configure: allow 'none' as target OS
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
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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
72702705
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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
MR
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 $opt && return 0
431 done
f7b230a7 432 return 1
85bca2c5
DB
433}
434
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435set_default(){
436 for opt; do
88268e94 437 eval : \${$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"
3d7453e0
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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
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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" >> $header
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494 echo "${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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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 "$@")
2f2e6c7c
MR
555}
556
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557add_ldflags(){
558 append LDFLAGS "$@"
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 $TMPC
dcd479c0
MR
582}
583
f65883c8
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584check_as(){
585 log check_as "$@"
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
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596 disable $name
597 check_as "$@" <<EOF && enable $name
3784e82e 598void foo(void){ __asm__ volatile($code); }
940f335a
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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 $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
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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 $libs
dcd479c0
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619}
620
50a334e4
MR
621check_cppflags(){
622 log check_cppflags "$@"
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){ $func(); }
dcd479c0
MR
668EOF
669}
670
2446d3d6
DB
671check_func_headers(){
672 log check_func_headers "$@"
f8d7b072
MR
673 headers=$1
674 func=$2
675 shift 2
676 disable $func
677 incs=""
678 for hdr in $headers; do
679 incs="$incs
680#include <$hdr>"
681 done
cd0d9a9d 682 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 683$incs
d6773f56 684int main(int argc, char **argv){
2b2c2a81 685 return (long) $func;
f8d7b072
MR
686}
687EOF
688}
689
a5344cf7
SS
690check_cpp_condition(){
691 log check_cpp_condition "$@"
692 header=$1
693 condition=$2
f855b7b9
MR
694 shift 2
695 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
696#include <$header>
697#if !($condition)
698#error "unsatisfied condition: $condition"
699#endif
700EOF
701}
702
57bd82d4
MR
703check_lib(){
704 log check_lib "$@"
705 header="$1"
706 func="$2"
707 shift 2
fcfcde17
MR
708 temp_extralibs "$@"
709 check_header $header && check_func $func && add_extralibs "$@"
710 err=$?
711 restore_flags
712 return $err
57bd82d4
MR
713}
714
f8d7b072
MR
715check_lib2(){
716 log check_lib2 "$@"
717 headers="$1"
718 func="$2"
719 shift 2
300cde27 720 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
721}
722
dcd479c0 723check_exec(){
2270b4b2 724 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
725}
726
7dfef245 727check_exec_crash(){
5e622c40 728 code=$(cat)
7dfef245
MR
729
730 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
731 # are safe but may not be available everywhere. Thus we use
732 # raise(SIGTERM) instead. The check is run in a subshell so we
733 # can redirect the "Terminated" message from the shell. SIGBUS
734 # is not defined by standard C so it is used conditionally.
735
2270b4b2 736 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
737#include <signal.h>
738static void sighandler(int sig){
739 raise(SIGTERM);
740}
e5af4a11 741int main(void){
7dfef245
MR
742 signal(SIGILL, sighandler);
743 signal(SIGFPE, sighandler);
744 signal(SIGSEGV, sighandler);
745#ifdef SIGBUS
746 signal(SIGBUS, sighandler);
747#endif
748 { $code }
749}
750EOF
751}
752
72be9e73
DY
753check_type(){
754 log check_type "$@"
755 headers=$1
756 type=$2
757 shift 2
ae550ce9 758 disable_safe "$type"
72be9e73
DY
759 incs=""
760 for hdr in $headers; do
761 incs="$incs
762#include <$hdr>"
763 done
ae550ce9 764 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
765$incs
766$type v;
767EOF
768}
769
14d36751
MR
770check_struct(){
771 log check_type "$@"
772 headers=$1
773 struct=$2
774 member=$3
775 shift 3
776 disable_safe "${struct}_${member}"
777 incs=""
778 for hdr in $headers; do
779 incs="$incs
780#include <$hdr>"
781 done
782 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
783$incs
784const void *p = &(($struct *)0)->$member;
785EOF
786}
787
57bd82d4
MR
788require(){
789 name="$1"
790 header="$2"
791 func="$3"
792 shift 3
793 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
794}
795
f8d7b072
MR
796require2(){
797 name="$1"
798 headers="$2"
799 func="$3"
800 shift 3
801 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
802}
803
eea50282
MR
804check_foo_config(){
805 cfg=$1
806 pkg=$2
807 header=$3
808 func=$4
809 shift 4
810 disable $cfg
811 check_cmd ${pkg}-config --version
812 err=$?
813 if test "$err" = 0; then
5e622c40
DB
814 temp_cflags $(${pkg}-config --cflags)
815 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
816 check_lib "$@" $header $func && enable $cfg
817 fi
818 return $err
819}
820
f0125de9
MR
821check_host_cc(){
822 log check_host_cc "$@"
823 cat > $TMPC
824 log_file $TMPC
825 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
826}
827
828check_host_cflags(){
829 log check_host_cflags "$@"
830 check_host_cc "$@" <<EOF && append host_cflags "$@"
831int x;
832EOF
833}
834
c505dd31
MR
835apply(){
836 file=$1
837 shift
838 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
839}
840
c34681df
MR
841cp_if_changed(){
842 cmp -s "$1" "$2" &&
843 echo "$2 is unchanged" ||
844 cp -f "$1" "$2"
845}
846
dcd61286
DB
847# CONFIG_LIST contains configurable options, while HAVE_LIST is for
848# system-dependent things.
849
4a0d6686
AJ
850COMPONENT_LIST="
851 bsfs
852 decoders
853 demuxers
854 encoders
3cde40aa 855 filters
5666fd73 856 hwaccels
c552605c 857 indevs
4a0d6686 858 muxers
c552605c 859 outdevs
4a0d6686
AJ
860 parsers
861 protocols
862"
863
864CONFIG_LIST="
865 $COMPONENT_LIST
e8ed9b7a 866 aandct
5a0f7131
MR
867 avcodec
868 avdevice
f7679c54
VS
869 avfilter
870 avfilter_lavf
5a0f7131 871 avformat
c88f5d72
MR
872 avisynth
873 beos_netserver
f402916e 874 bzlib
7f3f5f46 875 dct
c73f65d9 876 doc
92c6a099 877 dxva2
27a9466b 878 fastdiv
c88f5d72
MR
879 ffmpeg
880 ffplay
881 ffserver
1848f7d9 882 fft
4f034993 883 golomb
c88f5d72 884 gpl
ecfc4f44 885 gprof
d8d0d0b2 886 gray
3abe5fbd 887 hardcoded_tables
f7b8bffe 888 libdc1394
690bfceb 889 libdirac
2eed5a46
DB
890 libfaac
891 libfaad
892 libfaadbin
c88f5d72 893 libgsm
6ebe07fb 894 libmp3lame
c88f5d72 895 libnut
0b175caa
DB
896 libopencore_amrnb
897 libopencore_amrwb
9a77d59a 898 libopenjpeg
f7cd9eed 899 libschroedinger
ae14f311 900 libspeex
150d2772 901 libtheora
c88f5d72 902 libvorbis
1cc60c47
DB
903 libx264
904 libxvid
f4d608e3 905 lpc
47a158cb 906 mdct
c88f5d72 907 memalign_hack
a8150374 908 mlib
c88f5d72
MR
909 mpegaudio_hp
910 network
3fe142e2 911 nonfree
8a3c8627 912 pic
4a24ab64 913 postproc
2b4c3615 914 powerpc_perf
68602540 915 rdft
e90f5b5a 916 runtime_cpudetect
2e35e684 917 shared
bd2216e4 918 small
6b35d421 919 sram
2e35e684 920 static
5a0f7131 921 swscale
a9ddb5b1 922 swscale_alpha
17492d5e
DB
923 vaapi
924 vdpau
9cad0e4e 925 version3
56a059ac 926 x11grab
c88f5d72 927 zlib
4a0d6686 928"
c88f5d72 929
8eee7025
DB
930THREADS_LIST='
931 beosthreads
d22e8442 932 os2threads
8eee7025
DB
933 pthreads
934 w32threads
935'
936
3f5b56e5
MR
937ARCH_LIST='
938 alpha
a2fc0f6a 939 arm
fdcd782d
MR
940 avr32
941 avr32_ap
942 avr32_uc
3f5b56e5
MR
943 bfin
944 ia64
945 m68k
946 mips
bae3abb0 947 mips64
3f5b56e5 948 parisc
79cb09b2 949 ppc
34d11b87 950 ppc64
3f5b56e5
MR
951 s390
952 sh4
953 sparc
954 sparc64
955 x86
956 x86_32
957 x86_64
958'
959
960ARCH_EXT_LIST='
1ac9331a 961 altivec
3bf96eec 962 amd3dnow
a1ef9f08 963 amd3dnowext
1ac9331a 964 armv5te
edab3048 965 armv6
ab5cb084 966 armv6t2
f55b299a 967 armvfp
3f5b56e5
MR
968 iwmmxt
969 mmi
970 mmx
d7f0920b 971 mmx2
6b18d278 972 neon
799fde37 973 ppc4xx
1bb04d5a 974 sse
9eeed841 975 ssse3
bd9d34a0 976 vis
3f5b56e5
MR
977'
978
a3e02a8c
MR
979HAVE_LIST_PUB='
980 bigendian
981'
982
3f5b56e5
MR
983HAVE_LIST="
984 $ARCH_EXT_LIST
a3e02a8c 985 $HAVE_LIST_PUB
3f5b56e5 986 $THREADS_LIST
35fd8122 987 alsa_asoundlib_h
3f5b56e5 988 altivec_h
c9fdab0d 989 arpa_inet_h
dffb41b9 990 attribute_may_alias
e7ea5e3d 991 attribute_packed
6bd859d6 992 bswap
ecf97f22 993 closesocket
1ac9331a 994 cmov
e16e49ac 995 conio_h
c88f5d72 996 dcbzl
f8aa696f
DB
997 dev_bktr_ioctl_bt848_h
998 dev_bktr_ioctl_meteor_h
999 dev_ic_bt8xx_h
1000 dev_video_meteor_ioctl_meteor_h
1001 dev_video_bktr_ioctl_bt848_h
18b67ae5 1002 dlfcn_h
c88f5d72 1003 dlopen
bc574408 1004 dos_paths
245626d0
DB
1005 ebp_available
1006 ebx_available
6b7c7703
VS
1007 exp2
1008 exp2f
c2a29455 1009 fast_64bit
669b5583 1010 fast_clz
7073e9fc 1011 fast_cmov
7b829d2a 1012 fast_unaligned
9d99cc5a 1013 fork
84882df6 1014 getaddrinfo
da9e86f8 1015 gethrtime
4e68cb8a 1016 GetProcessTimes
66be5b45 1017 getrusage
2e1913b1 1018 inet_aton
61d251db 1019 inline_asm
abfc8d05 1020 isatty
9f5ff83f 1021 ldbrx
0b4a1821
AS
1022 libdc1394_1
1023 libdc1394_2
a33cab3a 1024 llrint
291fd18a 1025 log2
6b7c7703 1026 log2f
85dd97ad 1027 loongson
a33cab3a 1028 lrint
c88f5d72 1029 lrintf
e4673692 1030 lzo1x_999_compress
f8aa696f
DB
1031 machine_ioctl_bt848_h
1032 machine_ioctl_meteor_h
c88f5d72
MR
1033 malloc_h
1034 memalign
6ffa87d3 1035 mkstemp
b4e806b2 1036 pld
1f91cdce 1037 posix_memalign
a33cab3a
MK
1038 round
1039 roundf
c88f5d72
MR
1040 sdl
1041 sdl_video_size
b507ebd1 1042 setmode
72be9e73 1043 socklen_t
deb29777 1044 soundcard_h
f8cda19e 1045 poll_h
c0018613 1046 struct_addrinfo
b4d68544
MS
1047 struct_ipv6_mreq
1048 struct_sockaddr_in6
3b2372bf 1049 struct_sockaddr_sa_len
33a4dbdd 1050 struct_sockaddr_storage
b58412f1 1051 sys_mman_h
b091aa44 1052 sys_resource_h
81644c2e 1053 sys_select_h
deb29777 1054 sys_soundcard_h
1b6e8b73 1055 sys_videoio_h
d3a4b4e0 1056 ten_operands
e16e49ac 1057 termios_h
b265431e 1058 threads
7b04b8a0 1059 truncf
ce742de2 1060 vfp_args
7c5bfe7a 1061 VirtualAlloc
6ff3f3e7 1062 winsock2_h
cc078b5d 1063 xform_asm
304d586d 1064 yasm
0cb78cef 1065"
44161118 1066
b6bb00b0
MR
1067# options emitted with CONFIG_ prefix but not available on command line
1068CONFIG_EXTRA="
dc4f5a1c 1069 avutil
9cad0e4e
DB
1070 gplv3
1071 lgplv3
b6bb00b0
MR
1072"
1073
520cc7f1 1074CMDLINE_SELECT="
3f5b56e5 1075 $ARCH_EXT_LIST
520cc7f1 1076 $CONFIG_LIST
8eee7025 1077 $THREADS_LIST
c8a4ae00 1078 asm
db6107b6 1079 cross_compile
520cc7f1
MR
1080 debug
1081 extra_warnings
8c6afa4d 1082 logging
d2bbb2f7 1083 optimizations
87a0fb62 1084 stripping
7595a5e4 1085 yasm
520cc7f1 1086"
426be5dc
DB
1087
1088PATHS_LIST='
d156bede 1089 bindir
14a8acf1 1090 datadir
26759c44
MR
1091 incdir
1092 libdir
26759c44
MR
1093 mandir
1094 prefix
1095 shlibdir
426be5dc
DB
1096'
1097
1098CMDLINE_SET="
1099 $PATHS_LIST
1100 arch
313c46a6 1101 as
426be5dc
DB
1102 build_suffix
1103 cc
1104 cpu
1105 cross_prefix
50567afa 1106 dep_cc
ac63af34 1107 extra_version
9da6609f
MR
1108 host_cc
1109 host_cflags
1110 host_ldflags
1111 host_libs
82bb3329 1112 host_os
684b28e0 1113 ld
426be5dc 1114 logfile
4ae40685 1115 malloc_prefix
89641463 1116 nm
26759c44 1117 source_path
c5200f17
MR
1118 sysinclude
1119 sysroot
a7ada2ba 1120 target_exec
26759c44 1121 target_os
a7ada2ba 1122 target_path
426be5dc 1123"
520cc7f1 1124
89f2932b
MR
1125CMDLINE_APPEND="
1126 extra_cflags
1127"
1128
912f3148
DB
1129# code dependency declarations
1130
9eeed841 1131# architecture extensions
808fa33c 1132
a2fc0f6a
MR
1133armv5te_deps="arm"
1134armv6_deps="arm"
ab5cb084 1135armv6t2_deps="arm"
a2fc0f6a
MR
1136armvfp_deps="arm"
1137iwmmxt_deps="arm"
808fa33c
MR
1138neon_deps="arm"
1139
e241ba14 1140mmi_deps="mips"
808fa33c
MR
1141
1142altivec_deps="ppc"
1143ppc4xx_deps="ppc"
1144
1145vis_deps="sparc"
1146
7f8c3d1f 1147x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1148amd3dnow_deps="mmx"
1149amd3dnowext_deps="amd3dnow"
9eeed841 1150mmx_deps="x86"
75aa95a6 1151mmx2_deps="mmx"
75aa95a6
DB
1152sse_deps="mmx"
1153ssse3_deps="sse"
9eeed841 1154
e939cedd 1155fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1156fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1157fast_unaligned_if_any="armv6 ppc x86"
669b5583 1158
89e053f8 1159need_memalign="altivec neon sse"
6fec122a 1160inline_asm_deps="!tms470"
89e053f8 1161
5666fd73 1162# decoders / encoders / hardware accelerators
f1e94694 1163aac_decoder_select="fft mdct aac_parser"
84c04e25 1164aac_encoder_select="fft mdct"
5b423887 1165ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1166alac_encoder_select="lpc"
47a158cb 1167atrac3_decoder_select="fft mdct"
c0d3f516
PR
1168binkaudio_dct_decoder_select="fft mdct rdft dct"
1169binkaudio_rdft_decoder_select="fft mdct rdft"
4f034993 1170cavs_decoder_select="golomb"
47a158cb 1171cook_decoder_select="fft mdct"
2eef7c62 1172cscd_decoder_suggest="zlib"
47a158cb 1173dca_decoder_select="fft mdct"
e8ed9b7a 1174dnxhd_encoder_select="aandct"
2eef7c62 1175dxa_decoder_select="zlib"
baf91bb9 1176eac3_decoder_select="ac3_decoder"
84c04e25 1177eamad_decoder_select="aandct"
e8ed9b7a 1178eatgq_decoder_select="aandct"
d52b39c7 1179eatqi_decoder_select="aandct"
4f034993
MR
1180ffv1_decoder_select="golomb"
1181flac_decoder_select="golomb"
f4d608e3 1182flac_encoder_select="golomb lpc"
2eef7c62
AJ
1183flashsv_decoder_select="zlib"
1184flashsv_encoder_select="zlib"
4414137e 1185flv_decoder_select="h263_decoder"
4d4b4bd1 1186flv_encoder_select="h263_encoder"
e8ed9b7a 1187h261_encoder_select="aandct"
7f647ae0 1188h263_decoder_select="h263_parser"
e8ed9b7a 1189h263_encoder_select="aandct"
ff418735 1190h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1191h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1192h263i_decoder_select="h263_decoder"
fe629c2d 1193h263p_encoder_select="h263_encoder"
4f034993 1194h264_decoder_select="golomb"
92c6a099
LA
1195h264_dxva2_hwaccel_deps="dxva2api_h"
1196h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1197h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1198h264_vaapi_hwaccel_select="vaapi"
711dae77 1199h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1200h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1201imc_decoder_select="fft mdct"
4f034993
MR
1202jpegls_decoder_select="golomb"
1203jpegls_encoder_select="golomb"
e8ed9b7a 1204ljpeg_encoder_select="aandct"
4f034993 1205loco_decoder_select="golomb"
e8ed9b7a 1206mjpeg_encoder_select="aandct"
2cca233b 1207mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1208mpeg1video_encoder_select="aandct"
1209mpeg2video_encoder_select="aandct"
4414137e 1210mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1211mpeg4_encoder_select="h263_encoder"
711dae77 1212mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1213mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1214mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1215mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1216mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1217mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1218mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1219mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1220mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1221mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1222mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1223mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1224msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1225msmpeg4v1_encoder_select="h263_encoder"
4414137e 1226msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1227msmpeg4v2_encoder_select="h263_encoder"
4414137e 1228msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1229msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1230nellymoser_decoder_select="fft mdct"
1231nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1232png_decoder_select="zlib"
1233png_encoder_select="zlib"
63cae55d 1234qdm2_decoder_select="fft mdct rdft"
a8beb22f 1235rv10_decoder_select="h263_decoder"
b2bf38b4 1236rv10_encoder_select="h263_encoder"
a8beb22f 1237rv20_decoder_select="h263_decoder"
b2bf38b4 1238rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1239rv30_decoder_select="golomb"
1240rv40_decoder_select="golomb"
4f034993
MR
1241shorten_decoder_select="golomb"
1242sonic_decoder_select="golomb"
1243sonic_encoder_select="golomb"
1244sonic_ls_encoder_select="golomb"
1245svq3_decoder_select="golomb"
bee2eac5 1246svq3_decoder_suggest="zlib"
4eef77c1 1247theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1248tiff_decoder_suggest="zlib"
1249tiff_encoder_suggest="zlib"
aec09a00 1250truehd_decoder_select="mlp_decoder"
2eef7c62 1251tscc_decoder_select="zlib"
f95bfab0 1252vc1_decoder_select="h263_decoder"
9104cd51 1253vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1254vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1255vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1256vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1257vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1258vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1259vorbis_decoder_select="fft mdct"
1260vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1261vp6a_decoder_select="vp6_decoder"
1262vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1263wmav1_decoder_select="fft mdct"
1264wmav1_encoder_select="fft mdct"
1265wmav2_decoder_select="fft mdct"
1266wmav2_encoder_select="fft mdct"
f95bfab0 1267wmv1_decoder_select="h263_decoder"
665507aa 1268wmv1_encoder_select="h263_encoder"
f95bfab0 1269wmv2_decoder_select="h263_decoder"
1746e2a9 1270wmv2_encoder_select="h263_encoder"
015f8ee0 1271wmv3_decoder_select="vc1_decoder"
f0f86627 1272wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1273wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1274wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1275zlib_decoder_select="zlib"
1276zlib_encoder_select="zlib"
1277zmbv_decoder_select="zlib"
1278zmbv_encoder_select="zlib"
30fd06be 1279
28b80940
DB
1280# parsers
1281h264_parser_select="golomb"
1282
f1e94694
DB
1283# bitstream_filters
1284aac_adtstoasc_bsf_select="aac_parser"
1285
912f3148 1286# external libraries
1b71f045 1287libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1288libdirac_encoder_deps="libdirac"
c9171a83 1289libfaac_encoder_deps="libfaac"
69ddbd1d 1290libfaad_decoder_deps="libfaad"
4ec45764 1291libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1292libgsm_decoder_deps="libgsm"
1293libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1294libgsm_ms_decoder_deps="libgsm"
1295libgsm_ms_encoder_deps="libgsm"
1cc60c47 1296libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1297libopencore_amrnb_decoder_deps="libopencore_amrnb"
1298libopencore_amrnb_encoder_deps="libopencore_amrnb"
1299libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1300libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1301libschroedinger_decoder_deps="libschroedinger"
1302libschroedinger_encoder_deps="libschroedinger"
ae14f311 1303libspeex_decoder_deps="libspeex"
150d2772 1304libtheora_encoder_deps="libtheora"
b0caf888 1305libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1306libx264_encoder_deps="libx264"
1307libxvid_encoder_deps="libxvid"
30fd06be 1308
912f3148 1309# demuxers / muxers
03a76ba9 1310ac3_demuxer_deps="ac3_parser"
647c2356 1311asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1312avisynth_demuxer_deps="avisynth"
1313dirac_demuxer_deps="dirac_parser"
5b423887 1314eac3_demuxer_select="ac3_parser"
647c2356 1315ipod_muxer_select="mov_muxer"
4e622dea
SS
1316libnut_demuxer_deps="libnut"
1317libnut_muxer_deps="libnut"
647c2356 1318matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1319matroska_demuxer_suggest="zlib bzlib"
1320mov_demuxer_suggest="zlib"
1321mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1322mp4_muxer_select="mov_muxer"
1323mpegtsraw_demuxer_select="mpegts_demuxer"
1324mxf_d10_muxer_select="mxf_muxer"
24ca518b 1325ogg_demuxer_select="golomb"
647c2356 1326psp_muxer_select="mov_muxer"
4e622dea
SS
1327rtsp_demuxer_deps="sdp_demuxer"
1328sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1329spdif_muxer_select="aac_parser"
647c2356
DB
1330tg2_muxer_select="mov_muxer"
1331tgp_muxer_select="mov_muxer"
6bdaa5f4 1332w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1333
1334# indevs / outdevs
38e54a75
SS
1335alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1336alsa_indev_extralibs="-lasound"
1337alsa_outdev_deps="alsa_asoundlib_h"
1338alsa_outdev_extralibs="-lasound"
1339audio_beos_indev_deps="audio_beos"
1340audio_beos_indev_extralibs="-lmedia -lbe"
1341audio_beos_outdev_deps="audio_beos"
1342audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1343bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1344dv1394_indev_deps="dv1394 dv_demuxer"
1345jack_indev_deps="jack_jack_h"
1346jack_indev_extralibs="-ljack"
1347libdc1394_indev_deps="libdc1394"
38e54a75
SS
1348oss_indev_deps_any="soundcard_h sys_soundcard_h"
1349oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1350v4l_indev_deps="linux_videodev_h"
1351v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1352vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1353vfwcap_indev_extralibs="-lavicap32"
38e54a75 1354x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1355x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1356
912f3148 1357# protocols
3fff6382 1358gopher_protocol_deps="network"
c08fb000 1359http_protocol_deps="network"
cbf29889 1360rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1361rtp_protocol_deps="udp_protocol"
1362tcp_protocol_deps="network"
1363udp_protocol_deps="network"
1364
f7679c54 1365# filters
81124ba0 1366movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1367avfilter_lavf_deps="avformat"
1368
1369# libraries
1370avdevice_deps="avcodec avformat"
1371avformat_deps="avcodec"
f7679c54 1372
912f3148 1373# programs
5a0f7131
MR
1374ffmpeg_deps="avcodec avformat swscale"
1375ffplay_deps="avcodec avformat swscale sdl"
1376ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1377ffserver_extralibs='$ldl'
a2830dca 1378
c73f65d9 1379doc_deps="texi2html"
912f3148 1380
de6d9b64 1381# default parameters
8a608357 1382
2ba042a7 1383logfile="config.err"
8a608357
MR
1384
1385# installation paths
c9d19248
MR
1386prefix_default="/usr/local"
1387bindir_default='${prefix}/bin'
14a8acf1 1388datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1389incdir_default='${prefix}/include'
1390libdir_default='${prefix}/lib'
1391mandir_default='${prefix}/share/man'
1392shlibdir_default="$libdir_default"
8a608357
MR
1393
1394# toolchain
11e6d03a 1395ar="ar"
13c7df3d 1396cc_default="gcc"
a3d7c197 1397cc_version=\"unknown\"
9da6609f 1398host_cc_default="gcc"
11e6d03a 1399ln_s="ln -sf"
89641463 1400nm_default="nm"
11e6d03a 1401objformat="elf"
be7109c1 1402ranlib="ranlib"
0f3cb305 1403strip="strip"
11e6d03a 1404yasmexe="yasm"
8a608357 1405
8182dc34
MR
1406nm_opts='-g'
1407
8a608357 1408# machine
5e622c40 1409arch=$(uname -m)
38d0a8aa 1410cpu="generic"
8a608357 1411
8a608357 1412# OS
4f854758 1413target_os=$(tolower $(uname -s))
82bb3329 1414host_os=$target_os
8a608357 1415
8a608357 1416# configurable options
5a0f7131
MR
1417enable avcodec
1418enable avdevice
1419enable avformat
dc4f5a1c 1420enable avutil
c8a4ae00 1421enable asm
497237c7 1422enable debug
c73f65d9 1423enable doc
aa033b1e 1424enable fastdiv
497237c7
RP
1425enable ffmpeg
1426enable ffplay
1427enable ffserver
497237c7
RP
1428enable mpegaudio_hp
1429enable network
8400d6b8 1430enable optimizations
497237c7 1431enable protocols
530dc538 1432enable static
87a0fb62 1433enable stripping
5a0f7131 1434enable swscale
a9ddb5b1 1435enable swscale_alpha
8a608357 1436
8a608357 1437# build settings
9987769a 1438SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1439FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1440LIBPREF="lib"
1441LIBSUF=".a"
c5f14466
RP
1442FULLNAME='$(NAME)$(BUILDSUF)'
1443LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1444SLIBPREF="lib"
1445SLIBSUF=".so"
c5f14466 1446SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1447SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1448SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1449LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1450
7e6c86e6
MR
1451CC_O='-o $@'
1452
f0125de9 1453host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1454host_libs='-lm'
1455
9b861379 1456target_path='$(CURDIR)'
a7ada2ba 1457
0d7dca36
DB
1458# gcc stupidly only outputs the basename of targets with -MM, but we need the
1459# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1460DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1461DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1462
c597172e 1463# find source path
5e622c40 1464source_path="$(dirname "$0")"
497237c7 1465enable source_path_used
24524f36 1466if test -f configure; then
5e622c40 1467 source_path="$(pwd)"
497237c7 1468 disable source_path_used
c597172e 1469else
5e622c40 1470 source_path="$(cd "$source_path"; pwd)"
c597172e 1471 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1472 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1473 test -e "$source_path/config.h" &&
1474 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1475fi
1476
13cbe2c0 1477for v in "$@"; do
b04251c5
MR
1478 r=${v#*=}
1479 l=${v%"$r"}
1480 r=$(sh_quote "$r")
13cbe2c0
MR
1481 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1482done
c597172e 1483
73ef8980
MR
1484find_things(){
1485 thing=$1
1486 pattern=$2
1487 file=$source_path/$3
932ccf39 1488 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1489}
1490
1491ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1492DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1493HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1494PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1495BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1496MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1497DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1498OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1499INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1500PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1501FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1502
7483e694
DB
1503enable $ARCH_EXT_LIST \
1504 $DECODER_LIST \
1505 $ENCODER_LIST \
5666fd73 1506 $HWACCEL_LIST \
7483e694
DB
1507 $PARSER_LIST \
1508 $BSF_LIST \
1509 $DEMUXER_LIST \
1510 $MUXER_LIST \
f7679c54 1511 $FILTER_LIST \
7483e694
DB
1512 $PROTOCOL_LIST \
1513 $INDEV_LIST \
1514 $OUTDEV_LIST \
c597172e
MR
1515
1516die_unknown(){
1517 echo "Unknown option \"$1\"."
1518 echo "See $0 --help for available options."
1519 exit 1
1520}
1521
794f8e97 1522show_list() {
bf0c4afa
RP
1523 suffix=_$1
1524 shift
2b444ea7 1525 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1526 exit 0
1527}
1528
c597172e 1529for opt do
7483e694
DB
1530 optval="${opt#*=}"
1531 case "$opt" in
0f010b2f 1532 --extra-ldflags=*) add_ldflags $optval
7483e694 1533 ;;
0f010b2f 1534 --extra-libs=*) add_extralibs $optval
7483e694 1535 ;;
8fb1cb58 1536 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1537 ;;
40bcf4c7
BL
1538 --enable-debug=*) debuglevel="$optval"
1539 ;;
7483e694 1540 --enable-*=*|--disable-*=*)
8b93ddc3 1541 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1542 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1543 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1544 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1545 $action $(filter "$name" $list)
7483e694
DB
1546 ;;
1547 --enable-?*|--disable-?*)
5e622c40 1548 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1549 if is_in $option $COMPONENT_LIST; then
fed5d54b 1550 test $action = disable && action=unset
e3773a55
MR
1551 eval $action \$$(toupper ${option%s})_LIST
1552 elif is_in $option $CMDLINE_SELECT; then
1553 $action $option
1554 else
1555 die_unknown $opt
1556 fi
7483e694
DB
1557 ;;
1558 --list-*)
1559 NAME="${opt#--list-}"
1560 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1561 NAME=${NAME%s}
1562 eval show_list $NAME \$$(toupper $NAME)_LIST
1563 ;;
1564 --help|-h) show_help
1565 ;;
1566 *)
884a36a7 1567 optname="${opt%%=*}"
26759c44
MR
1568 optname="${optname#--}"
1569 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1570 if is_in $optname $CMDLINE_SET; then
1571 eval $optname='$optval'
1572 elif is_in $optname $CMDLINE_APPEND; then
1573 append $optname "$optval"
1574 else
1575 die_unknown $opt
1576 fi
7483e694
DB
1577 ;;
1578 esac
c597172e
MR
1579done
1580
bcea99bb
MR
1581disabled logging && logfile=/dev/null
1582
13cbe2c0 1583echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1584set >> $logfile
1585
9da6609f
MR
1586test -n "$cross_prefix" && enable cross_compile
1587
adb2b908 1588ar="${cross_prefix}${ar}"
11e6d03a 1589cc_default="${cross_prefix}${cc_default}"
20e0ed95 1590nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1591ranlib="${cross_prefix}${ranlib}"
1592strip="${cross_prefix}${strip}"
1593
c5200f17
MR
1594sysinclude_default="${sysroot}/usr/include"
1595
75800dce 1596set_default cc nm sysinclude
9da6609f
MR
1597enabled cross_compile || host_cc_default=$cc
1598set_default host_cc
13c7df3d 1599
82bb3329
MR
1600exesuf() {
1601 case $1 in
1602 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1603 esac
1604}
1605
1606EXESUF=$(exesuf $target_os)
1607HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1608
e4e69e0b 1609# set temporary file name
a49d42c2 1610: ${TMPDIR:=$TEMPDIR}
c51fafa1 1611: ${TMPDIR:=$TMP}
a49d42c2 1612: ${TMPDIR:=/tmp}
e4e69e0b 1613
54460a83
MR
1614if ! check_cmd type mktemp; then
1615 # simple replacement for missing mktemp
1616 # NOT SAFE FOR GENERAL USE
1617 mktemp(){
1618 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1619 }
1620fi
1621
1622tmpfile(){
1623 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1624 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1625 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1626 append TMPFILES $tmp
1627 eval $1=$tmp
1628}
1629
1630trap 'rm -f -- $TMPFILES' EXIT
1631trap exit HUP INT TERM
1632
1633tmpfile TMPC .c
1634tmpfile TMPE $EXESUF
1635tmpfile TMPH .h
1636tmpfile TMPO .o
1637tmpfile TMPS .S
a482e61b 1638tmpfile TMPV .ver
54460a83
MR
1639tmpfile TMPSH .sh
1640
1641unset -f mktemp
e4e69e0b 1642
993f2d0f
MR
1643# make sure we can execute files in $TMPDIR
1644cat > $TMPSH 2>> $logfile <<EOF
1645#! /bin/sh
1646EOF
1647chmod +x $TMPSH >> $logfile 2>&1
1648if ! $TMPSH >> $logfile 2>&1; then
1649 cat <<EOF
1650Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1651variable to another directory and make sure that it is not mounted noexec.
1652EOF
1653 die "Sanity test failed."
1654fi
993f2d0f 1655
19b4c628
MR
1656filter_cflags=echo
1657filter_cppflags=echo
1658filter_asflags=echo
1659
8f0c157a 1660if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1661 cc_type=gcc
a3d7c197 1662 cc_version=__VERSION__
aef6bd1b
MR
1663 if ! $cc -dumpversion | grep -q '^2\.'; then
1664 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1665 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1666 fi
14ca9cd0
MR
1667 speed_cflags='-O3'
1668 size_cflags='-Os'
629687f6
MR
1669elif $cc --version 2>/dev/null | grep -q Intel; then
1670 cc_type=icc
6e3fa35d 1671 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1672 CC_DEPFLAGS='-MMD'
1673 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1674 speed_cflags='-O3'
1675 size_cflags='-Os'
629687f6
MR
1676elif $cc -v 2>&1 | grep -q xlc; then
1677 cc_type=xlc
6e3fa35d 1678 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1679 speed_cflags='-O5'
1680 size_cflags='-O5 -qcompact'
df442a8d
MR
1681elif $cc -V 2>/dev/null | grep -q Compaq; then
1682 cc_type=ccc
6e3fa35d 1683 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1684 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1685 debuglevel=3
df442a8d 1686 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1687 speed_cflags='-fast'
1688 size_cflags='-O1'
6a0d5493 1689elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1690 test -d "$sysroot" || die "No valid sysroot specified."
1691 cc_type=armcc
6e3fa35d 1692 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1693 armcc_conf="$PWD/armcc.conf"
1694 $cc --arm_linux_configure \
1695 --arm_linux_config_file="$armcc_conf" \
1696 --configure_sysroot="$sysroot" \
1697 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1698 die "Error creating armcc configuration file."
1699 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1700 as_default="${cross_prefix}gcc"
07dec06e
MR
1701 CC_DEPFLAGS='-MMD'
1702 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1703 speed_cflags='-O3'
1704 size_cflags='-Os'
6fec122a
MR
1705elif $cc -version 2>/dev/null | grep -q TMS470; then
1706 cc_type=tms470
6e3fa35d 1707 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1708 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1709 CC_O='-fr=$(@D)'
1710 as_default="${cross_prefix}gcc"
1711 ld_default="${cross_prefix}gcc"
6fec122a
MR
1712 TMPO=$(basename $TMPC .c).o
1713 append TMPFILES $TMPO
1714 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1715 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1716 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1717 speed_cflags='-O3 -mf=5'
1718 size_cflags='-O3 -mf=2'
6fec122a
MR
1719 filter_cflags=tms470_flags
1720 tms470_flags(){
1721 for flag; do
1722 case $flag in
1723 -march=*|-mcpu=*)
1724 case "${flag#*=}" in
1725 armv7-a|cortex-a*) echo -mv=7a8 ;;
1726 armv7-r|cortex-r*) echo -mv=7r4 ;;
1727 armv7-m|cortex-m*) echo -mv=7m3 ;;
1728 armv6*|arm11*) echo -mv=6 ;;
1729 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1730 echo -mv=5e ;;
1731 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1732 esac
1733 ;;
1734 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1735 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1736 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1737 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1738 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1739 -g) echo -g -mn ;;
587d24ff 1740 -pds=*) echo $flag ;;
6fec122a
MR
1741 esac
1742 done
1743 }
06da6943
DC
1744elif $cc -v 2>&1 | grep -q clang; then
1745 cc_type=clang
1746 cc_version=__VERSION__
1747 CC_DEPFLAGS='-MMD'
1748 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1749 speed_cflags='-O3'
1750 size_cflags='-Os'
2a472e9c
MK
1751elif $cc -V 2>&1 | grep -q Sun; then
1752 cc_type=suncc
1753 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1754 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1755 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1756 speed_cflags='-O5'
1757 size_cflags='-O5 -xspace'
03279bbe
MK
1758 filter_cflags=suncc_flags
1759 suncc_flags(){
1760 for flag; do
1761 case $flag in
1762 -march=*|-mcpu=*)
1763 case "${flag#*=}" in
1764 native) echo -xtarget=native ;;
1765 v9) echo -xarch=sparc ;;
1766 ultrasparc) echo -xarch=sparcvis ;;
1767 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1768 i586|pentium) echo -xchip=pentium ;;
1769 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1770 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1771 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1772 pentium4*) echo -xtarget=pentium4 ;;
1773 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1774 *-sse3) echo -xarch=sse3 ;;
1775 core2) echo -xarch=ssse3 -xchip=core2 ;;
1776 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1777 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1778 k8|opteron|athlon64|athlon-fx)
1779 echo -xarch=sse2a ;;
1780 athlon*) echo -xarch=pentium_proa ;;
1781 esac
1782 ;;
1783 -std=c99) echo -xc99 ;;
1784 -fomit-frame-pointer) echo -xregs=frameptr ;;
1785 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1786 -W*,*) echo $flag ;;
1787 -f*-*|-W*) ;;
1788 *) echo $flag ;;
1789 esac
1790 done
1791 }
629687f6
MR
1792fi
1793
1794test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1795
75bafbac 1796: ${as_default:=$cc}
50567afa 1797: ${dep_cc_default:=$cc}
684b28e0 1798: ${ld_default:=$cc}
50567afa 1799set_default as dep_cc ld
75800dce 1800
07dec06e
MR
1801test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1802test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1803
7f32f40c 1804add_cflags $extra_cflags
2f2e6c7c 1805add_asflags $extra_cflags
7f32f40c 1806
154d432c
MR
1807if test -n "$sysroot"; then
1808 case "$cc_type" in
1809 gcc)
467256f2 1810 add_cppflags --sysroot="$sysroot"
154d432c
MR
1811 add_ldflags --sysroot="$sysroot"
1812 ;;
6fec122a
MR
1813 tms470)
1814 add_cppflags -I"$sysinclude"
1815 add_ldflags --sysroot="$sysroot"
1816 ;;
06da6943
DC
1817 clang)
1818 add_cppflags -isysroot="$sysroot"
1819 add_ldflags -isysroot="$sysroot"
1820 ;;
154d432c
MR
1821 esac
1822fi
1823
d22c13a8
MR
1824if test "$cpu" = host; then
1825 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1826
1827 case "$cc_type" in
1828 gcc)
1829 check_native(){
1830 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1831 sed -n "/$1=/{
1832 s/.*$1=\\([^ ]*\\).*/\\1/
1833 p
1834 q
1835 }" $TMPE
d22c13a8
MR
1836 }
1837 cpu=$(check_native -march || check_native -mcpu)
1838 ;;
1839 esac
1840
1841 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1842fi
1843
e939cedd
MR
1844# Deal with common $arch aliases
1845case "$arch" in
1846 arm*)
1847 arch="arm"
1848 ;;
1849 mips|mipsel|IP*)
1850 arch="mips"
1851 ;;
1852 mips64)
1853 arch="mips"
1854 subarch="mips64"
1855 ;;
1856 parisc|hppa)
1857 arch="parisc"
1858 ;;
1859 parisc64|hppa64)
1860 arch="parisc"
1861 subarch="parisc64"
1862 ;;
1863 "Power Macintosh"|ppc|powerpc)
1864 arch="ppc"
1865 ;;
1866 ppc64)
1867 arch="ppc"
1868 subarch="ppc64"
1869 ;;
1870 s390|s390x)
1871 arch="s390"
1872 ;;
1873 sh4|sh)
1874 arch="sh4"
1875 ;;
1876 sun4u|sparc64)
1877 arch="sparc"
1878 subarch="sparc64"
1879 ;;
1880 i[3-6]86|i86pc|BePC|x86_64|amd64)
1881 arch="x86"
1882 ;;
1883esac
1884
1885is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1886enable $arch
e939cedd 1887
df5cdc24 1888# Add processor-specific flags
5d54c126
MR
1889if test "$cpu" = generic; then
1890 : do nothing
1891elif enabled ppc; then
343aef9b 1892
56348891
MR
1893 case $(tolower $cpu) in
1894 601|ppc601|powerpc601)
9dbd5c3d 1895 cpuflags="-mcpu=601"
64ad53ff 1896 disable altivec
9dbd5c3d 1897 ;;
56348891 1898 603*|ppc603*|powerpc603*)
9dbd5c3d 1899 cpuflags="-mcpu=603"
64ad53ff 1900 disable altivec
9dbd5c3d 1901 ;;
56348891 1902 604*|ppc604*|powerpc604*)
9dbd5c3d 1903 cpuflags="-mcpu=604"
64ad53ff 1904 disable altivec
9dbd5c3d 1905 ;;
56348891 1906 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1907 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1908 disable altivec
9dbd5c3d 1909 ;;
56348891 1910 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1911 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1912 ;;
56348891 1913 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1914 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1915 ;;
56348891 1916 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1917 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1918 ;;
56348891 1919 cell)
9dbd5c3d
MR
1920 cpuflags="-mcpu=cell"
1921 enable ldbrx
1922 ;;
7b0b81a1
AL
1923 e500v2)
1924 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1925 disable altivec
1926 ;;
1927 e500)
1928 cpuflags="-mcpu=8540 -mhard-float"
1929 disable altivec
1930 ;;
9dbd5c3d 1931 esac
343aef9b
MR
1932
1933elif enabled x86; then
1934
9dbd5c3d
MR
1935 case $cpu in
1936 i[345]86|pentium)
1937 cpuflags="-march=$cpu"
1938 disable mmx
1939 ;;
1940 # targets that do NOT support conditional mov (cmov)
1941 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1942 cpuflags="-march=$cpu"
1943 disable cmov
1944 ;;
1945 # targets that do support conditional mov (cmov)
1946 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1947 cpuflags="-march=$cpu"
1948 enable cmov
1949 enable fast_cmov
1950 ;;
1951 # targets that do support conditional mov but on which it's slow
1952 pentium4|pentium4m|prescott|nocona)
1953 cpuflags="-march=$cpu"
1954 enable cmov
1955 disable fast_cmov
1956 ;;
1957 esac
343aef9b
MR
1958
1959elif enabled sparc; then
1960
9dbd5c3d
MR
1961 case $cpu in
1962 sparc64)
1963 cpuflags="-mcpu=v9"
1964 ;;
1965 esac
343aef9b
MR
1966
1967elif enabled arm; then
1968
34ba23c9
MR
1969 case $cpu in
1970 armv*)
1971 cpuflags="-march=$cpu"
1972 ;;
1973 *)
1974 cpuflags="-mcpu=$cpu"
1975 ;;
1976 esac
343aef9b
MR
1977
1978elif enabled alpha; then
1979
34ba23c9 1980 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1981
1982elif enabled bfin; then
1983
34ba23c9 1984 cpuflags="-mcpu=$cpu"
343aef9b
MR
1985
1986elif enabled mips; then
1987
34ba23c9 1988 cpuflags="-march=$cpu"
343aef9b
MR
1989
1990elif enabled avr32; then
1991
9dbd5c3d
MR
1992 case $cpu in
1993 ap7[02]0[0-2])
1994 subarch="avr32_ap"
1995 cpuflags="-mpart=$cpu"
1996 ;;
1997 ap)
1998 subarch="avr32_ap"
1999 cpuflags="-march=$cpu"
2000 ;;
2001 uc3[ab]*)
2002 subarch="avr32_uc"
2003 cpuflags="-mcpu=$cpu"
2004 ;;
2005 uc)
2006 subarch="avr32_uc"
2007 cpuflags="-march=$cpu"
2008 ;;
2009 esac
df5cdc24 2010
343aef9b
MR
2011fi
2012
df5cdc24
MR
2013add_cflags $cpuflags
2014add_asflags $cpuflags
2015
993f2d0f
MR
2016# compiler sanity check
2017check_exec <<EOF
2018int main(void){ return 0; }
2019EOF
2020if test "$?" != 0; then
2021 echo "$cc is unable to create an executable file."
2022 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2023 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2024 echo "Only do this if you know what cross compiling means."
2025 fi
2026 die "C compiler test failed."
2027fi
2028
38a9c529 2029add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2030check_cflags -std=c99
50a334e4 2031check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2032#include <stdlib.h>
2033EOF
50a334e4 2034check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2035#include <stdlib.h>
2036EOF
e9b9a2f8 2037
f0125de9
MR
2038check_host_cflags -std=c99
2039
b24dbcbd 2040case "$arch" in
e939cedd 2041 alpha|ia64|mips|parisc|sparc)
8a3c8627 2042 spic=$shared
b24dbcbd 2043 ;;
e939cedd 2044 x86)
cfdb6148 2045 subarch="x86_32"
e939cedd 2046 check_cc <<EOF && subarch="x86_64"
58b3536d 2047 int test[(int)sizeof(char*) - 7];
cfdb6148 2048EOF
de27f4d9 2049 if test "$subarch" = "x86_64"; then
e939cedd 2050 spic=$shared
de27f4d9 2051 fi
b24dbcbd 2052 ;;
b24dbcbd
RP
2053esac
2054
343aef9b 2055enable $subarch
8a3c8627 2056enabled spic && enable pic
5755bc88 2057check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2058
7483e694 2059# OS specific
4f854758 2060case $target_os in
7483e694 2061 beos|haiku|zeta)
c9d19248 2062 prefix_default="$HOME/config"
7483e694 2063 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2064 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2065 case "$gcc_version" in
2066 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2067 disable mmx
2068 ;;
2069 *20010315*) echo "BeBits gcc"
0f010b2f 2070 add_cflags -fno-expensive-optimizations
7483e694
DB
2071 ;;
2072 esac
7483e694
DB
2073 SHFLAGS=-nostart
2074 # enable BeOS things
2075 enable audio_beos
2076 # no need for libm, but the inet stuff
2077 # Check for BONE
2078 # XXX: actually should check for NOT net_server
78fe7631 2079 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2080 network_extralibs="-lbind -lsocket"
2081 else
2082 enable beos_netserver
2083 network_extralibs="-lnet"
2084 fi ;;
2085 sunos)
2086 FFSERVERLDFLAGS=""
9987769a 2087 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2088 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2089 network_extralibs="-lsocket -lnsl"
50a334e4 2090 add_cppflags -D__EXTENSIONS__
8182dc34 2091 nm_opts='-P -g'
7483e694
DB
2092 ;;
2093 netbsd)
07a8eef6
MR
2094 oss_indev_extralibs="-lossaudio"
2095 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2096 ;;
2097 openbsd)
89e053f8 2098 enable malloc_aligned
7c4a001a
MR
2099 # On OpenBSD 4.5. the compiler does not use PIC unless
2100 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2101 # however the generated executable will not do anything
2102 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2103 # Thus explicitly enable PIC here.
cd78208b 2104 enable pic
7483e694 2105 SHFLAGS='-shared'
07a8eef6
MR
2106 oss_indev_extralibs="-lossaudio"
2107 oss_outdev_extralibs="-lossaudio"
7483e694 2108 ;;
90b4f091 2109 freebsd|dragonfly)
89e053f8 2110 enable malloc_aligned
7483e694
DB
2111 ;;
2112 bsd/os)
2113 osextralibs="-lpoll -lgnugetopt"
2114 strip="strip -d"
2115 ;;
2116 darwin)
89e053f8 2117 enable malloc_aligned
0138c54e 2118 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2119 strip="strip -x"
2120 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2121 SLIBSUF=".dylib"
2122 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2123 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2124 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2125 objformat="macho"
1b0f6fb8 2126 enabled x86_64 && objformat="macho64"
8dfa86f7 2127 enabled_any pic shared ||
2704bd1a 2128 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2129 ;;
2130 mingw32*)
9d3f4f50 2131 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2132 disable network
2133 else
2134 target_os=mingw32
2135 fi
dcc01c06 2136 LIBTARGET=i386
1fc9fb8a 2137 if enabled x86_64; then
89e053f8 2138 enable malloc_aligned
dcc01c06 2139 LIBTARGET=x64
336cc1b0
MS
2140 elif enabled arm; then
2141 LIBTARGET=arm
dcc01c06 2142 fi
fbd971a4 2143 shlibdir_default="$bindir_default"
7483e694
DB
2144 disable ffserver
2145 SLIBPREF=""
2146 SLIBSUF=".dll"
7483e694
DB
2147 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2148 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2149 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2150 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2151 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2152 install -d "$(LIBDIR)"; \
2153 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2154 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2155 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2156 objformat="win32"
bc574408 2157 enable dos_paths
1894e741 2158 check_cflags -fno-common
b1549d61 2159 if ! enabled x86_64; then
f7ad5aa2
RP
2160 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2161 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2162 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2163 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2164 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2165 fi
7483e694
DB
2166 ;;
2167 cygwin*)
4f854758 2168 target_os=cygwin
fbd971a4 2169 shlibdir_default="$bindir_default"
7483e694
DB
2170 SLIBPREF="cyg"
2171 SLIBSUF=".dll"
2172 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2173 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2174 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2175 objformat="win32"
bc574408 2176 enable dos_paths
1894e741 2177 check_cflags -fno-common
7483e694 2178 ;;
4f365f37 2179 *-dos|freedos|opendos)
fdf11906 2180 disable ffplay ffserver
4f365f37
MK
2181 disable $INDEV_LIST $OUTDEV_LIST
2182 network_extralibs="-lsocket"
ff1c015d 2183 objformat="coff"
bc574408 2184 enable dos_paths
4f365f37 2185 ;;
7483e694 2186 linux)
7483e694
DB
2187 enable dv1394
2188 ;;
2189 irix*)
4f854758 2190 target_os=irix
7483e694
DB
2191 ranlib="echo ignoring ranlib"
2192 ;;
d22e8442 2193 os/2*)
d22e8442
DY
2194 strip="lxlite"
2195 ln_s="cp -f"
d22e8442 2196 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2197 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2198 FFSERVERLDFLAGS=""
287d3b13 2199 LIBSUF="_s.a"
d22e8442
DY
2200 SLIBPREF=""
2201 SLIBSUF=".dll"
2202 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2203 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2204 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2205 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2206 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2207 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2208 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2209 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2210 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2211 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2212 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2213 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2214 enable dos_paths
d22e8442 2215 ;;
83993c1c
AM
2216 gnu/kfreebsd)
2217 ;;
34e82167 2218 gnu)
34e82167 2219 ;;
614d8911
MR
2220 none)
2221 ;;
7483e694 2222 *)
4f924f9a 2223 die "Unknown OS '$target_os'."
7483e694
DB
2224 ;;
2225esac
2226
c9d19248
MR
2227set_default $PATHS_LIST
2228
c597172e 2229add_extralibs $osextralibs
de6d9b64 2230
28d8e661
DB
2231# Combine FFLDFLAGS and the LDFLAGS environment variable.
2232LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2233
320d060a 2234# we need to build at least one lib type
93b3c083 2235if ! enabled_any static shared; then
320d060a
DB
2236 cat <<EOF
2237At least one library type must be built.
2238Specify --enable-static to build the static libraries or --enable-shared to
2239build the shared libraries as well. To only build the shared libraries specify
2240--disable-static in addition to --enable-shared.
2241EOF
2242 exit 1;
2243fi
2244
abc4e572 2245disabled static && LIBNAME=""
2a320695 2246
a2234ceb
RP
2247if enabled_any libfaad libfaadbin ; then
2248 if check_header faad.h; then
295b8c70 2249 check_cc <<EOF
a2234ceb
RP
2250#include <faad.h>
2251#ifndef FAAD2_VERSION
2252ok faad1
2253#endif
db817cf3 2254int main(void) { return 0; }
a2234ceb
RP
2255EOF
2256 test $? = 0 && enable libfaad2
2257 else
ff3dac65 2258 die "FAAD test failed."
a2234ceb
RP
2259 fi
2260fi
2261
2262
2184c6f7 2263die_license_disabled() {
4c27207c 2264 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2265}
2266
2267die_license_disabled gpl libfaad2
2268die_license_disabled gpl libx264
2269die_license_disabled gpl libxvid
2270die_license_disabled gpl postproc
2271die_license_disabled gpl x11grab
2272
2f7ae63b 2273die_license_disabled nonfree libfaac
b2e3c528 2274
0b175caa
DB
2275die_license_disabled version3 libopencore_amrnb
2276die_license_disabled version3 libopencore_amrwb
2277
9cad0e4e 2278enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2279
9eeed841 2280check_deps $ARCH_EXT_LIST
0f3cb305 2281
40617a6d 2282disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2283
e276d9e8
MR
2284enable_pic() {
2285 enable pic
bce7b696
MR
2286 add_cppflags -DPIC
2287 add_cflags -fPIC
2288 add_asflags -fPIC
e276d9e8
MR
2289}
2290
2291enabled pic && enable_pic
bce7b696 2292
b4d96ba2
MR
2293check_cc <<EOF || die "Symbol mangling check failed."
2294int ff_extern;
2295EOF
8182dc34 2296sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2297extern_prefix=${sym%%ff_extern*}
2298
f65883c8
MR
2299check_cc <<EOF && enable inline_asm
2300void foo(void) { __asm__ volatile ("" ::); }
2301EOF
61d251db 2302
df5e3978
MR
2303_restrict=
2304for restrict_keyword in restrict __restrict__ __restrict; do
2305 check_cc <<EOF && _restrict=$restrict_keyword && break
2306void foo(char * $restrict_keyword p);
2307EOF
2308done
2309
2310check_cc <<EOF && enable attribute_packed
2311struct { int x; } __attribute__((packed)) x;
2312EOF
2313
dffb41b9
MR
2314check_cc <<EOF && enable attribute_may_alias
2315union { int x; } __attribute__((may_alias)) x;
2316EOF
2317
df5e3978
MR
2318check_cc <<EOF || die "endian test failed"
2319unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2320EOF
48fc536a 2321od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2322
e939cedd
MR
2323if enabled alpha; then
2324
2325 check_cflags -mieee
2326
2327elif enabled arm; then
e45391bb 2328
50fa82e6
MR
2329 check_cflags -marm
2330
fa0912fe
MR
2331 check_ld <<EOF && enable vfp_args
2332__asm__ (".eabi_attribute 28, 1");
2333int main(void) { return 0; }
2334EOF
2335
2336 # We have to check if pld is a nop and disable it.
2337 check_asm pld '"pld [r0]"'
2338
2339 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2340 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2341 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2342 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2343 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2344 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2345
e276d9e8
MR
2346 enabled_all armv6t2 shared !pic && enable_pic
2347
e939cedd
MR
2348elif enabled ia64; then
2349
2350 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2351 enabled shared && enable_weak hardcoded_tables
2352
fa0912fe 2353elif enabled mips; then
e45391bb 2354
fa0912fe
MR
2355 check_asm loongson '"dmult.g $1, $2, $3"'
2356 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2357
fa0912fe 2358elif enabled ppc; then
e45391bb 2359
fa0912fe
MR
2360 check_asm dcbzl '"dcbzl 0, 1"'
2361 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2362 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2363
2364 # AltiVec flags: The FSF version of GCC differs from the Apple version
2365 if enabled altivec; then
2366 check_cflags -maltivec -mabi=altivec &&
2367 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2368 check_cflags -faltivec
2369
2370 # check if our compiler supports Motorola AltiVec C API
2371 check_cc <<EOF || disable altivec
2372$inc_altivec_h
2373int main(void) {
2374 vector signed int v1, v2, v3;
2375 v1 = vec_add(v2,v3);
2376 return 0;
2377}
2378EOF
2379
2380 # check if our compiler supports braces for vector declarations
2381 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2382$inc_altivec_h
2383int main (void) { (vector int) {1}; return 0; }
2384EOF
2385 fi
e45391bb 2386
fa0912fe 2387elif enabled sparc; then
e45391bb 2388
fa0912fe
MR
2389 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2390 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2391
fa0912fe 2392elif enabled x86; then
e45391bb 2393
44965991
PI
2394 # check whether EBP is available on x86
2395 # As 'i' is stored on the stack, this program will crash
2396 # if the base pointer is used to access it because the
2397 # base pointer is cleared in the inline assembly code.
7dfef245 2398 check_exec_crash <<EOF && enable ebp_available
44965991 2399 volatile int i=0;
be449fca 2400 __asm__ volatile (
44965991
PI
2401 "xorl %%ebp, %%ebp"
2402 ::: "%ebp");
2403 return i;
44965991
PI
2404EOF
2405
f494213c 2406 # check whether EBX is available on x86
7cee5421
MR
2407 check_asm ebx_available '""::"b"(0)' &&
2408 check_asm ebx_available '"":::"%ebx"'
8e380710 2409
d3a4b4e0
DB
2410 # check whether more than 10 operands are supported
2411 check_cc <<EOF && enable ten_operands
2412int main(void) {
2413 int x=0;
2414 __asm__ volatile(
2415 ""
2416 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2417 );
2418 return 0;
2419}
2420EOF
2421
d7f0920b 2422 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2423 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2424 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2425
2426 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2427
d52481b9 2428 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2429 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2430 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2431 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2432 case "$objformat" in
2433 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2434 esac
7595a5e4 2435 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2436
669b5583
MR
2437 case "$cpu" in
2438 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2439 disable fast_clz
2440 ;;
2441 esac
2442
44965991
PI
2443fi
2444
a98bb16d
RP
2445if check_func dlopen; then
2446 ldl=
2447elif check_func dlopen -ldl; then
2448 ldl=-ldl
8bf5d58f
MN
2449fi
2450
75ecf149
DB
2451# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2452check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2453
7483e694 2454check_func fork
84882df6 2455check_func getaddrinfo $network_extralibs
7483e694
DB
2456check_func gethrtime
2457check_func getrusage
094c09bb 2458check_func inet_aton $network_extralibs
abfc8d05 2459check_func isatty
4ae40685 2460check_func ${malloc_prefix}memalign && enable memalign
7483e694 2461check_func mkstemp
4ae40685 2462check_func ${malloc_prefix}posix_memalign && enable posix_memalign
b507ebd1 2463check_func_headers io.h setmode
e4673692 2464check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2465check_func_headers windows.h GetProcessTimes
7c5bfe7a 2466check_func_headers windows.h VirtualAlloc
6ffa87d3 2467
e16e49ac 2468check_header conio.h
a98bb16d 2469check_header dlfcn.h
92c6a099 2470check_header dxva2api.h
a98bb16d 2471check_header malloc.h
bf6ce82d 2472check_header poll.h
b58412f1 2473check_header sys/mman.h
b091aa44 2474check_header sys/resource.h
bf6ce82d 2475check_header sys/select.h
a98bb16d 2476check_header termios.h
272081b0
CEH
2477check_header vdpau/vdpau.h
2478check_header vdpau/vdpau_x11.h
68178ca9 2479check_header X11/extensions/XvMClib.h
a98bb16d 2480
9104cd51
RP
2481check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2482
89e053f8
MR
2483if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2484 enabled_any $need_memalign ; then
1f91cdce 2485 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2486fi
e16e49ac 2487
a4fa192c 2488disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2489disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2490
2491# check for some common methods of building with pthread support
2492# do this before the optional library checks as some of them require pthreads
2493if enabled pthreads; then
9e7fd101
MR
2494 if check_func pthread_create; then
2495 :
2496 elif check_func pthread_create -pthread; then
2497 add_cflags -pthread
afc9aee2 2498 add_extralibs -pthread
9e7fd101
MR
2499 elif check_func pthread_create -pthreads; then
2500 add_cflags -pthreads
afc9aee2 2501 add_extralibs -pthreads
8d94f606
GT
2502 elif check_func pthread_create -lpthreadGC2; then
2503 add_extralibs -lpthreadGC2
9e7fd101
MR
2504 elif ! check_lib pthread.h pthread_create -lpthread; then
2505 die "ERROR: can't find pthreads library"
2506 fi
57bd82d4
MR
2507fi
2508
8eee7025 2509for thread in $THREADS_LIST; do
e5f94c2b 2510 if enabled $thread; then
3ae3b721
RP
2511 test -n "$thread_type" &&
2512 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2513 thread_type="$thread"
e5f94c2b
RP
2514 fi
2515done
2516
fdf88598 2517check_lib math.h sin -lm
ff418735 2518check_lib va/va.h vaInitialize -lva
fdf88598 2519
6b7c7703
VS
2520check_func exp2
2521check_func exp2f
ad420e25
MR
2522check_func llrint
2523check_func log2
6b7c7703 2524check_func log2f
ad420e25
MR
2525check_func lrint
2526check_func lrintf
2527check_func round
2528check_func roundf
2529check_func truncf
f32adb22 2530
57bd82d4 2531# these are off by default, so fail if requested and not available
a1b3c5a3 2532enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2533enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2534 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2535 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2536enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2537enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2538enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2539enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2540enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2541enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2542enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2543enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2544enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2545 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2546enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2547enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2548enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2549enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2550 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2551 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2552enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2553enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2554
0b4a1821
AS
2555# libdc1394 check
2556if enabled libdc1394; then
2557 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2558 enable libdc1394_2; } ||
2559 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2560 enable libdc1394_1; } ||
2561 die "ERROR: No version of libdc1394 found "
2562fi
2563
6a1a892f 2564SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2565if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2566 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2567 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2568 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2569 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2570 enable sdl &&
2571 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2572fi
57bd82d4 2573
2270b4b2 2574texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2575
73b46a95 2576if enabled network; then
96000432 2577 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2578 check_type netdb.h "struct addrinfo"
b4d68544
MS
2579 check_type netinet/in.h "struct ipv6_mreq"
2580 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2581 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2582 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2583 # Prefer arpa/inet.h over winsock2
2584 if check_header arpa/inet.h ; then
2585 check_func closesocket
2586 elif check_header winsock2.h ; then
f4c13872
MS
2587 check_func_headers winsock2.h closesocket -lws2 && \
2588 network_extralibs="-lws2" || \
2589 { check_func_headers winsock2.h closesocket -lws2_32 && \
2590 network_extralibs="-lws2_32"; }
72be9e73 2591 check_type ws2tcpip.h socklen_t
c0018613 2592 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2593 check_type ws2tcpip.h "struct ipv6_mreq"
2594 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2595 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2596 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2597 else
2598 disable network
73b46a95
RP
2599 fi
2600fi
2601
06e31011
RP
2602check_header linux/videodev.h
2603check_header linux/videodev2.h
1b6e8b73 2604check_header sys/videoio.h
47f38850 2605
27796dc3 2606check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2607
f8aa696f 2608# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2609{ check_header dev/bktr/ioctl_meteor.h &&
2610 check_header dev/bktr/ioctl_bt848.h; } ||
2611{ check_header machine/ioctl_meteor.h &&
2612 check_header machine/ioctl_bt848.h; } ||
2613{ check_header dev/video/meteor/ioctl_meteor.h &&
2614 check_header dev/video/bktr/ioctl_bt848.h; } ||
2615check_header dev/ic/bt8xx.h
f8aa696f 2616
c7682de0
RP
2617check_header sys/soundcard.h
2618check_header soundcard.h
deb29777 2619
b6f3d925 2620enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2621
0e57fe17 2622enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2623
56a059ac 2624enabled x11grab &&
f58f4ce1
GP
2625check_header X11/Xlib.h &&
2626check_header X11/extensions/XShm.h &&
0a045661 2627check_header X11/extensions/Xfixes.h &&
f58f4ce1 2628check_func XOpenDisplay -lX11 &&
781c1aa6
R
2629check_func XShmCreateImage -lX11 -lXext &&
2630check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2631
598ef02b 2632if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2633check_cpp_condition \
2634 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2635 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2636 disable vdpau; }
abf649c7 2637fi
deda2a4a 2638
95e561ec 2639enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2640
2641# add some useful compiler flags if supported
2642check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2643check_cflags -Wall
2644check_cflags -Wno-switch
c07bd6a9
MN
2645check_cflags -Wdisabled-optimization
2646check_cflags -Wpointer-arith
2647check_cflags -Wredundant-decls
cc1fb623 2648check_cflags -Wno-pointer-sign
f4929996 2649check_cflags -Wcast-qual
9aceb3cf 2650check_cflags -Wwrite-strings
652a5bf6 2651check_cflags -Wtype-limits
764551c6 2652check_cflags -Wundef
5af4e0cc 2653enabled extra_warnings && check_cflags -Winline
cf9d24ad 2654
57bd82d4 2655# add some linker flags
5c0e9479 2656check_ldflags -Wl,--warn-common
8351d2ba
DB
2657check_ldflags -Wl,--as-needed
2658check_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 2659check_ldflags -Wl,-Bsymbolic
94a3401e 2660
a482e61b
MR
2661echo "X{};" > $TMPV
2662test_ldflags -Wl,--version-script,$TMPV &&
2663 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2664
bd2216e4 2665if enabled small; then
14ca9cd0 2666 add_cflags $size_cflags
8400d6b8
DB
2667 optimizations="small"
2668elif enabled optimizations; then
14ca9cd0 2669 add_cflags $speed_cflags
cddf3f45 2670fi
11fdbc44 2671check_cflags -fno-math-errno
b2eb2ff0 2672check_cflags -fno-signed-zeros
cddf3f45 2673
629687f6 2674if enabled icc; then
b1598b58
MR
2675 # Just warnings, no remarks
2676 check_cflags -w1
2677 # -wd: Disable following warnings
2678 # 144, 167, 556: -Wno-pointer-sign
2679 # 10006: ignoring unknown option -fno-signed-zeros
2680 # 10156: ignoring option '-W'; no argument required
2681 check_cflags -wd144,167,556,10006,10156
2682 # 11030: Warning unknown option --as-needed
2683 # 10156: ignoring option '-export'; no argument required
2684 check_ldflags -wd10156,11030
2685 # Allow to compile with optimizations
2686 check_ldflags -march=$cpu
be2cf98a
CEH
2687 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2688 enable ebp_available
df442a8d
MR
2689elif enabled ccc; then
2690 # disable some annoying warnings
2691 add_cflags -msg_disable cvtu32to64
2692 add_cflags -msg_disable embedcomment
2693 add_cflags -msg_disable needconstext
2694 add_cflags -msg_disable nomainieee
2695 add_cflags -msg_disable ptrmismatch1
2696 add_cflags -msg_disable unreachcode
973859f5
MR
2697elif enabled gcc; then
2698 check_cflags -fno-tree-vectorize
06da6943
DC
2699elif enabled clang; then
2700 check_cflags -Qunused-arguments
138132be
MR
2701elif enabled armcc; then
2702 # 2523: use of inline assembler is deprecated
2703 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2704elif enabled tms470; then
2705 add_cflags -pds=824 -pds=837
504a64b9
CEH
2706fi
2707
90be59ef 2708if enabled gprof; then
0f010b2f
DB
2709 add_cflags -p
2710 add_ldflags -p
1db54e20
DB
2711fi
2712
7f3c02fc 2713# Find out if the .align argument is a power of two or not.
9377b6ce 2714check_asm asmalign_pot '".align 3"'
4454dc1b 2715
7483e694
DB
2716enabled_any $DECODER_LIST && enable decoders
2717enabled_any $ENCODER_LIST && enable encoders
5666fd73 2718enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2719enabled_any $BSF_LIST && enable bsfs
2720enabled_any $DEMUXER_LIST && enable demuxers
2721enabled_any $MUXER_LIST && enable muxers
f7679c54 2722enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2723enabled_any $INDEV_LIST && enable indevs
2724enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2725enabled_any $PROTOCOL_LIST && enable protocols
2726
2727enabled_any $THREADS_LIST && enable threads
2728
2729check_deps $CONFIG_LIST \
b6bb00b0 2730 $CONFIG_EXTRA \
7483e694
DB
2731 $HAVE_LIST \
2732 $DECODER_LIST \
2733 $ENCODER_LIST \
5666fd73 2734 $HWACCEL_LIST \
7483e694
DB
2735 $PARSER_LIST \
2736 $BSF_LIST \
2737 $DEMUXER_LIST \
2738 $MUXER_LIST \
f7679c54 2739 $FILTER_LIST \
7483e694
DB
2740 $INDEV_LIST \
2741 $OUTDEV_LIST \
2742 $PROTOCOL_LIST \
f70f03f6 2743
c8a4ae00
MR
2744enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2745
3e89171a 2746echo "install prefix $prefix"
f36958f8
DB
2747echo "source path $source_path"
2748echo "C compiler $cc"
bfd5afd8 2749echo ".align is power-of-two $asmalign_pot"
f36958f8 2750echo "ARCH $arch ($cpu)"
ce8871c2
MR
2751if test "$build_suffix" != ""; then
2752 echo "build suffix $build_suffix"
eb94aca9 2753fi
ac63af34
DB
2754if test "$extra_version" != ""; then
2755 echo "version string suffix $extra_version"
2756fi
0db2ce77 2757echo "big-endian ${bigendian-no}"
e90f5b5a 2758echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2759if enabled x86; then
af44e8e4 2760 echo "yasm ${yasm-no}"
0db2ce77 2761 echo "MMX enabled ${mmx-no}"
30e98e62 2762 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2763 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2764 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2765 echo "SSE enabled ${sse-no}"
30e98e62 2766 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2767 echo "CMOV enabled ${cmov-no}"
2768 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2769 echo "EBX available ${ebx_available-no}"
2770 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2771 echo "10 operands supported ${ten_operands-no}"
e41e8342 2772fi
5b6c2cbd 2773if enabled arm; then
0db2ce77
MR
2774 echo "ARMv5TE enabled ${armv5te-no}"
2775 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2776 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2777 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2778 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2779 echo "NEON enabled ${neon-no}"
eba9ae3c 2780fi
5b6c2cbd 2781if enabled mips; then
0db2ce77 2782 echo "MMI enabled ${mmi-no}"
e41e8342 2783fi
5b6c2cbd 2784if enabled ppc; then
0db2ce77 2785 echo "AltiVec enabled ${altivec-no}"
30e98e62 2786 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2787 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2788 echo "performance report ${powerpc_perf-no}"
2789fi
2790if enabled sparc; then
2791 echo "VIS enabled ${vis-no}"
e41e8342 2792fi
0db2ce77
MR
2793echo "gprof enabled ${gprof-no}"
2794echo "debug symbols ${debug-no}"
87a0fb62 2795echo "strip symbols ${stripping-no}"
8400d6b8 2796echo "optimizations ${optimizations-no}"
0db2ce77
MR
2797echo "static ${static-no}"
2798echo "shared ${shared-no}"
4a24ab64 2799echo "postprocessing support ${postproc-no}"
f7679c54 2800echo "new filter support ${avfilter-no}"
81124ba0 2801echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2802echo "network support ${network-no}"
0db2ce77
MR
2803echo "threading support ${thread_type-no}"
2804echo "SDL support ${sdl-no}"
0db2ce77
MR
2805echo "Sun medialib support ${mlib-no}"
2806echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2807echo "libdc1394 support ${libdc1394-no}"
690bfceb 2808echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2809echo "libfaac enabled ${libfaac-no}"
2810echo "libfaad enabled ${libfaad-no}"
7e0871a7 2811echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2812echo "libgsm enabled ${libgsm-no}"
2813echo "libmp3lame enabled ${libmp3lame-no}"
2814echo "libnut enabled ${libnut-no}"
0b175caa
DB
2815echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2816echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2817echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2818echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2819echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2820echo "libtheora enabled ${libtheora-no}"
2821echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2822echo "libx264 enabled ${libx264-no}"
2823echo "libxvid enabled ${libxvid-no}"
0db2ce77 2824echo "zlib enabled ${zlib-no}"
f402916e 2825echo "bzlib enabled ${bzlib-no}"
2c62e737 2826echo
de6d9b64 2827
5666fd73 2828for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2829 echo "Enabled ${type}s:"
f65c9da1 2830 eval list=\$$(toupper $type)_LIST
8138b9db 2831 for part in $list; do
f65c9da1
MR
2832 enabled $part && echo ${part%_*}
2833 done | sort | pr -3 -t
2834 echo
8138b9db
RP
2835done
2836
ba7a7039 2837license="LGPL version 2.1 or later"
ba321adb 2838if enabled nonfree; then
ba7a7039 2839 license="nonfree and unredistributable"
9cad0e4e
DB
2840elif enabled gplv3; then
2841 license="GPL version 3 or later"
2842elif enabled lgplv3; then
2843 license="LGPL version 3 or later"
ba321adb 2844elif enabled gpl; then
ba7a7039 2845 license="GPL version 2 or later"
ba321adb
JK
2846fi
2847
2848echo "License: $license"
ca5323af 2849
cf1392e9
DB
2850echo "Creating config.mak and config.h..."
2851
df642790
MR
2852# build tree in object directory if source path is different from current one
2853if enabled source_path_used; then
2854 DIRS="
2855 doc
2856 libavcodec
2857 libavcodec/$arch
2858 libavdevice
2859 libavfilter
2860 libavformat
2861 libavutil
2862 libavutil/$arch
2863 libpostproc
2864 libswscale
2865 libswscale/$arch
2866 tests
2867 tools
2868 "
2869 FILES="
2870 Makefile
2871 common.mak
2872 subdir.mak
2873 doc/texi2pod.pl
2874 libavcodec/Makefile
2875 libavdevice/Makefile
2876 libavfilter/Makefile
2877 libavformat/Makefile
2878 libavutil/Makefile
2879 libpostproc/Makefile
2880 libswscale/Makefile
2881 "
2882 for dir in $DIRS ; do
2883 mkdir -p $dir
2884 done
2885 for f in $FILES ; do
2886 $ln_s "$source_path/$f" $f
2887 done
2888fi
2889
ad212cc6
MR
2890enabled stripping || strip="echo skipping strip"
2891
173c983b
MR
2892cat > config.mak <<EOF
2893# Automatically generated by configure - do not modify!
2894ifndef FFMPEG_CONFIG_MAK
2895FFMPEG_CONFIG_MAK=1
2896FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2897prefix=$prefix
2898LIBDIR=\$(DESTDIR)$libdir
2899SHLIBDIR=\$(DESTDIR)$shlibdir
2900INCDIR=\$(DESTDIR)$incdir
2901BINDIR=\$(DESTDIR)$bindir
2902DATADIR=\$(DESTDIR)$datadir
2903MANDIR=\$(DESTDIR)$mandir
2904SRC_PATH="$source_path"
2905SRC_PATH_BARE=$source_path
2906BUILD_ROOT="$PWD"
2907ARCH=$arch
2908CC=$cc
2909AS=$as
2910LD=$ld
2911DEPCC=$dep_cc
2912YASM=$yasmexe
2913AR=$ar
2914RANLIB=$ranlib
2915LN_S=$ln_s
2916STRIP=$strip
2917CPPFLAGS=$CPPFLAGS
2918CFLAGS=$CFLAGS
2919ASFLAGS=$ASFLAGS
2920CC_O=$CC_O
2921LDFLAGS=$LDFLAGS
2922FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2923SHFLAGS=$SHFLAGS
2924YASMFLAGS=$YASMFLAGS
2925BUILDSUF=$build_suffix
2926FULLNAME=$FULLNAME
2927LIBPREF=$LIBPREF
2928LIBSUF=$LIBSUF
2929LIBNAME=$LIBNAME
2930SLIBPREF=$SLIBPREF
2931SLIBSUF=$SLIBSUF
2932EXESUF=$EXESUF
2933EXTRA_VERSION=$extra_version
2934DEPFLAGS=$DEPFLAGS
2935CCDEP=$CCDEP
2936ASDEP=$ASDEP
2937CC_DEPFLAGS=$CC_DEPFLAGS
2938AS_DEPFLAGS=$AS_DEPFLAGS
2939HOSTCC=$host_cc
2940HOSTCFLAGS=$host_cflags
2941HOSTEXESUF=$HOSTEXESUF
2942HOSTLDFLAGS=$host_ldflags
2943HOSTLIBS=$host_libs
2944TARGET_EXEC=$target_exec
2945TARGET_PATH=$target_path
2946SDL_LIBS=$sdl_libs
2947SDL_CFLAGS=$sdl_cflags
2948LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2949EXTRALIBS=$extralibs
2950EOF
5a872801 2951
719c8e00
MR
2952get_version(){
2953 name=$1
2954 file=$source_path/$2
147e7692
MR
2955 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2956 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2957 lcname=$(tolower $name)
2958 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2959 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2960}
2961
147e7692
MR
2962get_version LIBSWSCALE libswscale/swscale.h
2963get_version LIBPOSTPROC libpostproc/postprocess.h
2964get_version LIBAVCODEC libavcodec/avcodec.h
2965get_version LIBAVDEVICE libavdevice/avdevice.h
2966get_version LIBAVFORMAT libavformat/avformat.h
2967get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2968get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2969
173c983b
MR
2970enabled shared && cat >> config.mak <<EOF
2971LIBTARGET=${LIBTARGET}
2972SLIBNAME=${SLIBNAME}
2973SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2974SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2975SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2976SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2977SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2978SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2979EOF
523ef551 2980
173c983b
MR
2981enabled asmalign_pot || align_shift="1 <<"
2982
2983cat > $TMPH <<EOF
2984/* Automatically generated by configure - do not modify! */
2985#ifndef FFMPEG_CONFIG_H
2986#define FFMPEG_CONFIG_H
2987#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2988#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2989#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2990#define CC_TYPE "$cc_type"
2991#define CC_VERSION $cc_version
2992#define restrict $_restrict
2993#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2994#define EXTERN_PREFIX "${extern_prefix}"
2995#define EXTERN_ASM ${extern_prefix}
2996EOF
523ef551 2997
4ae40685
MR
2998test -n "$malloc_prefix" &&
2999 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3000
523ef551
DB
3001if enabled small || disabled optimizations; then
3002 echo "#define av_always_inline" >> $TMPH
3003fi
3004
3d907e22
MR
3005print_config ARCH_ $TMPH config.mak $ARCH_LIST
3006print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3007print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3008 $CONFIG_EXTRA \
7483e694
DB
3009 $DECODER_LIST \
3010 $ENCODER_LIST \
5666fd73 3011 $HWACCEL_LIST \
7483e694
DB
3012 $PARSER_LIST \
3013 $BSF_LIST \
3014 $DEMUXER_LIST \
3015 $MUXER_LIST \
f7679c54 3016 $FILTER_LIST \
7483e694
DB
3017 $PROTOCOL_LIST \
3018 $INDEV_LIST \
3019 $OUTDEV_LIST \
8ac17293 3020
9c05103f 3021echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3022echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3023
b7860763 3024# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3025cp_if_changed $TMPH config.h
3d204385 3026
a3e02a8c
MR
3027cat > $TMPH <<EOF
3028/* Generated by ffconf */
3029#ifndef AVUTIL_AVCONFIG_H
3030#define AVUTIL_AVCONFIG_H
3031EOF
3032
3033print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3034
3035echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3036
3037cp_if_changed $TMPH libavutil/avconfig.h
3038
d0674868 3039# build pkg-config files
def4272a 3040
d0674868
DB
3041pkgconfig_generate(){
3042name=$1
b0dfd108 3043shortname=${name#lib}${build_suffix}
d0674868
DB
3044comment=$2
3045version=$3
3046libs=$4
3047requires=$5
25cd5cb3 3048cat <<EOF > $name/$name.pc
3e89171a 3049prefix=$prefix
a94e666c 3050exec_prefix=\${prefix}
f2b7382c 3051libdir=$libdir
7622778e 3052includedir=$incdir
def4272a 3053
d0674868
DB
3054Name: $name
3055Description: $comment
3056Version: $version
8cd6b388 3057Requires: $(enabled shared || echo $requires)
5dcfe9f8 3058Requires.private: $(enabled shared && echo $requires)
def4272a 3059Conflicts:
8cd6b388 3060Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3061Libs.private: $(enabled shared && echo $libs)
76a448ed 3062Cflags: -I\${includedir}
def4272a 3063EOF
25cd5cb3 3064cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3065prefix=
3066exec_prefix=
46d1ff83 3067libdir=\${pcfiledir}
1d44d365 3068includedir=${source_path}
def4272a 3069
d0674868
DB
3070Name: $name
3071Description: $comment
3072Version: $version
3073Requires: $requires
def4272a 3074Conflicts:
12701f6e 3075Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3076Cflags: -I\${includedir}
3077EOF
d0674868 3078}
def4272a 3079
e426941d 3080pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3081pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3082pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3083pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3084enabled avfilter &&
46983309 3085 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3086enabled postproc &&
e426941d 3087 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3088pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"