Add "tomi" architecture
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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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(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
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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
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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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
c8e9f801
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257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
2ba042a7
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263}
264
265die(){
266 echolog "$@"
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
a8d04fba
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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(){
fd07f803
MR
366 for var; do
367 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
72702705
MR
369}
370
371disable_safe(){
fd07f803
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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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MR
377do_enable_deep(){
378 for var; do
379 enabled $var && continue
380 eval sel="\$${var}_select"
c510c7b5
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381 eval sgs="\$${var}_suggest"
382 pushvar var sgs
f9d328da 383 enable_deep $sel
c510c7b5
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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 $*
398}
399
57bd82d4 400enabled(){
3250003c
MR
401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xyes"
44161118
MR
403}
404
37970ebf 405disabled(){
3250003c
MR
406 test "${1#!}" = "$1" && op== || op=!=
407 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
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
44161118
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422enabled_any(){
423 for opt; do
424 enabled $opt && return 0
425 done
426}
427
85bca2c5
DB
428disabled_any(){
429 for opt; do
430 disabled $opt && return 0
431 done
f7b230a7 432 return 1
85bca2c5
DB
433}
434
c9d19248
MR
435set_default(){
436 for opt; do
88268e94 437 eval : \${$opt:=\$${opt}_default}
c9d19248
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438 done
439}
440
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AJ
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#!}"
799c9e9b
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453 enabled ${cfg}_checking && die "Circular dependency for $cfg."
454 disabled ${cfg}_checking && continue
455 enable ${cfg}_checking
456
30fd06be
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457 eval dep_all="\$${cfg}_deps"
458 eval dep_any="\$${cfg}_deps_any"
7ef3425f 459 eval dep_sel="\$${cfg}_select"
c510c7b5 460 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
461 eval dep_ifa="\$${cfg}_if"
462 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 463
3d7453e0
MR
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 $dep_ifn
466 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 467
3d7453e0
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468 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
469 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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470 enabled_all $dep_all || disable $cfg
471 enabled_any $dep_any || disable $cfg
7ef3425f 472 disabled_any $dep_sel && disable $cfg
799c9e9b 473
4ec45764
RP
474 if enabled $cfg; then
475 eval dep_extralibs="\$${cfg}_extralibs"
476 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 477 enable_deep $dep_sel
c510c7b5 478 enable_deep_weak $dep_sgs
4ec45764
RP
479 fi
480
799c9e9b 481 disable ${cfg}_checking
30fd06be
MR
482 done
483}
484
44161118
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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" >> $header
3d907e22
MR
494 echo "${pfx}${ucname}=yes" >> $makefile
495 else
b250f9c6 496 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 497 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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498 fi
499 done
57bd82d4
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500}
501
502flags_saved(){
2270b4b2 503 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
504}
505
dcd479c0 506save_flags(){
57bd82d4 507 flags_saved && return
dcd479c0
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508 SAVE_CFLAGS="$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
57bd82d4
MR
538append(){
539 var=$1
540 shift
541 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
542 eval "$var=\"\$$var $*\""
543}
544
50a334e4 545add_cppflags(){
caf458dd 546 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
547}
548
57bd82d4 549add_cflags(){
caf458dd 550 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
551}
552
2f2e6c7c 553add_asflags(){
caf458dd 554 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
555}
556
57bd82d4
MR
557add_ldflags(){
558 append LDFLAGS "$@"
559}
560
561add_extralibs(){
562 append extralibs "$@"
563}
564
b0cfb663 565check_cmd(){
b3cb5d51 566 log "$@"
2270b4b2 567 "$@" >> $logfile 2>&1
b0cfb663
MR
568}
569
dcd479c0 570check_cc(){
57bd82d4 571 log check_cc "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
50a334e4 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
575}
576
577check_cpp(){
578 log check_cpp "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
9e7f3277 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
582}
583
f65883c8
MR
584check_as(){
585 log check_as "$@"
586 cat > $TMPC
587 log_file $TMPC
2f2e6c7c 588 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
589}
590
940f335a
MR
591check_asm(){
592 log check_asm "$@"
593 name="$1"
3784e82e 594 code="$2"
940f335a 595 shift 2
49214f61
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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 $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
3155a644
MR
612 flags=''
613 libs=''
614 for f; do
615 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
616 done
2a194acd 617 check_cc $($filter_cflags $flags) || return
684b28e0 618 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
619}
620
50a334e4
MR
621check_cppflags(){
622 log check_cppflags "$@"
caf458dd
MR
623 set -- $($filter_cppflags "$@")
624 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
625int x;
626EOF
627}
628
dcd479c0 629check_cflags(){
57bd82d4 630 log check_cflags "$@"
caf458dd
MR
631 set -- $($filter_cflags "$@")
632 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
633int x;
634EOF
635}
636
2ed46eea
MR
637test_ldflags(){
638 log test_ldflags "$@"
639 check_ld "$@" <<EOF
c23a0ac8 640int main(void){ return 0; }
dcd479c0
MR
641EOF
642}
643
2ed46eea
MR
644check_ldflags(){
645 log check_ldflags "$@"
646 test_ldflags "$@" && add_ldflags "$@"
647}
648
dcd479c0 649check_header(){
57bd82d4 650 log check_header "$@"
dcd479c0
MR
651 header=$1
652 shift
b77df637
MR
653 disable_safe $header
654 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
655#include <$header>
656int x;
657EOF
658}
659
660check_func(){
57bd82d4 661 log check_func "$@"
dcd479c0
MR
662 func=$1
663 shift
d8bc5f06
MR
664 disable $func
665 check_ld "$@" <<EOF && enable $func
dcd479c0 666extern int $func();
c23a0ac8 667int main(void){ $func(); }
dcd479c0
MR
668EOF
669}
670
645d2652 671check_mathfunc(){
6b73c0ae 672 log check_mathfunc "$@"
645d2652
MR
673 func=$1
674 shift
675 disable $func
676 check_ld "$@" <<EOF && enable $func
677#include <math.h>
33bd38db
MR
678float foo(float f) { return $func(f); }
679int main(void){ return 0; }
645d2652
MR
680EOF
681}
682
2446d3d6
DB
683check_func_headers(){
684 log check_func_headers "$@"
f8d7b072
MR
685 headers=$1
686 func=$2
687 shift 2
688 disable $func
689 incs=""
690 for hdr in $headers; do
691 incs="$incs
692#include <$hdr>"
693 done
cd0d9a9d 694 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 695$incs
d6773f56 696int main(int argc, char **argv){
2b2c2a81 697 return (long) $func;
f8d7b072
MR
698}
699EOF
700}
701
a5344cf7
SS
702check_cpp_condition(){
703 log check_cpp_condition "$@"
704 header=$1
705 condition=$2
f855b7b9
MR
706 shift 2
707 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
708#include <$header>
709#if !($condition)
710#error "unsatisfied condition: $condition"
711#endif
712EOF
713}
714
57bd82d4
MR
715check_lib(){
716 log check_lib "$@"
717 header="$1"
718 func="$2"
719 shift 2
fcfcde17
MR
720 temp_extralibs "$@"
721 check_header $header && check_func $func && add_extralibs "$@"
722 err=$?
723 restore_flags
724 return $err
57bd82d4
MR
725}
726
f8d7b072
MR
727check_lib2(){
728 log check_lib2 "$@"
729 headers="$1"
730 func="$2"
731 shift 2
300cde27 732 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
733}
734
dcd479c0 735check_exec(){
2270b4b2 736 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
737}
738
7dfef245 739check_exec_crash(){
5e622c40 740 code=$(cat)
7dfef245
MR
741
742 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
743 # are safe but may not be available everywhere. Thus we use
744 # raise(SIGTERM) instead. The check is run in a subshell so we
745 # can redirect the "Terminated" message from the shell. SIGBUS
746 # is not defined by standard C so it is used conditionally.
747
2270b4b2 748 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
749#include <signal.h>
750static void sighandler(int sig){
751 raise(SIGTERM);
752}
e5af4a11 753int main(void){
7dfef245
MR
754 signal(SIGILL, sighandler);
755 signal(SIGFPE, sighandler);
756 signal(SIGSEGV, sighandler);
757#ifdef SIGBUS
758 signal(SIGBUS, sighandler);
759#endif
760 { $code }
761}
762EOF
763}
764
72be9e73
DY
765check_type(){
766 log check_type "$@"
767 headers=$1
768 type=$2
769 shift 2
ae550ce9 770 disable_safe "$type"
72be9e73
DY
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
ae550ce9 776 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
777$incs
778$type v;
779EOF
780}
781
14d36751
MR
782check_struct(){
783 log check_type "$@"
784 headers=$1
785 struct=$2
786 member=$3
787 shift 3
788 disable_safe "${struct}_${member}"
789 incs=""
790 for hdr in $headers; do
791 incs="$incs
792#include <$hdr>"
793 done
794 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
795$incs
796const void *p = &(($struct *)0)->$member;
797EOF
798}
799
57bd82d4
MR
800require(){
801 name="$1"
802 header="$2"
803 func="$3"
804 shift 3
805 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
806}
807
f8d7b072
MR
808require2(){
809 name="$1"
810 headers="$2"
811 func="$3"
812 shift 3
813 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
814}
815
eea50282
MR
816check_foo_config(){
817 cfg=$1
818 pkg=$2
819 header=$3
820 func=$4
821 shift 4
822 disable $cfg
823 check_cmd ${pkg}-config --version
824 err=$?
825 if test "$err" = 0; then
5e622c40
DB
826 temp_cflags $(${pkg}-config --cflags)
827 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
828 check_lib "$@" $header $func && enable $cfg
829 fi
830 return $err
831}
832
f0125de9
MR
833check_host_cc(){
834 log check_host_cc "$@"
835 cat > $TMPC
836 log_file $TMPC
837 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
838}
839
840check_host_cflags(){
841 log check_host_cflags "$@"
842 check_host_cc "$@" <<EOF && append host_cflags "$@"
843int x;
844EOF
845}
846
c505dd31
MR
847apply(){
848 file=$1
849 shift
850 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
851}
852
c34681df
MR
853cp_if_changed(){
854 cmp -s "$1" "$2" &&
855 echo "$2 is unchanged" ||
856 cp -f "$1" "$2"
857}
858
dcd61286
DB
859# CONFIG_LIST contains configurable options, while HAVE_LIST is for
860# system-dependent things.
861
4a0d6686
AJ
862COMPONENT_LIST="
863 bsfs
864 decoders
865 demuxers
866 encoders
3cde40aa 867 filters
5666fd73 868 hwaccels
c552605c 869 indevs
4a0d6686 870 muxers
c552605c 871 outdevs
4a0d6686
AJ
872 parsers
873 protocols
874"
875
876CONFIG_LIST="
877 $COMPONENT_LIST
e8ed9b7a 878 aandct
5a0f7131
MR
879 avcodec
880 avdevice
f7679c54
VS
881 avfilter
882 avfilter_lavf
5a0f7131 883 avformat
c88f5d72
MR
884 avisynth
885 beos_netserver
f402916e 886 bzlib
7f3f5f46 887 dct
c73f65d9 888 doc
92c6a099 889 dxva2
27a9466b 890 fastdiv
c88f5d72
MR
891 ffmpeg
892 ffplay
893 ffserver
1848f7d9 894 fft
4f034993 895 golomb
c88f5d72 896 gpl
ecfc4f44 897 gprof
d8d0d0b2 898 gray
3abe5fbd 899 hardcoded_tables
f7b8bffe 900 libdc1394
690bfceb 901 libdirac
2eed5a46
DB
902 libfaac
903 libfaad
904 libfaadbin
c88f5d72 905 libgsm
6ebe07fb 906 libmp3lame
c88f5d72 907 libnut
0b175caa
DB
908 libopencore_amrnb
909 libopencore_amrwb
9a77d59a 910 libopenjpeg
f7cd9eed 911 libschroedinger
ae14f311 912 libspeex
150d2772 913 libtheora
c88f5d72 914 libvorbis
1cc60c47
DB
915 libx264
916 libxvid
f4d608e3 917 lpc
47a158cb 918 mdct
c88f5d72 919 memalign_hack
a8150374 920 mlib
c88f5d72
MR
921 mpegaudio_hp
922 network
3fe142e2 923 nonfree
8a3c8627 924 pic
4a24ab64 925 postproc
2b4c3615 926 powerpc_perf
68602540 927 rdft
e90f5b5a 928 runtime_cpudetect
2e35e684 929 shared
bd2216e4 930 small
6b35d421 931 sram
2e35e684 932 static
5a0f7131 933 swscale
a9ddb5b1 934 swscale_alpha
17492d5e
DB
935 vaapi
936 vdpau
9cad0e4e 937 version3
56a059ac 938 x11grab
c88f5d72 939 zlib
4a0d6686 940"
c88f5d72 941
8eee7025
DB
942THREADS_LIST='
943 beosthreads
d22e8442 944 os2threads
8eee7025
DB
945 pthreads
946 w32threads
947'
948
3f5b56e5
MR
949ARCH_LIST='
950 alpha
a2fc0f6a 951 arm
fdcd782d
MR
952 avr32
953 avr32_ap
954 avr32_uc
3f5b56e5
MR
955 bfin
956 ia64
957 m68k
958 mips
bae3abb0 959 mips64
3f5b56e5 960 parisc
79cb09b2 961 ppc
34d11b87 962 ppc64
3f5b56e5
MR
963 s390
964 sh4
965 sparc
966 sparc64
0844bae1 967 tomi
3f5b56e5
MR
968 x86
969 x86_32
970 x86_64
971'
972
973ARCH_EXT_LIST='
1ac9331a 974 altivec
3bf96eec 975 amd3dnow
a1ef9f08 976 amd3dnowext
1ac9331a 977 armv5te
edab3048 978 armv6
ab5cb084 979 armv6t2
f55b299a 980 armvfp
3f5b56e5
MR
981 iwmmxt
982 mmi
983 mmx
d7f0920b 984 mmx2
6b18d278 985 neon
799fde37 986 ppc4xx
1bb04d5a 987 sse
9eeed841 988 ssse3
bd9d34a0 989 vis
3f5b56e5
MR
990'
991
a3e02a8c
MR
992HAVE_LIST_PUB='
993 bigendian
994'
995
3f5b56e5
MR
996HAVE_LIST="
997 $ARCH_EXT_LIST
a3e02a8c 998 $HAVE_LIST_PUB
3f5b56e5 999 $THREADS_LIST
35fd8122 1000 alsa_asoundlib_h
3f5b56e5 1001 altivec_h
c9fdab0d 1002 arpa_inet_h
dffb41b9 1003 attribute_may_alias
e7ea5e3d 1004 attribute_packed
6bd859d6 1005 bswap
ecf97f22 1006 closesocket
1ac9331a 1007 cmov
e16e49ac 1008 conio_h
c88f5d72 1009 dcbzl
f8aa696f
DB
1010 dev_bktr_ioctl_bt848_h
1011 dev_bktr_ioctl_meteor_h
1012 dev_ic_bt8xx_h
1013 dev_video_meteor_ioctl_meteor_h
1014 dev_video_bktr_ioctl_bt848_h
18b67ae5 1015 dlfcn_h
c88f5d72 1016 dlopen
bc574408 1017 dos_paths
245626d0
DB
1018 ebp_available
1019 ebx_available
6b7c7703
VS
1020 exp2
1021 exp2f
c2a29455 1022 fast_64bit
669b5583 1023 fast_clz
7073e9fc 1024 fast_cmov
7b829d2a 1025 fast_unaligned
9d99cc5a 1026 fork
84882df6 1027 getaddrinfo
da9e86f8 1028 gethrtime
4e68cb8a 1029 GetProcessTimes
66be5b45 1030 getrusage
2e1913b1 1031 inet_aton
61d251db 1032 inline_asm
abfc8d05 1033 isatty
9f5ff83f 1034 ldbrx
0b4a1821
AS
1035 libdc1394_1
1036 libdc1394_2
a33cab3a 1037 llrint
291fd18a 1038 log2
6b7c7703 1039 log2f
85dd97ad 1040 loongson
a33cab3a 1041 lrint
c88f5d72 1042 lrintf
e4673692 1043 lzo1x_999_compress
f8aa696f
DB
1044 machine_ioctl_bt848_h
1045 machine_ioctl_meteor_h
c88f5d72
MR
1046 malloc_h
1047 memalign
6ffa87d3 1048 mkstemp
b4e806b2 1049 pld
1f91cdce 1050 posix_memalign
a33cab3a
MK
1051 round
1052 roundf
c88f5d72
MR
1053 sdl
1054 sdl_video_size
b507ebd1 1055 setmode
72be9e73 1056 socklen_t
deb29777 1057 soundcard_h
f8cda19e 1058 poll_h
0104b608 1059 setrlimit
c0018613 1060 struct_addrinfo
b4d68544
MS
1061 struct_ipv6_mreq
1062 struct_sockaddr_in6
3b2372bf 1063 struct_sockaddr_sa_len
33a4dbdd 1064 struct_sockaddr_storage
b58412f1 1065 sys_mman_h
b091aa44 1066 sys_resource_h
81644c2e 1067 sys_select_h
deb29777 1068 sys_soundcard_h
1b6e8b73 1069 sys_videoio_h
d3a4b4e0 1070 ten_operands
e16e49ac 1071 termios_h
b265431e 1072 threads
7b04b8a0 1073 truncf
ce742de2 1074 vfp_args
7c5bfe7a 1075 VirtualAlloc
6ff3f3e7 1076 winsock2_h
cc078b5d 1077 xform_asm
304d586d 1078 yasm
0cb78cef 1079"
44161118 1080
b6bb00b0
MR
1081# options emitted with CONFIG_ prefix but not available on command line
1082CONFIG_EXTRA="
dc4f5a1c 1083 avutil
9cad0e4e
DB
1084 gplv3
1085 lgplv3
b6bb00b0
MR
1086"
1087
520cc7f1 1088CMDLINE_SELECT="
3f5b56e5 1089 $ARCH_EXT_LIST
520cc7f1 1090 $CONFIG_LIST
8eee7025 1091 $THREADS_LIST
c8a4ae00 1092 asm
db6107b6 1093 cross_compile
520cc7f1
MR
1094 debug
1095 extra_warnings
8c6afa4d 1096 logging
d2bbb2f7 1097 optimizations
87a0fb62 1098 stripping
7595a5e4 1099 yasm
520cc7f1 1100"
426be5dc
DB
1101
1102PATHS_LIST='
d156bede 1103 bindir
14a8acf1 1104 datadir
26759c44
MR
1105 incdir
1106 libdir
26759c44
MR
1107 mandir
1108 prefix
1109 shlibdir
426be5dc
DB
1110'
1111
1112CMDLINE_SET="
1113 $PATHS_LIST
1114 arch
313c46a6 1115 as
426be5dc
DB
1116 build_suffix
1117 cc
1118 cpu
1119 cross_prefix
50567afa 1120 dep_cc
ac63af34 1121 extra_version
9da6609f
MR
1122 host_cc
1123 host_cflags
1124 host_ldflags
1125 host_libs
82bb3329 1126 host_os
684b28e0 1127 ld
426be5dc 1128 logfile
4ae40685 1129 malloc_prefix
89641463 1130 nm
26759c44 1131 source_path
c5200f17
MR
1132 sysinclude
1133 sysroot
a7ada2ba 1134 target_exec
26759c44 1135 target_os
a7ada2ba 1136 target_path
426be5dc 1137"
520cc7f1 1138
89f2932b
MR
1139CMDLINE_APPEND="
1140 extra_cflags
1141"
1142
912f3148
DB
1143# code dependency declarations
1144
9eeed841 1145# architecture extensions
808fa33c 1146
a2fc0f6a
MR
1147armv5te_deps="arm"
1148armv6_deps="arm"
ab5cb084 1149armv6t2_deps="arm"
a2fc0f6a
MR
1150armvfp_deps="arm"
1151iwmmxt_deps="arm"
808fa33c
MR
1152neon_deps="arm"
1153
e241ba14 1154mmi_deps="mips"
808fa33c
MR
1155
1156altivec_deps="ppc"
1157ppc4xx_deps="ppc"
1158
1159vis_deps="sparc"
1160
7f8c3d1f 1161x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1162amd3dnow_deps="mmx"
1163amd3dnowext_deps="amd3dnow"
9eeed841 1164mmx_deps="x86"
75aa95a6 1165mmx2_deps="mmx"
75aa95a6
DB
1166sse_deps="mmx"
1167ssse3_deps="sse"
9eeed841 1168
e939cedd 1169fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1170fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1171fast_unaligned_if_any="armv6 ppc x86"
669b5583 1172
89e053f8 1173need_memalign="altivec neon sse"
6fec122a 1174inline_asm_deps="!tms470"
89e053f8 1175
26fbcc85
MR
1176# subsystems
1177mdct_select="fft"
1178rdft_select="fft"
1179
5666fd73 1180# decoders / encoders / hardware accelerators
26fbcc85
MR
1181aac_decoder_select="mdct aac_parser"
1182aac_encoder_select="mdct"
1183ac3_decoder_select="mdct ac3_parser"
f4d608e3 1184alac_encoder_select="lpc"
084cbbaa 1185atrac1_decoder_select="mdct"
26fbcc85
MR
1186atrac3_decoder_select="mdct"
1187binkaudio_dct_decoder_select="mdct rdft dct"
1188binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1189cavs_decoder_select="golomb"
26fbcc85 1190cook_decoder_select="mdct"
2eef7c62 1191cscd_decoder_suggest="zlib"
26fbcc85 1192dca_decoder_select="mdct"
e8ed9b7a 1193dnxhd_encoder_select="aandct"
2eef7c62 1194dxa_decoder_select="zlib"
baf91bb9 1195eac3_decoder_select="ac3_decoder"
84c04e25 1196eamad_decoder_select="aandct"
e8ed9b7a 1197eatgq_decoder_select="aandct"
d52b39c7 1198eatqi_decoder_select="aandct"
4f034993
MR
1199ffv1_decoder_select="golomb"
1200flac_decoder_select="golomb"
f4d608e3 1201flac_encoder_select="golomb lpc"
2eef7c62
AJ
1202flashsv_decoder_select="zlib"
1203flashsv_encoder_select="zlib"
4414137e 1204flv_decoder_select="h263_decoder"
4d4b4bd1 1205flv_encoder_select="h263_encoder"
e8ed9b7a 1206h261_encoder_select="aandct"
7f647ae0 1207h263_decoder_select="h263_parser"
e8ed9b7a 1208h263_encoder_select="aandct"
ff418735 1209h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1210h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1211h263i_decoder_select="h263_decoder"
fe629c2d 1212h263p_encoder_select="h263_encoder"
4f034993 1213h264_decoder_select="golomb"
92c6a099
LA
1214h264_dxva2_hwaccel_deps="dxva2api_h"
1215h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1216h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1217h264_vaapi_hwaccel_select="vaapi"
711dae77 1218h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1219h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1220imc_decoder_select="fft mdct"
4f034993
MR
1221jpegls_decoder_select="golomb"
1222jpegls_encoder_select="golomb"
e8ed9b7a 1223ljpeg_encoder_select="aandct"
4f034993 1224loco_decoder_select="golomb"
e8ed9b7a 1225mjpeg_encoder_select="aandct"
2cca233b 1226mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1227mpeg1video_encoder_select="aandct"
1228mpeg2video_encoder_select="aandct"
4414137e 1229mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1230mpeg4_encoder_select="h263_encoder"
711dae77 1231mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1232mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1233mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1234mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1235mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1236mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1237mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1238mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1239mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1240mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1241mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1242mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1243msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1244msmpeg4v1_encoder_select="h263_encoder"
4414137e 1245msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1246msmpeg4v2_encoder_select="h263_encoder"
4414137e 1247msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1248msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1249nellymoser_decoder_select="mdct"
1250nellymoser_encoder_select="mdct"
2eef7c62
AJ
1251png_decoder_select="zlib"
1252png_encoder_select="zlib"
26fbcc85 1253qdm2_decoder_select="mdct rdft"
a8beb22f 1254rv10_decoder_select="h263_decoder"
b2bf38b4 1255rv10_encoder_select="h263_encoder"
a8beb22f 1256rv20_decoder_select="h263_decoder"
b2bf38b4 1257rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1258rv30_decoder_select="golomb"
1259rv40_decoder_select="golomb"
4f034993
MR
1260shorten_decoder_select="golomb"
1261sonic_decoder_select="golomb"
1262sonic_encoder_select="golomb"
1263sonic_ls_encoder_select="golomb"
1264svq3_decoder_select="golomb"
bee2eac5 1265svq3_decoder_suggest="zlib"
4eef77c1 1266theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1267tiff_decoder_suggest="zlib"
1268tiff_encoder_suggest="zlib"
aec09a00 1269truehd_decoder_select="mlp_decoder"
2eef7c62 1270tscc_decoder_select="zlib"
084cbbaa 1271twinvq_decoder_select="mdct"
f95bfab0 1272vc1_decoder_select="h263_decoder"
9104cd51 1273vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1274vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1275vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1276vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1277vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1278vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1279vorbis_decoder_select="mdct"
1280vorbis_encoder_select="mdct"
e82dc4c9
DB
1281vp6a_decoder_select="vp6_decoder"
1282vp6f_decoder_select="vp6_decoder"
084cbbaa 1283wmapro_decoder_select="mdct"
26fbcc85
MR
1284wmav1_decoder_select="mdct"
1285wmav1_encoder_select="mdct"
1286wmav2_decoder_select="mdct"
1287wmav2_encoder_select="mdct"
f95bfab0 1288wmv1_decoder_select="h263_decoder"
665507aa 1289wmv1_encoder_select="h263_encoder"
f95bfab0 1290wmv2_decoder_select="h263_decoder"
1746e2a9 1291wmv2_encoder_select="h263_encoder"
015f8ee0 1292wmv3_decoder_select="vc1_decoder"
f0f86627 1293wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1294wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1295wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1296zlib_decoder_select="zlib"
1297zlib_encoder_select="zlib"
1298zmbv_decoder_select="zlib"
1299zmbv_encoder_select="zlib"
30fd06be 1300
28b80940
DB
1301# parsers
1302h264_parser_select="golomb"
1303
f1e94694
DB
1304# bitstream_filters
1305aac_adtstoasc_bsf_select="aac_parser"
1306
912f3148 1307# external libraries
1b71f045 1308libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1309libdirac_encoder_deps="libdirac"
c9171a83 1310libfaac_encoder_deps="libfaac"
69ddbd1d 1311libfaad_decoder_deps="libfaad"
4ec45764 1312libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1313libgsm_decoder_deps="libgsm"
1314libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1315libgsm_ms_decoder_deps="libgsm"
1316libgsm_ms_encoder_deps="libgsm"
1cc60c47 1317libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1318libopencore_amrnb_decoder_deps="libopencore_amrnb"
1319libopencore_amrnb_encoder_deps="libopencore_amrnb"
1320libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1321libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1322libschroedinger_decoder_deps="libschroedinger"
1323libschroedinger_encoder_deps="libschroedinger"
ae14f311 1324libspeex_decoder_deps="libspeex"
150d2772 1325libtheora_encoder_deps="libtheora"
b0caf888 1326libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1327libx264_encoder_deps="libx264"
1328libxvid_encoder_deps="libxvid"
30fd06be 1329
912f3148 1330# demuxers / muxers
03a76ba9 1331ac3_demuxer_deps="ac3_parser"
647c2356 1332asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1333avisynth_demuxer_deps="avisynth"
1334dirac_demuxer_deps="dirac_parser"
5b423887 1335eac3_demuxer_select="ac3_parser"
647c2356 1336ipod_muxer_select="mov_muxer"
4e622dea
SS
1337libnut_demuxer_deps="libnut"
1338libnut_muxer_deps="libnut"
647c2356 1339matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1340matroska_demuxer_suggest="zlib bzlib"
1341mov_demuxer_suggest="zlib"
1342mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1343mp4_muxer_select="mov_muxer"
1344mpegtsraw_demuxer_select="mpegts_demuxer"
1345mxf_d10_muxer_select="mxf_muxer"
24ca518b 1346ogg_demuxer_select="golomb"
647c2356 1347psp_muxer_select="mov_muxer"
4e622dea
SS
1348rtsp_demuxer_deps="sdp_demuxer"
1349sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1350spdif_muxer_select="aac_parser"
647c2356
DB
1351tg2_muxer_select="mov_muxer"
1352tgp_muxer_select="mov_muxer"
6bdaa5f4 1353w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1354
1355# indevs / outdevs
38e54a75
SS
1356alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1357alsa_indev_extralibs="-lasound"
1358alsa_outdev_deps="alsa_asoundlib_h"
1359alsa_outdev_extralibs="-lasound"
1360audio_beos_indev_deps="audio_beos"
1361audio_beos_indev_extralibs="-lmedia -lbe"
1362audio_beos_outdev_deps="audio_beos"
1363audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1364bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1365dv1394_indev_deps="dv1394 dv_demuxer"
1366jack_indev_deps="jack_jack_h"
1367jack_indev_extralibs="-ljack"
1368libdc1394_indev_deps="libdc1394"
38e54a75
SS
1369oss_indev_deps_any="soundcard_h sys_soundcard_h"
1370oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1371v4l_indev_deps="linux_videodev_h"
1372v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1373vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1374vfwcap_indev_extralibs="-lavicap32"
38e54a75 1375x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1376x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1377
912f3148 1378# protocols
3fff6382 1379gopher_protocol_deps="network"
c08fb000 1380http_protocol_deps="network"
cbf29889 1381rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1382rtp_protocol_deps="udp_protocol"
1383tcp_protocol_deps="network"
1384udp_protocol_deps="network"
1385
f7679c54 1386# filters
81124ba0 1387movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1388avfilter_lavf_deps="avformat"
1389
1390# libraries
1391avdevice_deps="avcodec avformat"
1392avformat_deps="avcodec"
f7679c54 1393
912f3148 1394# programs
5a0f7131
MR
1395ffmpeg_deps="avcodec avformat swscale"
1396ffplay_deps="avcodec avformat swscale sdl"
43689902 1397ffplay_select="rdft"
5a0f7131 1398ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1399ffserver_extralibs='$ldl'
a2830dca 1400
c73f65d9 1401doc_deps="texi2html"
912f3148 1402
de6d9b64 1403# default parameters
8a608357 1404
2ba042a7 1405logfile="config.err"
8a608357
MR
1406
1407# installation paths
c9d19248
MR
1408prefix_default="/usr/local"
1409bindir_default='${prefix}/bin'
14a8acf1 1410datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1411incdir_default='${prefix}/include'
1412libdir_default='${prefix}/lib'
1413mandir_default='${prefix}/share/man'
1414shlibdir_default="$libdir_default"
8a608357
MR
1415
1416# toolchain
11e6d03a 1417ar="ar"
13c7df3d 1418cc_default="gcc"
a3d7c197 1419cc_version=\"unknown\"
9da6609f 1420host_cc_default="gcc"
11e6d03a 1421ln_s="ln -sf"
89641463 1422nm_default="nm"
11e6d03a 1423objformat="elf"
be7109c1 1424ranlib="ranlib"
0f3cb305 1425strip="strip"
11e6d03a 1426yasmexe="yasm"
8a608357 1427
8182dc34
MR
1428nm_opts='-g'
1429
8a608357 1430# machine
8d4c00ed 1431arch_default=$(uname -m)
38d0a8aa 1432cpu="generic"
8a608357 1433
8a608357 1434# OS
8d4c00ed
MR
1435target_os_default=$(tolower $(uname -s))
1436host_os=$target_os_default
8a608357 1437
8a608357 1438# configurable options
5a0f7131
MR
1439enable avcodec
1440enable avdevice
1441enable avformat
dc4f5a1c 1442enable avutil
c8a4ae00 1443enable asm
497237c7 1444enable debug
c73f65d9 1445enable doc
aa033b1e 1446enable fastdiv
497237c7
RP
1447enable ffmpeg
1448enable ffplay
1449enable ffserver
497237c7
RP
1450enable mpegaudio_hp
1451enable network
8400d6b8 1452enable optimizations
497237c7 1453enable protocols
530dc538 1454enable static
87a0fb62 1455enable stripping
5a0f7131 1456enable swscale
a9ddb5b1 1457enable swscale_alpha
8a608357 1458
8a608357 1459# build settings
9987769a 1460SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1461FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1462LIBPREF="lib"
1463LIBSUF=".a"
c5f14466
RP
1464FULLNAME='$(NAME)$(BUILDSUF)'
1465LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1466SLIBPREF="lib"
1467SLIBSUF=".so"
c5f14466 1468SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1469SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1470SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1471LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1472
7e6c86e6
MR
1473CC_O='-o $@'
1474
f0125de9 1475host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1476host_libs='-lm'
1477
9b861379 1478target_path='$(CURDIR)'
a7ada2ba 1479
0d7dca36
DB
1480# gcc stupidly only outputs the basename of targets with -MM, but we need the
1481# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1482DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1483DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1484
c597172e 1485# find source path
5e622c40 1486source_path="$(dirname "$0")"
497237c7 1487enable source_path_used
24524f36 1488if test -f configure; then
5e622c40 1489 source_path="$(pwd)"
497237c7 1490 disable source_path_used
c597172e 1491else
5e622c40 1492 source_path="$(cd "$source_path"; pwd)"
c597172e 1493 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1494 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1495 test -e "$source_path/config.h" &&
1496 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1497fi
1498
13cbe2c0 1499for v in "$@"; do
b04251c5
MR
1500 r=${v#*=}
1501 l=${v%"$r"}
1502 r=$(sh_quote "$r")
13cbe2c0
MR
1503 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1504done
c597172e 1505
73ef8980
MR
1506find_things(){
1507 thing=$1
1508 pattern=$2
1509 file=$source_path/$3
932ccf39 1510 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1511}
1512
1513ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1514DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1515HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1516PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1517BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1518MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1519DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1520OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1521INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1522PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1523FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1524
7483e694
DB
1525enable $ARCH_EXT_LIST \
1526 $DECODER_LIST \
1527 $ENCODER_LIST \
5666fd73 1528 $HWACCEL_LIST \
7483e694
DB
1529 $PARSER_LIST \
1530 $BSF_LIST \
1531 $DEMUXER_LIST \
1532 $MUXER_LIST \
f7679c54 1533 $FILTER_LIST \
7483e694
DB
1534 $PROTOCOL_LIST \
1535 $INDEV_LIST \
1536 $OUTDEV_LIST \
c597172e
MR
1537
1538die_unknown(){
1539 echo "Unknown option \"$1\"."
1540 echo "See $0 --help for available options."
1541 exit 1
1542}
1543
794f8e97 1544show_list() {
bf0c4afa
RP
1545 suffix=_$1
1546 shift
2b444ea7 1547 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1548 exit 0
1549}
1550
c597172e 1551for opt do
7483e694
DB
1552 optval="${opt#*=}"
1553 case "$opt" in
0f010b2f 1554 --extra-ldflags=*) add_ldflags $optval
7483e694 1555 ;;
0f010b2f 1556 --extra-libs=*) add_extralibs $optval
7483e694 1557 ;;
8fb1cb58 1558 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1559 ;;
40bcf4c7
BL
1560 --enable-debug=*) debuglevel="$optval"
1561 ;;
7483e694 1562 --enable-*=*|--disable-*=*)
8b93ddc3 1563 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1564 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1565 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1566 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1567 $action $(filter "$name" $list)
7483e694
DB
1568 ;;
1569 --enable-?*|--disable-?*)
5e622c40 1570 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1571 if is_in $option $COMPONENT_LIST; then
fed5d54b 1572 test $action = disable && action=unset
e3773a55
MR
1573 eval $action \$$(toupper ${option%s})_LIST
1574 elif is_in $option $CMDLINE_SELECT; then
1575 $action $option
1576 else
1577 die_unknown $opt
1578 fi
7483e694
DB
1579 ;;
1580 --list-*)
1581 NAME="${opt#--list-}"
1582 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1583 NAME=${NAME%s}
1584 eval show_list $NAME \$$(toupper $NAME)_LIST
1585 ;;
1586 --help|-h) show_help
1587 ;;
1588 *)
884a36a7 1589 optname="${opt%%=*}"
26759c44
MR
1590 optname="${optname#--}"
1591 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1592 if is_in $optname $CMDLINE_SET; then
1593 eval $optname='$optval'
1594 elif is_in $optname $CMDLINE_APPEND; then
1595 append $optname "$optval"
1596 else
1597 die_unknown $opt
1598 fi
7483e694
DB
1599 ;;
1600 esac
c597172e
MR
1601done
1602
bcea99bb
MR
1603disabled logging && logfile=/dev/null
1604
13cbe2c0 1605echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1606set >> $logfile
1607
9da6609f
MR
1608test -n "$cross_prefix" && enable cross_compile
1609
8d4c00ed
MR
1610if enabled cross_compile; then
1611 test -n "$arch" && test -n "$target_os" ||
1612 die "Must specify target arch and OS when cross-compiling"
1613fi
1614
1615set_default arch target_os
1616
adb2b908 1617ar="${cross_prefix}${ar}"
11e6d03a 1618cc_default="${cross_prefix}${cc_default}"
20e0ed95 1619nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1620ranlib="${cross_prefix}${ranlib}"
1621strip="${cross_prefix}${strip}"
1622
c5200f17
MR
1623sysinclude_default="${sysroot}/usr/include"
1624
75800dce 1625set_default cc nm sysinclude
9da6609f
MR
1626enabled cross_compile || host_cc_default=$cc
1627set_default host_cc
13c7df3d 1628
82bb3329
MR
1629exesuf() {
1630 case $1 in
1631 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1632 esac
1633}
1634
1635EXESUF=$(exesuf $target_os)
1636HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1637
e4e69e0b 1638# set temporary file name
a49d42c2 1639: ${TMPDIR:=$TEMPDIR}
c51fafa1 1640: ${TMPDIR:=$TMP}
a49d42c2 1641: ${TMPDIR:=/tmp}
e4e69e0b 1642
54460a83
MR
1643if ! check_cmd type mktemp; then
1644 # simple replacement for missing mktemp
1645 # NOT SAFE FOR GENERAL USE
1646 mktemp(){
1647 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1648 }
1649fi
1650
1651tmpfile(){
1652 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1653 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1654 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1655 append TMPFILES $tmp
1656 eval $1=$tmp
1657}
1658
1659trap 'rm -f -- $TMPFILES' EXIT
1660trap exit HUP INT TERM
1661
1662tmpfile TMPC .c
1663tmpfile TMPE $EXESUF
1664tmpfile TMPH .h
1665tmpfile TMPO .o
1666tmpfile TMPS .S
a482e61b 1667tmpfile TMPV .ver
54460a83
MR
1668tmpfile TMPSH .sh
1669
1670unset -f mktemp
e4e69e0b 1671
993f2d0f
MR
1672# make sure we can execute files in $TMPDIR
1673cat > $TMPSH 2>> $logfile <<EOF
1674#! /bin/sh
1675EOF
1676chmod +x $TMPSH >> $logfile 2>&1
1677if ! $TMPSH >> $logfile 2>&1; then
1678 cat <<EOF
1679Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1680variable to another directory and make sure that it is not mounted noexec.
1681EOF
1682 die "Sanity test failed."
1683fi
993f2d0f 1684
19b4c628
MR
1685filter_cflags=echo
1686filter_cppflags=echo
1687filter_asflags=echo
1688
8f0c157a 1689if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1690 cc_type=gcc
a3d7c197 1691 cc_version=__VERSION__
aef6bd1b
MR
1692 if ! $cc -dumpversion | grep -q '^2\.'; then
1693 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1694 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1695 fi
14ca9cd0
MR
1696 speed_cflags='-O3'
1697 size_cflags='-Os'
629687f6
MR
1698elif $cc --version 2>/dev/null | grep -q Intel; then
1699 cc_type=icc
6e3fa35d 1700 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1701 CC_DEPFLAGS='-MMD'
1702 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1703 speed_cflags='-O3'
1704 size_cflags='-Os'
629687f6
MR
1705elif $cc -v 2>&1 | grep -q xlc; then
1706 cc_type=xlc
6e3fa35d 1707 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1708 speed_cflags='-O5'
1709 size_cflags='-O5 -qcompact'
df442a8d
MR
1710elif $cc -V 2>/dev/null | grep -q Compaq; then
1711 cc_type=ccc
6e3fa35d 1712 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1713 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1714 debuglevel=3
df442a8d 1715 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1716 speed_cflags='-fast'
1717 size_cflags='-O1'
6a0d5493 1718elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1719 test -d "$sysroot" || die "No valid sysroot specified."
1720 cc_type=armcc
6e3fa35d 1721 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1722 armcc_conf="$PWD/armcc.conf"
1723 $cc --arm_linux_configure \
1724 --arm_linux_config_file="$armcc_conf" \
1725 --configure_sysroot="$sysroot" \
1726 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1727 die "Error creating armcc configuration file."
1728 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1729 as_default="${cross_prefix}gcc"
07dec06e
MR
1730 CC_DEPFLAGS='-MMD'
1731 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1732 speed_cflags='-O3'
1733 size_cflags='-Os'
6fec122a
MR
1734elif $cc -version 2>/dev/null | grep -q TMS470; then
1735 cc_type=tms470
6e3fa35d 1736 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1737 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1738 CC_O='-fr=$(@D)'
1739 as_default="${cross_prefix}gcc"
1740 ld_default="${cross_prefix}gcc"
6fec122a
MR
1741 TMPO=$(basename $TMPC .c).o
1742 append TMPFILES $TMPO
1743 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1744 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1745 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1746 speed_cflags='-O3 -mf=5'
1747 size_cflags='-O3 -mf=2'
6fec122a
MR
1748 filter_cflags=tms470_flags
1749 tms470_flags(){
1750 for flag; do
1751 case $flag in
1752 -march=*|-mcpu=*)
1753 case "${flag#*=}" in
1754 armv7-a|cortex-a*) echo -mv=7a8 ;;
1755 armv7-r|cortex-r*) echo -mv=7r4 ;;
1756 armv7-m|cortex-m*) echo -mv=7m3 ;;
1757 armv6*|arm11*) echo -mv=6 ;;
1758 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1759 echo -mv=5e ;;
1760 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1761 esac
1762 ;;
1763 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1764 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1765 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1766 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1767 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1768 -g) echo -g -mn ;;
587d24ff 1769 -pds=*) echo $flag ;;
6fec122a
MR
1770 esac
1771 done
1772 }
06da6943
DC
1773elif $cc -v 2>&1 | grep -q clang; then
1774 cc_type=clang
1775 cc_version=__VERSION__
1776 CC_DEPFLAGS='-MMD'
1777 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1778 speed_cflags='-O3'
1779 size_cflags='-Os'
2a472e9c
MK
1780elif $cc -V 2>&1 | grep -q Sun; then
1781 cc_type=suncc
1782 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1783 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1784 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1785 speed_cflags='-O5'
1786 size_cflags='-O5 -xspace'
03279bbe
MK
1787 filter_cflags=suncc_flags
1788 suncc_flags(){
1789 for flag; do
1790 case $flag in
1791 -march=*|-mcpu=*)
1792 case "${flag#*=}" in
1793 native) echo -xtarget=native ;;
1794 v9) echo -xarch=sparc ;;
1795 ultrasparc) echo -xarch=sparcvis ;;
1796 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1797 i586|pentium) echo -xchip=pentium ;;
1798 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1799 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1800 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1801 pentium4*) echo -xtarget=pentium4 ;;
1802 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1803 *-sse3) echo -xarch=sse3 ;;
1804 core2) echo -xarch=ssse3 -xchip=core2 ;;
1805 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1806 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1807 k8|opteron|athlon64|athlon-fx)
1808 echo -xarch=sse2a ;;
1809 athlon*) echo -xarch=pentium_proa ;;
1810 esac
1811 ;;
1812 -std=c99) echo -xc99 ;;
1813 -fomit-frame-pointer) echo -xregs=frameptr ;;
1814 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1815 -W*,*) echo $flag ;;
1816 -f*-*|-W*) ;;
1817 *) echo $flag ;;
1818 esac
1819 done
1820 }
629687f6
MR
1821fi
1822
1823test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1824
75bafbac 1825: ${as_default:=$cc}
50567afa 1826: ${dep_cc_default:=$cc}
684b28e0 1827: ${ld_default:=$cc}
50567afa 1828set_default as dep_cc ld
75800dce 1829
07dec06e
MR
1830test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1831test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1832
7f32f40c 1833add_cflags $extra_cflags
2f2e6c7c 1834add_asflags $extra_cflags
7f32f40c 1835
154d432c
MR
1836if test -n "$sysroot"; then
1837 case "$cc_type" in
1838 gcc)
467256f2 1839 add_cppflags --sysroot="$sysroot"
154d432c
MR
1840 add_ldflags --sysroot="$sysroot"
1841 ;;
6fec122a
MR
1842 tms470)
1843 add_cppflags -I"$sysinclude"
1844 add_ldflags --sysroot="$sysroot"
1845 ;;
06da6943
DC
1846 clang)
1847 add_cppflags -isysroot="$sysroot"
1848 add_ldflags -isysroot="$sysroot"
1849 ;;
154d432c
MR
1850 esac
1851fi
1852
d22c13a8
MR
1853if test "$cpu" = host; then
1854 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1855
1856 case "$cc_type" in
1857 gcc)
1858 check_native(){
1859 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1860 sed -n "/$1=/{
1861 s/.*$1=\\([^ ]*\\).*/\\1/
1862 p
1863 q
1864 }" $TMPE
d22c13a8
MR
1865 }
1866 cpu=$(check_native -march || check_native -mcpu)
1867 ;;
1868 esac
1869
1870 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1871fi
1872
e939cedd
MR
1873# Deal with common $arch aliases
1874case "$arch" in
1875 arm*)
1876 arch="arm"
1877 ;;
1878 mips|mipsel|IP*)
1879 arch="mips"
1880 ;;
1881 mips64)
1882 arch="mips"
1883 subarch="mips64"
1884 ;;
1885 parisc|hppa)
1886 arch="parisc"
1887 ;;
1888 parisc64|hppa64)
1889 arch="parisc"
1890 subarch="parisc64"
1891 ;;
1892 "Power Macintosh"|ppc|powerpc)
1893 arch="ppc"
1894 ;;
1895 ppc64)
1896 arch="ppc"
1897 subarch="ppc64"
1898 ;;
1899 s390|s390x)
1900 arch="s390"
1901 ;;
1902 sh4|sh)
1903 arch="sh4"
1904 ;;
1905 sun4u|sparc64)
1906 arch="sparc"
1907 subarch="sparc64"
1908 ;;
1909 i[3-6]86|i86pc|BePC|x86_64|amd64)
1910 arch="x86"
1911 ;;
1912esac
1913
1914is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1915enable $arch
e939cedd 1916
df5cdc24 1917# Add processor-specific flags
5d54c126
MR
1918if test "$cpu" = generic; then
1919 : do nothing
1920elif enabled ppc; then
343aef9b 1921
56348891
MR
1922 case $(tolower $cpu) in
1923 601|ppc601|powerpc601)
9dbd5c3d 1924 cpuflags="-mcpu=601"
64ad53ff 1925 disable altivec
9dbd5c3d 1926 ;;
56348891 1927 603*|ppc603*|powerpc603*)
9dbd5c3d 1928 cpuflags="-mcpu=603"
64ad53ff 1929 disable altivec
9dbd5c3d 1930 ;;
56348891 1931 604*|ppc604*|powerpc604*)
9dbd5c3d 1932 cpuflags="-mcpu=604"
64ad53ff 1933 disable altivec
9dbd5c3d 1934 ;;
56348891 1935 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1936 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1937 disable altivec
9dbd5c3d 1938 ;;
56348891 1939 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1940 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1941 ;;
56348891 1942 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1943 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1944 ;;
56348891 1945 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1946 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1947 ;;
56348891 1948 cell)
9dbd5c3d
MR
1949 cpuflags="-mcpu=cell"
1950 enable ldbrx
1951 ;;
7b0b81a1
AL
1952 e500v2)
1953 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1954 disable altivec
1955 ;;
1956 e500)
1957 cpuflags="-mcpu=8540 -mhard-float"
1958 disable altivec
1959 ;;
9dbd5c3d 1960 esac
343aef9b
MR
1961
1962elif enabled x86; then
1963
9dbd5c3d
MR
1964 case $cpu in
1965 i[345]86|pentium)
1966 cpuflags="-march=$cpu"
1967 disable mmx
1968 ;;
1969 # targets that do NOT support conditional mov (cmov)
1970 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1971 cpuflags="-march=$cpu"
1972 disable cmov
1973 ;;
1974 # targets that do support conditional mov (cmov)
1975 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1976 cpuflags="-march=$cpu"
1977 enable cmov
1978 enable fast_cmov
1979 ;;
1980 # targets that do support conditional mov but on which it's slow
1981 pentium4|pentium4m|prescott|nocona)
1982 cpuflags="-march=$cpu"
1983 enable cmov
1984 disable fast_cmov
1985 ;;
1986 esac
343aef9b
MR
1987
1988elif enabled sparc; then
1989
9dbd5c3d
MR
1990 case $cpu in
1991 sparc64)
1992 cpuflags="-mcpu=v9"
1993 ;;
1994 esac
343aef9b
MR
1995
1996elif enabled arm; then
1997
34ba23c9
MR
1998 case $cpu in
1999 armv*)
2000 cpuflags="-march=$cpu"
2001 ;;
2002 *)
2003 cpuflags="-mcpu=$cpu"
2004 ;;
2005 esac
343aef9b
MR
2006
2007elif enabled alpha; then
2008
34ba23c9 2009 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2010
2011elif enabled bfin; then
2012
34ba23c9 2013 cpuflags="-mcpu=$cpu"
343aef9b
MR
2014
2015elif enabled mips; then
2016
34ba23c9 2017 cpuflags="-march=$cpu"
343aef9b
MR
2018
2019elif enabled avr32; then
2020
9dbd5c3d
MR
2021 case $cpu in
2022 ap7[02]0[0-2])
2023 subarch="avr32_ap"
2024 cpuflags="-mpart=$cpu"
2025 ;;
2026 ap)
2027 subarch="avr32_ap"
2028 cpuflags="-march=$cpu"
2029 ;;
2030 uc3[ab]*)
2031 subarch="avr32_uc"
2032 cpuflags="-mcpu=$cpu"
2033 ;;
2034 uc)
2035 subarch="avr32_uc"
2036 cpuflags="-march=$cpu"
2037 ;;
2038 esac
df5cdc24 2039
343aef9b
MR
2040fi
2041
df5cdc24
MR
2042add_cflags $cpuflags
2043add_asflags $cpuflags
2044
993f2d0f
MR
2045# compiler sanity check
2046check_exec <<EOF
2047int main(void){ return 0; }
2048EOF
2049if test "$?" != 0; then
2050 echo "$cc is unable to create an executable file."
2051 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2052 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2053 echo "Only do this if you know what cross compiling means."
2054 fi
2055 die "C compiler test failed."
2056fi
2057
38a9c529 2058add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2059check_cflags -std=c99
50a334e4 2060check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2061#include <stdlib.h>
2062EOF
50a334e4 2063check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2064#include <stdlib.h>
2065EOF
e9b9a2f8 2066
f0125de9
MR
2067check_host_cflags -std=c99
2068
b24dbcbd 2069case "$arch" in
e939cedd 2070 alpha|ia64|mips|parisc|sparc)
8a3c8627 2071 spic=$shared
b24dbcbd 2072 ;;
e939cedd 2073 x86)
cfdb6148 2074 subarch="x86_32"
e939cedd 2075 check_cc <<EOF && subarch="x86_64"
58b3536d 2076 int test[(int)sizeof(char*) - 7];
cfdb6148 2077EOF
de27f4d9 2078 if test "$subarch" = "x86_64"; then
e939cedd 2079 spic=$shared
de27f4d9 2080 fi
b24dbcbd 2081 ;;
b24dbcbd
RP
2082esac
2083
343aef9b 2084enable $subarch
8a3c8627 2085enabled spic && enable pic
5755bc88 2086check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2087
7483e694 2088# OS specific
4f854758 2089case $target_os in
7483e694 2090 beos|haiku|zeta)
c9d19248 2091 prefix_default="$HOME/config"
7483e694 2092 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2093 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2094 case "$gcc_version" in
2095 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2096 disable mmx
2097 ;;
2098 *20010315*) echo "BeBits gcc"
0f010b2f 2099 add_cflags -fno-expensive-optimizations
7483e694
DB
2100 ;;
2101 esac
7483e694
DB
2102 SHFLAGS=-nostart
2103 # enable BeOS things
2104 enable audio_beos
2105 # no need for libm, but the inet stuff
2106 # Check for BONE
2107 # XXX: actually should check for NOT net_server
78fe7631 2108 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2109 network_extralibs="-lbind -lsocket"
2110 else
2111 enable beos_netserver
2112 network_extralibs="-lnet"
2113 fi ;;
2114 sunos)
2115 FFSERVERLDFLAGS=""
9987769a 2116 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2117 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2118 network_extralibs="-lsocket -lnsl"
50a334e4 2119 add_cppflags -D__EXTENSIONS__
8182dc34 2120 nm_opts='-P -g'
7483e694
DB
2121 ;;
2122 netbsd)
07a8eef6
MR
2123 oss_indev_extralibs="-lossaudio"
2124 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2125 ;;
2126 openbsd)
89e053f8 2127 enable malloc_aligned
7c4a001a
MR
2128 # On OpenBSD 4.5. the compiler does not use PIC unless
2129 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2130 # however the generated executable will not do anything
2131 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2132 # Thus explicitly enable PIC here.
cd78208b 2133 enable pic
7483e694 2134 SHFLAGS='-shared'
07a8eef6
MR
2135 oss_indev_extralibs="-lossaudio"
2136 oss_outdev_extralibs="-lossaudio"
7483e694 2137 ;;
90b4f091 2138 freebsd|dragonfly)
89e053f8 2139 enable malloc_aligned
7483e694
DB
2140 ;;
2141 bsd/os)
2142 osextralibs="-lpoll -lgnugetopt"
2143 strip="strip -d"
2144 ;;
2145 darwin)
89e053f8 2146 enable malloc_aligned
0138c54e 2147 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2148 strip="strip -x"
2149 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2150 SLIBSUF=".dylib"
2151 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2152 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2153 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2154 objformat="macho"
1b0f6fb8 2155 enabled x86_64 && objformat="macho64"
8dfa86f7 2156 enabled_any pic shared ||
2704bd1a 2157 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2158 ;;
2159 mingw32*)
9d3f4f50 2160 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2161 disable network
2162 else
2163 target_os=mingw32
2164 fi
dcc01c06 2165 LIBTARGET=i386
1fc9fb8a 2166 if enabled x86_64; then
89e053f8 2167 enable malloc_aligned
dcc01c06 2168 LIBTARGET=x64
336cc1b0
MS
2169 elif enabled arm; then
2170 LIBTARGET=arm
dcc01c06 2171 fi
fbd971a4 2172 shlibdir_default="$bindir_default"
7483e694
DB
2173 disable ffserver
2174 SLIBPREF=""
2175 SLIBSUF=".dll"
7483e694
DB
2176 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2177 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2178 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2179 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2180 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2181 install -d "$(LIBDIR)"; \
2182 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2183 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2184 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2185 objformat="win32"
bc574408 2186 enable dos_paths
1894e741 2187 check_cflags -fno-common
b1549d61 2188 if ! enabled x86_64; then
f7ad5aa2
RP
2189 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2190 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2191 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2192 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2193 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2194 fi
7483e694
DB
2195 ;;
2196 cygwin*)
4f854758 2197 target_os=cygwin
fbd971a4 2198 shlibdir_default="$bindir_default"
7483e694
DB
2199 SLIBPREF="cyg"
2200 SLIBSUF=".dll"
2201 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2202 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2203 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2204 objformat="win32"
bc574408 2205 enable dos_paths
1894e741 2206 check_cflags -fno-common
7483e694 2207 ;;
4f365f37 2208 *-dos|freedos|opendos)
fdf11906 2209 disable ffplay ffserver
4f365f37
MK
2210 disable $INDEV_LIST $OUTDEV_LIST
2211 network_extralibs="-lsocket"
ff1c015d 2212 objformat="coff"
bc574408 2213 enable dos_paths
4f365f37 2214 ;;
7483e694 2215 linux)
7483e694
DB
2216 enable dv1394
2217 ;;
2218 irix*)
4f854758 2219 target_os=irix
7483e694
DB
2220 ranlib="echo ignoring ranlib"
2221 ;;
d22e8442 2222 os/2*)
d22e8442
DY
2223 strip="lxlite"
2224 ln_s="cp -f"
d22e8442 2225 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2226 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2227 FFSERVERLDFLAGS=""
287d3b13 2228 LIBSUF="_s.a"
d22e8442
DY
2229 SLIBPREF=""
2230 SLIBSUF=".dll"
2231 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2232 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2233 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2234 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2235 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2236 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2237 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2238 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2239 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2240 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2241 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2242 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2243 enable dos_paths
d22e8442 2244 ;;
83993c1c
AM
2245 gnu/kfreebsd)
2246 ;;
34e82167 2247 gnu)
34e82167 2248 ;;
614d8911
MR
2249 none)
2250 ;;
7483e694 2251 *)
4f924f9a 2252 die "Unknown OS '$target_os'."
7483e694
DB
2253 ;;
2254esac
2255
c9d19248
MR
2256set_default $PATHS_LIST
2257
c597172e 2258add_extralibs $osextralibs
de6d9b64 2259
28d8e661
DB
2260# Combine FFLDFLAGS and the LDFLAGS environment variable.
2261LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2262
320d060a 2263# we need to build at least one lib type
93b3c083 2264if ! enabled_any static shared; then
320d060a
DB
2265 cat <<EOF
2266At least one library type must be built.
2267Specify --enable-static to build the static libraries or --enable-shared to
2268build the shared libraries as well. To only build the shared libraries specify
2269--disable-static in addition to --enable-shared.
2270EOF
2271 exit 1;
2272fi
2273
abc4e572 2274disabled static && LIBNAME=""
2a320695 2275
a2234ceb
RP
2276if enabled_any libfaad libfaadbin ; then
2277 if check_header faad.h; then
295b8c70 2278 check_cc <<EOF
a2234ceb
RP
2279#include <faad.h>
2280#ifndef FAAD2_VERSION
2281ok faad1
2282#endif
db817cf3 2283int main(void) { return 0; }
a2234ceb
RP
2284EOF
2285 test $? = 0 && enable libfaad2
2286 else
ff3dac65 2287 die "FAAD test failed."
a2234ceb
RP
2288 fi
2289fi
2290
2291
2184c6f7 2292die_license_disabled() {
4c27207c 2293 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2294}
2295
2296die_license_disabled gpl libfaad2
2297die_license_disabled gpl libx264
2298die_license_disabled gpl libxvid
2299die_license_disabled gpl postproc
2300die_license_disabled gpl x11grab
2301
2f7ae63b 2302die_license_disabled nonfree libfaac
b2e3c528 2303
0b175caa
DB
2304die_license_disabled version3 libopencore_amrnb
2305die_license_disabled version3 libopencore_amrwb
2306
9cad0e4e 2307enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2308
9eeed841 2309check_deps $ARCH_EXT_LIST
0f3cb305 2310
40617a6d 2311disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2312
e276d9e8
MR
2313enable_pic() {
2314 enable pic
bce7b696
MR
2315 add_cppflags -DPIC
2316 add_cflags -fPIC
2317 add_asflags -fPIC
e276d9e8
MR
2318}
2319
2320enabled pic && enable_pic
bce7b696 2321
b4d96ba2
MR
2322check_cc <<EOF || die "Symbol mangling check failed."
2323int ff_extern;
2324EOF
8182dc34 2325sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2326extern_prefix=${sym%%ff_extern*}
2327
f65883c8
MR
2328check_cc <<EOF && enable inline_asm
2329void foo(void) { __asm__ volatile ("" ::); }
2330EOF
61d251db 2331
df5e3978
MR
2332_restrict=
2333for restrict_keyword in restrict __restrict__ __restrict; do
2334 check_cc <<EOF && _restrict=$restrict_keyword && break
2335void foo(char * $restrict_keyword p);
2336EOF
2337done
2338
2339check_cc <<EOF && enable attribute_packed
2340struct { int x; } __attribute__((packed)) x;
2341EOF
2342
dffb41b9
MR
2343check_cc <<EOF && enable attribute_may_alias
2344union { int x; } __attribute__((may_alias)) x;
2345EOF
2346
df5e3978
MR
2347check_cc <<EOF || die "endian test failed"
2348unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2349EOF
48fc536a 2350od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2351
e939cedd
MR
2352if enabled alpha; then
2353
2354 check_cflags -mieee
2355
2356elif enabled arm; then
e45391bb 2357
50fa82e6
MR
2358 check_cflags -marm
2359
fa0912fe
MR
2360 check_ld <<EOF && enable vfp_args
2361__asm__ (".eabi_attribute 28, 1");
2362int main(void) { return 0; }
2363EOF
2364
2365 # We have to check if pld is a nop and disable it.
2366 check_asm pld '"pld [r0]"'
2367
2368 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2369 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2370 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2371 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2372 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2373 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2374
e276d9e8
MR
2375 enabled_all armv6t2 shared !pic && enable_pic
2376
e939cedd
MR
2377elif enabled ia64; then
2378
2379 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2380 enabled shared && enable_weak hardcoded_tables
2381
fa0912fe 2382elif enabled mips; then
e45391bb 2383
fa0912fe
MR
2384 check_asm loongson '"dmult.g $1, $2, $3"'
2385 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2386
fa0912fe 2387elif enabled ppc; then
e45391bb 2388
fa0912fe
MR
2389 check_asm dcbzl '"dcbzl 0, 1"'
2390 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2391 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2392
2393 # AltiVec flags: The FSF version of GCC differs from the Apple version
2394 if enabled altivec; then
2395 check_cflags -maltivec -mabi=altivec &&
2396 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2397 check_cflags -faltivec
2398
2399 # check if our compiler supports Motorola AltiVec C API
2400 check_cc <<EOF || disable altivec
2401$inc_altivec_h
2402int main(void) {
2403 vector signed int v1, v2, v3;
2404 v1 = vec_add(v2,v3);
2405 return 0;
2406}
2407EOF
2408
2409 # check if our compiler supports braces for vector declarations
2410 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2411$inc_altivec_h
2412int main (void) { (vector int) {1}; return 0; }
2413EOF
2414 fi
e45391bb 2415
fa0912fe 2416elif enabled sparc; then
e45391bb 2417
fa0912fe
MR
2418 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2419 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2420
fa0912fe 2421elif enabled x86; then
e45391bb 2422
44965991
PI
2423 # check whether EBP is available on x86
2424 # As 'i' is stored on the stack, this program will crash
2425 # if the base pointer is used to access it because the
2426 # base pointer is cleared in the inline assembly code.
7dfef245 2427 check_exec_crash <<EOF && enable ebp_available
44965991 2428 volatile int i=0;
be449fca 2429 __asm__ volatile (
44965991
PI
2430 "xorl %%ebp, %%ebp"
2431 ::: "%ebp");
2432 return i;
44965991
PI
2433EOF
2434
f494213c 2435 # check whether EBX is available on x86
7cee5421
MR
2436 check_asm ebx_available '""::"b"(0)' &&
2437 check_asm ebx_available '"":::"%ebx"'
8e380710 2438
d3a4b4e0
DB
2439 # check whether more than 10 operands are supported
2440 check_cc <<EOF && enable ten_operands
2441int main(void) {
2442 int x=0;
2443 __asm__ volatile(
2444 ""
2445 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2446 );
2447 return 0;
2448}
2449EOF
2450
d7f0920b 2451 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2452 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2453 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2454
2455 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2456
d52481b9 2457 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2458 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2459 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2460 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2461 case "$objformat" in
2462 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2463 esac
7595a5e4 2464 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2465
669b5583
MR
2466 case "$cpu" in
2467 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2468 disable fast_clz
2469 ;;
2470 esac
2471
44965991
PI
2472fi
2473
a98bb16d
RP
2474if check_func dlopen; then
2475 ldl=
2476elif check_func dlopen -ldl; then
2477 ldl=-ldl
8bf5d58f
MN
2478fi
2479
75ecf149
DB
2480# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2481check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2482
7483e694 2483check_func fork
84882df6 2484check_func getaddrinfo $network_extralibs
7483e694
DB
2485check_func gethrtime
2486check_func getrusage
094c09bb 2487check_func inet_aton $network_extralibs
abfc8d05 2488check_func isatty
4ae40685 2489check_func ${malloc_prefix}memalign && enable memalign
7483e694 2490check_func mkstemp
4ae40685 2491check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2492check_func setrlimit
b507ebd1 2493check_func_headers io.h setmode
e4673692 2494check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2495check_func_headers windows.h GetProcessTimes
7c5bfe7a 2496check_func_headers windows.h VirtualAlloc
6ffa87d3 2497
e16e49ac 2498check_header conio.h
a98bb16d 2499check_header dlfcn.h
92c6a099 2500check_header dxva2api.h
a98bb16d 2501check_header malloc.h
bf6ce82d 2502check_header poll.h
b58412f1 2503check_header sys/mman.h
b091aa44 2504check_header sys/resource.h
bf6ce82d 2505check_header sys/select.h
a98bb16d 2506check_header termios.h
272081b0
CEH
2507check_header vdpau/vdpau.h
2508check_header vdpau/vdpau_x11.h
68178ca9 2509check_header X11/extensions/XvMClib.h
a98bb16d 2510
9104cd51
RP
2511check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2512
89e053f8
MR
2513if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2514 enabled_any $need_memalign ; then
1f91cdce 2515 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2516fi
e16e49ac 2517
a4fa192c 2518disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2519disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2520
2521# check for some common methods of building with pthread support
2522# do this before the optional library checks as some of them require pthreads
2523if enabled pthreads; then
9e7fd101
MR
2524 if check_func pthread_create; then
2525 :
2526 elif check_func pthread_create -pthread; then
2527 add_cflags -pthread
afc9aee2 2528 add_extralibs -pthread
9e7fd101
MR
2529 elif check_func pthread_create -pthreads; then
2530 add_cflags -pthreads
afc9aee2 2531 add_extralibs -pthreads
8d94f606
GT
2532 elif check_func pthread_create -lpthreadGC2; then
2533 add_extralibs -lpthreadGC2
9e7fd101
MR
2534 elif ! check_lib pthread.h pthread_create -lpthread; then
2535 die "ERROR: can't find pthreads library"
2536 fi
57bd82d4
MR
2537fi
2538
8eee7025 2539for thread in $THREADS_LIST; do
e5f94c2b 2540 if enabled $thread; then
3ae3b721
RP
2541 test -n "$thread_type" &&
2542 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2543 thread_type="$thread"
e5f94c2b
RP
2544 fi
2545done
2546
fdf88598 2547check_lib math.h sin -lm
ff418735 2548check_lib va/va.h vaInitialize -lva
fdf88598 2549
645d2652
MR
2550check_mathfunc exp2
2551check_mathfunc exp2f
2552check_mathfunc llrint
2553check_mathfunc log2
2554check_mathfunc log2f
2555check_mathfunc lrint
2556check_mathfunc lrintf
2557check_mathfunc round
2558check_mathfunc roundf
2559check_mathfunc truncf
f32adb22 2560
57bd82d4 2561# these are off by default, so fail if requested and not available
a1b3c5a3 2562enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2563enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2564 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2565 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2566enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2567enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2568enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2569enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2570enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2571enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2572enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2573enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2574enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2575 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2576enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2577enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2578enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2579enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2580 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2581 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2582enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2583enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2584
0b4a1821
AS
2585# libdc1394 check
2586if enabled libdc1394; then
2587 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2588 enable libdc1394_2; } ||
2589 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2590 enable libdc1394_1; } ||
2591 die "ERROR: No version of libdc1394 found "
2592fi
2593
6a1a892f 2594SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2595if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2596 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2597 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2598 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2599 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2600 enable sdl &&
2601 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2602fi
57bd82d4 2603
2270b4b2 2604texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2605
73b46a95 2606if enabled network; then
96000432 2607 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2608 check_type netdb.h "struct addrinfo"
b4d68544
MS
2609 check_type netinet/in.h "struct ipv6_mreq"
2610 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2611 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2612 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2613 # Prefer arpa/inet.h over winsock2
2614 if check_header arpa/inet.h ; then
2615 check_func closesocket
2616 elif check_header winsock2.h ; then
f4c13872
MS
2617 check_func_headers winsock2.h closesocket -lws2 && \
2618 network_extralibs="-lws2" || \
2619 { check_func_headers winsock2.h closesocket -lws2_32 && \
2620 network_extralibs="-lws2_32"; }
72be9e73 2621 check_type ws2tcpip.h socklen_t
c0018613 2622 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2623 check_type ws2tcpip.h "struct ipv6_mreq"
2624 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2625 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2626 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2627 else
2628 disable network
73b46a95
RP
2629 fi
2630fi
2631
06e31011
RP
2632check_header linux/videodev.h
2633check_header linux/videodev2.h
1b6e8b73 2634check_header sys/videoio.h
47f38850 2635
27796dc3 2636check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2637
f8aa696f 2638# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2639{ check_header dev/bktr/ioctl_meteor.h &&
2640 check_header dev/bktr/ioctl_bt848.h; } ||
2641{ check_header machine/ioctl_meteor.h &&
2642 check_header machine/ioctl_bt848.h; } ||
2643{ check_header dev/video/meteor/ioctl_meteor.h &&
2644 check_header dev/video/bktr/ioctl_bt848.h; } ||
2645check_header dev/ic/bt8xx.h
f8aa696f 2646
c7682de0
RP
2647check_header sys/soundcard.h
2648check_header soundcard.h
deb29777 2649
b6f3d925 2650enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2651
0e57fe17 2652enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2653
56a059ac 2654enabled x11grab &&
f58f4ce1
GP
2655check_header X11/Xlib.h &&
2656check_header X11/extensions/XShm.h &&
0a045661 2657check_header X11/extensions/Xfixes.h &&
f58f4ce1 2658check_func XOpenDisplay -lX11 &&
781c1aa6
R
2659check_func XShmCreateImage -lX11 -lXext &&
2660check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2661
598ef02b 2662if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2663check_cpp_condition \
2664 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2665 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2666 disable vdpau; }
abf649c7 2667fi
deda2a4a 2668
95e561ec 2669enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2670
2671# add some useful compiler flags if supported
2672check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2673check_cflags -Wall
2674check_cflags -Wno-switch
c07bd6a9
MN
2675check_cflags -Wdisabled-optimization
2676check_cflags -Wpointer-arith
2677check_cflags -Wredundant-decls
cc1fb623 2678check_cflags -Wno-pointer-sign
f4929996 2679check_cflags -Wcast-qual
9aceb3cf 2680check_cflags -Wwrite-strings
652a5bf6 2681check_cflags -Wtype-limits
764551c6 2682check_cflags -Wundef
5af4e0cc 2683enabled extra_warnings && check_cflags -Winline
cf9d24ad 2684
57bd82d4 2685# add some linker flags
5c0e9479 2686check_ldflags -Wl,--warn-common
8351d2ba
DB
2687check_ldflags -Wl,--as-needed
2688check_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 2689check_ldflags -Wl,-Bsymbolic
94a3401e 2690
a482e61b
MR
2691echo "X{};" > $TMPV
2692test_ldflags -Wl,--version-script,$TMPV &&
2693 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2694
bd2216e4 2695if enabled small; then
14ca9cd0 2696 add_cflags $size_cflags
8400d6b8
DB
2697 optimizations="small"
2698elif enabled optimizations; then
14ca9cd0 2699 add_cflags $speed_cflags
cddf3f45 2700fi
11fdbc44 2701check_cflags -fno-math-errno
b2eb2ff0 2702check_cflags -fno-signed-zeros
cddf3f45 2703
629687f6 2704if enabled icc; then
b1598b58
MR
2705 # Just warnings, no remarks
2706 check_cflags -w1
2707 # -wd: Disable following warnings
2708 # 144, 167, 556: -Wno-pointer-sign
2709 # 10006: ignoring unknown option -fno-signed-zeros
2710 # 10156: ignoring option '-W'; no argument required
2711 check_cflags -wd144,167,556,10006,10156
2712 # 11030: Warning unknown option --as-needed
2713 # 10156: ignoring option '-export'; no argument required
2714 check_ldflags -wd10156,11030
2715 # Allow to compile with optimizations
2716 check_ldflags -march=$cpu
be2cf98a
CEH
2717 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2718 enable ebp_available
df442a8d
MR
2719elif enabled ccc; then
2720 # disable some annoying warnings
2721 add_cflags -msg_disable cvtu32to64
2722 add_cflags -msg_disable embedcomment
2723 add_cflags -msg_disable needconstext
2724 add_cflags -msg_disable nomainieee
2725 add_cflags -msg_disable ptrmismatch1
2726 add_cflags -msg_disable unreachcode
973859f5
MR
2727elif enabled gcc; then
2728 check_cflags -fno-tree-vectorize
06da6943
DC
2729elif enabled clang; then
2730 check_cflags -Qunused-arguments
138132be
MR
2731elif enabled armcc; then
2732 # 2523: use of inline assembler is deprecated
2733 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2734elif enabled tms470; then
2735 add_cflags -pds=824 -pds=837
504a64b9
CEH
2736fi
2737
90be59ef 2738if enabled gprof; then
0f010b2f
DB
2739 add_cflags -p
2740 add_ldflags -p
1db54e20
DB
2741fi
2742
7f3c02fc 2743# Find out if the .align argument is a power of two or not.
9377b6ce 2744check_asm asmalign_pot '".align 3"'
4454dc1b 2745
7483e694
DB
2746enabled_any $DECODER_LIST && enable decoders
2747enabled_any $ENCODER_LIST && enable encoders
5666fd73 2748enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2749enabled_any $BSF_LIST && enable bsfs
2750enabled_any $DEMUXER_LIST && enable demuxers
2751enabled_any $MUXER_LIST && enable muxers
f7679c54 2752enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2753enabled_any $INDEV_LIST && enable indevs
2754enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2755enabled_any $PROTOCOL_LIST && enable protocols
2756
2757enabled_any $THREADS_LIST && enable threads
2758
2759check_deps $CONFIG_LIST \
b6bb00b0 2760 $CONFIG_EXTRA \
7483e694
DB
2761 $HAVE_LIST \
2762 $DECODER_LIST \
2763 $ENCODER_LIST \
5666fd73 2764 $HWACCEL_LIST \
7483e694
DB
2765 $PARSER_LIST \
2766 $BSF_LIST \
2767 $DEMUXER_LIST \
2768 $MUXER_LIST \
f7679c54 2769 $FILTER_LIST \
7483e694
DB
2770 $INDEV_LIST \
2771 $OUTDEV_LIST \
2772 $PROTOCOL_LIST \
f70f03f6 2773
c8a4ae00
MR
2774enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2775
3e89171a 2776echo "install prefix $prefix"
f36958f8
DB
2777echo "source path $source_path"
2778echo "C compiler $cc"
bfd5afd8 2779echo ".align is power-of-two $asmalign_pot"
f36958f8 2780echo "ARCH $arch ($cpu)"
ce8871c2
MR
2781if test "$build_suffix" != ""; then
2782 echo "build suffix $build_suffix"
eb94aca9 2783fi
ac63af34
DB
2784if test "$extra_version" != ""; then
2785 echo "version string suffix $extra_version"
2786fi
0db2ce77 2787echo "big-endian ${bigendian-no}"
e90f5b5a 2788echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2789if enabled x86; then
af44e8e4 2790 echo "yasm ${yasm-no}"
0db2ce77 2791 echo "MMX enabled ${mmx-no}"
30e98e62 2792 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2793 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2794 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2795 echo "SSE enabled ${sse-no}"
30e98e62 2796 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2797 echo "CMOV enabled ${cmov-no}"
2798 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2799 echo "EBX available ${ebx_available-no}"
2800 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2801 echo "10 operands supported ${ten_operands-no}"
e41e8342 2802fi
5b6c2cbd 2803if enabled arm; then
0db2ce77
MR
2804 echo "ARMv5TE enabled ${armv5te-no}"
2805 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2806 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2807 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2808 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2809 echo "NEON enabled ${neon-no}"
eba9ae3c 2810fi
5b6c2cbd 2811if enabled mips; then
0db2ce77 2812 echo "MMI enabled ${mmi-no}"
e41e8342 2813fi
5b6c2cbd 2814if enabled ppc; then
0db2ce77 2815 echo "AltiVec enabled ${altivec-no}"
30e98e62 2816 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2817 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2818 echo "performance report ${powerpc_perf-no}"
2819fi
2820if enabled sparc; then
2821 echo "VIS enabled ${vis-no}"
e41e8342 2822fi
0db2ce77
MR
2823echo "gprof enabled ${gprof-no}"
2824echo "debug symbols ${debug-no}"
87a0fb62 2825echo "strip symbols ${stripping-no}"
8400d6b8 2826echo "optimizations ${optimizations-no}"
0db2ce77
MR
2827echo "static ${static-no}"
2828echo "shared ${shared-no}"
4a24ab64 2829echo "postprocessing support ${postproc-no}"
f7679c54 2830echo "new filter support ${avfilter-no}"
81124ba0 2831echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2832echo "network support ${network-no}"
0db2ce77
MR
2833echo "threading support ${thread_type-no}"
2834echo "SDL support ${sdl-no}"
0db2ce77
MR
2835echo "Sun medialib support ${mlib-no}"
2836echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2837echo "libdc1394 support ${libdc1394-no}"
690bfceb 2838echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2839echo "libfaac enabled ${libfaac-no}"
2840echo "libfaad enabled ${libfaad-no}"
7e0871a7 2841echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2842echo "libgsm enabled ${libgsm-no}"
2843echo "libmp3lame enabled ${libmp3lame-no}"
2844echo "libnut enabled ${libnut-no}"
0b175caa
DB
2845echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2846echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2847echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2848echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2849echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2850echo "libtheora enabled ${libtheora-no}"
2851echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2852echo "libx264 enabled ${libx264-no}"
2853echo "libxvid enabled ${libxvid-no}"
0db2ce77 2854echo "zlib enabled ${zlib-no}"
f402916e 2855echo "bzlib enabled ${bzlib-no}"
2c62e737 2856echo
de6d9b64 2857
5666fd73 2858for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2859 echo "Enabled ${type}s:"
f65c9da1 2860 eval list=\$$(toupper $type)_LIST
8138b9db 2861 for part in $list; do
f65c9da1
MR
2862 enabled $part && echo ${part%_*}
2863 done | sort | pr -3 -t
2864 echo
8138b9db
RP
2865done
2866
ba7a7039 2867license="LGPL version 2.1 or later"
ba321adb 2868if enabled nonfree; then
ba7a7039 2869 license="nonfree and unredistributable"
9cad0e4e
DB
2870elif enabled gplv3; then
2871 license="GPL version 3 or later"
2872elif enabled lgplv3; then
2873 license="LGPL version 3 or later"
ba321adb 2874elif enabled gpl; then
ba7a7039 2875 license="GPL version 2 or later"
ba321adb
JK
2876fi
2877
2878echo "License: $license"
ca5323af 2879
cf1392e9
DB
2880echo "Creating config.mak and config.h..."
2881
df642790
MR
2882# build tree in object directory if source path is different from current one
2883if enabled source_path_used; then
2884 DIRS="
2885 doc
2886 libavcodec
2887 libavcodec/$arch
2888 libavdevice
2889 libavfilter
2890 libavformat
2891 libavutil
2892 libavutil/$arch
2893 libpostproc
2894 libswscale
2895 libswscale/$arch
2896 tests
2897 tools
2898 "
2899 FILES="
2900 Makefile
2901 common.mak
2902 subdir.mak
2903 doc/texi2pod.pl
2904 libavcodec/Makefile
2905 libavdevice/Makefile
2906 libavfilter/Makefile
2907 libavformat/Makefile
2908 libavutil/Makefile
2909 libpostproc/Makefile
2910 libswscale/Makefile
2911 "
2912 for dir in $DIRS ; do
2913 mkdir -p $dir
2914 done
2915 for f in $FILES ; do
2916 $ln_s "$source_path/$f" $f
2917 done
2918fi
2919
ad212cc6
MR
2920enabled stripping || strip="echo skipping strip"
2921
173c983b
MR
2922cat > config.mak <<EOF
2923# Automatically generated by configure - do not modify!
2924ifndef FFMPEG_CONFIG_MAK
2925FFMPEG_CONFIG_MAK=1
2926FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2927prefix=$prefix
2928LIBDIR=\$(DESTDIR)$libdir
2929SHLIBDIR=\$(DESTDIR)$shlibdir
2930INCDIR=\$(DESTDIR)$incdir
2931BINDIR=\$(DESTDIR)$bindir
2932DATADIR=\$(DESTDIR)$datadir
2933MANDIR=\$(DESTDIR)$mandir
2934SRC_PATH="$source_path"
2935SRC_PATH_BARE=$source_path
2936BUILD_ROOT="$PWD"
2937ARCH=$arch
2938CC=$cc
2939AS=$as
2940LD=$ld
2941DEPCC=$dep_cc
2942YASM=$yasmexe
2943AR=$ar
2944RANLIB=$ranlib
2945LN_S=$ln_s
2946STRIP=$strip
2947CPPFLAGS=$CPPFLAGS
2948CFLAGS=$CFLAGS
2949ASFLAGS=$ASFLAGS
2950CC_O=$CC_O
2951LDFLAGS=$LDFLAGS
2952FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2953SHFLAGS=$SHFLAGS
2954YASMFLAGS=$YASMFLAGS
2955BUILDSUF=$build_suffix
2956FULLNAME=$FULLNAME
2957LIBPREF=$LIBPREF
2958LIBSUF=$LIBSUF
2959LIBNAME=$LIBNAME
2960SLIBPREF=$SLIBPREF
2961SLIBSUF=$SLIBSUF
2962EXESUF=$EXESUF
2963EXTRA_VERSION=$extra_version
2964DEPFLAGS=$DEPFLAGS
2965CCDEP=$CCDEP
2966ASDEP=$ASDEP
2967CC_DEPFLAGS=$CC_DEPFLAGS
2968AS_DEPFLAGS=$AS_DEPFLAGS
2969HOSTCC=$host_cc
2970HOSTCFLAGS=$host_cflags
2971HOSTEXESUF=$HOSTEXESUF
2972HOSTLDFLAGS=$host_ldflags
2973HOSTLIBS=$host_libs
2974TARGET_EXEC=$target_exec
2975TARGET_PATH=$target_path
2976SDL_LIBS=$sdl_libs
2977SDL_CFLAGS=$sdl_cflags
2978LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2979EXTRALIBS=$extralibs
2980EOF
5a872801 2981
719c8e00
MR
2982get_version(){
2983 name=$1
2984 file=$source_path/$2
147e7692
MR
2985 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2986 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2987 lcname=$(tolower $name)
2988 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2989 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2990}
2991
147e7692
MR
2992get_version LIBSWSCALE libswscale/swscale.h
2993get_version LIBPOSTPROC libpostproc/postprocess.h
2994get_version LIBAVCODEC libavcodec/avcodec.h
2995get_version LIBAVDEVICE libavdevice/avdevice.h
2996get_version LIBAVFORMAT libavformat/avformat.h
2997get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2998get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2999
173c983b
MR
3000enabled shared && cat >> config.mak <<EOF
3001LIBTARGET=${LIBTARGET}
3002SLIBNAME=${SLIBNAME}
3003SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3004SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3005SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3006SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3007SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3008SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
3009EOF
523ef551 3010
173c983b
MR
3011enabled asmalign_pot || align_shift="1 <<"
3012
3013cat > $TMPH <<EOF
3014/* Automatically generated by configure - do not modify! */
3015#ifndef FFMPEG_CONFIG_H
3016#define FFMPEG_CONFIG_H
3017#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3018#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3019#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3020#define CC_TYPE "$cc_type"
3021#define CC_VERSION $cc_version
3022#define restrict $_restrict
3023#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3024#define EXTERN_PREFIX "${extern_prefix}"
3025#define EXTERN_ASM ${extern_prefix}
3026EOF
523ef551 3027
4ae40685
MR
3028test -n "$malloc_prefix" &&
3029 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3030
523ef551
DB
3031if enabled small || disabled optimizations; then
3032 echo "#define av_always_inline" >> $TMPH
3033fi
3034
3d907e22
MR
3035print_config ARCH_ $TMPH config.mak $ARCH_LIST
3036print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3037print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3038 $CONFIG_EXTRA \
7483e694
DB
3039 $DECODER_LIST \
3040 $ENCODER_LIST \
5666fd73 3041 $HWACCEL_LIST \
7483e694
DB
3042 $PARSER_LIST \
3043 $BSF_LIST \
3044 $DEMUXER_LIST \
3045 $MUXER_LIST \
f7679c54 3046 $FILTER_LIST \
7483e694
DB
3047 $PROTOCOL_LIST \
3048 $INDEV_LIST \
3049 $OUTDEV_LIST \
8ac17293 3050
9c05103f 3051echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3052echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3053
b7860763 3054# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3055cp_if_changed $TMPH config.h
3d204385 3056
a3e02a8c
MR
3057cat > $TMPH <<EOF
3058/* Generated by ffconf */
3059#ifndef AVUTIL_AVCONFIG_H
3060#define AVUTIL_AVCONFIG_H
3061EOF
3062
3063print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3064
3065echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3066
3067cp_if_changed $TMPH libavutil/avconfig.h
3068
d0674868 3069# build pkg-config files
def4272a 3070
d0674868
DB
3071pkgconfig_generate(){
3072name=$1
b0dfd108 3073shortname=${name#lib}${build_suffix}
d0674868
DB
3074comment=$2
3075version=$3
3076libs=$4
3077requires=$5
25cd5cb3 3078cat <<EOF > $name/$name.pc
3e89171a 3079prefix=$prefix
a94e666c 3080exec_prefix=\${prefix}
f2b7382c 3081libdir=$libdir
7622778e 3082includedir=$incdir
def4272a 3083
d0674868
DB
3084Name: $name
3085Description: $comment
3086Version: $version
8cd6b388 3087Requires: $(enabled shared || echo $requires)
5dcfe9f8 3088Requires.private: $(enabled shared && echo $requires)
def4272a 3089Conflicts:
8cd6b388 3090Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3091Libs.private: $(enabled shared && echo $libs)
76a448ed 3092Cflags: -I\${includedir}
def4272a 3093EOF
25cd5cb3 3094cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3095prefix=
3096exec_prefix=
46d1ff83 3097libdir=\${pcfiledir}
1d44d365 3098includedir=${source_path}
def4272a 3099
d0674868
DB
3100Name: $name
3101Description: $comment
3102Version: $version
3103Requires: $requires
def4272a 3104Conflicts:
12701f6e 3105Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3106Cflags: -I\${includedir}
3107EOF
d0674868 3108}
def4272a 3109
e426941d 3110pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3111pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3112pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3113pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3114enabled avfilter &&
46983309 3115 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3116enabled postproc &&
e426941d 3117 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3118pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"