -lws2_32 && \
2604 network_extralibs="-lws2_32"; }
72be9e73 2605 check_type ws2tcpip.h socklen_t
c0018613 2606 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2607 check_type ws2tcpip.h "struct ipv6_mreq"
2608 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2609 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2610 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2611 else
2612 disable network
73b46a95
RP
2613 fi
2614fi
2615
06e31011
RP
2616check_header linux/videodev.h
2617check_header linux/videodev2.h
1b6e8b73 2618check_header sys/videoio.h
47f38850 2619
27796dc3 2620check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2621
f8aa696f 2622# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2623{ check_header dev/bktr/ioctl_meteor.h &&
2624 check_header dev/bktr/ioctl_bt848.h; } ||
2625{ check_header machine/ioctl_meteor.h &&
2626 check_header machine/ioctl_bt848.h; } ||
2627{ check_header dev/video/meteor/ioctl_meteor.h &&
2628 check_header dev/video/bktr/ioctl_bt848.h; } ||
2629check_header dev/ic/bt8xx.h
f8aa696f 2630
c7682de0
RP
2631check_header sys/soundcard.h
2632check_header soundcard.h
deb29777 2633
b6f3d925 2634enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2635
0e57fe17 2636enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2637
56a059ac 2638enabled x11grab &&
f58f4ce1
GP
2639check_header X11/Xlib.h &&
2640check_header X11/extensions/XShm.h &&
0a045661 2641check_header X11/extensions/Xfixes.h &&
f58f4ce1 2642check_func XOpenDisplay -lX11 &&
781c1aa6
R
2643check_func XShmCreateImage -lX11 -lXext &&
2644check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2645
598ef02b 2646if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2647check_cpp_condition \
2648 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2649 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2650 disable vdpau; }
abf649c7 2651fi
deda2a4a 2652
95e561ec 2653enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2654
2655# add some useful compiler flags if supported
2656check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2657check_cflags -Wall
2658check_cflags -Wno-switch
c07bd6a9
MN
2659check_cflags -Wdisabled-optimization
2660check_cflags -Wpointer-arith
2661check_cflags -Wredundant-decls
cc1fb623 2662check_cflags -Wno-pointer-sign
f4929996 2663check_cflags -Wcast-qual
9aceb3cf 2664check_cflags -Wwrite-strings
652a5bf6 2665check_cflags -Wtype-limits
764551c6 2666check_cflags -Wundef
5af4e0cc 2667enabled extra_warnings && check_cflags -Winline
cf9d24ad 2668
57bd82d4 2669# add some linker flags
5c0e9479 2670check_ldflags -Wl,--warn-common
8351d2ba
DB
2671check_ldflags -Wl,--as-needed
2672check_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 2673check_ldflags -Wl,-Bsymbolic
94a3401e 2674
a482e61b
MR
2675echo "X{};" > $TMPV
2676test_ldflags -Wl,--version-script,$TMPV &&
2677 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2678
bd2216e4 2679if enabled small; then
14ca9cd0 2680 add_cflags $size_cflags
8400d6b8
DB
2681 optimizations="small"
2682elif enabled optimizations; then
14ca9cd0 2683 add_cflags $speed_cflags
cddf3f45 2684fi
11fdbc44 2685check_cflags -fno-math-errno
b2eb2ff0 2686check_cflags -fno-signed-zeros
cddf3f45 2687
629687f6 2688if enabled icc; then
b1598b58
MR
2689 # Just warnings, no remarks
2690 check_cflags -w1
2691 # -wd: Disable following warnings
2692 # 144, 167, 556: -Wno-pointer-sign
2693 # 10006: ignoring unknown option -fno-signed-zeros
2694 # 10156: ignoring option '-W'; no argument required
2695 check_cflags -wd144,167,556,10006,10156
2696 # 11030: Warning unknown option --as-needed
2697 # 10156: ignoring option '-export'; no argument required
2698 check_ldflags -wd10156,11030
2699 # Allow to compile with optimizations
2700 check_ldflags -march=$cpu
be2cf98a
CEH
2701 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2702 enable ebp_available
df442a8d
MR
2703elif enabled ccc; then
2704 # disable some annoying warnings
2705 add_cflags -msg_disable cvtu32to64
2706 add_cflags -msg_disable embedcomment
2707 add_cflags -msg_disable needconstext
2708 add_cflags -msg_disable nomainieee
2709 add_cflags -msg_disable ptrmismatch1
2710 add_cflags -msg_disable unreachcode
973859f5
MR
2711elif enabled gcc; then
2712 check_cflags -fno-tree-vectorize
06da6943
DC
2713elif enabled clang; then
2714 check_cflags -Qunused-arguments
138132be
MR
2715elif enabled armcc; then
2716 # 2523: use of inline assembler is deprecated
2717 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2718elif enabled tms470; then
2719 add_cflags -pds=824 -pds=837
504a64b9
CEH
2720fi
2721
90be59ef 2722if enabled gprof; then
0f010b2f
DB
2723 add_cflags -p
2724 add_ldflags -p
1db54e20
DB
2725fi
2726
7f3c02fc 2727# Find out if the .align argument is a power of two or not.
9377b6ce 2728check_asm asmalign_pot '".align 3"'
4454dc1b 2729
7483e694
DB
2730enabled_any $DECODER_LIST && enable decoders
2731enabled_any $ENCODER_LIST && enable encoders
5666fd73 2732enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2733enabled_any $BSF_LIST && enable bsfs
2734enabled_any $DEMUXER_LIST && enable demuxers
2735enabled_any $MUXER_LIST && enable muxers
f7679c54 2736enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2737enabled_any $INDEV_LIST && enable indevs
2738enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2739enabled_any $PROTOCOL_LIST && enable protocols
2740
2741enabled_any $THREADS_LIST && enable threads
2742
2743check_deps $CONFIG_LIST \
b6bb00b0 2744 $CONFIG_EXTRA \
7483e694
DB
2745 $HAVE_LIST \
2746 $DECODER_LIST \
2747 $ENCODER_LIST \
5666fd73 2748 $HWACCEL_LIST \
7483e694
DB
2749 $PARSER_LIST \
2750 $BSF_LIST \
2751 $DEMUXER_LIST \
2752 $MUXER_LIST \
f7679c54 2753 $FILTER_LIST \
7483e694
DB
2754 $INDEV_LIST \
2755 $OUTDEV_LIST \
2756 $PROTOCOL_LIST \
f70f03f6 2757
c8a4ae00
MR
2758enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2759
3e89171a 2760echo "install prefix $prefix"
f36958f8
DB
2761echo "source path $source_path"
2762echo "C compiler $cc"
bfd5afd8 2763echo ".align is power-of-two $asmalign_pot"
f36958f8 2764echo "ARCH $arch ($cpu)"
ce8871c2
MR
2765if test "$build_suffix" != ""; then
2766 echo "build suffix $build_suffix"
eb94aca9 2767fi
ac63af34
DB
2768if test "$extra_version" != ""; then
2769 echo "version string suffix $extra_version"
2770fi
0db2ce77 2771echo "big-endian ${bigendian-no}"
e90f5b5a 2772echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2773if enabled x86; then
af44e8e4 2774 echo "yasm ${yasm-no}"
0db2ce77 2775 echo "MMX enabled ${mmx-no}"
30e98e62 2776 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2777 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2778 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2779 echo "SSE enabled ${sse-no}"
30e98e62 2780 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2781 echo "CMOV enabled ${cmov-no}"
2782 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2783 echo "EBX available ${ebx_available-no}"
2784 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2785 echo "10 operands supported ${ten_operands-no}"
e41e8342 2786fi
5b6c2cbd 2787if enabled arm; then
0db2ce77
MR
2788 echo "ARMv5TE enabled ${armv5te-no}"
2789 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2790 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2791 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2792 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2793 echo "NEON enabled ${neon-no}"
eba9ae3c 2794fi
5b6c2cbd 2795if enabled mips; then
0db2ce77 2796 echo "MMI enabled ${mmi-no}"
e41e8342 2797fi
5b6c2cbd 2798if enabled ppc; then
0db2ce77 2799 echo "AltiVec enabled ${altivec-no}"
30e98e62 2800 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2801 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2802 echo "performance report ${powerpc_perf-no}"
2803fi
2804if enabled sparc; then
2805 echo "VIS enabled ${vis-no}"
e41e8342 2806fi
0db2ce77
MR
2807echo "gprof enabled ${gprof-no}"
2808echo "debug symbols ${debug-no}"
87a0fb62 2809echo "strip symbols ${stripping-no}"
8400d6b8 2810echo "optimizations ${optimizations-no}"
0db2ce77
MR
2811echo "static ${static-no}"
2812echo "shared ${shared-no}"
4a24ab64 2813echo "postprocessing support ${postproc-no}"
f7679c54 2814echo "new filter support ${avfilter-no}"
81124ba0 2815echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2816echo "network support ${network-no}"
0db2ce77
MR
2817echo "threading support ${thread_type-no}"
2818echo "SDL support ${sdl-no}"
0db2ce77
MR
2819echo "Sun medialib support ${mlib-no}"
2820echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2821echo "libdc1394 support ${libdc1394-no}"
690bfceb 2822echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2823echo "libfaac enabled ${libfaac-no}"
2824echo "libfaad enabled ${libfaad-no}"
7e0871a7 2825echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2826echo "libgsm enabled ${libgsm-no}"
2827echo "libmp3lame enabled ${libmp3lame-no}"
2828echo "libnut enabled ${libnut-no}"
0b175caa
DB
2829echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2830echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2831echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2832echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2833echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2834echo "libtheora enabled ${libtheora-no}"
2835echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2836echo "libx264 enabled ${libx264-no}"
2837echo "libxvid enabled ${libxvid-no}"
0db2ce77 2838echo "zlib enabled ${zlib-no}"
f402916e 2839echo "bzlib enabled ${bzlib-no}"
2c62e737 2840echo
de6d9b64 2841
5666fd73 2842for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2843 echo "Enabled ${type}s:"
f65c9da1 2844 eval list=\$$(toupper $type)_LIST
8138b9db 2845 for part in $list; do
f65c9da1
MR
2846 enabled $part && echo ${part%_*}
2847 done | sort | pr -3 -t
2848 echo
8138b9db
RP
2849done
2850
ba7a7039 2851license="LGPL version 2.1 or later"
ba321adb 2852if enabled nonfree; then
ba7a7039 2853 license="nonfree and unredistributable"
9cad0e4e
DB
2854elif enabled gplv3; then
2855 license="GPL version 3 or later"
2856elif enabled lgplv3; then
2857 license="LGPL version 3 or later"
ba321adb 2858elif enabled gpl; then
ba7a7039 2859 license="GPL version 2 or later"
ba321adb
JK
2860fi
2861
2862echo "License: $license"
ca5323af 2863
cf1392e9
DB
2864echo "Creating config.mak and config.h..."
2865
df642790
MR
2866# build tree in object directory if source path is different from current one
2867if enabled source_path_used; then
2868 DIRS="
2869 doc
2870 libavcodec
2871 libavcodec/$arch
2872 libavdevice
2873 libavfilter
2874 libavformat
2875 libavutil
2876 libavutil/$arch
2877 libpostproc
2878 libswscale
2879 libswscale/$arch
2880 tests
2881 tools
2882 "
2883 FILES="
2884 Makefile
2885 common.mak
2886 subdir.mak
2887 doc/texi2pod.pl
2888 libavcodec/Makefile
2889 libavdevice/Makefile
2890 libavfilter/Makefile
2891 libavformat/Makefile
2892 libavutil/Makefile
2893 libpostproc/Makefile
2894 libswscale/Makefile
2895 "
2896 for dir in $DIRS ; do
2897 mkdir -p $dir
2898 done
2899 for f in $FILES ; do
2900 $ln_s "$source_path/$f" $f
2901 done
2902fi
2903
ad212cc6
MR
2904enabled stripping || strip="echo skipping strip"
2905
173c983b
MR
2906cat > config.mak <<EOF
2907# Automatically generated by configure - do not modify!
2908ifndef FFMPEG_CONFIG_MAK
2909FFMPEG_CONFIG_MAK=1
2910FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2911prefix=$prefix
2912LIBDIR=\$(DESTDIR)$libdir
2913SHLIBDIR=\$(DESTDIR)$shlibdir
2914INCDIR=\$(DESTDIR)$incdir
2915BINDIR=\$(DESTDIR)$bindir
2916DATADIR=\$(DESTDIR)$datadir
2917MANDIR=\$(DESTDIR)$mandir
2918SRC_PATH="$source_path"
2919SRC_PATH_BARE=$source_path
2920BUILD_ROOT="$PWD"
2921ARCH=$arch
2922CC=$cc
2923AS=$as
2924LD=$ld
2925DEPCC=$dep_cc
2926YASM=$yasmexe
2927AR=$ar
2928RANLIB=$ranlib
2929LN_S=$ln_s
2930STRIP=$strip
2931CPPFLAGS=$CPPFLAGS
2932CFLAGS=$CFLAGS
2933ASFLAGS=$ASFLAGS
2934CC_O=$CC_O
2935LDFLAGS=$LDFLAGS
2936FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2937SHFLAGS=$SHFLAGS
2938YASMFLAGS=$YASMFLAGS
2939BUILDSUF=$build_suffix
2940FULLNAME=$FULLNAME
2941LIBPREF=$LIBPREF
2942LIBSUF=$LIBSUF
2943LIBNAME=$LIBNAME
2944SLIBPREF=$SLIBPREF
2945SLIBSUF=$SLIBSUF
2946EXESUF=$EXESUF
2947EXTRA_VERSION=$extra_version
2948DEPFLAGS=$DEPFLAGS
2949CCDEP=$CCDEP
2950ASDEP=$ASDEP
2951CC_DEPFLAGS=$CC_DEPFLAGS
2952AS_DEPFLAGS=$AS_DEPFLAGS
2953HOSTCC=$host_cc
2954HOSTCFLAGS=$host_cflags
2955HOSTEXESUF=$HOSTEXESUF
2956HOSTLDFLAGS=$host_ldflags
2957HOSTLIBS=$host_libs
2958TARGET_EXEC=$target_exec
2959TARGET_PATH=$target_path
2960SDL_LIBS=$sdl_libs
2961SDL_CFLAGS=$sdl_cflags
2962LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2963EXTRALIBS=$extralibs
2964EOF
5a872801 2965
719c8e00
MR
2966get_version(){
2967 name=$1
2968 file=$source_path/$2
147e7692
MR
2969 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2970 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2971 lcname=$(tolower $name)
2972 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2973 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2974}
2975
147e7692
MR
2976get_version LIBSWSCALE libswscale/swscale.h
2977get_version LIBPOSTPROC libpostproc/postprocess.h
2978get_version LIBAVCODEC libavcodec/avcodec.h
2979get_version LIBAVDEVICE libavdevice/avdevice.h
2980get_version LIBAVFORMAT libavformat/avformat.h
2981get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2982get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2983
173c983b
MR
2984enabled shared && cat >> config.mak <<EOF
2985LIBTARGET=${LIBTARGET}
2986SLIBNAME=${SLIBNAME}
2987SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2988SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2989SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2990SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2991SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2992SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2993EOF
523ef551 2994
173c983b
MR
2995enabled asmalign_pot || align_shift="1 <<"
2996
2997cat > $TMPH <<EOF
2998/* Automatically generated by configure - do not modify! */
2999#ifndef FFMPEG_CONFIG_H
3000#define FFMPEG_CONFIG_H
3001#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3002#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3003#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3004#define CC_TYPE "$cc_type"
3005#define CC_VERSION $cc_version
3006#define restrict $_restrict
3007#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3008#define EXTERN_PREFIX "${extern_prefix}"
3009#define EXTERN_ASM ${extern_prefix}
3010EOF
523ef551 3011
4ae40685
MR
3012test -n "$malloc_prefix" &&
3013 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3014
523ef551
DB
3015if enabled small || disabled optimizations; then
3016 echo "#define av_always_inline" >> $TMPH
3017fi
3018
3d907e22
MR
3019print_config ARCH_ $TMPH config.mak $ARCH_LIST
3020print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3021print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3022 $CONFIG_EXTRA \
7483e694
DB
3023 $DECODER_LIST \
3024 $ENCODER_LIST \
5666fd73 3025 $HWACCEL_LIST \
7483e694
DB
3026 $PARSER_LIST \
3027 $BSF_LIST \
3028 $DEMUXER_LIST \
3029 $MUXER_LIST \
f7679c54 3030 $FILTER_LIST \
7483e694
DB
3031 $PROTOCOL_LIST \
3032 $INDEV_LIST \
3033 $OUTDEV_LIST \
8ac17293 3034
9c05103f 3035echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3036echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3037
b7860763 3038# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3039cp_if_changed $TMPH config.h
3d204385 3040
a3e02a8c
MR
3041cat > $TMPH <<EOF
3042/* Generated by ffconf */
3043#ifndef AVUTIL_AVCONFIG_H
3044#define AVUTIL_AVCONFIG_H
3045EOF
3046
3047print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3048
3049echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3050
3051cp_if_changed $TMPH libavutil/avconfig.h
3052
d0674868 3053# build pkg-config files
def4272a 3054
d0674868
DB
3055pkgconfig_generate(){
3056name=$1
b0dfd108 3057shortname=${name#lib}${build_suffix}
d0674868
DB
3058comment=$2
3059version=$3
3060libs=$4
3061requires=$5
25cd5cb3 3062cat <<EOF > $name/$name.pc
3e89171a 3063prefix=$prefix
a94e666c 3064exec_prefix=\${prefix}
f2b7382c 3065libdir=$libdir
7622778e 3066includedir=$incdir
def4272a 3067
d0674868
DB
3068Name: $name
3069Description: $comment
3070Version: $version
8cd6b388 3071Requires: $(enabled shared || echo $requires)
5dcfe9f8 3072Requires.private: $(enabled shared && echo $requires)
def4272a 3073Conflicts:
8cd6b388 3074Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3075Libs.private: $(enabled shared && echo $libs)
76a448ed 3076Cflags: -I\${includedir}
def4272a 3077EOF
25cd5cb3 3078cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3079prefix=
3080exec_prefix=
46d1ff83 3081libdir=\${pcfiledir}
1d44d365 3082includedir=${source_path}
def4272a 3083
d0674868
DB
3084Name: $name
3085Description: $comment
3086Version: $version
3087Requires: $requires
def4272a 3088Conflicts:
12701f6e 3089Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3090Cflags: -I\${includedir}
3091EOF
d0674868 3092}
def4272a 3093
e426941d 3094pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3095pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3096pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3097pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3098enabled avfilter &&
46983309 3099 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3100enabled postproc &&
e426941d 3101 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3102pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"