In ogg muxer, use random serial number of each ogg streams
[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
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
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93 --enable-avfilter-lavf video filters dependent on avformat [no]
94 --enable-beosthreads use BeOS threads [no]
95 --enable-os2threads use OS/2 threads [no]
96 --enable-pthreads use pthreads [no]
97 --enable-w32threads use Win32 threads [no]
98 --enable-x11grab enable X11 grabbing [no]
99 --disable-network disable network support [no]
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100 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103 --disable-fastdiv disable table-based division
104 --enable-small optimize for size instead of speed
105 --disable-aandct disable AAN DCT code
7f3f5f46 106 --disable-dct disable DCT code
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107 --disable-fft disable FFT code
108 --disable-golomb disable Golomb code
109 --disable-lpc disable LPC code
110 --disable-mdct disable MDCT code
111 --disable-rdft disable RDFT code
112 --disable-vaapi disable VAAPI code
113 --disable-vdpau disable VDPAU code
92c6a099 114 --disable-dxva2 disable DXVA2 code
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115 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
116 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
117 --enable-memalign-hack emulate memalign, interferes with memory debuggers
118 --enable-beos-netserver enable BeOS netserver
bb55e3a3 119 --disable-everything disable all components listed below
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120 --disable-encoder=NAME disable encoder NAME
121 --enable-encoder=NAME enable encoder NAME
122 --disable-encoders disable all encoders
123 --disable-decoder=NAME disable decoder NAME
124 --enable-decoder=NAME enable decoder NAME
125 --disable-decoders disable all decoders
126 --disable-hwaccel=NAME disable hwaccel NAME
127 --enable-hwaccel=NAME enable hwaccel NAME
128 --disable-hwaccels disable all hwaccels
129 --disable-muxer=NAME disable muxer NAME
130 --enable-muxer=NAME enable muxer NAME
131 --disable-muxers disable all muxers
132 --disable-demuxer=NAME disable demuxer NAME
133 --enable-demuxer=NAME enable demuxer NAME
134 --disable-demuxers disable all demuxers
135 --enable-parser=NAME enable parser NAME
136 --disable-parser=NAME disable parser NAME
137 --disable-parsers disable all parsers
138 --enable-bsf=NAME enable bitstream filter NAME
139 --disable-bsf=NAME disable bitstream filter NAME
140 --disable-bsfs disable all bitstream filters
141 --enable-protocol=NAME enable protocol NAME
142 --disable-protocol=NAME disable protocol NAME
143 --disable-protocols disable all protocols
144 --disable-indev=NAME disable input device NAME
145 --disable-outdev=NAME disable output device NAME
146 --disable-indevs disable input devices
147 --disable-outdevs disable output devices
148 --disable-devices disable all devices
149 --enable-filter=NAME enable filter NAME
150 --disable-filter=NAME disable filter NAME
151 --disable-filters disable all filters
152 --list-decoders show all available decoders
153 --list-encoders show all available encoders
154 --list-hwaccels show all available hardware accelerators
155 --list-muxers show all available muxers
156 --list-demuxers show all available demuxers
157 --list-parsers show all available parsers
158 --list-protocols show all available protocols
159 --list-bsfs show all available bitstream filters
160 --list-indevs show all available input devices
161 --list-outdevs show all available output devices
162 --list-filters show all available filters
163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
167 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
168 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
169 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
170 and libraw1394 [no]
171 --enable-libdirac enable Dirac support via libdirac [no]
172 --enable-libfaac enable FAAC support via libfaac [no]
173 --enable-libfaad enable FAAD support via libfaad [no]
174 --enable-libfaadbin open libfaad.so.0 at runtime [no]
175 --enable-libgsm enable GSM support via libgsm [no]
176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
177 --enable-libnut enable NUT (de)muxing via libnut,
178 native (de)muxer exists [no]
179 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 180 --enable-librtmp enable RTMP[E] support via librtmp [no]
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181 --enable-libschroedinger enable Dirac support via libschroedinger [no]
182 --enable-libspeex enable Speex decoding via libspeex [no]
183 --enable-libtheora enable Theora encoding via libtheora [no]
184 --enable-libvorbis enable Vorbis encoding via libvorbis,
185 native implementation exists [no]
186 --enable-libx264 enable H.264 encoding via x264 [no]
187 --enable-libxvid enable Xvid encoding via xvidcore,
188 native MPEG-4/Xvid encoder exists [no]
189 --enable-mlib enable Sun medialib [no]
190 --enable-zlib enable zlib [autodetect]
191
192Advanced options (experts only):
193 --source-path=PATH path to source code [$source_path]
194 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
195 --enable-cross-compile assume a cross-compiler is used
196 --sysroot=PATH root of cross-build tree
197 --sysinclude=PATH location of cross-build system headers
198 --target-os=OS compiler targets OS [$target_os]
199 --target-exec=CMD command to run executables on target
200 --target-path=DIR path to view of build directory on target
201 --nm=NM use nm tool
121d78d0 202 --ar=AR use archive tool AR [$ar_default]
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203 --as=AS use assembler AS [$as_default]
204 --cc=CC use C compiler CC [$cc_default]
205 --ld=LD use linker LD
206 --host-cc=HOSTCC use host C compiler HOSTCC
207 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
208 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
209 --host-libs=HLIBS use libs HLIBS when linking for host
210 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
211 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
212 --extra-libs=ELIBS add ELIBS [$ELIBS]
213 --extra-version=STRING version string suffix []
214 --build-suffix=SUFFIX library name suffix []
215 --arch=ARCH select architecture [$arch]
216 --cpu=CPU select the minimum required CPU (affects
217 instruction selection, may crash on older CPUs)
218 --enable-powerpc-perf enable performance report on PPC
219 (requires enabling PMC)
c8a4ae00 220 --disable-asm disable all assembler optimizations
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221 --disable-altivec disable AltiVec optimizations
222 --disable-amd3dnow disable 3DNow! optimizations
223 --disable-amd3dnowext disable 3DNow! extended optimizations
224 --disable-mmx disable MMX optimizations
225 --disable-mmx2 disable MMX2 optimizations
226 --disable-sse disable SSE optimizations
227 --disable-ssse3 disable SSSE3 optimizations
228 --disable-armv5te disable armv5te optimizations
229 --disable-armv6 disable armv6 optimizations
230 --disable-armv6t2 disable armv6t2 optimizations
231 --disable-armvfp disable ARM VFP optimizations
232 --disable-iwmmxt disable iwmmxt optimizations
233 --disable-mmi disable MMI optimizations
234 --disable-neon disable neon optimizations
235 --disable-vis disable VIS optimizations
236 --disable-yasm disable use of yasm assembler
237 --enable-pic build position-independent code
4ae40685 238 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 239 --enable-sram allow use of on-chip SRAM
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240
241Developer options (useful when working on FFmpeg itself):
242 --disable-debug disable debugging symbols
243 --enable-debug=LEVEL set the debug level [$debuglevel]
244 --enable-gprof enable profiling with gprof [$gprof]
245 --disable-optimizations disable compiler optimizations
246 --enable-extra-warnings enable more compiler warnings
247 --disable-stripping disable stripping of executables and shared libraries
2fad0977 248 --samples=PATH location of test samples for FATE
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249
250NOTE: Object files are built at the place where configure is launched.
251EOF
60e8bc13 252 exit 0
74c53c2d 253}
cf9d24ad 254
57bd82d4 255log(){
2270b4b2 256 echo "$@" >> $logfile
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257}
258
720c69da 259log_file(){
c8e9f801 260 log BEGIN $1
2270b4b2 261 pr -n -t $1 >> $logfile
c8e9f801
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262 log END $1
263}
264
2ba042a7 265echolog(){
c8e9f801 266 log "$@"
57bd82d4 267 echo "$@"
2ba042a7
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268}
269
270die(){
271 echolog "$@"
272 cat <<EOF
d326cf7f 273
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274If you think configure made a mistake, make sure you are using the latest
275version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 276ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 277EOF
e155a21a 278 if disabled logging; then
2ba042a7 279 cat <<EOF
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280Rerun configure with logging enabled (do not use --disable-logging), and
281include the log this produces with your report.
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282EOF
283 else
284cat <<EOF
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285Include the log file "$logfile" produced by configure as this will help
286solving the problem.
2ba042a7
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287EOF
288 fi
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289 exit 1
290}
291
6c6007d6 292# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 293toupper(){
6c6007d6 294 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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295}
296
4a5444db 297tolower(){
6c6007d6 298 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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299}
300
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301c_escape(){
302 echo "$*" | sed 's/["\\]/\\\0/g'
303}
304
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305sh_quote(){
306 v=$(echo "$1" | sed "s/'/'\\\\''/g")
307 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
308 echo "$v"
309}
310
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311filter(){
312 pat=$1
313 shift
314 for v; do
98ef6079 315 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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316 done
317}
318
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319map(){
320 m=$1
321 shift
e0e335a0 322 for v; do eval $m; done
36e2dea0
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323}
324
a8d04fba
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325set_all(){
326 value=$1
327 shift
328 for var in $*; do
329 eval $var=$value
330 done
331}
332
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333set_weak(){
334 value=$1
335 shift
336 for var; do
337 eval : \${$var:=$value}
338 done
339}
340
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341pushvar(){
342 for var in $*; do
343 eval level=\${${var}_level:=0}
344 eval ${var}_${level}="\$$var"
345 eval ${var}_level=$(($level+1))
346 done
347}
348
349popvar(){
350 for var in $*; do
351 eval level=\${${var}_level:-0}
352 test $level = 0 && continue
353 eval level=$(($level-1))
354 eval $var="\${${var}_${level}}"
355 eval ${var}_level=$level
356 eval unset ${var}_${level}
357 done
358}
359
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360enable(){
361 set_all yes $*
362}
363
364disable(){
365 set_all no $*
366}
367
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368enable_weak(){
369 set_weak yes $*
370}
371
372disable_weak(){
373 set_weak no $*
374}
375
72702705 376enable_safe(){
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377 for var; do
378 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
379 done
72702705
MR
380}
381
382disable_safe(){
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383 for var; do
384 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
385 done
72702705
MR
386}
387
f9d328da
MR
388do_enable_deep(){
389 for var; do
390 enabled $var && continue
391 eval sel="\$${var}_select"
c510c7b5
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392 eval sgs="\$${var}_suggest"
393 pushvar var sgs
f9d328da 394 enable_deep $sel
c510c7b5
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395 popvar sgs
396 enable_deep_weak $sgs
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397 popvar var
398 done
399}
400
401enable_deep(){
402 do_enable_deep $*
403 enable $*
404}
405
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406enable_deep_weak(){
407 do_enable_deep $*
408 enable_weak $*
409}
410
57bd82d4 411enabled(){
3250003c
MR
412 test "${1#!}" = "$1" && op== || op=!=
413 eval test "x\$${1#!}" $op "xyes"
44161118
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414}
415
37970ebf 416disabled(){
3250003c
MR
417 test "${1#!}" = "$1" && op== || op=!=
418 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
419}
420
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421enabled_all(){
422 for opt; do
423 enabled $opt || return 1
424 done
425}
426
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427disabled_all(){
428 for opt; do
429 disabled $opt || return 1
430 done
431}
432
44161118
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433enabled_any(){
434 for opt; do
435 enabled $opt && return 0
436 done
437}
438
85bca2c5
DB
439disabled_any(){
440 for opt; do
441 disabled $opt && return 0
442 done
f7b230a7 443 return 1
85bca2c5
DB
444}
445
c9d19248
MR
446set_default(){
447 for opt; do
88268e94 448 eval : \${$opt:=\$${opt}_default}
c9d19248
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449 done
450}
451
4a0d6686
AJ
452is_in(){
453 value=$1
454 shift
455 for var in $*; do
456 [ $var = $value ] && return 0
457 done
458 return 1
459}
460
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461check_deps(){
462 for cfg; do
3250003c 463 cfg="${cfg#!}"
799c9e9b
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464 enabled ${cfg}_checking && die "Circular dependency for $cfg."
465 disabled ${cfg}_checking && continue
466 enable ${cfg}_checking
467
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468 eval dep_all="\$${cfg}_deps"
469 eval dep_any="\$${cfg}_deps_any"
7ef3425f 470 eval dep_sel="\$${cfg}_select"
c510c7b5 471 eval dep_sgs="\$${cfg}_suggest"
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472 eval dep_ifa="\$${cfg}_if"
473 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 474
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475 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
476 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
477 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 478
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479 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
480 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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481 enabled_all $dep_all || disable $cfg
482 enabled_any $dep_any || disable $cfg
7ef3425f 483 disabled_any $dep_sel && disable $cfg
799c9e9b 484
4ec45764
RP
485 if enabled $cfg; then
486 eval dep_extralibs="\$${cfg}_extralibs"
487 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 488 enable_deep $dep_sel
c510c7b5 489 enable_deep_weak $dep_sgs
4ec45764
RP
490 fi
491
799c9e9b 492 disable ${cfg}_checking
30fd06be
MR
493 done
494}
495
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496print_config(){
497 pfx=$1
498 header=$2
499 makefile=$3
500 shift 3
501 for cfg; do
5e622c40 502 ucname="$(toupper $cfg)"
44161118 503 if enabled $cfg; then
3d907e22 504 echo "#define ${pfx}${ucname} 1" >> $header
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MR
505 echo "${pfx}${ucname}=yes" >> $makefile
506 else
b250f9c6 507 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 508 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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509 fi
510 done
57bd82d4
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511}
512
513flags_saved(){
2270b4b2 514 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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515}
516
dcd479c0 517save_flags(){
57bd82d4 518 flags_saved && return
dcd479c0
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519 SAVE_CFLAGS="$CFLAGS"
520 SAVE_LDFLAGS="$LDFLAGS"
521 SAVE_extralibs="$extralibs"
522}
523
524restore_flags(){
f5d28d10 525 flags_saved || return
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526 CFLAGS="$SAVE_CFLAGS"
527 LDFLAGS="$SAVE_LDFLAGS"
528 extralibs="$SAVE_extralibs"
529 unset SAVE_CFLAGS
530 unset SAVE_LDFLAGS
531 unset SAVE_extralibs
532}
533
534temp_cflags(){
535 save_flags
536 CFLAGS="$CFLAGS $*"
537}
538
539temp_ldflags(){
540 save_flags
541 LDFLAGS="$LDFLAGS $*"
542}
543
544temp_extralibs(){
545 save_flags
546 extralibs="$extralibs $*"
547}
548
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549append(){
550 var=$1
551 shift
552 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
553 eval "$var=\"\$$var $*\""
554}
555
50a334e4 556add_cppflags(){
caf458dd 557 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
558}
559
57bd82d4 560add_cflags(){
caf458dd 561 append CFLAGS $($filter_cflags "$@")
57bd82d4
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562}
563
2f2e6c7c 564add_asflags(){
caf458dd 565 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
566}
567
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568add_ldflags(){
569 append LDFLAGS "$@"
570}
571
572add_extralibs(){
573 append extralibs "$@"
574}
575
b0cfb663 576check_cmd(){
b3cb5d51 577 log "$@"
2270b4b2 578 "$@" >> $logfile 2>&1
b0cfb663
MR
579}
580
dcd479c0 581check_cc(){
57bd82d4 582 log check_cc "$@"
2270b4b2 583 cat > $TMPC
720c69da 584 log_file $TMPC
50a334e4 585 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
586}
587
588check_cpp(){
589 log check_cpp "$@"
2270b4b2 590 cat > $TMPC
720c69da 591 log_file $TMPC
9e7f3277 592 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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593}
594
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595check_as(){
596 log check_as "$@"
597 cat > $TMPC
598 log_file $TMPC
2f2e6c7c 599 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
600}
601
940f335a
MR
602check_asm(){
603 log check_asm "$@"
604 name="$1"
3784e82e 605 code="$2"
940f335a 606 shift 2
49214f61
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607 disable $name
608 check_as "$@" <<EOF && enable $name
3784e82e 609void foo(void){ __asm__ volatile($code); }
940f335a
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610EOF
611}
612
304d586d
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613check_yasm(){
614 log check_yasm "$@"
615 echo "$1" > $TMPS
616 log_file $TMPS
617 shift 1
618 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
619}
620
dcd479c0 621check_ld(){
57bd82d4 622 log check_ld "$@"
3155a644
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623 flags=''
624 libs=''
625 for f; do
626 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
627 done
2a194acd 628 check_cc $($filter_cflags $flags) || return
684b28e0 629 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
630}
631
50a334e4
MR
632check_cppflags(){
633 log check_cppflags "$@"
caf458dd
MR
634 set -- $($filter_cppflags "$@")
635 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
636int x;
637EOF
638}
639
dcd479c0 640check_cflags(){
57bd82d4 641 log check_cflags "$@"
caf458dd
MR
642 set -- $($filter_cflags "$@")
643 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
644int x;
645EOF
646}
647
2ed46eea
MR
648test_ldflags(){
649 log test_ldflags "$@"
650 check_ld "$@" <<EOF
c23a0ac8 651int main(void){ return 0; }
dcd479c0
MR
652EOF
653}
654
2ed46eea
MR
655check_ldflags(){
656 log check_ldflags "$@"
657 test_ldflags "$@" && add_ldflags "$@"
658}
659
dcd479c0 660check_header(){
57bd82d4 661 log check_header "$@"
dcd479c0
MR
662 header=$1
663 shift
b77df637
MR
664 disable_safe $header
665 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
666#include <$header>
667int x;
668EOF
669}
670
671check_func(){
57bd82d4 672 log check_func "$@"
dcd479c0
MR
673 func=$1
674 shift
d8bc5f06
MR
675 disable $func
676 check_ld "$@" <<EOF && enable $func
dcd479c0 677extern int $func();
c23a0ac8 678int main(void){ $func(); }
dcd479c0
MR
679EOF
680}
681
645d2652 682check_mathfunc(){
6b73c0ae 683 log check_mathfunc "$@"
645d2652
MR
684 func=$1
685 shift
686 disable $func
687 check_ld "$@" <<EOF && enable $func
688#include <math.h>
33bd38db
MR
689float foo(float f) { return $func(f); }
690int main(void){ return 0; }
645d2652
MR
691EOF
692}
693
2446d3d6
DB
694check_func_headers(){
695 log check_func_headers "$@"
f8d7b072
MR
696 headers=$1
697 func=$2
698 shift 2
699 disable $func
700 incs=""
701 for hdr in $headers; do
702 incs="$incs
703#include <$hdr>"
704 done
cd0d9a9d 705 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 706$incs
d6773f56 707int main(int argc, char **argv){
2b2c2a81 708 return (long) $func;
f8d7b072
MR
709}
710EOF
711}
712
a5344cf7
SS
713check_cpp_condition(){
714 log check_cpp_condition "$@"
715 header=$1
716 condition=$2
f855b7b9
MR
717 shift 2
718 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
719#include <$header>
720#if !($condition)
721#error "unsatisfied condition: $condition"
722#endif
723EOF
724}
725
57bd82d4
MR
726check_lib(){
727 log check_lib "$@"
728 header="$1"
729 func="$2"
730 shift 2
fcfcde17
MR
731 temp_extralibs "$@"
732 check_header $header && check_func $func && add_extralibs "$@"
733 err=$?
734 restore_flags
735 return $err
57bd82d4
MR
736}
737
f8d7b072
MR
738check_lib2(){
739 log check_lib2 "$@"
740 headers="$1"
741 func="$2"
742 shift 2
300cde27 743 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
744}
745
dcd479c0 746check_exec(){
2270b4b2 747 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
748}
749
7dfef245 750check_exec_crash(){
5e622c40 751 code=$(cat)
7dfef245
MR
752
753 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
754 # are safe but may not be available everywhere. Thus we use
755 # raise(SIGTERM) instead. The check is run in a subshell so we
756 # can redirect the "Terminated" message from the shell. SIGBUS
757 # is not defined by standard C so it is used conditionally.
758
2270b4b2 759 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
760#include <signal.h>
761static void sighandler(int sig){
762 raise(SIGTERM);
763}
e5af4a11 764int main(void){
7dfef245
MR
765 signal(SIGILL, sighandler);
766 signal(SIGFPE, sighandler);
767 signal(SIGSEGV, sighandler);
768#ifdef SIGBUS
769 signal(SIGBUS, sighandler);
770#endif
771 { $code }
772}
773EOF
774}
775
72be9e73
DY
776check_type(){
777 log check_type "$@"
778 headers=$1
779 type=$2
780 shift 2
ae550ce9 781 disable_safe "$type"
72be9e73
DY
782 incs=""
783 for hdr in $headers; do
784 incs="$incs
785#include <$hdr>"
786 done
ae550ce9 787 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
788$incs
789$type v;
790EOF
791}
792
14d36751
MR
793check_struct(){
794 log check_type "$@"
795 headers=$1
796 struct=$2
797 member=$3
798 shift 3
799 disable_safe "${struct}_${member}"
800 incs=""
801 for hdr in $headers; do
802 incs="$incs
803#include <$hdr>"
804 done
805 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
806$incs
807const void *p = &(($struct *)0)->$member;
808EOF
809}
810
57bd82d4
MR
811require(){
812 name="$1"
813 header="$2"
814 func="$3"
815 shift 3
816 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
817}
818
f8d7b072
MR
819require2(){
820 name="$1"
821 headers="$2"
822 func="$3"
823 shift 3
824 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
825}
826
eea50282
MR
827check_foo_config(){
828 cfg=$1
829 pkg=$2
830 header=$3
831 func=$4
832 shift 4
833 disable $cfg
834 check_cmd ${pkg}-config --version
835 err=$?
836 if test "$err" = 0; then
5e622c40
DB
837 temp_cflags $(${pkg}-config --cflags)
838 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
839 check_lib "$@" $header $func && enable $cfg
840 fi
841 return $err
842}
843
f0125de9
MR
844check_host_cc(){
845 log check_host_cc "$@"
846 cat > $TMPC
847 log_file $TMPC
848 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
849}
850
851check_host_cflags(){
852 log check_host_cflags "$@"
853 check_host_cc "$@" <<EOF && append host_cflags "$@"
854int x;
855EOF
856}
857
c505dd31
MR
858apply(){
859 file=$1
860 shift
861 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
862}
863
c34681df
MR
864cp_if_changed(){
865 cmp -s "$1" "$2" &&
866 echo "$2 is unchanged" ||
867 cp -f "$1" "$2"
868}
869
dcd61286
DB
870# CONFIG_LIST contains configurable options, while HAVE_LIST is for
871# system-dependent things.
872
4a0d6686
AJ
873COMPONENT_LIST="
874 bsfs
875 decoders
876 demuxers
877 encoders
3cde40aa 878 filters
5666fd73 879 hwaccels
c552605c 880 indevs
4a0d6686 881 muxers
c552605c 882 outdevs
4a0d6686
AJ
883 parsers
884 protocols
885"
886
887CONFIG_LIST="
888 $COMPONENT_LIST
e8ed9b7a 889 aandct
5a0f7131
MR
890 avcodec
891 avdevice
f7679c54
VS
892 avfilter
893 avfilter_lavf
5a0f7131 894 avformat
c88f5d72
MR
895 avisynth
896 beos_netserver
f402916e 897 bzlib
7f3f5f46 898 dct
c73f65d9 899 doc
05aec7bb 900 dwt
92c6a099 901 dxva2
27a9466b 902 fastdiv
c88f5d72
MR
903 ffmpeg
904 ffplay
336ce917 905 ffprobe
c88f5d72 906 ffserver
1848f7d9 907 fft
4f034993 908 golomb
c88f5d72 909 gpl
ecfc4f44 910 gprof
d8d0d0b2 911 gray
4693b031 912 h264dsp
3abe5fbd 913 hardcoded_tables
f7b8bffe 914 libdc1394
690bfceb 915 libdirac
2eed5a46
DB
916 libfaac
917 libfaad
918 libfaadbin
c88f5d72 919 libgsm
6ebe07fb 920 libmp3lame
c88f5d72 921 libnut
0b175caa
DB
922 libopencore_amrnb
923 libopencore_amrwb
9a77d59a 924 libopenjpeg
0f943ce6 925 librtmp
f7cd9eed 926 libschroedinger
ae14f311 927 libspeex
150d2772 928 libtheora
c88f5d72 929 libvorbis
1cc60c47
DB
930 libx264
931 libxvid
f4d608e3 932 lpc
b781cc12 933 lsp
47a158cb 934 mdct
c88f5d72 935 memalign_hack
a8150374 936 mlib
c88f5d72
MR
937 mpegaudio_hp
938 network
3fe142e2 939 nonfree
8a3c8627 940 pic
4a24ab64 941 postproc
2b4c3615 942 powerpc_perf
68602540 943 rdft
e90f5b5a 944 runtime_cpudetect
2e35e684 945 shared
bd2216e4 946 small
6b35d421 947 sram
2e35e684 948 static
5a0f7131 949 swscale
a9ddb5b1 950 swscale_alpha
17492d5e
DB
951 vaapi
952 vdpau
9cad0e4e 953 version3
56a059ac 954 x11grab
c88f5d72 955 zlib
4a0d6686 956"
c88f5d72 957
8eee7025
DB
958THREADS_LIST='
959 beosthreads
d22e8442 960 os2threads
8eee7025
DB
961 pthreads
962 w32threads
963'
964
3f5b56e5
MR
965ARCH_LIST='
966 alpha
a2fc0f6a 967 arm
fdcd782d
MR
968 avr32
969 avr32_ap
970 avr32_uc
3f5b56e5
MR
971 bfin
972 ia64
973 m68k
974 mips
bae3abb0 975 mips64
3f5b56e5 976 parisc
79cb09b2 977 ppc
34d11b87 978 ppc64
3f5b56e5
MR
979 s390
980 sh4
981 sparc
982 sparc64
0844bae1 983 tomi
3f5b56e5
MR
984 x86
985 x86_32
986 x86_64
987'
988
989ARCH_EXT_LIST='
1ac9331a 990 altivec
3bf96eec 991 amd3dnow
a1ef9f08 992 amd3dnowext
1ac9331a 993 armv5te
edab3048 994 armv6
ab5cb084 995 armv6t2
f55b299a 996 armvfp
3f5b56e5
MR
997 iwmmxt
998 mmi
999 mmx
d7f0920b 1000 mmx2
6b18d278 1001 neon
799fde37 1002 ppc4xx
1bb04d5a 1003 sse
9eeed841 1004 ssse3
bd9d34a0 1005 vis
3f5b56e5
MR
1006'
1007
a3e02a8c
MR
1008HAVE_LIST_PUB='
1009 bigendian
1010'
1011
3f5b56e5
MR
1012HAVE_LIST="
1013 $ARCH_EXT_LIST
a3e02a8c 1014 $HAVE_LIST_PUB
3f5b56e5 1015 $THREADS_LIST
35fd8122 1016 alsa_asoundlib_h
3f5b56e5 1017 altivec_h
c9fdab0d 1018 arpa_inet_h
dffb41b9 1019 attribute_may_alias
e7ea5e3d 1020 attribute_packed
6bd859d6 1021 bswap
ecf97f22 1022 closesocket
1ac9331a 1023 cmov
e16e49ac 1024 conio_h
c88f5d72 1025 dcbzl
f8aa696f
DB
1026 dev_bktr_ioctl_bt848_h
1027 dev_bktr_ioctl_meteor_h
1028 dev_ic_bt8xx_h
1029 dev_video_meteor_ioctl_meteor_h
1030 dev_video_bktr_ioctl_bt848_h
18b67ae5 1031 dlfcn_h
c88f5d72 1032 dlopen
bc574408 1033 dos_paths
245626d0
DB
1034 ebp_available
1035 ebx_available
6b7c7703
VS
1036 exp2
1037 exp2f
c2a29455 1038 fast_64bit
669b5583 1039 fast_clz
7073e9fc 1040 fast_cmov
7b829d2a 1041 fast_unaligned
9d99cc5a 1042 fork
84882df6 1043 getaddrinfo
da9e86f8 1044 gethrtime
fc5607f8 1045 GetProcessMemoryInfo
4e68cb8a 1046 GetProcessTimes
66be5b45 1047 getrusage
fc5607f8 1048 struct_rusage_ru_maxrss
2e1913b1 1049 inet_aton
61d251db 1050 inline_asm
abfc8d05 1051 isatty
9f5ff83f 1052 ldbrx
0b4a1821
AS
1053 libdc1394_1
1054 libdc1394_2
a33cab3a 1055 llrint
07876e25 1056 llrintf
d96cd429
MR
1057 local_aligned_16
1058 local_aligned_8
291fd18a 1059 log2
6b7c7703 1060 log2f
85dd97ad 1061 loongson
a33cab3a 1062 lrint
c88f5d72 1063 lrintf
e4673692 1064 lzo1x_999_compress
f8aa696f
DB
1065 machine_ioctl_bt848_h
1066 machine_ioctl_meteor_h
c88f5d72
MR
1067 malloc_h
1068 memalign
6ffa87d3 1069 mkstemp
b4e806b2 1070 pld
1f91cdce 1071 posix_memalign
a33cab3a
MK
1072 round
1073 roundf
c88f5d72
MR
1074 sdl
1075 sdl_video_size
b507ebd1 1076 setmode
72be9e73 1077 socklen_t
deb29777 1078 soundcard_h
f8cda19e 1079 poll_h
0104b608 1080 setrlimit
87958234 1081 strerror_r
c0018613 1082 struct_addrinfo
b4d68544
MS
1083 struct_ipv6_mreq
1084 struct_sockaddr_in6
3b2372bf 1085 struct_sockaddr_sa_len
33a4dbdd 1086 struct_sockaddr_storage
b58412f1 1087 sys_mman_h
b091aa44 1088 sys_resource_h
81644c2e 1089 sys_select_h
deb29777 1090 sys_soundcard_h
1b6e8b73 1091 sys_videoio_h
d3a4b4e0 1092 ten_operands
e16e49ac 1093 termios_h
b265431e 1094 threads
7b04b8a0 1095 truncf
ce742de2 1096 vfp_args
7c5bfe7a 1097 VirtualAlloc
6ff3f3e7 1098 winsock2_h
cc078b5d 1099 xform_asm
304d586d 1100 yasm
0cb78cef 1101"
44161118 1102
b6bb00b0
MR
1103# options emitted with CONFIG_ prefix but not available on command line
1104CONFIG_EXTRA="
dc4f5a1c 1105 avutil
9cad0e4e
DB
1106 gplv3
1107 lgplv3
b6bb00b0
MR
1108"
1109
520cc7f1 1110CMDLINE_SELECT="
3f5b56e5 1111 $ARCH_EXT_LIST
520cc7f1 1112 $CONFIG_LIST
8eee7025 1113 $THREADS_LIST
c8a4ae00 1114 asm
db6107b6 1115 cross_compile
520cc7f1
MR
1116 debug
1117 extra_warnings
8c6afa4d 1118 logging
d2bbb2f7 1119 optimizations
87a0fb62 1120 stripping
7595a5e4 1121 yasm
520cc7f1 1122"
426be5dc
DB
1123
1124PATHS_LIST='
d156bede 1125 bindir
14a8acf1 1126 datadir
26759c44
MR
1127 incdir
1128 libdir
26759c44
MR
1129 mandir
1130 prefix
1131 shlibdir
426be5dc
DB
1132'
1133
1134CMDLINE_SET="
1135 $PATHS_LIST
121d78d0 1136 ar
426be5dc 1137 arch
313c46a6 1138 as
426be5dc
DB
1139 build_suffix
1140 cc
1141 cpu
1142 cross_prefix
50567afa 1143 dep_cc
ac63af34 1144 extra_version
9da6609f
MR
1145 host_cc
1146 host_cflags
1147 host_ldflags
1148 host_libs
82bb3329 1149 host_os
684b28e0 1150 ld
426be5dc 1151 logfile
4ae40685 1152 malloc_prefix
89641463 1153 nm
2fad0977 1154 samples
26759c44 1155 source_path
4f837398 1156 strip
c5200f17
MR
1157 sysinclude
1158 sysroot
a7ada2ba 1159 target_exec
26759c44 1160 target_os
a7ada2ba 1161 target_path
426be5dc 1162"
520cc7f1 1163
89f2932b
MR
1164CMDLINE_APPEND="
1165 extra_cflags
1166"
1167
912f3148
DB
1168# code dependency declarations
1169
9eeed841 1170# architecture extensions
808fa33c 1171
a2fc0f6a
MR
1172armv5te_deps="arm"
1173armv6_deps="arm"
ab5cb084 1174armv6t2_deps="arm"
a2fc0f6a
MR
1175armvfp_deps="arm"
1176iwmmxt_deps="arm"
808fa33c
MR
1177neon_deps="arm"
1178
e241ba14 1179mmi_deps="mips"
808fa33c
MR
1180
1181altivec_deps="ppc"
1182ppc4xx_deps="ppc"
1183
1184vis_deps="sparc"
1185
7f8c3d1f 1186x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1187amd3dnow_deps="mmx"
1188amd3dnowext_deps="amd3dnow"
9eeed841 1189mmx_deps="x86"
75aa95a6 1190mmx2_deps="mmx"
75aa95a6
DB
1191sse_deps="mmx"
1192ssse3_deps="sse"
9eeed841 1193
e939cedd 1194fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1195fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1196fast_unaligned_if_any="armv6 ppc x86"
669b5583 1197
89e053f8 1198need_memalign="altivec neon sse"
6fec122a 1199inline_asm_deps="!tms470"
89e053f8 1200
26fbcc85
MR
1201# subsystems
1202mdct_select="fft"
1203rdft_select="fft"
1204
5666fd73 1205# decoders / encoders / hardware accelerators
49351479 1206aac_decoder_select="mdct rdft aac_parser"
26fbcc85
MR
1207aac_encoder_select="mdct"
1208ac3_decoder_select="mdct ac3_parser"
f4d608e3 1209alac_encoder_select="lpc"
b781cc12 1210amrnb_decoder_select="lsp"
084cbbaa 1211atrac1_decoder_select="mdct"
26fbcc85
MR
1212atrac3_decoder_select="mdct"
1213binkaudio_dct_decoder_select="mdct rdft dct"
1214binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1215cavs_decoder_select="golomb"
26fbcc85 1216cook_decoder_select="mdct"
2eef7c62 1217cscd_decoder_suggest="zlib"
26fbcc85 1218dca_decoder_select="mdct"
e8ed9b7a 1219dnxhd_encoder_select="aandct"
2eef7c62 1220dxa_decoder_select="zlib"
baf91bb9 1221eac3_decoder_select="ac3_decoder"
84c04e25 1222eamad_decoder_select="aandct"
e8ed9b7a 1223eatgq_decoder_select="aandct"
d52b39c7 1224eatqi_decoder_select="aandct"
4f034993
MR
1225ffv1_decoder_select="golomb"
1226flac_decoder_select="golomb"
f4d608e3 1227flac_encoder_select="golomb lpc"
2eef7c62
AJ
1228flashsv_decoder_select="zlib"
1229flashsv_encoder_select="zlib"
4414137e 1230flv_decoder_select="h263_decoder"
4d4b4bd1 1231flv_encoder_select="h263_encoder"
e8ed9b7a 1232h261_encoder_select="aandct"
7f647ae0 1233h263_decoder_select="h263_parser"
e8ed9b7a 1234h263_encoder_select="aandct"
95a61cfc 1235h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1236h263i_decoder_select="h263_decoder"
fe629c2d 1237h263p_encoder_select="h263_encoder"
4693b031 1238h264_decoder_select="golomb h264dsp"
92c6a099
LA
1239h264_dxva2_hwaccel_deps="dxva2api_h"
1240h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1241h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1242h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1243imc_decoder_select="fft mdct"
4f034993
MR
1244jpegls_decoder_select="golomb"
1245jpegls_encoder_select="golomb"
e8ed9b7a 1246ljpeg_encoder_select="aandct"
4f034993 1247loco_decoder_select="golomb"
e8ed9b7a 1248mjpeg_encoder_select="aandct"
2cca233b 1249mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1250mpeg1video_encoder_select="aandct"
1251mpeg2video_encoder_select="aandct"
4414137e 1252mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1253mpeg4_encoder_select="h263_encoder"
95a61cfc 1254mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1255mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
95a61cfc 1256mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1257mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1258mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1259mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1260mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1261msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1262msmpeg4v1_encoder_select="h263_encoder"
4414137e 1263msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1264msmpeg4v2_encoder_select="h263_encoder"
4414137e 1265msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1266msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1267nellymoser_decoder_select="mdct"
1268nellymoser_encoder_select="mdct"
2eef7c62
AJ
1269png_decoder_select="zlib"
1270png_encoder_select="zlib"
b781cc12 1271qcelp_decoder_select="lsp"
26fbcc85 1272qdm2_decoder_select="mdct rdft"
a8beb22f 1273rv10_decoder_select="h263_decoder"
b2bf38b4 1274rv10_encoder_select="h263_encoder"
a8beb22f 1275rv20_decoder_select="h263_decoder"
b2bf38b4 1276rv20_encoder_select="h263_encoder"
4693b031
MR
1277rv30_decoder_select="golomb h264dsp"
1278rv40_decoder_select="golomb h264dsp"
4f034993 1279shorten_decoder_select="golomb"
b781cc12 1280sipr_decoder_select="lsp"
05aec7bb
MR
1281snow_decoder_select="dwt"
1282snow_encoder_select="aandct dwt"
4f034993
MR
1283sonic_decoder_select="golomb"
1284sonic_encoder_select="golomb"
1285sonic_ls_encoder_select="golomb"
19ecfb8a 1286svq1_encoder_select="aandct"
4693b031 1287svq3_decoder_select="golomb h264dsp"
bee2eac5 1288svq3_decoder_suggest="zlib"
4eef77c1 1289theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1290tiff_decoder_suggest="zlib"
1291tiff_encoder_suggest="zlib"
aec09a00 1292truehd_decoder_select="mlp_decoder"
2eef7c62 1293tscc_decoder_select="zlib"
b781cc12 1294twinvq_decoder_select="mdct lsp"
f95bfab0 1295vc1_decoder_select="h263_decoder"
9104cd51 1296vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1297vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1298vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1299vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1300vorbis_decoder_select="mdct"
1301vorbis_encoder_select="mdct"
e82dc4c9
DB
1302vp6a_decoder_select="vp6_decoder"
1303vp6f_decoder_select="vp6_decoder"
084cbbaa 1304wmapro_decoder_select="mdct"
26fbcc85
MR
1305wmav1_decoder_select="mdct"
1306wmav1_encoder_select="mdct"
1307wmav2_decoder_select="mdct"
1308wmav2_encoder_select="mdct"
005ad8a0 1309wmavoice_decoder_select="lsp rdft dct"
f95bfab0 1310wmv1_decoder_select="h263_decoder"
665507aa 1311wmv1_encoder_select="h263_encoder"
f95bfab0 1312wmv2_decoder_select="h263_decoder"
1746e2a9 1313wmv2_encoder_select="h263_encoder"
015f8ee0 1314wmv3_decoder_select="vc1_decoder"
f0f86627 1315wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1316wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1317wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1318zlib_decoder_select="zlib"
1319zlib_encoder_select="zlib"
1320zmbv_decoder_select="zlib"
1321zmbv_encoder_select="zlib"
30fd06be 1322
0afab17e 1323vaapi_deps="va_va_h"
c89c96e9
MR
1324vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1325
28b80940 1326# parsers
4693b031 1327h264_parser_select="golomb h264dsp"
28b80940 1328
f1e94694
DB
1329# bitstream_filters
1330aac_adtstoasc_bsf_select="aac_parser"
1331
912f3148 1332# external libraries
1b71f045 1333libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1334libdirac_encoder_deps="libdirac"
c9171a83 1335libfaac_encoder_deps="libfaac"
69ddbd1d 1336libfaad_decoder_deps="libfaad"
405213b7 1337libfaadbin_extralibs='$ldl'
299c77d5
MR
1338libgsm_decoder_deps="libgsm"
1339libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1340libgsm_ms_decoder_deps="libgsm"
1341libgsm_ms_encoder_deps="libgsm"
1cc60c47 1342libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1343libopencore_amrnb_decoder_deps="libopencore_amrnb"
1344libopencore_amrnb_encoder_deps="libopencore_amrnb"
1345libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1346libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1347libschroedinger_decoder_deps="libschroedinger"
1348libschroedinger_encoder_deps="libschroedinger"
ae14f311 1349libspeex_decoder_deps="libspeex"
150d2772 1350libtheora_encoder_deps="libtheora"
b0caf888 1351libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1352libx264_encoder_deps="libx264"
1353libxvid_encoder_deps="libxvid"
30fd06be 1354
912f3148 1355# demuxers / muxers
03a76ba9 1356ac3_demuxer_deps="ac3_parser"
647c2356 1357asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1358avisynth_demuxer_deps="avisynth"
1359dirac_demuxer_deps="dirac_parser"
5b423887 1360eac3_demuxer_select="ac3_parser"
647c2356 1361ipod_muxer_select="mov_muxer"
4e622dea
SS
1362libnut_demuxer_deps="libnut"
1363libnut_muxer_deps="libnut"
647c2356 1364matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1365matroska_demuxer_suggest="zlib bzlib"
1366mov_demuxer_suggest="zlib"
1367mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1368mp4_muxer_select="mov_muxer"
1369mpegtsraw_demuxer_select="mpegts_demuxer"
1370mxf_d10_muxer_select="mxf_muxer"
24ca518b 1371ogg_demuxer_select="golomb"
647c2356 1372psp_muxer_select="mov_muxer"
4e622dea 1373rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1374rtsp_muxer_deps="sdp_demuxer"
1375rtsp_muxer_select="rtp_muxer"
4e622dea 1376sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
0298cc04 1377sdp_demuxer_select="asf_demuxer rm_demuxer"
f1e94694 1378spdif_muxer_select="aac_parser"
647c2356
DB
1379tg2_muxer_select="mov_muxer"
1380tgp_muxer_select="mov_muxer"
6bdaa5f4 1381w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1382
1383# indevs / outdevs
38e54a75
SS
1384alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1385alsa_indev_extralibs="-lasound"
1386alsa_outdev_deps="alsa_asoundlib_h"
1387alsa_outdev_extralibs="-lasound"
1388audio_beos_indev_deps="audio_beos"
1389audio_beos_indev_extralibs="-lmedia -lbe"
1390audio_beos_outdev_deps="audio_beos"
1391audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1392bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1393dv1394_indev_deps="dv1394 dv_demuxer"
1394jack_indev_deps="jack_jack_h"
1395jack_indev_extralibs="-ljack"
1396libdc1394_indev_deps="libdc1394"
38e54a75
SS
1397oss_indev_deps_any="soundcard_h sys_soundcard_h"
1398oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1399v4l_indev_deps="linux_videodev_h"
1400v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1401vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1402vfwcap_indev_extralibs="-lavicap32"
38e54a75 1403x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1404x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1405
912f3148 1406# protocols
3fff6382 1407gopher_protocol_deps="network"
c08fb000 1408http_protocol_deps="network"
279a0c97 1409http_protocol_select="tcp_protocol"
deeb7012
MS
1410rtmp_protocol_select="tcp_protocol"
1411rtp_protocol_select="udp_protocol"
c08fb000
AB
1412tcp_protocol_deps="network"
1413udp_protocol_deps="network"
1414
f7679c54 1415# filters
81124ba0 1416movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1417avfilter_lavf_deps="avformat"
1418
1419# libraries
1420avdevice_deps="avcodec avformat"
1421avformat_deps="avcodec"
f7679c54 1422
912f3148 1423# programs
5a0f7131
MR
1424ffmpeg_deps="avcodec avformat swscale"
1425ffplay_deps="avcodec avformat swscale sdl"
43689902 1426ffplay_select="rdft"
336ce917 1427ffprobe_deps="avcodec avformat"
5a0f7131 1428ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1429ffserver_extralibs='$ldl'
a2830dca 1430
c73f65d9 1431doc_deps="texi2html"
912f3148 1432
de6d9b64 1433# default parameters
8a608357 1434
2ba042a7 1435logfile="config.err"
8a608357
MR
1436
1437# installation paths
c9d19248
MR
1438prefix_default="/usr/local"
1439bindir_default='${prefix}/bin'
14a8acf1 1440datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1441incdir_default='${prefix}/include'
1442libdir_default='${prefix}/lib'
1443mandir_default='${prefix}/share/man'
1444shlibdir_default="$libdir_default"
8a608357
MR
1445
1446# toolchain
121d78d0 1447ar_default="ar"
13c7df3d 1448cc_default="gcc"
a3d7c197 1449cc_version=\"unknown\"
9da6609f 1450host_cc_default="gcc"
11e6d03a 1451ln_s="ln -sf"
89641463 1452nm_default="nm"
11e6d03a 1453objformat="elf"
be7109c1 1454ranlib="ranlib"
4f837398 1455strip_default="strip"
11e6d03a 1456yasmexe="yasm"
8a608357 1457
8182dc34
MR
1458nm_opts='-g'
1459
8a608357 1460# machine
8d4c00ed 1461arch_default=$(uname -m)
38d0a8aa 1462cpu="generic"
8a608357 1463
8a608357 1464# OS
8d4c00ed
MR
1465target_os_default=$(tolower $(uname -s))
1466host_os=$target_os_default
8a608357 1467
8a608357 1468# configurable options
5a0f7131
MR
1469enable avcodec
1470enable avdevice
cccc039f 1471enable avfilter
5a0f7131 1472enable avformat
dc4f5a1c 1473enable avutil
c8a4ae00 1474enable asm
497237c7 1475enable debug
c73f65d9 1476enable doc
aa033b1e 1477enable fastdiv
497237c7
RP
1478enable ffmpeg
1479enable ffplay
336ce917 1480enable ffprobe
497237c7 1481enable ffserver
497237c7
RP
1482enable mpegaudio_hp
1483enable network
8400d6b8 1484enable optimizations
497237c7 1485enable protocols
530dc538 1486enable static
87a0fb62 1487enable stripping
5a0f7131 1488enable swscale
a9ddb5b1 1489enable swscale_alpha
8a608357 1490
8a608357 1491# build settings
9987769a 1492SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1493FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1494LIBPREF="lib"
1495LIBSUF=".a"
c5f14466
RP
1496FULLNAME='$(NAME)$(BUILDSUF)'
1497LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1498SLIBPREF="lib"
1499SLIBSUF=".so"
c5f14466 1500SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1501SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1502SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1503LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1504
7e6c86e6
MR
1505CC_O='-o $@'
1506
f0125de9 1507host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1508host_libs='-lm'
1509
9b861379 1510target_path='$(CURDIR)'
a7ada2ba 1511
0d7dca36
DB
1512# gcc stupidly only outputs the basename of targets with -MM, but we need the
1513# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1514DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1515DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1516
c597172e 1517# find source path
5e622c40 1518source_path="$(dirname "$0")"
497237c7 1519enable source_path_used
24524f36 1520if test -f configure; then
5e622c40 1521 source_path="$(pwd)"
497237c7 1522 disable source_path_used
c597172e 1523else
5e622c40 1524 source_path="$(cd "$source_path"; pwd)"
c597172e 1525 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1526 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1527 test -e "$source_path/config.h" &&
1528 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1529fi
1530
13cbe2c0 1531for v in "$@"; do
b04251c5
MR
1532 r=${v#*=}
1533 l=${v%"$r"}
1534 r=$(sh_quote "$r")
13cbe2c0
MR
1535 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1536done
c597172e 1537
73ef8980
MR
1538find_things(){
1539 thing=$1
1540 pattern=$2
1541 file=$source_path/$3
932ccf39 1542 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1543}
1544
1545ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1546DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1547HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1548PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1549BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1550MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1551DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1552OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1553INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1554PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1555FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1556
8469ae22
MR
1557for n in $COMPONENT_LIST; do
1558 v=$(toupper ${n%s})_LIST
1559 eval enable \$$v
1560 eval ${n}_if_any="\$$v"
1561done
1562
1563enable $ARCH_EXT_LIST
c597172e
MR
1564
1565die_unknown(){
1566 echo "Unknown option \"$1\"."
1567 echo "See $0 --help for available options."
1568 exit 1
1569}
1570
794f8e97 1571show_list() {
bf0c4afa
RP
1572 suffix=_$1
1573 shift
2b444ea7 1574 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1575 exit 0
1576}
1577
c597172e 1578for opt do
7483e694
DB
1579 optval="${opt#*=}"
1580 case "$opt" in
0f010b2f 1581 --extra-ldflags=*) add_ldflags $optval
7483e694 1582 ;;
0f010b2f 1583 --extra-libs=*) add_extralibs $optval
7483e694 1584 ;;
8fb1cb58 1585 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1586 ;;
40bcf4c7
BL
1587 --enable-debug=*) debuglevel="$optval"
1588 ;;
36e2dea0 1589 --disable-everything)
e0e335a0 1590 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1591 ;;
7483e694 1592 --enable-*=*|--disable-*=*)
8b93ddc3 1593 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1594 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1595 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1596 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1597 $action $(filter "$name" $list)
7483e694
DB
1598 ;;
1599 --enable-?*|--disable-?*)
5e622c40 1600 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1601 if is_in $option $COMPONENT_LIST; then
fed5d54b 1602 test $action = disable && action=unset
e3773a55
MR
1603 eval $action \$$(toupper ${option%s})_LIST
1604 elif is_in $option $CMDLINE_SELECT; then
1605 $action $option
1606 else
1607 die_unknown $opt
1608 fi
7483e694
DB
1609 ;;
1610 --list-*)
1611 NAME="${opt#--list-}"
1612 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1613 NAME=${NAME%s}
1614 eval show_list $NAME \$$(toupper $NAME)_LIST
1615 ;;
1616 --help|-h) show_help
1617 ;;
1618 *)
884a36a7 1619 optname="${opt%%=*}"
26759c44
MR
1620 optname="${optname#--}"
1621 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1622 if is_in $optname $CMDLINE_SET; then
1623 eval $optname='$optval'
1624 elif is_in $optname $CMDLINE_APPEND; then
1625 append $optname "$optval"
1626 else
1627 die_unknown $opt
1628 fi
7483e694
DB
1629 ;;
1630 esac
c597172e
MR
1631done
1632
bcea99bb
MR
1633disabled logging && logfile=/dev/null
1634
13cbe2c0 1635echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1636set >> $logfile
1637
9da6609f
MR
1638test -n "$cross_prefix" && enable cross_compile
1639
8d4c00ed
MR
1640if enabled cross_compile; then
1641 test -n "$arch" && test -n "$target_os" ||
1642 die "Must specify target arch and OS when cross-compiling"
1643fi
1644
1645set_default arch target_os
1646
121d78d0 1647ar_default="${cross_prefix}${ar_default}"
11e6d03a 1648cc_default="${cross_prefix}${cc_default}"
20e0ed95 1649nm_default="${cross_prefix}${nm_default}"
adb2b908 1650ranlib="${cross_prefix}${ranlib}"
4f837398 1651strip_default="${cross_prefix}${strip_default}"
adb2b908 1652
c5200f17
MR
1653sysinclude_default="${sysroot}/usr/include"
1654
4f837398 1655set_default cc nm strip sysinclude
9da6609f
MR
1656enabled cross_compile || host_cc_default=$cc
1657set_default host_cc
13c7df3d 1658
82bb3329
MR
1659exesuf() {
1660 case $1 in
1661 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1662 esac
1663}
1664
1665EXESUF=$(exesuf $target_os)
1666HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1667
e4e69e0b 1668# set temporary file name
a49d42c2 1669: ${TMPDIR:=$TEMPDIR}
c51fafa1 1670: ${TMPDIR:=$TMP}
a49d42c2 1671: ${TMPDIR:=/tmp}
e4e69e0b 1672
54460a83
MR
1673if ! check_cmd type mktemp; then
1674 # simple replacement for missing mktemp
1675 # NOT SAFE FOR GENERAL USE
1676 mktemp(){
1677 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1678 }
1679fi
1680
1681tmpfile(){
1682 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1683 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1684 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1685 append TMPFILES $tmp
1686 eval $1=$tmp
1687}
1688
1689trap 'rm -f -- $TMPFILES' EXIT
1690trap exit HUP INT TERM
1691
1692tmpfile TMPC .c
1693tmpfile TMPE $EXESUF
1694tmpfile TMPH .h
1695tmpfile TMPO .o
1696tmpfile TMPS .S
a482e61b 1697tmpfile TMPV .ver
54460a83
MR
1698tmpfile TMPSH .sh
1699
1700unset -f mktemp
e4e69e0b 1701
993f2d0f
MR
1702# make sure we can execute files in $TMPDIR
1703cat > $TMPSH 2>> $logfile <<EOF
1704#! /bin/sh
1705EOF
1706chmod +x $TMPSH >> $logfile 2>&1
1707if ! $TMPSH >> $logfile 2>&1; then
1708 cat <<EOF
1709Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1710variable to another directory and make sure that it is not mounted noexec.
1711EOF
1712 die "Sanity test failed."
1713fi
993f2d0f 1714
19b4c628
MR
1715filter_cflags=echo
1716filter_cppflags=echo
1717filter_asflags=echo
1718
8f0c157a 1719if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1720 cc_type=gcc
a3d7c197 1721 cc_version=__VERSION__
aef6bd1b
MR
1722 if ! $cc -dumpversion | grep -q '^2\.'; then
1723 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1724 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1725 fi
14ca9cd0
MR
1726 speed_cflags='-O3'
1727 size_cflags='-Os'
629687f6
MR
1728elif $cc --version 2>/dev/null | grep -q Intel; then
1729 cc_type=icc
6e3fa35d 1730 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1731 CC_DEPFLAGS='-MMD'
1732 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1733 speed_cflags='-O3'
1734 size_cflags='-Os'
b05394a0 1735 noopt_cflags='-O1'
629687f6
MR
1736elif $cc -v 2>&1 | grep -q xlc; then
1737 cc_type=xlc
6e3fa35d 1738 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1739 speed_cflags='-O5'
1740 size_cflags='-O5 -qcompact'
df442a8d
MR
1741elif $cc -V 2>/dev/null | grep -q Compaq; then
1742 cc_type=ccc
6e3fa35d 1743 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1744 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1745 debuglevel=3
df442a8d 1746 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1747 speed_cflags='-fast'
1748 size_cflags='-O1'
6a0d5493 1749elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1750 test -d "$sysroot" || die "No valid sysroot specified."
1751 cc_type=armcc
6e3fa35d 1752 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1753 armcc_conf="$PWD/armcc.conf"
1754 $cc --arm_linux_configure \
1755 --arm_linux_config_file="$armcc_conf" \
1756 --configure_sysroot="$sysroot" \
1757 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1758 die "Error creating armcc configuration file."
1759 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1760 as_default="${cross_prefix}gcc"
07dec06e
MR
1761 CC_DEPFLAGS='-MMD'
1762 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1763 speed_cflags='-O3'
1764 size_cflags='-Os'
6fec122a
MR
1765elif $cc -version 2>/dev/null | grep -q TMS470; then
1766 cc_type=tms470
6e3fa35d 1767 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1768 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1769 CC_O='-fr=$(@D)'
1770 as_default="${cross_prefix}gcc"
1771 ld_default="${cross_prefix}gcc"
6fec122a
MR
1772 TMPO=$(basename $TMPC .c).o
1773 append TMPFILES $TMPO
1774 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1775 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1776 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1777 speed_cflags='-O3 -mf=5'
1778 size_cflags='-O3 -mf=2'
6fec122a
MR
1779 filter_cflags=tms470_flags
1780 tms470_flags(){
1781 for flag; do
1782 case $flag in
1783 -march=*|-mcpu=*)
1784 case "${flag#*=}" in
1785 armv7-a|cortex-a*) echo -mv=7a8 ;;
1786 armv7-r|cortex-r*) echo -mv=7r4 ;;
1787 armv7-m|cortex-m*) echo -mv=7m3 ;;
1788 armv6*|arm11*) echo -mv=6 ;;
1789 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1790 echo -mv=5e ;;
1791 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1792 esac
1793 ;;
1794 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1795 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1796 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1797 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1798 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1799 -g) echo -g -mn ;;
587d24ff 1800 -pds=*) echo $flag ;;
6fec122a
MR
1801 esac
1802 done
1803 }
06da6943
DC
1804elif $cc -v 2>&1 | grep -q clang; then
1805 cc_type=clang
1806 cc_version=__VERSION__
1807 CC_DEPFLAGS='-MMD'
1808 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1809 speed_cflags='-O3'
1810 size_cflags='-Os'
2a472e9c
MK
1811elif $cc -V 2>&1 | grep -q Sun; then
1812 cc_type=suncc
1813 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1814 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1815 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1816 speed_cflags='-O5'
1817 size_cflags='-O5 -xspace'
03279bbe
MK
1818 filter_cflags=suncc_flags
1819 suncc_flags(){
1820 for flag; do
1821 case $flag in
1822 -march=*|-mcpu=*)
1823 case "${flag#*=}" in
1824 native) echo -xtarget=native ;;
87ddc38b 1825 v9|niagara) echo -xarch=sparc ;;
03279bbe 1826 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 1827 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
1828 i586|pentium) echo -xchip=pentium ;;
1829 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1830 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1831 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1832 pentium4*) echo -xtarget=pentium4 ;;
1833 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1834 *-sse3) echo -xarch=sse3 ;;
1835 core2) echo -xarch=ssse3 -xchip=core2 ;;
1836 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1837 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1838 k8|opteron|athlon64|athlon-fx)
1839 echo -xarch=sse2a ;;
1840 athlon*) echo -xarch=pentium_proa ;;
1841 esac
1842 ;;
1843 -std=c99) echo -xc99 ;;
1844 -fomit-frame-pointer) echo -xregs=frameptr ;;
1845 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1846 -W*,*) echo $flag ;;
1847 -f*-*|-W*) ;;
1848 *) echo $flag ;;
1849 esac
1850 done
1851 }
629687f6
MR
1852fi
1853
1854test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1855
75bafbac 1856: ${as_default:=$cc}
50567afa 1857: ${dep_cc_default:=$cc}
684b28e0 1858: ${ld_default:=$cc}
121d78d0 1859set_default ar as dep_cc ld
75800dce 1860
07dec06e
MR
1861test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1862test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1863
7f32f40c 1864add_cflags $extra_cflags
2f2e6c7c 1865add_asflags $extra_cflags
7f32f40c 1866
154d432c
MR
1867if test -n "$sysroot"; then
1868 case "$cc_type" in
1869 gcc)
467256f2 1870 add_cppflags --sysroot="$sysroot"
154d432c
MR
1871 add_ldflags --sysroot="$sysroot"
1872 ;;
6fec122a
MR
1873 tms470)
1874 add_cppflags -I"$sysinclude"
1875 add_ldflags --sysroot="$sysroot"
1876 ;;
06da6943 1877 clang)
4def700e
DC
1878 add_cppflags -isysroot "$sysroot"
1879 add_ldflags -isysroot "$sysroot"
06da6943 1880 ;;
154d432c
MR
1881 esac
1882fi
1883
d22c13a8
MR
1884if test "$cpu" = host; then
1885 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1886
1887 case "$cc_type" in
1888 gcc)
1889 check_native(){
1890 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1891 sed -n "/$1=/{
1892 s/.*$1=\\([^ ]*\\).*/\\1/
1893 p
1894 q
1895 }" $TMPE
d22c13a8
MR
1896 }
1897 cpu=$(check_native -march || check_native -mcpu)
1898 ;;
1899 esac
1900
1901 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1902fi
1903
e939cedd
MR
1904# Deal with common $arch aliases
1905case "$arch" in
1906 arm*)
1907 arch="arm"
1908 ;;
1909 mips|mipsel|IP*)
1910 arch="mips"
1911 ;;
47b1860e 1912 mips64*)
e939cedd
MR
1913 arch="mips"
1914 subarch="mips64"
1915 ;;
1916 parisc|hppa)
1917 arch="parisc"
1918 ;;
1919 parisc64|hppa64)
1920 arch="parisc"
1921 subarch="parisc64"
1922 ;;
1923 "Power Macintosh"|ppc|powerpc)
1924 arch="ppc"
1925 ;;
47b1860e 1926 ppc64|powerpc64)
e939cedd
MR
1927 arch="ppc"
1928 subarch="ppc64"
1929 ;;
1930 s390|s390x)
1931 arch="s390"
1932 ;;
1933 sh4|sh)
1934 arch="sh4"
1935 ;;
1936 sun4u|sparc64)
1937 arch="sparc"
1938 subarch="sparc64"
1939 ;;
1940 i[3-6]86|i86pc|BePC|x86_64|amd64)
1941 arch="x86"
1942 ;;
1943esac
1944
1945is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1946enable $arch
e939cedd 1947
df5cdc24 1948# Add processor-specific flags
5d54c126
MR
1949if test "$cpu" = generic; then
1950 : do nothing
1951elif enabled ppc; then
343aef9b 1952
56348891
MR
1953 case $(tolower $cpu) in
1954 601|ppc601|powerpc601)
9dbd5c3d 1955 cpuflags="-mcpu=601"
64ad53ff 1956 disable altivec
9dbd5c3d 1957 ;;
56348891 1958 603*|ppc603*|powerpc603*)
9dbd5c3d 1959 cpuflags="-mcpu=603"
64ad53ff 1960 disable altivec
9dbd5c3d 1961 ;;
56348891 1962 604*|ppc604*|powerpc604*)
9dbd5c3d 1963 cpuflags="-mcpu=604"
64ad53ff 1964 disable altivec
9dbd5c3d 1965 ;;
56348891 1966 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1967 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1968 disable altivec
9dbd5c3d 1969 ;;
56348891 1970 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1971 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1972 ;;
56348891 1973 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1974 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1975 ;;
56348891 1976 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1977 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1978 ;;
56348891 1979 cell)
9dbd5c3d
MR
1980 cpuflags="-mcpu=cell"
1981 enable ldbrx
1982 ;;
7b0b81a1
AL
1983 e500v2)
1984 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1985 disable altivec
1986 ;;
1987 e500)
1988 cpuflags="-mcpu=8540 -mhard-float"
1989 disable altivec
1990 ;;
9dbd5c3d 1991 esac
343aef9b
MR
1992
1993elif enabled x86; then
1994
9dbd5c3d
MR
1995 case $cpu in
1996 i[345]86|pentium)
1997 cpuflags="-march=$cpu"
1998 disable mmx
1999 ;;
2000 # targets that do NOT support conditional mov (cmov)
2001 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2002 cpuflags="-march=$cpu"
2003 disable cmov
2004 ;;
2005 # targets that do support conditional mov (cmov)
2006 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
2007 cpuflags="-march=$cpu"
2008 enable cmov
2009 enable fast_cmov
2010 ;;
2011 # targets that do support conditional mov but on which it's slow
2012 pentium4|pentium4m|prescott|nocona)
2013 cpuflags="-march=$cpu"
2014 enable cmov
2015 disable fast_cmov
2016 ;;
2017 esac
343aef9b
MR
2018
2019elif enabled sparc; then
2020
9dbd5c3d 2021 case $cpu in
26b7199e
MK
2022 niagara)
2023 cpuflags="-mcpu=$cpu"
2024 disable vis
2025 ;;
9dbd5c3d
MR
2026 sparc64)
2027 cpuflags="-mcpu=v9"
2028 ;;
2029 esac
343aef9b
MR
2030
2031elif enabled arm; then
2032
34ba23c9
MR
2033 case $cpu in
2034 armv*)
2035 cpuflags="-march=$cpu"
2036 ;;
2037 *)
2038 cpuflags="-mcpu=$cpu"
2039 ;;
2040 esac
343aef9b
MR
2041
2042elif enabled alpha; then
2043
34ba23c9 2044 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2045
2046elif enabled bfin; then
2047
34ba23c9 2048 cpuflags="-mcpu=$cpu"
343aef9b
MR
2049
2050elif enabled mips; then
2051
34ba23c9 2052 cpuflags="-march=$cpu"
343aef9b
MR
2053
2054elif enabled avr32; then
2055
9dbd5c3d
MR
2056 case $cpu in
2057 ap7[02]0[0-2])
2058 subarch="avr32_ap"
2059 cpuflags="-mpart=$cpu"
2060 ;;
2061 ap)
2062 subarch="avr32_ap"
2063 cpuflags="-march=$cpu"
2064 ;;
2065 uc3[ab]*)
2066 subarch="avr32_uc"
2067 cpuflags="-mcpu=$cpu"
2068 ;;
2069 uc)
2070 subarch="avr32_uc"
2071 cpuflags="-march=$cpu"
2072 ;;
2073 esac
df5cdc24 2074
343aef9b
MR
2075fi
2076
df5cdc24
MR
2077add_cflags $cpuflags
2078add_asflags $cpuflags
2079
993f2d0f
MR
2080# compiler sanity check
2081check_exec <<EOF
2082int main(void){ return 0; }
2083EOF
2084if test "$?" != 0; then
2085 echo "$cc is unable to create an executable file."
2086 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2087 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2088 echo "Only do this if you know what cross compiling means."
2089 fi
2090 die "C compiler test failed."
2091fi
2092
38a9c529 2093add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2094check_cflags -std=c99
50a334e4 2095check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2096#include <stdlib.h>
2097EOF
50a334e4 2098check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2099#include <stdlib.h>
2100EOF
e9b9a2f8 2101
f0125de9
MR
2102check_host_cflags -std=c99
2103
b24dbcbd 2104case "$arch" in
e939cedd 2105 alpha|ia64|mips|parisc|sparc)
8a3c8627 2106 spic=$shared
b24dbcbd 2107 ;;
e939cedd 2108 x86)
cfdb6148 2109 subarch="x86_32"
e939cedd 2110 check_cc <<EOF && subarch="x86_64"
58b3536d 2111 int test[(int)sizeof(char*) - 7];
cfdb6148 2112EOF
de27f4d9 2113 if test "$subarch" = "x86_64"; then
e939cedd 2114 spic=$shared
de27f4d9 2115 fi
b24dbcbd 2116 ;;
b24dbcbd
RP
2117esac
2118
343aef9b 2119enable $subarch
8a3c8627 2120enabled spic && enable pic
b24dbcbd 2121
7483e694 2122# OS specific
4f854758 2123case $target_os in
7483e694 2124 beos|haiku|zeta)
c9d19248 2125 prefix_default="$HOME/config"
7483e694 2126 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2127 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2128 case "$gcc_version" in
2129 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2130 disable mmx
2131 ;;
2132 *20010315*) echo "BeBits gcc"
0f010b2f 2133 add_cflags -fno-expensive-optimizations
7483e694
DB
2134 ;;
2135 esac
7483e694
DB
2136 SHFLAGS=-nostart
2137 # enable BeOS things
2138 enable audio_beos
2139 # no need for libm, but the inet stuff
2140 # Check for BONE
2141 # XXX: actually should check for NOT net_server
78fe7631 2142 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2143 network_extralibs="-lbind -lsocket"
2144 else
2145 enable beos_netserver
2146 network_extralibs="-lnet"
2147 fi ;;
2148 sunos)
2149 FFSERVERLDFLAGS=""
9987769a 2150 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2151 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2152 network_extralibs="-lsocket -lnsl"
50a334e4 2153 add_cppflags -D__EXTENSIONS__
8182dc34 2154 nm_opts='-P -g'
7483e694
DB
2155 ;;
2156 netbsd)
07a8eef6
MR
2157 oss_indev_extralibs="-lossaudio"
2158 oss_outdev_extralibs="-lossaudio"
2138dc99 2159 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2160 ;;
2161 openbsd)
89e053f8 2162 enable malloc_aligned
7c4a001a
MR
2163 # On OpenBSD 4.5. the compiler does not use PIC unless
2164 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2165 # however the generated executable will not do anything
2166 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2167 # Thus explicitly enable PIC here.
cd78208b 2168 enable pic
7483e694 2169 SHFLAGS='-shared'
07a8eef6
MR
2170 oss_indev_extralibs="-lossaudio"
2171 oss_outdev_extralibs="-lossaudio"
7483e694 2172 ;;
90b4f091 2173 freebsd|dragonfly)
89e053f8 2174 enable malloc_aligned
7483e694
DB
2175 ;;
2176 bsd/os)
2177 osextralibs="-lpoll -lgnugetopt"
2178 strip="strip -d"
2179 ;;
2180 darwin)
89e053f8 2181 enable malloc_aligned
0138c54e 2182 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2183 strip="strip -x"
2184 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2185 SLIBSUF=".dylib"
2186 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2187 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2188 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2189 objformat="macho"
1b0f6fb8 2190 enabled x86_64 && objformat="macho64"
8dfa86f7 2191 enabled_any pic shared ||
2704bd1a 2192 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2193 ;;
2194 mingw32*)
9d3f4f50 2195 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2196 disable network
2197 else
2198 target_os=mingw32
2199 fi
dcc01c06 2200 LIBTARGET=i386
1fc9fb8a 2201 if enabled x86_64; then
89e053f8 2202 enable malloc_aligned
dcc01c06 2203 LIBTARGET=x64
336cc1b0
MS
2204 elif enabled arm; then
2205 LIBTARGET=arm
dcc01c06 2206 fi
fbd971a4 2207 shlibdir_default="$bindir_default"
7483e694
DB
2208 disable ffserver
2209 SLIBPREF=""
2210 SLIBSUF=".dll"
7483e694
DB
2211 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2212 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2213 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2214 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2215 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2216 install -d "$(LIBDIR)"; \
2217 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2218 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2219 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2220 objformat="win32"
bc574408 2221 enable dos_paths
1894e741 2222 check_cflags -fno-common
b1549d61 2223 if ! enabled x86_64; then
f7ad5aa2
RP
2224 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2225 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2226 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2227 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2228 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2229 fi
7483e694
DB
2230 ;;
2231 cygwin*)
4f854758 2232 target_os=cygwin
fbd971a4 2233 shlibdir_default="$bindir_default"
7483e694
DB
2234 SLIBPREF="cyg"
2235 SLIBSUF=".dll"
2236 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2237 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2238 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2239 objformat="win32"
bc574408 2240 enable dos_paths
1894e741 2241 check_cflags -fno-common
7483e694 2242 ;;
4f365f37 2243 *-dos|freedos|opendos)
fdf11906 2244 disable ffplay ffserver
4f365f37
MK
2245 disable $INDEV_LIST $OUTDEV_LIST
2246 network_extralibs="-lsocket"
ff1c015d 2247 objformat="coff"
bc574408 2248 enable dos_paths
4f365f37 2249 ;;
7483e694 2250 linux)
7483e694
DB
2251 enable dv1394
2252 ;;
2253 irix*)
4f854758 2254 target_os=irix
7483e694
DB
2255 ranlib="echo ignoring ranlib"
2256 ;;
d22e8442 2257 os/2*)
d22e8442
DY
2258 strip="lxlite"
2259 ln_s="cp -f"
d22e8442 2260 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2261 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2262 FFSERVERLDFLAGS=""
287d3b13 2263 LIBSUF="_s.a"
d22e8442
DY
2264 SLIBPREF=""
2265 SLIBSUF=".dll"
2266 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2267 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2268 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2269 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2270 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2271 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2272 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2273 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2274 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2275 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2276 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2277 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2278 enable dos_paths
d22e8442 2279 ;;
83993c1c
AM
2280 gnu/kfreebsd)
2281 ;;
34e82167 2282 gnu)
34e82167 2283 ;;
614d8911
MR
2284 none)
2285 ;;
7483e694 2286 *)
4f924f9a 2287 die "Unknown OS '$target_os'."
7483e694
DB
2288 ;;
2289esac
2290
13cb2187
AS
2291check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2292
c9d19248
MR
2293set_default $PATHS_LIST
2294
c597172e 2295add_extralibs $osextralibs
de6d9b64 2296
28d8e661
DB
2297# Combine FFLDFLAGS and the LDFLAGS environment variable.
2298LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2299
320d060a 2300# we need to build at least one lib type
93b3c083 2301if ! enabled_any static shared; then
320d060a
DB
2302 cat <<EOF
2303At least one library type must be built.
2304Specify --enable-static to build the static libraries or --enable-shared to
2305build the shared libraries as well. To only build the shared libraries specify
2306--disable-static in addition to --enable-shared.
2307EOF
2308 exit 1;
2309fi
2310
abc4e572 2311disabled static && LIBNAME=""
2a320695 2312
a2234ceb
RP
2313if enabled_any libfaad libfaadbin ; then
2314 if check_header faad.h; then
295b8c70 2315 check_cc <<EOF
a2234ceb
RP
2316#include <faad.h>
2317#ifndef FAAD2_VERSION
2318ok faad1
2319#endif
db817cf3 2320int main(void) { return 0; }
a2234ceb
RP
2321EOF
2322 test $? = 0 && enable libfaad2
2323 else
ff3dac65 2324 die "FAAD test failed."
a2234ceb
RP
2325 fi
2326fi
2327
2328
2184c6f7 2329die_license_disabled() {
4c27207c 2330 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2331}
2332
2333die_license_disabled gpl libfaad2
2334die_license_disabled gpl libx264
2335die_license_disabled gpl libxvid
2336die_license_disabled gpl postproc
2337die_license_disabled gpl x11grab
2338
2f7ae63b 2339die_license_disabled nonfree libfaac
b2e3c528 2340
0b175caa
DB
2341die_license_disabled version3 libopencore_amrnb
2342die_license_disabled version3 libopencore_amrwb
2343
9cad0e4e 2344enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2345
9eeed841 2346check_deps $ARCH_EXT_LIST
0f3cb305 2347
40617a6d 2348disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2349
e276d9e8
MR
2350enable_pic() {
2351 enable pic
bce7b696
MR
2352 add_cppflags -DPIC
2353 add_cflags -fPIC
2354 add_asflags -fPIC
e276d9e8
MR
2355}
2356
2357enabled pic && enable_pic
bce7b696 2358
b4d96ba2
MR
2359check_cc <<EOF || die "Symbol mangling check failed."
2360int ff_extern;
2361EOF
8182dc34 2362sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2363extern_prefix=${sym%%ff_extern*}
2364
f65883c8
MR
2365check_cc <<EOF && enable inline_asm
2366void foo(void) { __asm__ volatile ("" ::); }
2367EOF
61d251db 2368
df5e3978
MR
2369_restrict=
2370for restrict_keyword in restrict __restrict__ __restrict; do
2371 check_cc <<EOF && _restrict=$restrict_keyword && break
2372void foo(char * $restrict_keyword p);
2373EOF
2374done
2375
2376check_cc <<EOF && enable attribute_packed
2377struct { int x; } __attribute__((packed)) x;
2378EOF
2379
dffb41b9
MR
2380check_cc <<EOF && enable attribute_may_alias
2381union { int x; } __attribute__((may_alias)) x;
2382EOF
2383
df5e3978
MR
2384check_cc <<EOF || die "endian test failed"
2385unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2386EOF
48fc536a 2387od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2388
e939cedd
MR
2389if enabled alpha; then
2390
2391 check_cflags -mieee
2392
2393elif enabled arm; then
e45391bb 2394
50fa82e6
MR
2395 check_cflags -marm
2396
fa0912fe
MR
2397 check_ld <<EOF && enable vfp_args
2398__asm__ (".eabi_attribute 28, 1");
2399int main(void) { return 0; }
2400EOF
2401
2402 # We have to check if pld is a nop and disable it.
2403 check_asm pld '"pld [r0]"'
2404
2405 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2406 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2407 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2408 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2409 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2410 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2411
e276d9e8
MR
2412 enabled_all armv6t2 shared !pic && enable_pic
2413
fa0912fe 2414elif enabled mips; then
e45391bb 2415
fa0912fe
MR
2416 check_asm loongson '"dmult.g $1, $2, $3"'
2417 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2418
fa0912fe 2419elif enabled ppc; then
e45391bb 2420
e6a0c354
MR
2421 enable local_aligned_8 local_aligned_16
2422
fa0912fe
MR
2423 check_asm dcbzl '"dcbzl 0, 1"'
2424 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2425 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2426
2427 # AltiVec flags: The FSF version of GCC differs from the Apple version
2428 if enabled altivec; then
2429 check_cflags -maltivec -mabi=altivec &&
2430 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2431 check_cflags -faltivec
2432
2433 # check if our compiler supports Motorola AltiVec C API
2434 check_cc <<EOF || disable altivec
2435$inc_altivec_h
2436int main(void) {
2437 vector signed int v1, v2, v3;
2438 v1 = vec_add(v2,v3);
2439 return 0;
2440}
2441EOF
2442
2443 # check if our compiler supports braces for vector declarations
2444 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2445$inc_altivec_h
2446int main (void) { (vector int) {1}; return 0; }
2447EOF
2448 fi
e45391bb 2449
fa0912fe 2450elif enabled sparc; then
e45391bb 2451
fa0912fe
MR
2452 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2453 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2454
fa0912fe 2455elif enabled x86; then
e45391bb 2456
e6a0c354
MR
2457 enable local_aligned_8 local_aligned_16
2458
44965991
PI
2459 # check whether EBP is available on x86
2460 # As 'i' is stored on the stack, this program will crash
2461 # if the base pointer is used to access it because the
2462 # base pointer is cleared in the inline assembly code.
7dfef245 2463 check_exec_crash <<EOF && enable ebp_available
44965991 2464 volatile int i=0;
be449fca 2465 __asm__ volatile (
44965991
PI
2466 "xorl %%ebp, %%ebp"
2467 ::: "%ebp");
2468 return i;
44965991
PI
2469EOF
2470
f494213c 2471 # check whether EBX is available on x86
7cee5421
MR
2472 check_asm ebx_available '""::"b"(0)' &&
2473 check_asm ebx_available '"":::"%ebx"'
8e380710 2474
d3a4b4e0
DB
2475 # check whether more than 10 operands are supported
2476 check_cc <<EOF && enable ten_operands
2477int main(void) {
2478 int x=0;
2479 __asm__ volatile(
2480 ""
2481 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2482 );
2483 return 0;
2484}
2485EOF
2486
d7f0920b 2487 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2488 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2489 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2490
2491 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2492
d52481b9 2493 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2494 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2495 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2496 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2497 case "$objformat" in
2498 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2499 esac
7595a5e4 2500 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2501
669b5583
MR
2502 case "$cpu" in
2503 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2504 disable fast_clz
2505 ;;
2506 esac
2507
44965991
PI
2508fi
2509
a98bb16d
RP
2510if check_func dlopen; then
2511 ldl=
2512elif check_func dlopen -ldl; then
2513 ldl=-ldl
8bf5d58f
MN
2514fi
2515
75ecf149
DB
2516# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2517check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2518
7483e694 2519check_func fork
84882df6 2520check_func getaddrinfo $network_extralibs
7483e694
DB
2521check_func gethrtime
2522check_func getrusage
fc5607f8 2523check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2524check_func inet_aton $network_extralibs
abfc8d05 2525check_func isatty
4ae40685 2526check_func ${malloc_prefix}memalign && enable memalign
7483e694 2527check_func mkstemp
4ae40685 2528check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2529check_func setrlimit
87958234 2530check_func strerror_r
b507ebd1 2531check_func_headers io.h setmode
e4673692 2532check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2533check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2534check_func_headers windows.h GetProcessTimes
7c5bfe7a 2535check_func_headers windows.h VirtualAlloc
6ffa87d3 2536
e16e49ac 2537check_header conio.h
a98bb16d 2538check_header dlfcn.h
92c6a099 2539check_header dxva2api.h
a98bb16d 2540check_header malloc.h
bf6ce82d 2541check_header poll.h
b58412f1 2542check_header sys/mman.h
b091aa44 2543check_header sys/resource.h
bf6ce82d 2544check_header sys/select.h
a98bb16d 2545check_header termios.h
272081b0
CEH
2546check_header vdpau/vdpau.h
2547check_header vdpau/vdpau_x11.h
68178ca9 2548check_header X11/extensions/XvMClib.h
a98bb16d 2549
9104cd51
RP
2550check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2551
89e053f8
MR
2552if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2553 enabled_any $need_memalign ; then
1f91cdce 2554 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2555fi
e16e49ac 2556
a4fa192c 2557disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2558disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2559
2560# check for some common methods of building with pthread support
2561# do this before the optional library checks as some of them require pthreads
2562if enabled pthreads; then
9e7fd101
MR
2563 if check_func pthread_create; then
2564 :
2565 elif check_func pthread_create -pthread; then
2566 add_cflags -pthread
afc9aee2 2567 add_extralibs -pthread
9e7fd101
MR
2568 elif check_func pthread_create -pthreads; then
2569 add_cflags -pthreads
afc9aee2 2570 add_extralibs -pthreads
8d94f606
GT
2571 elif check_func pthread_create -lpthreadGC2; then
2572 add_extralibs -lpthreadGC2
9e7fd101
MR
2573 elif ! check_lib pthread.h pthread_create -lpthread; then
2574 die "ERROR: can't find pthreads library"
2575 fi
57bd82d4
MR
2576fi
2577
8eee7025 2578for thread in $THREADS_LIST; do
e5f94c2b 2579 if enabled $thread; then
3ae3b721
RP
2580 test -n "$thread_type" &&
2581 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2582 thread_type="$thread"
e5f94c2b
RP
2583 fi
2584done
2585
fdf88598 2586check_lib math.h sin -lm
ff418735 2587check_lib va/va.h vaInitialize -lva
fdf88598 2588
645d2652
MR
2589check_mathfunc exp2
2590check_mathfunc exp2f
2591check_mathfunc llrint
07876e25 2592check_mathfunc llrintf
645d2652
MR
2593check_mathfunc log2
2594check_mathfunc log2f
2595check_mathfunc lrint
2596check_mathfunc lrintf
2597check_mathfunc round
2598check_mathfunc roundf
2599check_mathfunc truncf
f32adb22 2600
57bd82d4 2601# these are off by default, so fail if requested and not available
a1b3c5a3 2602enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2603enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2604 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2605 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2606enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2607enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2608enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2609enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2610enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2611enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2612enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2613enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0f943ce6 2614enabled librtmp && require librtmp librtmp/rtmp.h RTMP_Init -lrtmp
36718e51
DB
2615enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2616 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2617enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2618enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2619enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
60877ad9 2620enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
e8c7fca9
JGG
2621 { check_cpp_condition x264.h "X264_BUILD >= 90" ||
2622 die "ERROR: libx264 version must be >= 0.90."; }
2bfecf73 2623enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2624enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2625
0b4a1821
AS
2626# libdc1394 check
2627if enabled libdc1394; then
2628 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2629 enable libdc1394_2; } ||
2630 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2631 enable libdc1394_1; } ||
2632 die "ERROR: No version of libdc1394 found "
2633fi
2634
6a1a892f 2635SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2636if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2637 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2638 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2639 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2640 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2641 enable sdl &&
2642 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2643fi
57bd82d4 2644
2270b4b2 2645texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2646
73b46a95 2647if enabled network; then
96000432 2648 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2649 check_type netdb.h "struct addrinfo"
b4d68544
MS
2650 check_type netinet/in.h "struct ipv6_mreq"
2651 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2652 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2653 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2654 # Prefer arpa/inet.h over winsock2
2655 if check_header arpa/inet.h ; then
2656 check_func closesocket
2657 elif check_header winsock2.h ; then
f4c13872
MS
2658 check_func_headers winsock2.h closesocket -lws2 && \
2659 network_extralibs="-lws2" || \
2660 { check_func_headers winsock2.h closesocket -lws2_32 && \
2661 network_extralibs="-lws2_32"; }
72be9e73 2662 check_type ws2tcpip.h socklen_t
c0018613 2663 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2664 check_type ws2tcpip.h "struct ipv6_mreq"
2665 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2666 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2667 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2668 else
2669 disable network
73b46a95
RP
2670 fi
2671fi
2672
06e31011
RP
2673check_header linux/videodev.h
2674check_header linux/videodev2.h
1b6e8b73 2675check_header sys/videoio.h
47f38850 2676
27796dc3 2677check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2678
f8aa696f 2679# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2680{ check_header dev/bktr/ioctl_meteor.h &&
2681 check_header dev/bktr/ioctl_bt848.h; } ||
2682{ check_header machine/ioctl_meteor.h &&
2683 check_header machine/ioctl_bt848.h; } ||
2684{ check_header dev/video/meteor/ioctl_meteor.h &&
2685 check_header dev/video/bktr/ioctl_bt848.h; } ||
2686check_header dev/ic/bt8xx.h
f8aa696f 2687
c7682de0
RP
2688check_header sys/soundcard.h
2689check_header soundcard.h
deb29777 2690
b6f3d925 2691enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2692
0e57fe17 2693enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2694
56a059ac 2695enabled x11grab &&
f58f4ce1
GP
2696check_header X11/Xlib.h &&
2697check_header X11/extensions/XShm.h &&
0a045661 2698check_header X11/extensions/Xfixes.h &&
f58f4ce1 2699check_func XOpenDisplay -lX11 &&
781c1aa6
R
2700check_func XShmCreateImage -lX11 -lXext &&
2701check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2702
598ef02b 2703if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2704check_cpp_condition \
2705 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2706 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2707 disable vdpau; }
abf649c7 2708fi
deda2a4a 2709
95e561ec 2710enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2711
2712# add some useful compiler flags if supported
2713check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2714check_cflags -Wall
2715check_cflags -Wno-switch
c07bd6a9
MN
2716check_cflags -Wdisabled-optimization
2717check_cflags -Wpointer-arith
2718check_cflags -Wredundant-decls
cc1fb623 2719check_cflags -Wno-pointer-sign
f4929996 2720check_cflags -Wcast-qual
9aceb3cf 2721check_cflags -Wwrite-strings
652a5bf6 2722check_cflags -Wtype-limits
764551c6 2723check_cflags -Wundef
fc298fd9 2724check_cflags -Wmissing-prototypes
5af4e0cc 2725enabled extra_warnings && check_cflags -Winline
cf9d24ad 2726
57bd82d4 2727# add some linker flags
5c0e9479 2728check_ldflags -Wl,--warn-common
8351d2ba
DB
2729check_ldflags -Wl,--as-needed
2730check_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 2731check_ldflags -Wl,-Bsymbolic
94a3401e 2732
a482e61b
MR
2733echo "X{};" > $TMPV
2734test_ldflags -Wl,--version-script,$TMPV &&
2735 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2736
bd2216e4 2737if enabled small; then
14ca9cd0 2738 add_cflags $size_cflags
8400d6b8
DB
2739 optimizations="small"
2740elif enabled optimizations; then
14ca9cd0 2741 add_cflags $speed_cflags
b05394a0
MR
2742else
2743 add_cflags $noopt_cflags
cddf3f45 2744fi
11fdbc44 2745check_cflags -fno-math-errno
b2eb2ff0 2746check_cflags -fno-signed-zeros
cddf3f45 2747
629687f6 2748if enabled icc; then
b1598b58
MR
2749 # Just warnings, no remarks
2750 check_cflags -w1
2751 # -wd: Disable following warnings
2752 # 144, 167, 556: -Wno-pointer-sign
2753 # 10006: ignoring unknown option -fno-signed-zeros
2754 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2755 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2756 # 11030: Warning unknown option --as-needed
2757 # 10156: ignoring option '-export'; no argument required
2758 check_ldflags -wd10156,11030
2759 # Allow to compile with optimizations
2760 check_ldflags -march=$cpu
be2cf98a
CEH
2761 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2762 enable ebp_available
df442a8d
MR
2763elif enabled ccc; then
2764 # disable some annoying warnings
2765 add_cflags -msg_disable cvtu32to64
2766 add_cflags -msg_disable embedcomment
2767 add_cflags -msg_disable needconstext
2768 add_cflags -msg_disable nomainieee
2769 add_cflags -msg_disable ptrmismatch1
2770 add_cflags -msg_disable unreachcode
973859f5
MR
2771elif enabled gcc; then
2772 check_cflags -fno-tree-vectorize
62df111c 2773 check_cflags -Werror=implicit
de63bfec 2774 check_cflags -Werror=missing-prototypes
06da6943
DC
2775elif enabled clang; then
2776 check_cflags -Qunused-arguments
138132be
MR
2777elif enabled armcc; then
2778 # 2523: use of inline assembler is deprecated
2779 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2780 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2781elif enabled tms470; then
2782 add_cflags -pds=824 -pds=837
504a64b9
CEH
2783fi
2784
90be59ef 2785if enabled gprof; then
0f010b2f
DB
2786 add_cflags -p
2787 add_ldflags -p
1db54e20
DB
2788fi
2789
7f3c02fc 2790# Find out if the .align argument is a power of two or not.
9377b6ce 2791check_asm asmalign_pot '".align 3"'
4454dc1b 2792
7483e694
DB
2793enabled_any $THREADS_LIST && enable threads
2794
2795check_deps $CONFIG_LIST \
b6bb00b0 2796 $CONFIG_EXTRA \
7483e694
DB
2797 $HAVE_LIST \
2798 $DECODER_LIST \
2799 $ENCODER_LIST \
5666fd73 2800 $HWACCEL_LIST \
7483e694
DB
2801 $PARSER_LIST \
2802 $BSF_LIST \
2803 $DEMUXER_LIST \
2804 $MUXER_LIST \
f7679c54 2805 $FILTER_LIST \
7483e694
DB
2806 $INDEV_LIST \
2807 $OUTDEV_LIST \
2808 $PROTOCOL_LIST \
f70f03f6 2809
3bfd582c 2810enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 2811
3e89171a 2812echo "install prefix $prefix"
f36958f8
DB
2813echo "source path $source_path"
2814echo "C compiler $cc"
bfd5afd8 2815echo ".align is power-of-two $asmalign_pot"
f36958f8 2816echo "ARCH $arch ($cpu)"
ce8871c2
MR
2817if test "$build_suffix" != ""; then
2818 echo "build suffix $build_suffix"
eb94aca9 2819fi
ac63af34
DB
2820if test "$extra_version" != ""; then
2821 echo "version string suffix $extra_version"
2822fi
0db2ce77 2823echo "big-endian ${bigendian-no}"
e90f5b5a 2824echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2825if enabled x86; then
af44e8e4 2826 echo "yasm ${yasm-no}"
0db2ce77 2827 echo "MMX enabled ${mmx-no}"
30e98e62 2828 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2829 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2830 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2831 echo "SSE enabled ${sse-no}"
30e98e62 2832 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2833 echo "CMOV enabled ${cmov-no}"
2834 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2835 echo "EBX available ${ebx_available-no}"
2836 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2837 echo "10 operands supported ${ten_operands-no}"
e41e8342 2838fi
5b6c2cbd 2839if enabled arm; then
0db2ce77
MR
2840 echo "ARMv5TE enabled ${armv5te-no}"
2841 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2842 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2843 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2844 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2845 echo "NEON enabled ${neon-no}"
eba9ae3c 2846fi
5b6c2cbd 2847if enabled mips; then
0db2ce77 2848 echo "MMI enabled ${mmi-no}"
e41e8342 2849fi
5b6c2cbd 2850if enabled ppc; then
0db2ce77 2851 echo "AltiVec enabled ${altivec-no}"
30e98e62 2852 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2853 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2854 echo "performance report ${powerpc_perf-no}"
2855fi
2856if enabled sparc; then
2857 echo "VIS enabled ${vis-no}"
e41e8342 2858fi
0db2ce77
MR
2859echo "gprof enabled ${gprof-no}"
2860echo "debug symbols ${debug-no}"
87a0fb62 2861echo "strip symbols ${stripping-no}"
8400d6b8 2862echo "optimizations ${optimizations-no}"
0db2ce77
MR
2863echo "static ${static-no}"
2864echo "shared ${shared-no}"
4a24ab64 2865echo "postprocessing support ${postproc-no}"
f7679c54 2866echo "new filter support ${avfilter-no}"
81124ba0 2867echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2868echo "network support ${network-no}"
0db2ce77
MR
2869echo "threading support ${thread_type-no}"
2870echo "SDL support ${sdl-no}"
0db2ce77
MR
2871echo "Sun medialib support ${mlib-no}"
2872echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2873echo "libdc1394 support ${libdc1394-no}"
690bfceb 2874echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2875echo "libfaac enabled ${libfaac-no}"
2876echo "libfaad enabled ${libfaad-no}"
7e0871a7 2877echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2878echo "libgsm enabled ${libgsm-no}"
2879echo "libmp3lame enabled ${libmp3lame-no}"
2880echo "libnut enabled ${libnut-no}"
0b175caa
DB
2881echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2882echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2883echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 2884echo "librtmp enabled ${librtmp-no}"
f7cd9eed 2885echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2886echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2887echo "libtheora enabled ${libtheora-no}"
2888echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2889echo "libx264 enabled ${libx264-no}"
2890echo "libxvid enabled ${libxvid-no}"
0db2ce77 2891echo "zlib enabled ${zlib-no}"
f402916e 2892echo "bzlib enabled ${bzlib-no}"
2c62e737 2893echo
de6d9b64 2894
5666fd73 2895for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2896 echo "Enabled ${type}s:"
f65c9da1 2897 eval list=\$$(toupper $type)_LIST
8138b9db 2898 for part in $list; do
f65c9da1
MR
2899 enabled $part && echo ${part%_*}
2900 done | sort | pr -3 -t
2901 echo
8138b9db
RP
2902done
2903
ba7a7039 2904license="LGPL version 2.1 or later"
ba321adb 2905if enabled nonfree; then
ba7a7039 2906 license="nonfree and unredistributable"
9cad0e4e
DB
2907elif enabled gplv3; then
2908 license="GPL version 3 or later"
2909elif enabled lgplv3; then
2910 license="LGPL version 3 or later"
ba321adb 2911elif enabled gpl; then
ba7a7039 2912 license="GPL version 2 or later"
ba321adb
JK
2913fi
2914
2915echo "License: $license"
ca5323af 2916
cf1392e9
DB
2917echo "Creating config.mak and config.h..."
2918
df642790
MR
2919# build tree in object directory if source path is different from current one
2920if enabled source_path_used; then
2921 DIRS="
2922 doc
2923 libavcodec
2924 libavcodec/$arch
2925 libavdevice
2926 libavfilter
2927 libavformat
2928 libavutil
2929 libavutil/$arch
2930 libpostproc
2931 libswscale
2932 libswscale/$arch
2933 tests
2934 tools
2935 "
2936 FILES="
2937 Makefile
2938 common.mak
2939 subdir.mak
2940 doc/texi2pod.pl
2941 libavcodec/Makefile
43f60eba 2942 libavcodec/${arch}/Makefile
df642790
MR
2943 libavdevice/Makefile
2944 libavfilter/Makefile
2945 libavformat/Makefile
2946 libavutil/Makefile
2947 libpostproc/Makefile
2948 libswscale/Makefile
2949 "
e0e335a0 2950 map 'mkdir -p $v' $DIRS;
43f60eba 2951 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
2952fi
2953
ad212cc6
MR
2954enabled stripping || strip="echo skipping strip"
2955
173c983b
MR
2956cat > config.mak <<EOF
2957# Automatically generated by configure - do not modify!
2958ifndef FFMPEG_CONFIG_MAK
2959FFMPEG_CONFIG_MAK=1
2960FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2961prefix=$prefix
2962LIBDIR=\$(DESTDIR)$libdir
2963SHLIBDIR=\$(DESTDIR)$shlibdir
2964INCDIR=\$(DESTDIR)$incdir
2965BINDIR=\$(DESTDIR)$bindir
2966DATADIR=\$(DESTDIR)$datadir
2967MANDIR=\$(DESTDIR)$mandir
2968SRC_PATH="$source_path"
2969SRC_PATH_BARE=$source_path
2970BUILD_ROOT="$PWD"
2971ARCH=$arch
2972CC=$cc
2973AS=$as
2974LD=$ld
2975DEPCC=$dep_cc
2976YASM=$yasmexe
a4aea515 2977YASMDEP=$yasmexe
173c983b
MR
2978AR=$ar
2979RANLIB=$ranlib
4335125c 2980CP=cp -p
173c983b
MR
2981LN_S=$ln_s
2982STRIP=$strip
2983CPPFLAGS=$CPPFLAGS
2984CFLAGS=$CFLAGS
2985ASFLAGS=$ASFLAGS
2986CC_O=$CC_O
2987LDFLAGS=$LDFLAGS
2988FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2989SHFLAGS=$SHFLAGS
2990YASMFLAGS=$YASMFLAGS
2991BUILDSUF=$build_suffix
2992FULLNAME=$FULLNAME
2993LIBPREF=$LIBPREF
2994LIBSUF=$LIBSUF
2995LIBNAME=$LIBNAME
2996SLIBPREF=$SLIBPREF
2997SLIBSUF=$SLIBSUF
2998EXESUF=$EXESUF
2999EXTRA_VERSION=$extra_version
3000DEPFLAGS=$DEPFLAGS
3001CCDEP=$CCDEP
3002ASDEP=$ASDEP
3003CC_DEPFLAGS=$CC_DEPFLAGS
3004AS_DEPFLAGS=$AS_DEPFLAGS
3005HOSTCC=$host_cc
3006HOSTCFLAGS=$host_cflags
3007HOSTEXESUF=$HOSTEXESUF
3008HOSTLDFLAGS=$host_ldflags
3009HOSTLIBS=$host_libs
3010TARGET_EXEC=$target_exec
3011TARGET_PATH=$target_path
3012SDL_LIBS=$sdl_libs
3013SDL_CFLAGS=$sdl_cflags
3014LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3015EXTRALIBS=$extralibs
fd676deb 3016INSTALL=install
1afc4750
MR
3017LIBTARGET=${LIBTARGET}
3018SLIBNAME=${SLIBNAME}
3019SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3020SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3021SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3022SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3023SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3024SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2fad0977 3025SAMPLES=$samples
173c983b 3026EOF
5a872801 3027
719c8e00
MR
3028get_version(){
3029 name=$1
3030 file=$source_path/$2
147e7692
MR
3031 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3032 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
3033 lcname=$(tolower $name)
3034 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3035 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
3036}
3037
147e7692
MR
3038get_version LIBSWSCALE libswscale/swscale.h
3039get_version LIBPOSTPROC libpostproc/postprocess.h
3040get_version LIBAVCODEC libavcodec/avcodec.h
3041get_version LIBAVDEVICE libavdevice/avdevice.h
3042get_version LIBAVFORMAT libavformat/avformat.h
3043get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3044get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3045
173c983b
MR
3046enabled asmalign_pot || align_shift="1 <<"
3047
3048cat > $TMPH <<EOF
3049/* Automatically generated by configure - do not modify! */
3050#ifndef FFMPEG_CONFIG_H
3051#define FFMPEG_CONFIG_H
3052#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3053#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3054#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3055#define CC_TYPE "$cc_type"
3056#define CC_VERSION $cc_version
3057#define restrict $_restrict
3058#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3059#define EXTERN_PREFIX "${extern_prefix}"
3060#define EXTERN_ASM ${extern_prefix}
3061EOF
523ef551 3062
4ae40685
MR
3063test -n "$malloc_prefix" &&
3064 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3065
523ef551 3066if enabled small || disabled optimizations; then
9a894c48 3067 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
3068 echo "#define av_always_inline" >> $TMPH
3069fi
3070
3d907e22
MR
3071print_config ARCH_ $TMPH config.mak $ARCH_LIST
3072print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3073print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3074 $CONFIG_EXTRA \
7483e694
DB
3075 $DECODER_LIST \
3076 $ENCODER_LIST \
5666fd73 3077 $HWACCEL_LIST \
7483e694
DB
3078 $PARSER_LIST \
3079 $BSF_LIST \
3080 $DEMUXER_LIST \
3081 $MUXER_LIST \
f7679c54 3082 $FILTER_LIST \
7483e694
DB
3083 $PROTOCOL_LIST \
3084 $INDEV_LIST \
3085 $OUTDEV_LIST \
8ac17293 3086
9c05103f 3087echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3088echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3089
b7860763 3090# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3091cp_if_changed $TMPH config.h
3d204385 3092
a3e02a8c
MR
3093cat > $TMPH <<EOF
3094/* Generated by ffconf */
3095#ifndef AVUTIL_AVCONFIG_H
3096#define AVUTIL_AVCONFIG_H
3097EOF
3098
3099print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3100
3101echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3102
3103cp_if_changed $TMPH libavutil/avconfig.h
3104
d0674868 3105# build pkg-config files
def4272a 3106
d0674868
DB
3107pkgconfig_generate(){
3108name=$1
b0dfd108 3109shortname=${name#lib}${build_suffix}
d0674868
DB
3110comment=$2
3111version=$3
3112libs=$4
3113requires=$5
25cd5cb3 3114cat <<EOF > $name/$name.pc
3e89171a 3115prefix=$prefix
a94e666c 3116exec_prefix=\${prefix}
f2b7382c 3117libdir=$libdir
7622778e 3118includedir=$incdir
def4272a 3119
d0674868
DB
3120Name: $name
3121Description: $comment
3122Version: $version
8cd6b388 3123Requires: $(enabled shared || echo $requires)
5dcfe9f8 3124Requires.private: $(enabled shared && echo $requires)
def4272a 3125Conflicts:
8cd6b388 3126Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3127Libs.private: $(enabled shared && echo $libs)
76a448ed 3128Cflags: -I\${includedir}
def4272a 3129EOF
25cd5cb3 3130cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3131prefix=
3132exec_prefix=
46d1ff83 3133libdir=\${pcfiledir}
1d44d365 3134includedir=${source_path}
def4272a 3135
d0674868
DB
3136Name: $name
3137Description: $comment
3138Version: $version
3139Requires: $requires
def4272a 3140Conflicts:
12701f6e 3141Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3142Cflags: -I\${includedir}
3143EOF
d0674868 3144}
def4272a 3145
e426941d 3146pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3147pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3148pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3149pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3150enabled avfilter &&
46983309 3151 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3152enabled postproc &&
e426941d 3153 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3154pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"