fix compilation with --disable-everything --enable-muxer=mpegts
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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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."
505dfb09
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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
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91 --enable-postproc enable GPLed postprocessing support [no]
92 --enable-avfilter video filter support [no]
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
119 --disable-encoder=NAME disable encoder NAME
120 --enable-encoder=NAME enable encoder NAME
121 --disable-encoders disable all encoders
122 --disable-decoder=NAME disable decoder NAME
123 --enable-decoder=NAME enable decoder NAME
124 --disable-decoders disable all decoders
125 --disable-hwaccel=NAME disable hwaccel NAME
126 --enable-hwaccel=NAME enable hwaccel NAME
127 --disable-hwaccels disable all hwaccels
128 --disable-muxer=NAME disable muxer NAME
129 --enable-muxer=NAME enable muxer NAME
130 --disable-muxers disable all muxers
131 --disable-demuxer=NAME disable demuxer NAME
132 --enable-demuxer=NAME enable demuxer NAME
133 --disable-demuxers disable all demuxers
134 --enable-parser=NAME enable parser NAME
135 --disable-parser=NAME disable parser NAME
136 --disable-parsers disable all parsers
137 --enable-bsf=NAME enable bitstream filter NAME
138 --disable-bsf=NAME disable bitstream filter NAME
139 --disable-bsfs disable all bitstream filters
140 --enable-protocol=NAME enable protocol NAME
141 --disable-protocol=NAME disable protocol NAME
142 --disable-protocols disable all protocols
143 --disable-indev=NAME disable input device NAME
144 --disable-outdev=NAME disable output device NAME
145 --disable-indevs disable input devices
146 --disable-outdevs disable output devices
147 --disable-devices disable all devices
148 --enable-filter=NAME enable filter NAME
149 --disable-filter=NAME disable filter NAME
150 --disable-filters disable all filters
151 --list-decoders show all available decoders
152 --list-encoders show all available encoders
153 --list-hwaccels show all available hardware accelerators
154 --list-muxers show all available muxers
155 --list-demuxers show all available demuxers
156 --list-parsers show all available parsers
157 --list-protocols show all available protocols
158 --list-bsfs show all available bitstream filters
159 --list-indevs show all available input devices
160 --list-outdevs show all available output devices
161 --list-filters show all available filters
162
163External library support:
164 --enable-avisynth enable reading of AVISynth script files [no]
165 --enable-bzlib enable bzlib [autodetect]
166 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
167 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
168 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
169 and libraw1394 [no]
170 --enable-libdirac enable Dirac support via libdirac [no]
171 --enable-libfaac enable FAAC support via libfaac [no]
172 --enable-libfaad enable FAAD support via libfaad [no]
173 --enable-libfaadbin open libfaad.so.0 at runtime [no]
174 --enable-libgsm enable GSM support via libgsm [no]
175 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
176 --enable-libnut enable NUT (de)muxing via libnut,
177 native (de)muxer exists [no]
178 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
179 --enable-libschroedinger enable Dirac support via libschroedinger [no]
180 --enable-libspeex enable Speex decoding via libspeex [no]
181 --enable-libtheora enable Theora encoding via libtheora [no]
182 --enable-libvorbis enable Vorbis encoding via libvorbis,
183 native implementation exists [no]
184 --enable-libx264 enable H.264 encoding via x264 [no]
185 --enable-libxvid enable Xvid encoding via xvidcore,
186 native MPEG-4/Xvid encoder exists [no]
187 --enable-mlib enable Sun medialib [no]
188 --enable-zlib enable zlib [autodetect]
189
190Advanced options (experts only):
191 --source-path=PATH path to source code [$source_path]
192 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
193 --enable-cross-compile assume a cross-compiler is used
194 --sysroot=PATH root of cross-build tree
195 --sysinclude=PATH location of cross-build system headers
196 --target-os=OS compiler targets OS [$target_os]
197 --target-exec=CMD command to run executables on target
198 --target-path=DIR path to view of build directory on target
199 --nm=NM use nm tool
200 --as=AS use assembler AS [$as_default]
201 --cc=CC use C compiler CC [$cc_default]
202 --ld=LD use linker LD
203 --host-cc=HOSTCC use host C compiler HOSTCC
204 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
205 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
206 --host-libs=HLIBS use libs HLIBS when linking for host
207 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
208 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
209 --extra-libs=ELIBS add ELIBS [$ELIBS]
210 --extra-version=STRING version string suffix []
211 --build-suffix=SUFFIX library name suffix []
212 --arch=ARCH select architecture [$arch]
213 --cpu=CPU select the minimum required CPU (affects
214 instruction selection, may crash on older CPUs)
215 --enable-powerpc-perf enable performance report on PPC
216 (requires enabling PMC)
c8a4ae00 217 --disable-asm disable all assembler optimizations
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218 --disable-altivec disable AltiVec optimizations
219 --disable-amd3dnow disable 3DNow! optimizations
220 --disable-amd3dnowext disable 3DNow! extended optimizations
221 --disable-mmx disable MMX optimizations
222 --disable-mmx2 disable MMX2 optimizations
223 --disable-sse disable SSE optimizations
224 --disable-ssse3 disable SSSE3 optimizations
225 --disable-armv5te disable armv5te optimizations
226 --disable-armv6 disable armv6 optimizations
227 --disable-armv6t2 disable armv6t2 optimizations
228 --disable-armvfp disable ARM VFP optimizations
229 --disable-iwmmxt disable iwmmxt optimizations
230 --disable-mmi disable MMI optimizations
231 --disable-neon disable neon optimizations
232 --disable-vis disable VIS optimizations
233 --disable-yasm disable use of yasm assembler
234 --enable-pic build position-independent code
4ae40685 235 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 236 --enable-sram allow use of on-chip SRAM
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237
238Developer options (useful when working on FFmpeg itself):
239 --disable-debug disable debugging symbols
240 --enable-debug=LEVEL set the debug level [$debuglevel]
241 --enable-gprof enable profiling with gprof [$gprof]
242 --disable-optimizations disable compiler optimizations
243 --enable-extra-warnings enable more compiler warnings
244 --disable-stripping disable stripping of executables and shared libraries
245
246NOTE: Object files are built at the place where configure is launched.
247EOF
60e8bc13 248 exit 0
74c53c2d 249}
cf9d24ad 250
57bd82d4 251log(){
2270b4b2 252 echo "$@" >> $logfile
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253}
254
720c69da 255log_file(){
c8e9f801 256 log BEGIN $1
2270b4b2 257 pr -n -t $1 >> $logfile
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258 log END $1
259}
260
2ba042a7 261echolog(){
c8e9f801 262 log "$@"
57bd82d4 263 echo "$@"
2ba042a7
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264}
265
266die(){
267 echolog "$@"
268 cat <<EOF
d326cf7f 269
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270If you think configure made a mistake, make sure you are using the latest
271version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 272ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 273EOF
e155a21a 274 if disabled logging; then
2ba042a7 275 cat <<EOF
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276Rerun configure with logging enabled (do not use --disable-logging), and
277include the log this produces with your report.
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278EOF
279 else
280cat <<EOF
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281Include the log file "$logfile" produced by configure as this will help
282solving the problem.
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283EOF
284 fi
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285 exit 1
286}
287
6c6007d6 288# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 289toupper(){
6c6007d6 290 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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291}
292
4a5444db 293tolower(){
6c6007d6 294 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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295}
296
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297c_escape(){
298 echo "$*" | sed 's/["\\]/\\\0/g'
299}
300
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301sh_quote(){
302 v=$(echo "$1" | sed "s/'/'\\\\''/g")
303 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
304 echo "$v"
305}
306
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307filter(){
308 pat=$1
309 shift
310 for v; do
98ef6079 311 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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312 done
313}
314
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315map(){
316 m=$1
317 shift
3952471d 318 for _; do eval $m; done
36e2dea0
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319}
320
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321set_all(){
322 value=$1
323 shift
324 for var in $*; do
325 eval $var=$value
326 done
327}
328
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329set_weak(){
330 value=$1
331 shift
332 for var; do
333 eval : \${$var:=$value}
334 done
335}
336
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337pushvar(){
338 for var in $*; do
339 eval level=\${${var}_level:=0}
340 eval ${var}_${level}="\$$var"
341 eval ${var}_level=$(($level+1))
342 done
343}
344
345popvar(){
346 for var in $*; do
347 eval level=\${${var}_level:-0}
348 test $level = 0 && continue
349 eval level=$(($level-1))
350 eval $var="\${${var}_${level}}"
351 eval ${var}_level=$level
352 eval unset ${var}_${level}
353 done
354}
355
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356enable(){
357 set_all yes $*
358}
359
360disable(){
361 set_all no $*
362}
363
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364enable_weak(){
365 set_weak yes $*
366}
367
368disable_weak(){
369 set_weak no $*
370}
371
72702705 372enable_safe(){
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MR
373 for var; do
374 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
375 done
72702705
MR
376}
377
378disable_safe(){
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379 for var; do
380 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
381 done
72702705
MR
382}
383
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MR
384do_enable_deep(){
385 for var; do
386 enabled $var && continue
387 eval sel="\$${var}_select"
c510c7b5
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388 eval sgs="\$${var}_suggest"
389 pushvar var sgs
f9d328da 390 enable_deep $sel
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391 popvar sgs
392 enable_deep_weak $sgs
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393 popvar var
394 done
395}
396
397enable_deep(){
398 do_enable_deep $*
399 enable $*
400}
401
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402enable_deep_weak(){
403 do_enable_deep $*
404 enable_weak $*
405}
406
57bd82d4 407enabled(){
3250003c
MR
408 test "${1#!}" = "$1" && op== || op=!=
409 eval test "x\$${1#!}" $op "xyes"
44161118
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410}
411
37970ebf 412disabled(){
3250003c
MR
413 test "${1#!}" = "$1" && op== || op=!=
414 eval test "x\$${1#!}" $op "xno"
37970ebf
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415}
416
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417enabled_all(){
418 for opt; do
419 enabled $opt || return 1
420 done
421}
422
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423disabled_all(){
424 for opt; do
425 disabled $opt || return 1
426 done
427}
428
44161118
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429enabled_any(){
430 for opt; do
431 enabled $opt && return 0
432 done
433}
434
85bca2c5
DB
435disabled_any(){
436 for opt; do
437 disabled $opt && return 0
438 done
f7b230a7 439 return 1
85bca2c5
DB
440}
441
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442set_default(){
443 for opt; do
88268e94 444 eval : \${$opt:=\$${opt}_default}
c9d19248
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445 done
446}
447
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AJ
448is_in(){
449 value=$1
450 shift
451 for var in $*; do
452 [ $var = $value ] && return 0
453 done
454 return 1
455}
456
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457check_deps(){
458 for cfg; do
3250003c 459 cfg="${cfg#!}"
799c9e9b
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460 enabled ${cfg}_checking && die "Circular dependency for $cfg."
461 disabled ${cfg}_checking && continue
462 enable ${cfg}_checking
463
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464 eval dep_all="\$${cfg}_deps"
465 eval dep_any="\$${cfg}_deps_any"
7ef3425f 466 eval dep_sel="\$${cfg}_select"
c510c7b5 467 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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468 eval dep_ifa="\$${cfg}_if"
469 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 470
3d7453e0
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471 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
472 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
473 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 474
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475 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
476 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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477 enabled_all $dep_all || disable $cfg
478 enabled_any $dep_any || disable $cfg
7ef3425f 479 disabled_any $dep_sel && disable $cfg
799c9e9b 480
4ec45764
RP
481 if enabled $cfg; then
482 eval dep_extralibs="\$${cfg}_extralibs"
483 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 484 enable_deep $dep_sel
c510c7b5 485 enable_deep_weak $dep_sgs
4ec45764
RP
486 fi
487
799c9e9b 488 disable ${cfg}_checking
30fd06be
MR
489 done
490}
491
44161118
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492print_config(){
493 pfx=$1
494 header=$2
495 makefile=$3
496 shift 3
497 for cfg; do
5e622c40 498 ucname="$(toupper $cfg)"
44161118 499 if enabled $cfg; then
3d907e22 500 echo "#define ${pfx}${ucname} 1" >> $header
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501 echo "${pfx}${ucname}=yes" >> $makefile
502 else
b250f9c6 503 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 504 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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505 fi
506 done
57bd82d4
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507}
508
509flags_saved(){
2270b4b2 510 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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511}
512
dcd479c0 513save_flags(){
57bd82d4 514 flags_saved && return
dcd479c0
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515 SAVE_CFLAGS="$CFLAGS"
516 SAVE_LDFLAGS="$LDFLAGS"
517 SAVE_extralibs="$extralibs"
518}
519
520restore_flags(){
f5d28d10 521 flags_saved || return
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522 CFLAGS="$SAVE_CFLAGS"
523 LDFLAGS="$SAVE_LDFLAGS"
524 extralibs="$SAVE_extralibs"
525 unset SAVE_CFLAGS
526 unset SAVE_LDFLAGS
527 unset SAVE_extralibs
528}
529
530temp_cflags(){
531 save_flags
532 CFLAGS="$CFLAGS $*"
533}
534
535temp_ldflags(){
536 save_flags
537 LDFLAGS="$LDFLAGS $*"
538}
539
540temp_extralibs(){
541 save_flags
542 extralibs="$extralibs $*"
543}
544
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545append(){
546 var=$1
547 shift
548 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
549 eval "$var=\"\$$var $*\""
550}
551
50a334e4 552add_cppflags(){
caf458dd 553 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
554}
555
57bd82d4 556add_cflags(){
caf458dd 557 append CFLAGS $($filter_cflags "$@")
57bd82d4
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558}
559
2f2e6c7c 560add_asflags(){
caf458dd 561 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
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562}
563
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564add_ldflags(){
565 append LDFLAGS "$@"
566}
567
568add_extralibs(){
569 append extralibs "$@"
570}
571
b0cfb663 572check_cmd(){
b3cb5d51 573 log "$@"
2270b4b2 574 "$@" >> $logfile 2>&1
b0cfb663
MR
575}
576
dcd479c0 577check_cc(){
57bd82d4 578 log check_cc "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
50a334e4 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
582}
583
584check_cpp(){
585 log check_cpp "$@"
2270b4b2 586 cat > $TMPC
720c69da 587 log_file $TMPC
9e7f3277 588 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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589}
590
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591check_as(){
592 log check_as "$@"
593 cat > $TMPC
594 log_file $TMPC
2f2e6c7c 595 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
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596}
597
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598check_asm(){
599 log check_asm "$@"
600 name="$1"
3784e82e 601 code="$2"
940f335a 602 shift 2
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603 disable $name
604 check_as "$@" <<EOF && enable $name
3784e82e 605void foo(void){ __asm__ volatile($code); }
940f335a
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606EOF
607}
608
304d586d
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609check_yasm(){
610 log check_yasm "$@"
611 echo "$1" > $TMPS
612 log_file $TMPS
613 shift 1
614 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
615}
616
dcd479c0 617check_ld(){
57bd82d4 618 log check_ld "$@"
3155a644
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619 flags=''
620 libs=''
621 for f; do
622 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
623 done
2a194acd 624 check_cc $($filter_cflags $flags) || return
684b28e0 625 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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626}
627
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628check_cppflags(){
629 log check_cppflags "$@"
caf458dd
MR
630 set -- $($filter_cppflags "$@")
631 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
632int x;
633EOF
634}
635
dcd479c0 636check_cflags(){
57bd82d4 637 log check_cflags "$@"
caf458dd
MR
638 set -- $($filter_cflags "$@")
639 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
640int x;
641EOF
642}
643
2ed46eea
MR
644test_ldflags(){
645 log test_ldflags "$@"
646 check_ld "$@" <<EOF
c23a0ac8 647int main(void){ return 0; }
dcd479c0
MR
648EOF
649}
650
2ed46eea
MR
651check_ldflags(){
652 log check_ldflags "$@"
653 test_ldflags "$@" && add_ldflags "$@"
654}
655
dcd479c0 656check_header(){
57bd82d4 657 log check_header "$@"
dcd479c0
MR
658 header=$1
659 shift
b77df637
MR
660 disable_safe $header
661 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
662#include <$header>
663int x;
664EOF
665}
666
667check_func(){
57bd82d4 668 log check_func "$@"
dcd479c0
MR
669 func=$1
670 shift
d8bc5f06
MR
671 disable $func
672 check_ld "$@" <<EOF && enable $func
dcd479c0 673extern int $func();
c23a0ac8 674int main(void){ $func(); }
dcd479c0
MR
675EOF
676}
677
645d2652 678check_mathfunc(){
6b73c0ae 679 log check_mathfunc "$@"
645d2652
MR
680 func=$1
681 shift
682 disable $func
683 check_ld "$@" <<EOF && enable $func
684#include <math.h>
33bd38db
MR
685float foo(float f) { return $func(f); }
686int main(void){ return 0; }
645d2652
MR
687EOF
688}
689
2446d3d6
DB
690check_func_headers(){
691 log check_func_headers "$@"
f8d7b072
MR
692 headers=$1
693 func=$2
694 shift 2
695 disable $func
696 incs=""
697 for hdr in $headers; do
698 incs="$incs
699#include <$hdr>"
700 done
cd0d9a9d 701 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 702$incs
d6773f56 703int main(int argc, char **argv){
2b2c2a81 704 return (long) $func;
f8d7b072
MR
705}
706EOF
707}
708
a5344cf7
SS
709check_cpp_condition(){
710 log check_cpp_condition "$@"
711 header=$1
712 condition=$2
f855b7b9
MR
713 shift 2
714 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
715#include <$header>
716#if !($condition)
717#error "unsatisfied condition: $condition"
718#endif
719EOF
720}
721
57bd82d4
MR
722check_lib(){
723 log check_lib "$@"
724 header="$1"
725 func="$2"
726 shift 2
fcfcde17
MR
727 temp_extralibs "$@"
728 check_header $header && check_func $func && add_extralibs "$@"
729 err=$?
730 restore_flags
731 return $err
57bd82d4
MR
732}
733
f8d7b072
MR
734check_lib2(){
735 log check_lib2 "$@"
736 headers="$1"
737 func="$2"
738 shift 2
300cde27 739 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
740}
741
dcd479c0 742check_exec(){
2270b4b2 743 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
744}
745
7dfef245 746check_exec_crash(){
5e622c40 747 code=$(cat)
7dfef245
MR
748
749 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
750 # are safe but may not be available everywhere. Thus we use
751 # raise(SIGTERM) instead. The check is run in a subshell so we
752 # can redirect the "Terminated" message from the shell. SIGBUS
753 # is not defined by standard C so it is used conditionally.
754
2270b4b2 755 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
756#include <signal.h>
757static void sighandler(int sig){
758 raise(SIGTERM);
759}
e5af4a11 760int main(void){
7dfef245
MR
761 signal(SIGILL, sighandler);
762 signal(SIGFPE, sighandler);
763 signal(SIGSEGV, sighandler);
764#ifdef SIGBUS
765 signal(SIGBUS, sighandler);
766#endif
767 { $code }
768}
769EOF
770}
771
72be9e73
DY
772check_type(){
773 log check_type "$@"
774 headers=$1
775 type=$2
776 shift 2
ae550ce9 777 disable_safe "$type"
72be9e73
DY
778 incs=""
779 for hdr in $headers; do
780 incs="$incs
781#include <$hdr>"
782 done
ae550ce9 783 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
784$incs
785$type v;
786EOF
787}
788
14d36751
MR
789check_struct(){
790 log check_type "$@"
791 headers=$1
792 struct=$2
793 member=$3
794 shift 3
795 disable_safe "${struct}_${member}"
796 incs=""
797 for hdr in $headers; do
798 incs="$incs
799#include <$hdr>"
800 done
801 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
802$incs
803const void *p = &(($struct *)0)->$member;
804EOF
805}
806
57bd82d4
MR
807require(){
808 name="$1"
809 header="$2"
810 func="$3"
811 shift 3
812 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
813}
814
f8d7b072
MR
815require2(){
816 name="$1"
817 headers="$2"
818 func="$3"
819 shift 3
820 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
821}
822
eea50282
MR
823check_foo_config(){
824 cfg=$1
825 pkg=$2
826 header=$3
827 func=$4
828 shift 4
829 disable $cfg
830 check_cmd ${pkg}-config --version
831 err=$?
832 if test "$err" = 0; then
5e622c40
DB
833 temp_cflags $(${pkg}-config --cflags)
834 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
835 check_lib "$@" $header $func && enable $cfg
836 fi
837 return $err
838}
839
f0125de9
MR
840check_host_cc(){
841 log check_host_cc "$@"
842 cat > $TMPC
843 log_file $TMPC
844 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
845}
846
847check_host_cflags(){
848 log check_host_cflags "$@"
849 check_host_cc "$@" <<EOF && append host_cflags "$@"
850int x;
851EOF
852}
853
c505dd31
MR
854apply(){
855 file=$1
856 shift
857 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
858}
859
c34681df
MR
860cp_if_changed(){
861 cmp -s "$1" "$2" &&
862 echo "$2 is unchanged" ||
863 cp -f "$1" "$2"
864}
865
dcd61286
DB
866# CONFIG_LIST contains configurable options, while HAVE_LIST is for
867# system-dependent things.
868
4a0d6686
AJ
869COMPONENT_LIST="
870 bsfs
871 decoders
872 demuxers
873 encoders
3cde40aa 874 filters
5666fd73 875 hwaccels
c552605c 876 indevs
4a0d6686 877 muxers
c552605c 878 outdevs
4a0d6686
AJ
879 parsers
880 protocols
881"
882
883CONFIG_LIST="
884 $COMPONENT_LIST
e8ed9b7a 885 aandct
5a0f7131
MR
886 avcodec
887 avdevice
f7679c54
VS
888 avfilter
889 avfilter_lavf
5a0f7131 890 avformat
c88f5d72
MR
891 avisynth
892 beos_netserver
f402916e 893 bzlib
7f3f5f46 894 dct
c73f65d9 895 doc
92c6a099 896 dxva2
27a9466b 897 fastdiv
c88f5d72
MR
898 ffmpeg
899 ffplay
336ce917 900 ffprobe
c88f5d72 901 ffserver
1848f7d9 902 fft
4f034993 903 golomb
c88f5d72 904 gpl
ecfc4f44 905 gprof
d8d0d0b2 906 gray
3abe5fbd 907 hardcoded_tables
f7b8bffe 908 libdc1394
690bfceb 909 libdirac
2eed5a46
DB
910 libfaac
911 libfaad
912 libfaadbin
c88f5d72 913 libgsm
6ebe07fb 914 libmp3lame
c88f5d72 915 libnut
0b175caa
DB
916 libopencore_amrnb
917 libopencore_amrwb
9a77d59a 918 libopenjpeg
f7cd9eed 919 libschroedinger
ae14f311 920 libspeex
150d2772 921 libtheora
c88f5d72 922 libvorbis
1cc60c47
DB
923 libx264
924 libxvid
f4d608e3 925 lpc
b781cc12 926 lsp
47a158cb 927 mdct
c88f5d72 928 memalign_hack
a8150374 929 mlib
c88f5d72
MR
930 mpegaudio_hp
931 network
3fe142e2 932 nonfree
8a3c8627 933 pic
4a24ab64 934 postproc
2b4c3615 935 powerpc_perf
68602540 936 rdft
e90f5b5a 937 runtime_cpudetect
2e35e684 938 shared
bd2216e4 939 small
6b35d421 940 sram
2e35e684 941 static
5a0f7131 942 swscale
a9ddb5b1 943 swscale_alpha
17492d5e
DB
944 vaapi
945 vdpau
9cad0e4e 946 version3
56a059ac 947 x11grab
c88f5d72 948 zlib
4a0d6686 949"
c88f5d72 950
8eee7025
DB
951THREADS_LIST='
952 beosthreads
d22e8442 953 os2threads
8eee7025
DB
954 pthreads
955 w32threads
956'
957
3f5b56e5
MR
958ARCH_LIST='
959 alpha
a2fc0f6a 960 arm
fdcd782d
MR
961 avr32
962 avr32_ap
963 avr32_uc
3f5b56e5
MR
964 bfin
965 ia64
966 m68k
967 mips
bae3abb0 968 mips64
3f5b56e5 969 parisc
79cb09b2 970 ppc
34d11b87 971 ppc64
3f5b56e5
MR
972 s390
973 sh4
974 sparc
975 sparc64
0844bae1 976 tomi
3f5b56e5
MR
977 x86
978 x86_32
979 x86_64
980'
981
982ARCH_EXT_LIST='
1ac9331a 983 altivec
3bf96eec 984 amd3dnow
a1ef9f08 985 amd3dnowext
1ac9331a 986 armv5te
edab3048 987 armv6
ab5cb084 988 armv6t2
f55b299a 989 armvfp
3f5b56e5
MR
990 iwmmxt
991 mmi
992 mmx
d7f0920b 993 mmx2
6b18d278 994 neon
799fde37 995 ppc4xx
1bb04d5a 996 sse
9eeed841 997 ssse3
bd9d34a0 998 vis
3f5b56e5
MR
999'
1000
a3e02a8c
MR
1001HAVE_LIST_PUB='
1002 bigendian
1003'
1004
3f5b56e5
MR
1005HAVE_LIST="
1006 $ARCH_EXT_LIST
a3e02a8c 1007 $HAVE_LIST_PUB
3f5b56e5 1008 $THREADS_LIST
35fd8122 1009 alsa_asoundlib_h
3f5b56e5 1010 altivec_h
c9fdab0d 1011 arpa_inet_h
dffb41b9 1012 attribute_may_alias
e7ea5e3d 1013 attribute_packed
6bd859d6 1014 bswap
ecf97f22 1015 closesocket
1ac9331a 1016 cmov
e16e49ac 1017 conio_h
c88f5d72 1018 dcbzl
f8aa696f
DB
1019 dev_bktr_ioctl_bt848_h
1020 dev_bktr_ioctl_meteor_h
1021 dev_ic_bt8xx_h
1022 dev_video_meteor_ioctl_meteor_h
1023 dev_video_bktr_ioctl_bt848_h
18b67ae5 1024 dlfcn_h
c88f5d72 1025 dlopen
bc574408 1026 dos_paths
245626d0
DB
1027 ebp_available
1028 ebx_available
6b7c7703
VS
1029 exp2
1030 exp2f
c2a29455 1031 fast_64bit
669b5583 1032 fast_clz
7073e9fc 1033 fast_cmov
7b829d2a 1034 fast_unaligned
9d99cc5a 1035 fork
84882df6 1036 getaddrinfo
da9e86f8 1037 gethrtime
fc5607f8 1038 GetProcessMemoryInfo
4e68cb8a 1039 GetProcessTimes
66be5b45 1040 getrusage
fc5607f8 1041 struct_rusage_ru_maxrss
2e1913b1 1042 inet_aton
61d251db 1043 inline_asm
abfc8d05 1044 isatty
9f5ff83f 1045 ldbrx
0b4a1821
AS
1046 libdc1394_1
1047 libdc1394_2
a33cab3a 1048 llrint
d96cd429
MR
1049 local_aligned_16
1050 local_aligned_8
291fd18a 1051 log2
6b7c7703 1052 log2f
85dd97ad 1053 loongson
a33cab3a 1054 lrint
c88f5d72 1055 lrintf
e4673692 1056 lzo1x_999_compress
f8aa696f
DB
1057 machine_ioctl_bt848_h
1058 machine_ioctl_meteor_h
c88f5d72
MR
1059 malloc_h
1060 memalign
6ffa87d3 1061 mkstemp
b4e806b2 1062 pld
1f91cdce 1063 posix_memalign
a33cab3a
MK
1064 round
1065 roundf
c88f5d72
MR
1066 sdl
1067 sdl_video_size
b507ebd1 1068 setmode
72be9e73 1069 socklen_t
deb29777 1070 soundcard_h
f8cda19e 1071 poll_h
0104b608 1072 setrlimit
c0018613 1073 struct_addrinfo
b4d68544
MS
1074 struct_ipv6_mreq
1075 struct_sockaddr_in6
3b2372bf 1076 struct_sockaddr_sa_len
33a4dbdd 1077 struct_sockaddr_storage
b58412f1 1078 sys_mman_h
b091aa44 1079 sys_resource_h
81644c2e 1080 sys_select_h
deb29777 1081 sys_soundcard_h
1b6e8b73 1082 sys_videoio_h
d3a4b4e0 1083 ten_operands
e16e49ac 1084 termios_h
b265431e 1085 threads
7b04b8a0 1086 truncf
ce742de2 1087 vfp_args
7c5bfe7a 1088 VirtualAlloc
6ff3f3e7 1089 winsock2_h
cc078b5d 1090 xform_asm
304d586d 1091 yasm
0cb78cef 1092"
44161118 1093
b6bb00b0
MR
1094# options emitted with CONFIG_ prefix but not available on command line
1095CONFIG_EXTRA="
dc4f5a1c 1096 avutil
9cad0e4e
DB
1097 gplv3
1098 lgplv3
b6bb00b0
MR
1099"
1100
520cc7f1 1101CMDLINE_SELECT="
3f5b56e5 1102 $ARCH_EXT_LIST
520cc7f1 1103 $CONFIG_LIST
8eee7025 1104 $THREADS_LIST
c8a4ae00 1105 asm
db6107b6 1106 cross_compile
520cc7f1
MR
1107 debug
1108 extra_warnings
8c6afa4d 1109 logging
d2bbb2f7 1110 optimizations
87a0fb62 1111 stripping
7595a5e4 1112 yasm
520cc7f1 1113"
426be5dc
DB
1114
1115PATHS_LIST='
d156bede 1116 bindir
14a8acf1 1117 datadir
26759c44
MR
1118 incdir
1119 libdir
26759c44
MR
1120 mandir
1121 prefix
1122 shlibdir
426be5dc
DB
1123'
1124
1125CMDLINE_SET="
1126 $PATHS_LIST
1127 arch
313c46a6 1128 as
426be5dc
DB
1129 build_suffix
1130 cc
1131 cpu
1132 cross_prefix
50567afa 1133 dep_cc
ac63af34 1134 extra_version
9da6609f
MR
1135 host_cc
1136 host_cflags
1137 host_ldflags
1138 host_libs
82bb3329 1139 host_os
684b28e0 1140 ld
426be5dc 1141 logfile
4ae40685 1142 malloc_prefix
89641463 1143 nm
26759c44 1144 source_path
4f837398 1145 strip
c5200f17
MR
1146 sysinclude
1147 sysroot
a7ada2ba 1148 target_exec
26759c44 1149 target_os
a7ada2ba 1150 target_path
426be5dc 1151"
520cc7f1 1152
89f2932b
MR
1153CMDLINE_APPEND="
1154 extra_cflags
1155"
1156
912f3148
DB
1157# code dependency declarations
1158
9eeed841 1159# architecture extensions
808fa33c 1160
a2fc0f6a
MR
1161armv5te_deps="arm"
1162armv6_deps="arm"
ab5cb084 1163armv6t2_deps="arm"
a2fc0f6a
MR
1164armvfp_deps="arm"
1165iwmmxt_deps="arm"
808fa33c
MR
1166neon_deps="arm"
1167
e241ba14 1168mmi_deps="mips"
808fa33c
MR
1169
1170altivec_deps="ppc"
1171ppc4xx_deps="ppc"
1172
1173vis_deps="sparc"
1174
7f8c3d1f 1175x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1176amd3dnow_deps="mmx"
1177amd3dnowext_deps="amd3dnow"
9eeed841 1178mmx_deps="x86"
75aa95a6 1179mmx2_deps="mmx"
75aa95a6
DB
1180sse_deps="mmx"
1181ssse3_deps="sse"
9eeed841 1182
e939cedd 1183fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1184fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1185fast_unaligned_if_any="armv6 ppc x86"
669b5583 1186
89e053f8 1187need_memalign="altivec neon sse"
6fec122a 1188inline_asm_deps="!tms470"
89e053f8 1189
26fbcc85
MR
1190# subsystems
1191mdct_select="fft"
1192rdft_select="fft"
1193
5666fd73 1194# decoders / encoders / hardware accelerators
49351479 1195aac_decoder_select="mdct rdft aac_parser"
26fbcc85
MR
1196aac_encoder_select="mdct"
1197ac3_decoder_select="mdct ac3_parser"
f4d608e3 1198alac_encoder_select="lpc"
b781cc12 1199amrnb_decoder_select="lsp"
084cbbaa 1200atrac1_decoder_select="mdct"
26fbcc85
MR
1201atrac3_decoder_select="mdct"
1202binkaudio_dct_decoder_select="mdct rdft dct"
1203binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1204cavs_decoder_select="golomb"
26fbcc85 1205cook_decoder_select="mdct"
2eef7c62 1206cscd_decoder_suggest="zlib"
26fbcc85 1207dca_decoder_select="mdct"
e8ed9b7a 1208dnxhd_encoder_select="aandct"
2eef7c62 1209dxa_decoder_select="zlib"
baf91bb9 1210eac3_decoder_select="ac3_decoder"
84c04e25 1211eamad_decoder_select="aandct"
e8ed9b7a 1212eatgq_decoder_select="aandct"
d52b39c7 1213eatqi_decoder_select="aandct"
4f034993
MR
1214ffv1_decoder_select="golomb"
1215flac_decoder_select="golomb"
f4d608e3 1216flac_encoder_select="golomb lpc"
2eef7c62
AJ
1217flashsv_decoder_select="zlib"
1218flashsv_encoder_select="zlib"
4414137e 1219flv_decoder_select="h263_decoder"
4d4b4bd1 1220flv_encoder_select="h263_encoder"
e8ed9b7a 1221h261_encoder_select="aandct"
7f647ae0 1222h263_decoder_select="h263_parser"
e8ed9b7a 1223h263_encoder_select="aandct"
ff418735 1224h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1225h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1226h263i_decoder_select="h263_decoder"
fe629c2d 1227h263p_encoder_select="h263_encoder"
4f034993 1228h264_decoder_select="golomb"
92c6a099
LA
1229h264_dxva2_hwaccel_deps="dxva2api_h"
1230h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1231h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1232h264_vaapi_hwaccel_select="vaapi"
711dae77 1233h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1234h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1235imc_decoder_select="fft mdct"
4f034993
MR
1236jpegls_decoder_select="golomb"
1237jpegls_encoder_select="golomb"
e8ed9b7a 1238ljpeg_encoder_select="aandct"
4f034993 1239loco_decoder_select="golomb"
e8ed9b7a 1240mjpeg_encoder_select="aandct"
2cca233b 1241mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1242mpeg1video_encoder_select="aandct"
1243mpeg2video_encoder_select="aandct"
4414137e 1244mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1245mpeg4_encoder_select="h263_encoder"
711dae77 1246mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1247mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1248mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1249mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1250mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1251mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1252mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1253mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1254mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1255mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1256mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1257mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1258msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1259msmpeg4v1_encoder_select="h263_encoder"
4414137e 1260msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1261msmpeg4v2_encoder_select="h263_encoder"
4414137e 1262msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1263msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1264nellymoser_decoder_select="mdct"
1265nellymoser_encoder_select="mdct"
2eef7c62
AJ
1266png_decoder_select="zlib"
1267png_encoder_select="zlib"
b781cc12 1268qcelp_decoder_select="lsp"
26fbcc85 1269qdm2_decoder_select="mdct rdft"
a8beb22f 1270rv10_decoder_select="h263_decoder"
b2bf38b4 1271rv10_encoder_select="h263_encoder"
a8beb22f 1272rv20_decoder_select="h263_decoder"
b2bf38b4 1273rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1274rv30_decoder_select="golomb"
1275rv40_decoder_select="golomb"
4f034993 1276shorten_decoder_select="golomb"
b781cc12 1277sipr_decoder_select="lsp"
fa725249 1278snow_encoder_select="aandct"
4f034993
MR
1279sonic_decoder_select="golomb"
1280sonic_encoder_select="golomb"
1281sonic_ls_encoder_select="golomb"
19ecfb8a 1282svq1_encoder_select="aandct"
4f034993 1283svq3_decoder_select="golomb"
bee2eac5 1284svq3_decoder_suggest="zlib"
4eef77c1 1285theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1286tiff_decoder_suggest="zlib"
1287tiff_encoder_suggest="zlib"
aec09a00 1288truehd_decoder_select="mlp_decoder"
2eef7c62 1289tscc_decoder_select="zlib"
b781cc12 1290twinvq_decoder_select="mdct lsp"
f95bfab0 1291vc1_decoder_select="h263_decoder"
9104cd51 1292vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1293vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1294vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1295vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1296vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1297vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1298vorbis_decoder_select="mdct"
1299vorbis_encoder_select="mdct"
e82dc4c9
DB
1300vp6a_decoder_select="vp6_decoder"
1301vp6f_decoder_select="vp6_decoder"
084cbbaa 1302wmapro_decoder_select="mdct"
26fbcc85
MR
1303wmav1_decoder_select="mdct"
1304wmav1_encoder_select="mdct"
1305wmav2_decoder_select="mdct"
1306wmav2_encoder_select="mdct"
b781cc12 1307wmavoice_decoder_select="lsp"
f95bfab0 1308wmv1_decoder_select="h263_decoder"
665507aa 1309wmv1_encoder_select="h263_encoder"
f95bfab0 1310wmv2_decoder_select="h263_decoder"
1746e2a9 1311wmv2_encoder_select="h263_encoder"
015f8ee0 1312wmv3_decoder_select="vc1_decoder"
f0f86627 1313wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1314wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1315wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1316zlib_decoder_select="zlib"
1317zlib_encoder_select="zlib"
1318zmbv_decoder_select="zlib"
1319zmbv_encoder_select="zlib"
30fd06be 1320
28b80940
DB
1321# parsers
1322h264_parser_select="golomb"
1323
f1e94694
DB
1324# bitstream_filters
1325aac_adtstoasc_bsf_select="aac_parser"
1326
912f3148 1327# external libraries
1b71f045 1328libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1329libdirac_encoder_deps="libdirac"
c9171a83 1330libfaac_encoder_deps="libfaac"
69ddbd1d 1331libfaad_decoder_deps="libfaad"
4ec45764 1332libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1333libgsm_decoder_deps="libgsm"
1334libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1335libgsm_ms_decoder_deps="libgsm"
1336libgsm_ms_encoder_deps="libgsm"
1cc60c47 1337libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1338libopencore_amrnb_decoder_deps="libopencore_amrnb"
1339libopencore_amrnb_encoder_deps="libopencore_amrnb"
1340libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1341libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1342libschroedinger_decoder_deps="libschroedinger"
1343libschroedinger_encoder_deps="libschroedinger"
ae14f311 1344libspeex_decoder_deps="libspeex"
150d2772 1345libtheora_encoder_deps="libtheora"
b0caf888 1346libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1347libx264_encoder_deps="libx264"
1348libxvid_encoder_deps="libxvid"
30fd06be 1349
912f3148 1350# demuxers / muxers
03a76ba9 1351ac3_demuxer_deps="ac3_parser"
647c2356 1352asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1353avisynth_demuxer_deps="avisynth"
1354dirac_demuxer_deps="dirac_parser"
5b423887 1355eac3_demuxer_select="ac3_parser"
647c2356 1356ipod_muxer_select="mov_muxer"
4e622dea
SS
1357libnut_demuxer_deps="libnut"
1358libnut_muxer_deps="libnut"
647c2356 1359matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1360matroska_demuxer_suggest="zlib bzlib"
1361mov_demuxer_suggest="zlib"
1362mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1363mp4_muxer_select="mov_muxer"
1364mpegtsraw_demuxer_select="mpegts_demuxer"
1365mxf_d10_muxer_select="mxf_muxer"
24ca518b 1366ogg_demuxer_select="golomb"
647c2356 1367psp_muxer_select="mov_muxer"
4e622dea 1368rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1369rtsp_muxer_deps="sdp_demuxer"
1370rtsp_muxer_select="rtp_muxer"
4e622dea 1371sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1372spdif_muxer_select="aac_parser"
647c2356
DB
1373tg2_muxer_select="mov_muxer"
1374tgp_muxer_select="mov_muxer"
6bdaa5f4 1375w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1376
1377# indevs / outdevs
38e54a75
SS
1378alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1379alsa_indev_extralibs="-lasound"
1380alsa_outdev_deps="alsa_asoundlib_h"
1381alsa_outdev_extralibs="-lasound"
1382audio_beos_indev_deps="audio_beos"
1383audio_beos_indev_extralibs="-lmedia -lbe"
1384audio_beos_outdev_deps="audio_beos"
1385audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1386bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1387dv1394_indev_deps="dv1394 dv_demuxer"
1388jack_indev_deps="jack_jack_h"
1389jack_indev_extralibs="-ljack"
1390libdc1394_indev_deps="libdc1394"
38e54a75
SS
1391oss_indev_deps_any="soundcard_h sys_soundcard_h"
1392oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1393v4l_indev_deps="linux_videodev_h"
1394v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1395vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1396vfwcap_indev_extralibs="-lavicap32"
38e54a75 1397x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1398x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1399
912f3148 1400# protocols
3fff6382 1401gopher_protocol_deps="network"
c08fb000 1402http_protocol_deps="network"
279a0c97 1403http_protocol_select="tcp_protocol"
cbf29889 1404rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1405rtp_protocol_deps="udp_protocol"
1406tcp_protocol_deps="network"
1407udp_protocol_deps="network"
1408
f7679c54 1409# filters
81124ba0 1410movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1411avfilter_lavf_deps="avformat"
1412
1413# libraries
1414avdevice_deps="avcodec avformat"
1415avformat_deps="avcodec"
f7679c54 1416
912f3148 1417# programs
5a0f7131
MR
1418ffmpeg_deps="avcodec avformat swscale"
1419ffplay_deps="avcodec avformat swscale sdl"
43689902 1420ffplay_select="rdft"
336ce917 1421ffprobe_deps="avcodec avformat"
5a0f7131 1422ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1423ffserver_extralibs='$ldl'
a2830dca 1424
c73f65d9 1425doc_deps="texi2html"
912f3148 1426
de6d9b64 1427# default parameters
8a608357 1428
2ba042a7 1429logfile="config.err"
8a608357
MR
1430
1431# installation paths
c9d19248
MR
1432prefix_default="/usr/local"
1433bindir_default='${prefix}/bin'
14a8acf1 1434datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1435incdir_default='${prefix}/include'
1436libdir_default='${prefix}/lib'
1437mandir_default='${prefix}/share/man'
1438shlibdir_default="$libdir_default"
8a608357
MR
1439
1440# toolchain
11e6d03a 1441ar="ar"
13c7df3d 1442cc_default="gcc"
a3d7c197 1443cc_version=\"unknown\"
9da6609f 1444host_cc_default="gcc"
11e6d03a 1445ln_s="ln -sf"
89641463 1446nm_default="nm"
11e6d03a 1447objformat="elf"
be7109c1 1448ranlib="ranlib"
4f837398 1449strip_default="strip"
11e6d03a 1450yasmexe="yasm"
8a608357 1451
8182dc34
MR
1452nm_opts='-g'
1453
8a608357 1454# machine
8d4c00ed 1455arch_default=$(uname -m)
38d0a8aa 1456cpu="generic"
8a608357 1457
8a608357 1458# OS
8d4c00ed
MR
1459target_os_default=$(tolower $(uname -s))
1460host_os=$target_os_default
8a608357 1461
8a608357 1462# configurable options
5a0f7131
MR
1463enable avcodec
1464enable avdevice
1465enable avformat
dc4f5a1c 1466enable avutil
c8a4ae00 1467enable asm
497237c7 1468enable debug
c73f65d9 1469enable doc
aa033b1e 1470enable fastdiv
497237c7
RP
1471enable ffmpeg
1472enable ffplay
336ce917 1473enable ffprobe
497237c7 1474enable ffserver
497237c7
RP
1475enable mpegaudio_hp
1476enable network
8400d6b8 1477enable optimizations
497237c7 1478enable protocols
530dc538 1479enable static
87a0fb62 1480enable stripping
5a0f7131 1481enable swscale
a9ddb5b1 1482enable swscale_alpha
8a608357 1483
8a608357 1484# build settings
9987769a 1485SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1486FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1487LIBPREF="lib"
1488LIBSUF=".a"
c5f14466
RP
1489FULLNAME='$(NAME)$(BUILDSUF)'
1490LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1491SLIBPREF="lib"
1492SLIBSUF=".so"
c5f14466 1493SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1494SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1495SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1496LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1497
7e6c86e6
MR
1498CC_O='-o $@'
1499
f0125de9 1500host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1501host_libs='-lm'
1502
9b861379 1503target_path='$(CURDIR)'
a7ada2ba 1504
0d7dca36
DB
1505# gcc stupidly only outputs the basename of targets with -MM, but we need the
1506# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1507DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1508DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1509
c597172e 1510# find source path
5e622c40 1511source_path="$(dirname "$0")"
497237c7 1512enable source_path_used
24524f36 1513if test -f configure; then
5e622c40 1514 source_path="$(pwd)"
497237c7 1515 disable source_path_used
c597172e 1516else
5e622c40 1517 source_path="$(cd "$source_path"; pwd)"
c597172e 1518 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1519 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1520 test -e "$source_path/config.h" &&
1521 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1522fi
1523
13cbe2c0 1524for v in "$@"; do
b04251c5
MR
1525 r=${v#*=}
1526 l=${v%"$r"}
1527 r=$(sh_quote "$r")
13cbe2c0
MR
1528 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1529done
c597172e 1530
73ef8980
MR
1531find_things(){
1532 thing=$1
1533 pattern=$2
1534 file=$source_path/$3
932ccf39 1535 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1536}
1537
1538ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1539DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1540HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1541PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1542BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1543MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1544DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1545OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1546INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1547PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1548FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1549
7483e694
DB
1550enable $ARCH_EXT_LIST \
1551 $DECODER_LIST \
1552 $ENCODER_LIST \
5666fd73 1553 $HWACCEL_LIST \
7483e694
DB
1554 $PARSER_LIST \
1555 $BSF_LIST \
1556 $DEMUXER_LIST \
1557 $MUXER_LIST \
f7679c54 1558 $FILTER_LIST \
7483e694
DB
1559 $PROTOCOL_LIST \
1560 $INDEV_LIST \
1561 $OUTDEV_LIST \
c597172e
MR
1562
1563die_unknown(){
1564 echo "Unknown option \"$1\"."
1565 echo "See $0 --help for available options."
1566 exit 1
1567}
1568
794f8e97 1569show_list() {
bf0c4afa
RP
1570 suffix=_$1
1571 shift
2b444ea7 1572 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1573 exit 0
1574}
1575
c597172e 1576for opt do
7483e694
DB
1577 optval="${opt#*=}"
1578 case "$opt" in
0f010b2f 1579 --extra-ldflags=*) add_ldflags $optval
7483e694 1580 ;;
0f010b2f 1581 --extra-libs=*) add_extralibs $optval
7483e694 1582 ;;
8fb1cb58 1583 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1584 ;;
40bcf4c7
BL
1585 --enable-debug=*) debuglevel="$optval"
1586 ;;
36e2dea0
MR
1587 --disable-everything)
1588 map 'eval disable \${$(toupper ${_%s})_LIST}' $COMPONENT_LIST
1589 ;;
7483e694 1590 --enable-*=*|--disable-*=*)
8b93ddc3 1591 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1592 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1593 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1594 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1595 $action $(filter "$name" $list)
7483e694
DB
1596 ;;
1597 --enable-?*|--disable-?*)
5e622c40 1598 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1599 if is_in $option $COMPONENT_LIST; then
fed5d54b 1600 test $action = disable && action=unset
e3773a55
MR
1601 eval $action \$$(toupper ${option%s})_LIST
1602 elif is_in $option $CMDLINE_SELECT; then
1603 $action $option
1604 else
1605 die_unknown $opt
1606 fi
7483e694
DB
1607 ;;
1608 --list-*)
1609 NAME="${opt#--list-}"
1610 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1611 NAME=${NAME%s}
1612 eval show_list $NAME \$$(toupper $NAME)_LIST
1613 ;;
1614 --help|-h) show_help
1615 ;;
1616 *)
884a36a7 1617 optname="${opt%%=*}"
26759c44
MR
1618 optname="${optname#--}"
1619 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1620 if is_in $optname $CMDLINE_SET; then
1621 eval $optname='$optval'
1622 elif is_in $optname $CMDLINE_APPEND; then
1623 append $optname "$optval"
1624 else
1625 die_unknown $opt
1626 fi
7483e694
DB
1627 ;;
1628 esac
c597172e
MR
1629done
1630
bcea99bb
MR
1631disabled logging && logfile=/dev/null
1632
13cbe2c0 1633echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1634set >> $logfile
1635
9da6609f
MR
1636test -n "$cross_prefix" && enable cross_compile
1637
8d4c00ed
MR
1638if enabled cross_compile; then
1639 test -n "$arch" && test -n "$target_os" ||
1640 die "Must specify target arch and OS when cross-compiling"
1641fi
1642
1643set_default arch target_os
1644
adb2b908 1645ar="${cross_prefix}${ar}"
11e6d03a 1646cc_default="${cross_prefix}${cc_default}"
20e0ed95 1647nm_default="${cross_prefix}${nm_default}"
adb2b908 1648ranlib="${cross_prefix}${ranlib}"
4f837398 1649strip_default="${cross_prefix}${strip_default}"
adb2b908 1650
c5200f17
MR
1651sysinclude_default="${sysroot}/usr/include"
1652
4f837398 1653set_default cc nm strip sysinclude
9da6609f
MR
1654enabled cross_compile || host_cc_default=$cc
1655set_default host_cc
13c7df3d 1656
82bb3329
MR
1657exesuf() {
1658 case $1 in
1659 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1660 esac
1661}
1662
1663EXESUF=$(exesuf $target_os)
1664HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1665
e4e69e0b 1666# set temporary file name
a49d42c2 1667: ${TMPDIR:=$TEMPDIR}
c51fafa1 1668: ${TMPDIR:=$TMP}
a49d42c2 1669: ${TMPDIR:=/tmp}
e4e69e0b 1670
54460a83
MR
1671if ! check_cmd type mktemp; then
1672 # simple replacement for missing mktemp
1673 # NOT SAFE FOR GENERAL USE
1674 mktemp(){
1675 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1676 }
1677fi
1678
1679tmpfile(){
1680 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1681 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1682 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1683 append TMPFILES $tmp
1684 eval $1=$tmp
1685}
1686
1687trap 'rm -f -- $TMPFILES' EXIT
1688trap exit HUP INT TERM
1689
1690tmpfile TMPC .c
1691tmpfile TMPE $EXESUF
1692tmpfile TMPH .h
1693tmpfile TMPO .o
1694tmpfile TMPS .S
a482e61b 1695tmpfile TMPV .ver
54460a83
MR
1696tmpfile TMPSH .sh
1697
1698unset -f mktemp
e4e69e0b 1699
993f2d0f
MR
1700# make sure we can execute files in $TMPDIR
1701cat > $TMPSH 2>> $logfile <<EOF
1702#! /bin/sh
1703EOF
1704chmod +x $TMPSH >> $logfile 2>&1
1705if ! $TMPSH >> $logfile 2>&1; then
1706 cat <<EOF
1707Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1708variable to another directory and make sure that it is not mounted noexec.
1709EOF
1710 die "Sanity test failed."
1711fi
993f2d0f 1712
19b4c628
MR
1713filter_cflags=echo
1714filter_cppflags=echo
1715filter_asflags=echo
1716
8f0c157a 1717if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1718 cc_type=gcc
a3d7c197 1719 cc_version=__VERSION__
aef6bd1b
MR
1720 if ! $cc -dumpversion | grep -q '^2\.'; then
1721 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1722 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1723 fi
14ca9cd0
MR
1724 speed_cflags='-O3'
1725 size_cflags='-Os'
629687f6
MR
1726elif $cc --version 2>/dev/null | grep -q Intel; then
1727 cc_type=icc
6e3fa35d 1728 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1729 CC_DEPFLAGS='-MMD'
1730 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1731 speed_cflags='-O3'
1732 size_cflags='-Os'
629687f6
MR
1733elif $cc -v 2>&1 | grep -q xlc; then
1734 cc_type=xlc
6e3fa35d 1735 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1736 speed_cflags='-O5'
1737 size_cflags='-O5 -qcompact'
df442a8d
MR
1738elif $cc -V 2>/dev/null | grep -q Compaq; then
1739 cc_type=ccc
6e3fa35d 1740 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1741 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1742 debuglevel=3
df442a8d 1743 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1744 speed_cflags='-fast'
1745 size_cflags='-O1'
6a0d5493 1746elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1747 test -d "$sysroot" || die "No valid sysroot specified."
1748 cc_type=armcc
6e3fa35d 1749 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1750 armcc_conf="$PWD/armcc.conf"
1751 $cc --arm_linux_configure \
1752 --arm_linux_config_file="$armcc_conf" \
1753 --configure_sysroot="$sysroot" \
1754 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1755 die "Error creating armcc configuration file."
1756 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1757 as_default="${cross_prefix}gcc"
07dec06e
MR
1758 CC_DEPFLAGS='-MMD'
1759 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1760 speed_cflags='-O3'
1761 size_cflags='-Os'
6fec122a
MR
1762elif $cc -version 2>/dev/null | grep -q TMS470; then
1763 cc_type=tms470
6e3fa35d 1764 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1765 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1766 CC_O='-fr=$(@D)'
1767 as_default="${cross_prefix}gcc"
1768 ld_default="${cross_prefix}gcc"
6fec122a
MR
1769 TMPO=$(basename $TMPC .c).o
1770 append TMPFILES $TMPO
1771 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1772 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1773 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1774 speed_cflags='-O3 -mf=5'
1775 size_cflags='-O3 -mf=2'
6fec122a
MR
1776 filter_cflags=tms470_flags
1777 tms470_flags(){
1778 for flag; do
1779 case $flag in
1780 -march=*|-mcpu=*)
1781 case "${flag#*=}" in
1782 armv7-a|cortex-a*) echo -mv=7a8 ;;
1783 armv7-r|cortex-r*) echo -mv=7r4 ;;
1784 armv7-m|cortex-m*) echo -mv=7m3 ;;
1785 armv6*|arm11*) echo -mv=6 ;;
1786 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1787 echo -mv=5e ;;
1788 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1789 esac
1790 ;;
1791 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1792 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1793 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1794 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1795 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1796 -g) echo -g -mn ;;
587d24ff 1797 -pds=*) echo $flag ;;
6fec122a
MR
1798 esac
1799 done
1800 }
06da6943
DC
1801elif $cc -v 2>&1 | grep -q clang; then
1802 cc_type=clang
1803 cc_version=__VERSION__
1804 CC_DEPFLAGS='-MMD'
1805 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1806 speed_cflags='-O3'
1807 size_cflags='-Os'
2a472e9c
MK
1808elif $cc -V 2>&1 | grep -q Sun; then
1809 cc_type=suncc
1810 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1811 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1812 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1813 speed_cflags='-O5'
1814 size_cflags='-O5 -xspace'
03279bbe
MK
1815 filter_cflags=suncc_flags
1816 suncc_flags(){
1817 for flag; do
1818 case $flag in
1819 -march=*|-mcpu=*)
1820 case "${flag#*=}" in
1821 native) echo -xtarget=native ;;
1822 v9) echo -xarch=sparc ;;
1823 ultrasparc) echo -xarch=sparcvis ;;
1824 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1825 i586|pentium) echo -xchip=pentium ;;
1826 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1827 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1828 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1829 pentium4*) echo -xtarget=pentium4 ;;
1830 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1831 *-sse3) echo -xarch=sse3 ;;
1832 core2) echo -xarch=ssse3 -xchip=core2 ;;
1833 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1834 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1835 k8|opteron|athlon64|athlon-fx)
1836 echo -xarch=sse2a ;;
1837 athlon*) echo -xarch=pentium_proa ;;
1838 esac
1839 ;;
1840 -std=c99) echo -xc99 ;;
1841 -fomit-frame-pointer) echo -xregs=frameptr ;;
1842 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1843 -W*,*) echo $flag ;;
1844 -f*-*|-W*) ;;
1845 *) echo $flag ;;
1846 esac
1847 done
1848 }
629687f6
MR
1849fi
1850
1851test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1852
75bafbac 1853: ${as_default:=$cc}
50567afa 1854: ${dep_cc_default:=$cc}
684b28e0 1855: ${ld_default:=$cc}
50567afa 1856set_default as dep_cc ld
75800dce 1857
07dec06e
MR
1858test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1859test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1860
7f32f40c 1861add_cflags $extra_cflags
2f2e6c7c 1862add_asflags $extra_cflags
7f32f40c 1863
154d432c
MR
1864if test -n "$sysroot"; then
1865 case "$cc_type" in
1866 gcc)
467256f2 1867 add_cppflags --sysroot="$sysroot"
154d432c
MR
1868 add_ldflags --sysroot="$sysroot"
1869 ;;
6fec122a
MR
1870 tms470)
1871 add_cppflags -I"$sysinclude"
1872 add_ldflags --sysroot="$sysroot"
1873 ;;
06da6943 1874 clang)
4def700e
DC
1875 add_cppflags -isysroot "$sysroot"
1876 add_ldflags -isysroot "$sysroot"
06da6943 1877 ;;
154d432c
MR
1878 esac
1879fi
1880
d22c13a8
MR
1881if test "$cpu" = host; then
1882 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1883
1884 case "$cc_type" in
1885 gcc)
1886 check_native(){
1887 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1888 sed -n "/$1=/{
1889 s/.*$1=\\([^ ]*\\).*/\\1/
1890 p
1891 q
1892 }" $TMPE
d22c13a8
MR
1893 }
1894 cpu=$(check_native -march || check_native -mcpu)
1895 ;;
1896 esac
1897
1898 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1899fi
1900
e939cedd
MR
1901# Deal with common $arch aliases
1902case "$arch" in
1903 arm*)
1904 arch="arm"
1905 ;;
1906 mips|mipsel|IP*)
1907 arch="mips"
1908 ;;
47b1860e 1909 mips64*)
e939cedd
MR
1910 arch="mips"
1911 subarch="mips64"
1912 ;;
1913 parisc|hppa)
1914 arch="parisc"
1915 ;;
1916 parisc64|hppa64)
1917 arch="parisc"
1918 subarch="parisc64"
1919 ;;
1920 "Power Macintosh"|ppc|powerpc)
1921 arch="ppc"
1922 ;;
47b1860e 1923 ppc64|powerpc64)
e939cedd
MR
1924 arch="ppc"
1925 subarch="ppc64"
1926 ;;
1927 s390|s390x)
1928 arch="s390"
1929 ;;
1930 sh4|sh)
1931 arch="sh4"
1932 ;;
1933 sun4u|sparc64)
1934 arch="sparc"
1935 subarch="sparc64"
1936 ;;
1937 i[3-6]86|i86pc|BePC|x86_64|amd64)
1938 arch="x86"
1939 ;;
1940esac
1941
1942is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1943enable $arch
e939cedd 1944
df5cdc24 1945# Add processor-specific flags
5d54c126
MR
1946if test "$cpu" = generic; then
1947 : do nothing
1948elif enabled ppc; then
343aef9b 1949
56348891
MR
1950 case $(tolower $cpu) in
1951 601|ppc601|powerpc601)
9dbd5c3d 1952 cpuflags="-mcpu=601"
64ad53ff 1953 disable altivec
9dbd5c3d 1954 ;;
56348891 1955 603*|ppc603*|powerpc603*)
9dbd5c3d 1956 cpuflags="-mcpu=603"
64ad53ff 1957 disable altivec
9dbd5c3d 1958 ;;
56348891 1959 604*|ppc604*|powerpc604*)
9dbd5c3d 1960 cpuflags="-mcpu=604"
64ad53ff 1961 disable altivec
9dbd5c3d 1962 ;;
56348891 1963 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1964 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1965 disable altivec
9dbd5c3d 1966 ;;
56348891 1967 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1968 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1969 ;;
56348891 1970 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1971 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1972 ;;
56348891 1973 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1974 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1975 ;;
56348891 1976 cell)
9dbd5c3d
MR
1977 cpuflags="-mcpu=cell"
1978 enable ldbrx
1979 ;;
7b0b81a1
AL
1980 e500v2)
1981 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1982 disable altivec
1983 ;;
1984 e500)
1985 cpuflags="-mcpu=8540 -mhard-float"
1986 disable altivec
1987 ;;
9dbd5c3d 1988 esac
343aef9b
MR
1989
1990elif enabled x86; then
1991
9dbd5c3d
MR
1992 case $cpu in
1993 i[345]86|pentium)
1994 cpuflags="-march=$cpu"
1995 disable mmx
1996 ;;
1997 # targets that do NOT support conditional mov (cmov)
1998 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1999 cpuflags="-march=$cpu"
2000 disable cmov
2001 ;;
2002 # targets that do support conditional mov (cmov)
2003 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
2004 cpuflags="-march=$cpu"
2005 enable cmov
2006 enable fast_cmov
2007 ;;
2008 # targets that do support conditional mov but on which it's slow
2009 pentium4|pentium4m|prescott|nocona)
2010 cpuflags="-march=$cpu"
2011 enable cmov
2012 disable fast_cmov
2013 ;;
2014 esac
343aef9b
MR
2015
2016elif enabled sparc; then
2017
9dbd5c3d
MR
2018 case $cpu in
2019 sparc64)
2020 cpuflags="-mcpu=v9"
2021 ;;
2022 esac
343aef9b
MR
2023
2024elif enabled arm; then
2025
34ba23c9
MR
2026 case $cpu in
2027 armv*)
2028 cpuflags="-march=$cpu"
2029 ;;
2030 *)
2031 cpuflags="-mcpu=$cpu"
2032 ;;
2033 esac
343aef9b
MR
2034
2035elif enabled alpha; then
2036
34ba23c9 2037 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2038
2039elif enabled bfin; then
2040
34ba23c9 2041 cpuflags="-mcpu=$cpu"
343aef9b
MR
2042
2043elif enabled mips; then
2044
34ba23c9 2045 cpuflags="-march=$cpu"
343aef9b
MR
2046
2047elif enabled avr32; then
2048
9dbd5c3d
MR
2049 case $cpu in
2050 ap7[02]0[0-2])
2051 subarch="avr32_ap"
2052 cpuflags="-mpart=$cpu"
2053 ;;
2054 ap)
2055 subarch="avr32_ap"
2056 cpuflags="-march=$cpu"
2057 ;;
2058 uc3[ab]*)
2059 subarch="avr32_uc"
2060 cpuflags="-mcpu=$cpu"
2061 ;;
2062 uc)
2063 subarch="avr32_uc"
2064 cpuflags="-march=$cpu"
2065 ;;
2066 esac
df5cdc24 2067
343aef9b
MR
2068fi
2069
df5cdc24
MR
2070add_cflags $cpuflags
2071add_asflags $cpuflags
2072
993f2d0f
MR
2073# compiler sanity check
2074check_exec <<EOF
2075int main(void){ return 0; }
2076EOF
2077if test "$?" != 0; then
2078 echo "$cc is unable to create an executable file."
2079 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2080 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2081 echo "Only do this if you know what cross compiling means."
2082 fi
2083 die "C compiler test failed."
2084fi
2085
38a9c529 2086add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2087check_cflags -std=c99
50a334e4 2088check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2089#include <stdlib.h>
2090EOF
50a334e4 2091check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2092#include <stdlib.h>
2093EOF
e9b9a2f8 2094
f0125de9
MR
2095check_host_cflags -std=c99
2096
b24dbcbd 2097case "$arch" in
e939cedd 2098 alpha|ia64|mips|parisc|sparc)
8a3c8627 2099 spic=$shared
b24dbcbd 2100 ;;
e939cedd 2101 x86)
cfdb6148 2102 subarch="x86_32"
e939cedd 2103 check_cc <<EOF && subarch="x86_64"
58b3536d 2104 int test[(int)sizeof(char*) - 7];
cfdb6148 2105EOF
de27f4d9 2106 if test "$subarch" = "x86_64"; then
e939cedd 2107 spic=$shared
de27f4d9 2108 fi
b24dbcbd 2109 ;;
b24dbcbd
RP
2110esac
2111
343aef9b 2112enable $subarch
8a3c8627 2113enabled spic && enable pic
5755bc88 2114check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2115
7483e694 2116# OS specific
4f854758 2117case $target_os in
7483e694 2118 beos|haiku|zeta)
c9d19248 2119 prefix_default="$HOME/config"
7483e694 2120 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2121 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2122 case "$gcc_version" in
2123 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2124 disable mmx
2125 ;;
2126 *20010315*) echo "BeBits gcc"
0f010b2f 2127 add_cflags -fno-expensive-optimizations
7483e694
DB
2128 ;;
2129 esac
7483e694
DB
2130 SHFLAGS=-nostart
2131 # enable BeOS things
2132 enable audio_beos
2133 # no need for libm, but the inet stuff
2134 # Check for BONE
2135 # XXX: actually should check for NOT net_server
78fe7631 2136 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2137 network_extralibs="-lbind -lsocket"
2138 else
2139 enable beos_netserver
2140 network_extralibs="-lnet"
2141 fi ;;
2142 sunos)
2143 FFSERVERLDFLAGS=""
9987769a 2144 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2145 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2146 network_extralibs="-lsocket -lnsl"
50a334e4 2147 add_cppflags -D__EXTENSIONS__
8182dc34 2148 nm_opts='-P -g'
7483e694
DB
2149 ;;
2150 netbsd)
07a8eef6
MR
2151 oss_indev_extralibs="-lossaudio"
2152 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2153 ;;
2154 openbsd)
89e053f8 2155 enable malloc_aligned
7c4a001a
MR
2156 # On OpenBSD 4.5. the compiler does not use PIC unless
2157 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2158 # however the generated executable will not do anything
2159 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2160 # Thus explicitly enable PIC here.
cd78208b 2161 enable pic
7483e694 2162 SHFLAGS='-shared'
07a8eef6
MR
2163 oss_indev_extralibs="-lossaudio"
2164 oss_outdev_extralibs="-lossaudio"
7483e694 2165 ;;
90b4f091 2166 freebsd|dragonfly)
89e053f8 2167 enable malloc_aligned
7483e694
DB
2168 ;;
2169 bsd/os)
2170 osextralibs="-lpoll -lgnugetopt"
2171 strip="strip -d"
2172 ;;
2173 darwin)
89e053f8 2174 enable malloc_aligned
0138c54e 2175 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2176 strip="strip -x"
2177 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2178 SLIBSUF=".dylib"
2179 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2180 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2181 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2182 objformat="macho"
1b0f6fb8 2183 enabled x86_64 && objformat="macho64"
8dfa86f7 2184 enabled_any pic shared ||
2704bd1a 2185 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2186 ;;
2187 mingw32*)
9d3f4f50 2188 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2189 disable network
2190 else
2191 target_os=mingw32
2192 fi
dcc01c06 2193 LIBTARGET=i386
1fc9fb8a 2194 if enabled x86_64; then
89e053f8 2195 enable malloc_aligned
dcc01c06 2196 LIBTARGET=x64
336cc1b0
MS
2197 elif enabled arm; then
2198 LIBTARGET=arm
dcc01c06 2199 fi
fbd971a4 2200 shlibdir_default="$bindir_default"
7483e694
DB
2201 disable ffserver
2202 SLIBPREF=""
2203 SLIBSUF=".dll"
7483e694
DB
2204 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2205 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2206 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2207 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2208 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2209 install -d "$(LIBDIR)"; \
2210 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2211 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2212 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2213 objformat="win32"
bc574408 2214 enable dos_paths
1894e741 2215 check_cflags -fno-common
b1549d61 2216 if ! enabled x86_64; then
f7ad5aa2
RP
2217 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2218 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2219 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2220 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2221 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2222 fi
7483e694
DB
2223 ;;
2224 cygwin*)
4f854758 2225 target_os=cygwin
fbd971a4 2226 shlibdir_default="$bindir_default"
7483e694
DB
2227 SLIBPREF="cyg"
2228 SLIBSUF=".dll"
2229 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2230 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2231 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2232 objformat="win32"
bc574408 2233 enable dos_paths
1894e741 2234 check_cflags -fno-common
7483e694 2235 ;;
4f365f37 2236 *-dos|freedos|opendos)
fdf11906 2237 disable ffplay ffserver
4f365f37
MK
2238 disable $INDEV_LIST $OUTDEV_LIST
2239 network_extralibs="-lsocket"
ff1c015d 2240 objformat="coff"
bc574408 2241 enable dos_paths
4f365f37 2242 ;;
7483e694 2243 linux)
7483e694
DB
2244 enable dv1394
2245 ;;
2246 irix*)
4f854758 2247 target_os=irix
7483e694
DB
2248 ranlib="echo ignoring ranlib"
2249 ;;
d22e8442 2250 os/2*)
d22e8442
DY
2251 strip="lxlite"
2252 ln_s="cp -f"
d22e8442 2253 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2254 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2255 FFSERVERLDFLAGS=""
287d3b13 2256 LIBSUF="_s.a"
d22e8442
DY
2257 SLIBPREF=""
2258 SLIBSUF=".dll"
2259 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2260 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2261 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2262 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2263 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2264 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2265 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2266 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2267 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2268 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2269 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2270 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2271 enable dos_paths
d22e8442 2272 ;;
83993c1c
AM
2273 gnu/kfreebsd)
2274 ;;
34e82167 2275 gnu)
34e82167 2276 ;;
614d8911
MR
2277 none)
2278 ;;
7483e694 2279 *)
4f924f9a 2280 die "Unknown OS '$target_os'."
7483e694
DB
2281 ;;
2282esac
2283
c9d19248
MR
2284set_default $PATHS_LIST
2285
c597172e 2286add_extralibs $osextralibs
de6d9b64 2287
28d8e661
DB
2288# Combine FFLDFLAGS and the LDFLAGS environment variable.
2289LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2290
320d060a 2291# we need to build at least one lib type
93b3c083 2292if ! enabled_any static shared; then
320d060a
DB
2293 cat <<EOF
2294At least one library type must be built.
2295Specify --enable-static to build the static libraries or --enable-shared to
2296build the shared libraries as well. To only build the shared libraries specify
2297--disable-static in addition to --enable-shared.
2298EOF
2299 exit 1;
2300fi
2301
abc4e572 2302disabled static && LIBNAME=""
2a320695 2303
a2234ceb
RP
2304if enabled_any libfaad libfaadbin ; then
2305 if check_header faad.h; then
295b8c70 2306 check_cc <<EOF
a2234ceb
RP
2307#include <faad.h>
2308#ifndef FAAD2_VERSION
2309ok faad1
2310#endif
db817cf3 2311int main(void) { return 0; }
a2234ceb
RP
2312EOF
2313 test $? = 0 && enable libfaad2
2314 else
ff3dac65 2315 die "FAAD test failed."
a2234ceb
RP
2316 fi
2317fi
2318
2319
2184c6f7 2320die_license_disabled() {
4c27207c 2321 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2322}
2323
2324die_license_disabled gpl libfaad2
2325die_license_disabled gpl libx264
2326die_license_disabled gpl libxvid
2327die_license_disabled gpl postproc
2328die_license_disabled gpl x11grab
2329
2f7ae63b 2330die_license_disabled nonfree libfaac
b2e3c528 2331
0b175caa
DB
2332die_license_disabled version3 libopencore_amrnb
2333die_license_disabled version3 libopencore_amrwb
2334
9cad0e4e 2335enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2336
9eeed841 2337check_deps $ARCH_EXT_LIST
0f3cb305 2338
40617a6d 2339disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2340
e276d9e8
MR
2341enable_pic() {
2342 enable pic
bce7b696
MR
2343 add_cppflags -DPIC
2344 add_cflags -fPIC
2345 add_asflags -fPIC
e276d9e8
MR
2346}
2347
2348enabled pic && enable_pic
bce7b696 2349
b4d96ba2
MR
2350check_cc <<EOF || die "Symbol mangling check failed."
2351int ff_extern;
2352EOF
8182dc34 2353sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2354extern_prefix=${sym%%ff_extern*}
2355
f65883c8
MR
2356check_cc <<EOF && enable inline_asm
2357void foo(void) { __asm__ volatile ("" ::); }
2358EOF
61d251db 2359
df5e3978
MR
2360_restrict=
2361for restrict_keyword in restrict __restrict__ __restrict; do
2362 check_cc <<EOF && _restrict=$restrict_keyword && break
2363void foo(char * $restrict_keyword p);
2364EOF
2365done
2366
2367check_cc <<EOF && enable attribute_packed
2368struct { int x; } __attribute__((packed)) x;
2369EOF
2370
dffb41b9
MR
2371check_cc <<EOF && enable attribute_may_alias
2372union { int x; } __attribute__((may_alias)) x;
2373EOF
2374
df5e3978
MR
2375check_cc <<EOF || die "endian test failed"
2376unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2377EOF
48fc536a 2378od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2379
e939cedd
MR
2380if enabled alpha; then
2381
2382 check_cflags -mieee
2383
2384elif enabled arm; then
e45391bb 2385
50fa82e6
MR
2386 check_cflags -marm
2387
fa0912fe
MR
2388 check_ld <<EOF && enable vfp_args
2389__asm__ (".eabi_attribute 28, 1");
2390int main(void) { return 0; }
2391EOF
2392
2393 # We have to check if pld is a nop and disable it.
2394 check_asm pld '"pld [r0]"'
2395
2396 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2397 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2398 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2399 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2400 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2401 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2402
e276d9e8
MR
2403 enabled_all armv6t2 shared !pic && enable_pic
2404
e939cedd
MR
2405elif enabled ia64; then
2406
2407 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2408 enabled shared && enable_weak hardcoded_tables
2409
fa0912fe 2410elif enabled mips; then
e45391bb 2411
fa0912fe
MR
2412 check_asm loongson '"dmult.g $1, $2, $3"'
2413 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2414
fa0912fe 2415elif enabled ppc; then
e45391bb 2416
e6a0c354
MR
2417 enable local_aligned_8 local_aligned_16
2418
fa0912fe
MR
2419 check_asm dcbzl '"dcbzl 0, 1"'
2420 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2421 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2422
2423 # AltiVec flags: The FSF version of GCC differs from the Apple version
2424 if enabled altivec; then
2425 check_cflags -maltivec -mabi=altivec &&
2426 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2427 check_cflags -faltivec
2428
2429 # check if our compiler supports Motorola AltiVec C API
2430 check_cc <<EOF || disable altivec
2431$inc_altivec_h
2432int main(void) {
2433 vector signed int v1, v2, v3;
2434 v1 = vec_add(v2,v3);
2435 return 0;
2436}
2437EOF
2438
2439 # check if our compiler supports braces for vector declarations
2440 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2441$inc_altivec_h
2442int main (void) { (vector int) {1}; return 0; }
2443EOF
2444 fi
e45391bb 2445
fa0912fe 2446elif enabled sparc; then
e45391bb 2447
fa0912fe
MR
2448 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2449 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2450
fa0912fe 2451elif enabled x86; then
e45391bb 2452
e6a0c354
MR
2453 enable local_aligned_8 local_aligned_16
2454
44965991
PI
2455 # check whether EBP is available on x86
2456 # As 'i' is stored on the stack, this program will crash
2457 # if the base pointer is used to access it because the
2458 # base pointer is cleared in the inline assembly code.
7dfef245 2459 check_exec_crash <<EOF && enable ebp_available
44965991 2460 volatile int i=0;
be449fca 2461 __asm__ volatile (
44965991
PI
2462 "xorl %%ebp, %%ebp"
2463 ::: "%ebp");
2464 return i;
44965991
PI
2465EOF
2466
f494213c 2467 # check whether EBX is available on x86
7cee5421
MR
2468 check_asm ebx_available '""::"b"(0)' &&
2469 check_asm ebx_available '"":::"%ebx"'
8e380710 2470
d3a4b4e0
DB
2471 # check whether more than 10 operands are supported
2472 check_cc <<EOF && enable ten_operands
2473int main(void) {
2474 int x=0;
2475 __asm__ volatile(
2476 ""
2477 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2478 );
2479 return 0;
2480}
2481EOF
2482
d7f0920b 2483 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2484 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2485 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2486
2487 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2488
d52481b9 2489 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2490 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2491 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2492 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2493 case "$objformat" in
2494 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2495 esac
7595a5e4 2496 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2497
669b5583
MR
2498 case "$cpu" in
2499 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2500 disable fast_clz
2501 ;;
2502 esac
2503
44965991
PI
2504fi
2505
a98bb16d
RP
2506if check_func dlopen; then
2507 ldl=
2508elif check_func dlopen -ldl; then
2509 ldl=-ldl
8bf5d58f
MN
2510fi
2511
75ecf149
DB
2512# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2513check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2514
7483e694 2515check_func fork
84882df6 2516check_func getaddrinfo $network_extralibs
7483e694
DB
2517check_func gethrtime
2518check_func getrusage
fc5607f8 2519check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2520check_func inet_aton $network_extralibs
abfc8d05 2521check_func isatty
4ae40685 2522check_func ${malloc_prefix}memalign && enable memalign
7483e694 2523check_func mkstemp
4ae40685 2524check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2525check_func setrlimit
b507ebd1 2526check_func_headers io.h setmode
e4673692 2527check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2528check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2529check_func_headers windows.h GetProcessTimes
7c5bfe7a 2530check_func_headers windows.h VirtualAlloc
6ffa87d3 2531
e16e49ac 2532check_header conio.h
a98bb16d 2533check_header dlfcn.h
92c6a099 2534check_header dxva2api.h
a98bb16d 2535check_header malloc.h
bf6ce82d 2536check_header poll.h
b58412f1 2537check_header sys/mman.h
b091aa44 2538check_header sys/resource.h
bf6ce82d 2539check_header sys/select.h
a98bb16d 2540check_header termios.h
272081b0
CEH
2541check_header vdpau/vdpau.h
2542check_header vdpau/vdpau_x11.h
68178ca9 2543check_header X11/extensions/XvMClib.h
a98bb16d 2544
9104cd51
RP
2545check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2546
89e053f8
MR
2547if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2548 enabled_any $need_memalign ; then
1f91cdce 2549 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2550fi
e16e49ac 2551
a4fa192c 2552disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2553disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2554
2555# check for some common methods of building with pthread support
2556# do this before the optional library checks as some of them require pthreads
2557if enabled pthreads; then
9e7fd101
MR
2558 if check_func pthread_create; then
2559 :
2560 elif check_func pthread_create -pthread; then
2561 add_cflags -pthread
afc9aee2 2562 add_extralibs -pthread
9e7fd101
MR
2563 elif check_func pthread_create -pthreads; then
2564 add_cflags -pthreads
afc9aee2 2565 add_extralibs -pthreads
8d94f606
GT
2566 elif check_func pthread_create -lpthreadGC2; then
2567 add_extralibs -lpthreadGC2
9e7fd101
MR
2568 elif ! check_lib pthread.h pthread_create -lpthread; then
2569 die "ERROR: can't find pthreads library"
2570 fi
57bd82d4
MR
2571fi
2572
8eee7025 2573for thread in $THREADS_LIST; do
e5f94c2b 2574 if enabled $thread; then
3ae3b721
RP
2575 test -n "$thread_type" &&
2576 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2577 thread_type="$thread"
e5f94c2b
RP
2578 fi
2579done
2580
fdf88598 2581check_lib math.h sin -lm
ff418735 2582check_lib va/va.h vaInitialize -lva
fdf88598 2583
645d2652
MR
2584check_mathfunc exp2
2585check_mathfunc exp2f
2586check_mathfunc llrint
2587check_mathfunc log2
2588check_mathfunc log2f
2589check_mathfunc lrint
2590check_mathfunc lrintf
2591check_mathfunc round
2592check_mathfunc roundf
2593check_mathfunc truncf
f32adb22 2594
57bd82d4 2595# these are off by default, so fail if requested and not available
a1b3c5a3 2596enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2597enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2598 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2599 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2600enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2601enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2602enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2603enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2604enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2605enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2606enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2607enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2608enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2609 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2610enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2611enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2612enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2613enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2614 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2615 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2616enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2617enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2618
0b4a1821
AS
2619# libdc1394 check
2620if enabled libdc1394; then
2621 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2622 enable libdc1394_2; } ||
2623 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2624 enable libdc1394_1; } ||
2625 die "ERROR: No version of libdc1394 found "
2626fi
2627
6a1a892f 2628SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2629if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2630 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2631 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2632 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2633 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2634 enable sdl &&
2635 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2636fi
57bd82d4 2637
2270b4b2 2638texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2639
73b46a95 2640if enabled network; then
96000432 2641 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2642 check_type netdb.h "struct addrinfo"
b4d68544
MS
2643 check_type netinet/in.h "struct ipv6_mreq"
2644 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2645 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2646 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2647 # Prefer arpa/inet.h over winsock2
2648 if check_header arpa/inet.h ; then
2649 check_func closesocket
2650 elif check_header winsock2.h ; then
f4c13872
MS
2651 check_func_headers winsock2.h closesocket -lws2 && \
2652 network_extralibs="-lws2" || \
2653 { check_func_headers winsock2.h closesocket -lws2_32 && \
2654 network_extralibs="-lws2_32"; }
72be9e73 2655 check_type ws2tcpip.h socklen_t
c0018613 2656 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2657 check_type ws2tcpip.h "struct ipv6_mreq"
2658 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2659 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2660 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2661 else
2662 disable network
73b46a95
RP
2663 fi
2664fi
2665
06e31011
RP
2666check_header linux/videodev.h
2667check_header linux/videodev2.h
1b6e8b73 2668check_header sys/videoio.h
47f38850 2669
27796dc3 2670check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2671
f8aa696f 2672# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2673{ check_header dev/bktr/ioctl_meteor.h &&
2674 check_header dev/bktr/ioctl_bt848.h; } ||
2675{ check_header machine/ioctl_meteor.h &&
2676 check_header machine/ioctl_bt848.h; } ||
2677{ check_header dev/video/meteor/ioctl_meteor.h &&
2678 check_header dev/video/bktr/ioctl_bt848.h; } ||
2679check_header dev/ic/bt8xx.h
f8aa696f 2680
c7682de0
RP
2681check_header sys/soundcard.h
2682check_header soundcard.h
deb29777 2683
b6f3d925 2684enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2685
0e57fe17 2686enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2687
56a059ac 2688enabled x11grab &&
f58f4ce1
GP
2689check_header X11/Xlib.h &&
2690check_header X11/extensions/XShm.h &&
0a045661 2691check_header X11/extensions/Xfixes.h &&
f58f4ce1 2692check_func XOpenDisplay -lX11 &&
781c1aa6
R
2693check_func XShmCreateImage -lX11 -lXext &&
2694check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2695
598ef02b 2696if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2697check_cpp_condition \
2698 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2699 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2700 disable vdpau; }
abf649c7 2701fi
deda2a4a 2702
95e561ec 2703enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2704
2705# add some useful compiler flags if supported
2706check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2707check_cflags -Wall
2708check_cflags -Wno-switch
c07bd6a9
MN
2709check_cflags -Wdisabled-optimization
2710check_cflags -Wpointer-arith
2711check_cflags -Wredundant-decls
cc1fb623 2712check_cflags -Wno-pointer-sign
f4929996 2713check_cflags -Wcast-qual
9aceb3cf 2714check_cflags -Wwrite-strings
652a5bf6 2715check_cflags -Wtype-limits
764551c6 2716check_cflags -Wundef
fc298fd9 2717check_cflags -Wmissing-prototypes
5af4e0cc 2718enabled extra_warnings && check_cflags -Winline
cf9d24ad 2719
57bd82d4 2720# add some linker flags
5c0e9479 2721check_ldflags -Wl,--warn-common
8351d2ba
DB
2722check_ldflags -Wl,--as-needed
2723check_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 2724check_ldflags -Wl,-Bsymbolic
94a3401e 2725
a482e61b
MR
2726echo "X{};" > $TMPV
2727test_ldflags -Wl,--version-script,$TMPV &&
2728 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2729
bd2216e4 2730if enabled small; then
14ca9cd0 2731 add_cflags $size_cflags
8400d6b8
DB
2732 optimizations="small"
2733elif enabled optimizations; then
14ca9cd0 2734 add_cflags $speed_cflags
cddf3f45 2735fi
11fdbc44 2736check_cflags -fno-math-errno
b2eb2ff0 2737check_cflags -fno-signed-zeros
cddf3f45 2738
629687f6 2739if enabled icc; then
b1598b58
MR
2740 # Just warnings, no remarks
2741 check_cflags -w1
2742 # -wd: Disable following warnings
2743 # 144, 167, 556: -Wno-pointer-sign
2744 # 10006: ignoring unknown option -fno-signed-zeros
2745 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2746 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2747 # 11030: Warning unknown option --as-needed
2748 # 10156: ignoring option '-export'; no argument required
2749 check_ldflags -wd10156,11030
2750 # Allow to compile with optimizations
2751 check_ldflags -march=$cpu
be2cf98a
CEH
2752 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2753 enable ebp_available
df442a8d
MR
2754elif enabled ccc; then
2755 # disable some annoying warnings
2756 add_cflags -msg_disable cvtu32to64
2757 add_cflags -msg_disable embedcomment
2758 add_cflags -msg_disable needconstext
2759 add_cflags -msg_disable nomainieee
2760 add_cflags -msg_disable ptrmismatch1
2761 add_cflags -msg_disable unreachcode
973859f5
MR
2762elif enabled gcc; then
2763 check_cflags -fno-tree-vectorize
62df111c 2764 check_cflags -Werror=implicit
de63bfec 2765 check_cflags -Werror=missing-prototypes
06da6943
DC
2766elif enabled clang; then
2767 check_cflags -Qunused-arguments
138132be
MR
2768elif enabled armcc; then
2769 # 2523: use of inline assembler is deprecated
2770 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2771 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2772elif enabled tms470; then
2773 add_cflags -pds=824 -pds=837
504a64b9
CEH
2774fi
2775
90be59ef 2776if enabled gprof; then
0f010b2f
DB
2777 add_cflags -p
2778 add_ldflags -p
1db54e20
DB
2779fi
2780
7f3c02fc 2781# Find out if the .align argument is a power of two or not.
9377b6ce 2782check_asm asmalign_pot '".align 3"'
4454dc1b 2783
7483e694
DB
2784enabled_any $DECODER_LIST && enable decoders
2785enabled_any $ENCODER_LIST && enable encoders
5666fd73 2786enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2787enabled_any $BSF_LIST && enable bsfs
2788enabled_any $DEMUXER_LIST && enable demuxers
2789enabled_any $MUXER_LIST && enable muxers
f7679c54 2790enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2791enabled_any $INDEV_LIST && enable indevs
2792enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2793enabled_any $PROTOCOL_LIST && enable protocols
2794
2795enabled_any $THREADS_LIST && enable threads
2796
2797check_deps $CONFIG_LIST \
b6bb00b0 2798 $CONFIG_EXTRA \
7483e694
DB
2799 $HAVE_LIST \
2800 $DECODER_LIST \
2801 $ENCODER_LIST \
5666fd73 2802 $HWACCEL_LIST \
7483e694
DB
2803 $PARSER_LIST \
2804 $BSF_LIST \
2805 $DEMUXER_LIST \
2806 $MUXER_LIST \
f7679c54 2807 $FILTER_LIST \
7483e694
DB
2808 $INDEV_LIST \
2809 $OUTDEV_LIST \
2810 $PROTOCOL_LIST \
f70f03f6 2811
c8a4ae00
MR
2812enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2813
3e89171a 2814echo "install prefix $prefix"
f36958f8
DB
2815echo "source path $source_path"
2816echo "C compiler $cc"
bfd5afd8 2817echo ".align is power-of-two $asmalign_pot"
f36958f8 2818echo "ARCH $arch ($cpu)"
ce8871c2
MR
2819if test "$build_suffix" != ""; then
2820 echo "build suffix $build_suffix"
eb94aca9 2821fi
ac63af34
DB
2822if test "$extra_version" != ""; then
2823 echo "version string suffix $extra_version"
2824fi
0db2ce77 2825echo "big-endian ${bigendian-no}"
e90f5b5a 2826echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2827if enabled x86; then
af44e8e4 2828 echo "yasm ${yasm-no}"
0db2ce77 2829 echo "MMX enabled ${mmx-no}"
30e98e62 2830 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2831 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2832 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2833 echo "SSE enabled ${sse-no}"
30e98e62 2834 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2835 echo "CMOV enabled ${cmov-no}"
2836 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2837 echo "EBX available ${ebx_available-no}"
2838 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2839 echo "10 operands supported ${ten_operands-no}"
e41e8342 2840fi
5b6c2cbd 2841if enabled arm; then
0db2ce77
MR
2842 echo "ARMv5TE enabled ${armv5te-no}"
2843 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2844 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2845 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2846 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2847 echo "NEON enabled ${neon-no}"
eba9ae3c 2848fi
5b6c2cbd 2849if enabled mips; then
0db2ce77 2850 echo "MMI enabled ${mmi-no}"
e41e8342 2851fi
5b6c2cbd 2852if enabled ppc; then
0db2ce77 2853 echo "AltiVec enabled ${altivec-no}"
30e98e62 2854 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2855 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2856 echo "performance report ${powerpc_perf-no}"
2857fi
2858if enabled sparc; then
2859 echo "VIS enabled ${vis-no}"
e41e8342 2860fi
0db2ce77
MR
2861echo "gprof enabled ${gprof-no}"
2862echo "debug symbols ${debug-no}"
87a0fb62 2863echo "strip symbols ${stripping-no}"
8400d6b8 2864echo "optimizations ${optimizations-no}"
0db2ce77
MR
2865echo "static ${static-no}"
2866echo "shared ${shared-no}"
4a24ab64 2867echo "postprocessing support ${postproc-no}"
f7679c54 2868echo "new filter support ${avfilter-no}"
81124ba0 2869echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2870echo "network support ${network-no}"
0db2ce77
MR
2871echo "threading support ${thread_type-no}"
2872echo "SDL support ${sdl-no}"
0db2ce77
MR
2873echo "Sun medialib support ${mlib-no}"
2874echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2875echo "libdc1394 support ${libdc1394-no}"
690bfceb 2876echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2877echo "libfaac enabled ${libfaac-no}"
2878echo "libfaad enabled ${libfaad-no}"
7e0871a7 2879echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2880echo "libgsm enabled ${libgsm-no}"
2881echo "libmp3lame enabled ${libmp3lame-no}"
2882echo "libnut enabled ${libnut-no}"
0b175caa
DB
2883echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2884echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2885echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2886echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2887echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2888echo "libtheora enabled ${libtheora-no}"
2889echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2890echo "libx264 enabled ${libx264-no}"
2891echo "libxvid enabled ${libxvid-no}"
0db2ce77 2892echo "zlib enabled ${zlib-no}"
f402916e 2893echo "bzlib enabled ${bzlib-no}"
2c62e737 2894echo
de6d9b64 2895
5666fd73 2896for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2897 echo "Enabled ${type}s:"
f65c9da1 2898 eval list=\$$(toupper $type)_LIST
8138b9db 2899 for part in $list; do
f65c9da1
MR
2900 enabled $part && echo ${part%_*}
2901 done | sort | pr -3 -t
2902 echo
8138b9db
RP
2903done
2904
ba7a7039 2905license="LGPL version 2.1 or later"
ba321adb 2906if enabled nonfree; then
ba7a7039 2907 license="nonfree and unredistributable"
9cad0e4e
DB
2908elif enabled gplv3; then
2909 license="GPL version 3 or later"
2910elif enabled lgplv3; then
2911 license="LGPL version 3 or later"
ba321adb 2912elif enabled gpl; then
ba7a7039 2913 license="GPL version 2 or later"
ba321adb
JK
2914fi
2915
2916echo "License: $license"
ca5323af 2917
cf1392e9
DB
2918echo "Creating config.mak and config.h..."
2919
df642790
MR
2920# build tree in object directory if source path is different from current one
2921if enabled source_path_used; then
2922 DIRS="
2923 doc
2924 libavcodec
2925 libavcodec/$arch
2926 libavdevice
2927 libavfilter
2928 libavformat
2929 libavutil
2930 libavutil/$arch
2931 libpostproc
2932 libswscale
2933 libswscale/$arch
2934 tests
2935 tools
2936 "
2937 FILES="
2938 Makefile
2939 common.mak
2940 subdir.mak
2941 doc/texi2pod.pl
2942 libavcodec/Makefile
2943 libavdevice/Makefile
2944 libavfilter/Makefile
2945 libavformat/Makefile
2946 libavutil/Makefile
2947 libpostproc/Makefile
2948 libswscale/Makefile
2949 "
54a2ae37
MR
2950 map 'mkdir -p $_' $DIRS;
2951 map '$ln_s "$source_path/$_" $_' $FILES
df642790
MR
2952fi
2953
ad212cc6
MR
2954enabled stripping || strip="echo skipping strip"
2955
173c983b
MR
2956cat > config.mak <<EOF
2957# Automatically generated by configure - do not modify!
2958ifndef FFMPEG_CONFIG_MAK
2959FFMPEG_CONFIG_MAK=1
2960FFMPEG_CONFIGURATION=$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}
173c983b 3025EOF
5a872801 3026
719c8e00
MR
3027get_version(){
3028 name=$1
3029 file=$source_path/$2
147e7692
MR
3030 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3031 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
3032 lcname=$(tolower $name)
3033 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3034 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
3035}
3036
147e7692
MR
3037get_version LIBSWSCALE libswscale/swscale.h
3038get_version LIBPOSTPROC libpostproc/postprocess.h
3039get_version LIBAVCODEC libavcodec/avcodec.h
3040get_version LIBAVDEVICE libavdevice/avdevice.h
3041get_version LIBAVFORMAT libavformat/avformat.h
3042get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3043get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3044
173c983b
MR
3045enabled asmalign_pot || align_shift="1 <<"
3046
3047cat > $TMPH <<EOF
3048/* Automatically generated by configure - do not modify! */
3049#ifndef FFMPEG_CONFIG_H
3050#define FFMPEG_CONFIG_H
3051#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3052#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3053#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3054#define CC_TYPE "$cc_type"
3055#define CC_VERSION $cc_version
3056#define restrict $_restrict
3057#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3058#define EXTERN_PREFIX "${extern_prefix}"
3059#define EXTERN_ASM ${extern_prefix}
3060EOF
523ef551 3061
4ae40685
MR
3062test -n "$malloc_prefix" &&
3063 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3064
523ef551 3065if enabled small || disabled optimizations; then
9a894c48 3066 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
3067 echo "#define av_always_inline" >> $TMPH
3068fi
3069
3d907e22
MR
3070print_config ARCH_ $TMPH config.mak $ARCH_LIST
3071print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3072print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3073 $CONFIG_EXTRA \
7483e694
DB
3074 $DECODER_LIST \
3075 $ENCODER_LIST \
5666fd73 3076 $HWACCEL_LIST \
7483e694
DB
3077 $PARSER_LIST \
3078 $BSF_LIST \
3079 $DEMUXER_LIST \
3080 $MUXER_LIST \
f7679c54 3081 $FILTER_LIST \
7483e694
DB
3082 $PROTOCOL_LIST \
3083 $INDEV_LIST \
3084 $OUTDEV_LIST \
8ac17293 3085
9c05103f 3086echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3087echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3088
b7860763 3089# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3090cp_if_changed $TMPH config.h
3d204385 3091
a3e02a8c
MR
3092cat > $TMPH <<EOF
3093/* Generated by ffconf */
3094#ifndef AVUTIL_AVCONFIG_H
3095#define AVUTIL_AVCONFIG_H
3096EOF
3097
3098print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3099
3100echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3101
3102cp_if_changed $TMPH libavutil/avconfig.h
3103
d0674868 3104# build pkg-config files
def4272a 3105
d0674868
DB
3106pkgconfig_generate(){
3107name=$1
b0dfd108 3108shortname=${name#lib}${build_suffix}
d0674868
DB
3109comment=$2
3110version=$3
3111libs=$4
3112requires=$5
25cd5cb3 3113cat <<EOF > $name/$name.pc
3e89171a 3114prefix=$prefix
a94e666c 3115exec_prefix=\${prefix}
f2b7382c 3116libdir=$libdir
7622778e 3117includedir=$incdir
def4272a 3118
d0674868
DB
3119Name: $name
3120Description: $comment
3121Version: $version
8cd6b388 3122Requires: $(enabled shared || echo $requires)
5dcfe9f8 3123Requires.private: $(enabled shared && echo $requires)
def4272a 3124Conflicts:
8cd6b388 3125Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3126Libs.private: $(enabled shared && echo $libs)
76a448ed 3127Cflags: -I\${includedir}
def4272a 3128EOF
25cd5cb3 3129cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3130prefix=
3131exec_prefix=
46d1ff83 3132libdir=\${pcfiledir}
1d44d365 3133includedir=${source_path}
def4272a 3134
d0674868
DB
3135Name: $name
3136Description: $comment
3137Version: $version
3138Requires: $requires
def4272a 3139Conflicts:
12701f6e 3140Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3141Cflags: -I\${includedir}
3142EOF
d0674868 3143}
def4272a 3144
e426941d 3145pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3146pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3147pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3148pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3149enabled avfilter &&
46983309 3150 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3151enabled postproc &&
e426941d 3152 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3153pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"