configure: fix cosmetic typo in check_mathfunc
[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 "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
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86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
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90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
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99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
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106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --enable-beos-netserver enable BeOS netserver
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
c8a4ae00 216 --disable-asm disable all assembler optimizations
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217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 235 --enable-sram allow use of on-chip SRAM
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236
237Developer options (useful when working on FFmpeg itself):
238 --disable-debug disable debugging symbols
239 --enable-debug=LEVEL set the debug level [$debuglevel]
240 --enable-gprof enable profiling with gprof [$gprof]
241 --disable-optimizations disable compiler optimizations
242 --enable-extra-warnings enable more compiler warnings
243 --disable-stripping disable stripping of executables and shared libraries
244
245NOTE: Object files are built at the place where configure is launched.
246EOF
60e8bc13 247 exit 0
74c53c2d 248}
cf9d24ad 249
57bd82d4 250log(){
2270b4b2 251 echo "$@" >> $logfile
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252}
253
720c69da 254log_file(){
c8e9f801 255 log BEGIN $1
2270b4b2 256 pr -n -t $1 >> $logfile
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257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
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263}
264
265die(){
266 echolog "$@"
267 cat <<EOF
d326cf7f 268
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269If you think configure made a mistake, make sure you are using the latest
270version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 271ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 272EOF
e155a21a 273 if disabled logging; then
2ba042a7 274 cat <<EOF
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275Rerun configure with logging enabled (do not use --disable-logging), and
276include the log this produces with your report.
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277EOF
278 else
279cat <<EOF
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280Include the log file "$logfile" produced by configure as this will help
281solving the problem.
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282EOF
283 fi
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284 exit 1
285}
286
6c6007d6 287# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 288toupper(){
6c6007d6 289 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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290}
291
4a5444db 292tolower(){
6c6007d6 293 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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294}
295
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296c_escape(){
297 echo "$*" | sed 's/["\\]/\\\0/g'
298}
299
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300sh_quote(){
301 v=$(echo "$1" | sed "s/'/'\\\\''/g")
302 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
303 echo "$v"
304}
305
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306filter(){
307 pat=$1
308 shift
309 for v; do
98ef6079 310 eval "case $v in $pat) echo $v ;; esac"
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311 done
312}
313
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314set_all(){
315 value=$1
316 shift
317 for var in $*; do
318 eval $var=$value
319 done
320}
321
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322set_weak(){
323 value=$1
324 shift
325 for var; do
326 eval : \${$var:=$value}
327 done
328}
329
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330pushvar(){
331 for var in $*; do
332 eval level=\${${var}_level:=0}
333 eval ${var}_${level}="\$$var"
334 eval ${var}_level=$(($level+1))
335 done
336}
337
338popvar(){
339 for var in $*; do
340 eval level=\${${var}_level:-0}
341 test $level = 0 && continue
342 eval level=$(($level-1))
343 eval $var="\${${var}_${level}}"
344 eval ${var}_level=$level
345 eval unset ${var}_${level}
346 done
347}
348
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349enable(){
350 set_all yes $*
351}
352
353disable(){
354 set_all no $*
355}
356
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357enable_weak(){
358 set_weak yes $*
359}
360
361disable_weak(){
362 set_weak no $*
363}
364
72702705 365enable_safe(){
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366 for var; do
367 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
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369}
370
371disable_safe(){
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372 for var; do
373 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
374 done
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375}
376
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377do_enable_deep(){
378 for var; do
379 enabled $var && continue
380 eval sel="\$${var}_select"
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381 eval sgs="\$${var}_suggest"
382 pushvar var sgs
f9d328da 383 enable_deep $sel
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384 popvar sgs
385 enable_deep_weak $sgs
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386 popvar var
387 done
388}
389
390enable_deep(){
391 do_enable_deep $*
392 enable $*
393}
394
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395enable_deep_weak(){
396 do_enable_deep $*
397 enable_weak $*
398}
399
57bd82d4 400enabled(){
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401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xyes"
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403}
404
37970ebf 405disabled(){
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406 test "${1#!}" = "$1" && op== || op=!=
407 eval test "x\$${1#!}" $op "xno"
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408}
409
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410enabled_all(){
411 for opt; do
412 enabled $opt || return 1
413 done
414}
415
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416disabled_all(){
417 for opt; do
418 disabled $opt || return 1
419 done
420}
421
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422enabled_any(){
423 for opt; do
424 enabled $opt && return 0
425 done
426}
427
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428disabled_any(){
429 for opt; do
430 disabled $opt && return 0
431 done
f7b230a7 432 return 1
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433}
434
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435set_default(){
436 for opt; do
88268e94 437 eval : \${$opt:=\$${opt}_default}
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438 done
439}
440
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441is_in(){
442 value=$1
443 shift
444 for var in $*; do
445 [ $var = $value ] && return 0
446 done
447 return 1
448}
449
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450check_deps(){
451 for cfg; do
3250003c 452 cfg="${cfg#!}"
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453 enabled ${cfg}_checking && die "Circular dependency for $cfg."
454 disabled ${cfg}_checking && continue
455 enable ${cfg}_checking
456
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457 eval dep_all="\$${cfg}_deps"
458 eval dep_any="\$${cfg}_deps_any"
7ef3425f 459 eval dep_sel="\$${cfg}_select"
c510c7b5 460 eval dep_sgs="\$${cfg}_suggest"
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461 eval dep_ifa="\$${cfg}_if"
462 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 463
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464 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
465 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
466 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 467
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468 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
469 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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470 enabled_all $dep_all || disable $cfg
471 enabled_any $dep_any || disable $cfg
7ef3425f 472 disabled_any $dep_sel && disable $cfg
799c9e9b 473
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474 if enabled $cfg; then
475 eval dep_extralibs="\$${cfg}_extralibs"
476 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 477 enable_deep $dep_sel
c510c7b5 478 enable_deep_weak $dep_sgs
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479 fi
480
799c9e9b 481 disable ${cfg}_checking
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482 done
483}
484
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485print_config(){
486 pfx=$1
487 header=$2
488 makefile=$3
489 shift 3
490 for cfg; do
5e622c40 491 ucname="$(toupper $cfg)"
44161118 492 if enabled $cfg; then
3d907e22 493 echo "#define ${pfx}${ucname} 1" >> $header
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494 echo "${pfx}${ucname}=yes" >> $makefile
495 else
b250f9c6 496 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 497 echo "!${pfx}${ucname}=yes" >> $makefile
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498 fi
499 done
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500}
501
502flags_saved(){
2270b4b2 503 (: ${SAVE_CFLAGS?}) 2> /dev/null
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504}
505
dcd479c0 506save_flags(){
57bd82d4 507 flags_saved && return
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508 SAVE_CFLAGS="$CFLAGS"
509 SAVE_LDFLAGS="$LDFLAGS"
510 SAVE_extralibs="$extralibs"
511}
512
513restore_flags(){
f5d28d10 514 flags_saved || return
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515 CFLAGS="$SAVE_CFLAGS"
516 LDFLAGS="$SAVE_LDFLAGS"
517 extralibs="$SAVE_extralibs"
518 unset SAVE_CFLAGS
519 unset SAVE_LDFLAGS
520 unset SAVE_extralibs
521}
522
523temp_cflags(){
524 save_flags
525 CFLAGS="$CFLAGS $*"
526}
527
528temp_ldflags(){
529 save_flags
530 LDFLAGS="$LDFLAGS $*"
531}
532
533temp_extralibs(){
534 save_flags
535 extralibs="$extralibs $*"
536}
537
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538append(){
539 var=$1
540 shift
541 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
542 eval "$var=\"\$$var $*\""
543}
544
50a334e4 545add_cppflags(){
caf458dd 546 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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547}
548
57bd82d4 549add_cflags(){
caf458dd 550 append CFLAGS $($filter_cflags "$@")
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551}
552
2f2e6c7c 553add_asflags(){
caf458dd 554 append ASFLAGS $($filter_asflags "$@")
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555}
556
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557add_ldflags(){
558 append LDFLAGS "$@"
559}
560
561add_extralibs(){
562 append extralibs "$@"
563}
564
b0cfb663 565check_cmd(){
b3cb5d51 566 log "$@"
2270b4b2 567 "$@" >> $logfile 2>&1
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568}
569
dcd479c0 570check_cc(){
57bd82d4 571 log check_cc "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
50a334e4 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
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575}
576
577check_cpp(){
578 log check_cpp "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
9e7f3277 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
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582}
583
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584check_as(){
585 log check_as "$@"
586 cat > $TMPC
587 log_file $TMPC
2f2e6c7c 588 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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589}
590
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591check_asm(){
592 log check_asm "$@"
593 name="$1"
3784e82e 594 code="$2"
940f335a 595 shift 2
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596 disable $name
597 check_as "$@" <<EOF && enable $name
3784e82e 598void foo(void){ __asm__ volatile($code); }
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599EOF
600}
601
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602check_yasm(){
603 log check_yasm "$@"
604 echo "$1" > $TMPS
605 log_file $TMPS
606 shift 1
607 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
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612 flags=''
613 libs=''
614 for f; do
615 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
616 done
2a194acd 617 check_cc $($filter_cflags $flags) || return
684b28e0 618 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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619}
620
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621check_cppflags(){
622 log check_cppflags "$@"
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623 set -- $($filter_cppflags "$@")
624 check_cc "$@" <<EOF && append CPPFLAGS "$@"
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625int x;
626EOF
627}
628
dcd479c0 629check_cflags(){
57bd82d4 630 log check_cflags "$@"
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MR
631 set -- $($filter_cflags "$@")
632 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
633int x;
634EOF
635}
636
2ed46eea
MR
637test_ldflags(){
638 log test_ldflags "$@"
639 check_ld "$@" <<EOF
c23a0ac8 640int main(void){ return 0; }
dcd479c0
MR
641EOF
642}
643
2ed46eea
MR
644check_ldflags(){
645 log check_ldflags "$@"
646 test_ldflags "$@" && add_ldflags "$@"
647}
648
dcd479c0 649check_header(){
57bd82d4 650 log check_header "$@"
dcd479c0
MR
651 header=$1
652 shift
b77df637
MR
653 disable_safe $header
654 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
655#include <$header>
656int x;
657EOF
658}
659
660check_func(){
57bd82d4 661 log check_func "$@"
dcd479c0
MR
662 func=$1
663 shift
d8bc5f06
MR
664 disable $func
665 check_ld "$@" <<EOF && enable $func
dcd479c0 666extern int $func();
c23a0ac8 667int main(void){ $func(); }
dcd479c0
MR
668EOF
669}
670
645d2652 671check_mathfunc(){
6b73c0ae 672 log check_mathfunc "$@"
645d2652
MR
673 func=$1
674 shift
675 disable $func
676 check_ld "$@" <<EOF && enable $func
677#include <math.h>
678int main(void){ $func(0); return 0; }
679EOF
680}
681
2446d3d6
DB
682check_func_headers(){
683 log check_func_headers "$@"
f8d7b072
MR
684 headers=$1
685 func=$2
686 shift 2
687 disable $func
688 incs=""
689 for hdr in $headers; do
690 incs="$incs
691#include <$hdr>"
692 done
cd0d9a9d 693 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 694$incs
d6773f56 695int main(int argc, char **argv){
2b2c2a81 696 return (long) $func;
f8d7b072
MR
697}
698EOF
699}
700
a5344cf7
SS
701check_cpp_condition(){
702 log check_cpp_condition "$@"
703 header=$1
704 condition=$2
f855b7b9
MR
705 shift 2
706 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
707#include <$header>
708#if !($condition)
709#error "unsatisfied condition: $condition"
710#endif
711EOF
712}
713
57bd82d4
MR
714check_lib(){
715 log check_lib "$@"
716 header="$1"
717 func="$2"
718 shift 2
fcfcde17
MR
719 temp_extralibs "$@"
720 check_header $header && check_func $func && add_extralibs "$@"
721 err=$?
722 restore_flags
723 return $err
57bd82d4
MR
724}
725
f8d7b072
MR
726check_lib2(){
727 log check_lib2 "$@"
728 headers="$1"
729 func="$2"
730 shift 2
300cde27 731 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
732}
733
dcd479c0 734check_exec(){
2270b4b2 735 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
736}
737
7dfef245 738check_exec_crash(){
5e622c40 739 code=$(cat)
7dfef245
MR
740
741 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
742 # are safe but may not be available everywhere. Thus we use
743 # raise(SIGTERM) instead. The check is run in a subshell so we
744 # can redirect the "Terminated" message from the shell. SIGBUS
745 # is not defined by standard C so it is used conditionally.
746
2270b4b2 747 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
748#include <signal.h>
749static void sighandler(int sig){
750 raise(SIGTERM);
751}
e5af4a11 752int main(void){
7dfef245
MR
753 signal(SIGILL, sighandler);
754 signal(SIGFPE, sighandler);
755 signal(SIGSEGV, sighandler);
756#ifdef SIGBUS
757 signal(SIGBUS, sighandler);
758#endif
759 { $code }
760}
761EOF
762}
763
72be9e73
DY
764check_type(){
765 log check_type "$@"
766 headers=$1
767 type=$2
768 shift 2
ae550ce9 769 disable_safe "$type"
72be9e73
DY
770 incs=""
771 for hdr in $headers; do
772 incs="$incs
773#include <$hdr>"
774 done
ae550ce9 775 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
776$incs
777$type v;
778EOF
779}
780
14d36751
MR
781check_struct(){
782 log check_type "$@"
783 headers=$1
784 struct=$2
785 member=$3
786 shift 3
787 disable_safe "${struct}_${member}"
788 incs=""
789 for hdr in $headers; do
790 incs="$incs
791#include <$hdr>"
792 done
793 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
794$incs
795const void *p = &(($struct *)0)->$member;
796EOF
797}
798
57bd82d4
MR
799require(){
800 name="$1"
801 header="$2"
802 func="$3"
803 shift 3
804 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
805}
806
f8d7b072
MR
807require2(){
808 name="$1"
809 headers="$2"
810 func="$3"
811 shift 3
812 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
813}
814
eea50282
MR
815check_foo_config(){
816 cfg=$1
817 pkg=$2
818 header=$3
819 func=$4
820 shift 4
821 disable $cfg
822 check_cmd ${pkg}-config --version
823 err=$?
824 if test "$err" = 0; then
5e622c40
DB
825 temp_cflags $(${pkg}-config --cflags)
826 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
827 check_lib "$@" $header $func && enable $cfg
828 fi
829 return $err
830}
831
f0125de9
MR
832check_host_cc(){
833 log check_host_cc "$@"
834 cat > $TMPC
835 log_file $TMPC
836 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
837}
838
839check_host_cflags(){
840 log check_host_cflags "$@"
841 check_host_cc "$@" <<EOF && append host_cflags "$@"
842int x;
843EOF
844}
845
c505dd31
MR
846apply(){
847 file=$1
848 shift
849 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
850}
851
c34681df
MR
852cp_if_changed(){
853 cmp -s "$1" "$2" &&
854 echo "$2 is unchanged" ||
855 cp -f "$1" "$2"
856}
857
dcd61286
DB
858# CONFIG_LIST contains configurable options, while HAVE_LIST is for
859# system-dependent things.
860
4a0d6686
AJ
861COMPONENT_LIST="
862 bsfs
863 decoders
864 demuxers
865 encoders
3cde40aa 866 filters
5666fd73 867 hwaccels
c552605c 868 indevs
4a0d6686 869 muxers
c552605c 870 outdevs
4a0d6686
AJ
871 parsers
872 protocols
873"
874
875CONFIG_LIST="
876 $COMPONENT_LIST
e8ed9b7a 877 aandct
5a0f7131
MR
878 avcodec
879 avdevice
f7679c54
VS
880 avfilter
881 avfilter_lavf
5a0f7131 882 avformat
c88f5d72
MR
883 avisynth
884 beos_netserver
f402916e 885 bzlib
7f3f5f46 886 dct
c73f65d9 887 doc
92c6a099 888 dxva2
27a9466b 889 fastdiv
c88f5d72
MR
890 ffmpeg
891 ffplay
892 ffserver
1848f7d9 893 fft
4f034993 894 golomb
c88f5d72 895 gpl
ecfc4f44 896 gprof
d8d0d0b2 897 gray
3abe5fbd 898 hardcoded_tables
f7b8bffe 899 libdc1394
690bfceb 900 libdirac
2eed5a46
DB
901 libfaac
902 libfaad
903 libfaadbin
c88f5d72 904 libgsm
6ebe07fb 905 libmp3lame
c88f5d72 906 libnut
0b175caa
DB
907 libopencore_amrnb
908 libopencore_amrwb
9a77d59a 909 libopenjpeg
f7cd9eed 910 libschroedinger
ae14f311 911 libspeex
150d2772 912 libtheora
c88f5d72 913 libvorbis
1cc60c47
DB
914 libx264
915 libxvid
f4d608e3 916 lpc
47a158cb 917 mdct
c88f5d72 918 memalign_hack
a8150374 919 mlib
c88f5d72
MR
920 mpegaudio_hp
921 network
3fe142e2 922 nonfree
8a3c8627 923 pic
4a24ab64 924 postproc
2b4c3615 925 powerpc_perf
68602540 926 rdft
e90f5b5a 927 runtime_cpudetect
2e35e684 928 shared
bd2216e4 929 small
6b35d421 930 sram
2e35e684 931 static
5a0f7131 932 swscale
a9ddb5b1 933 swscale_alpha
17492d5e
DB
934 vaapi
935 vdpau
9cad0e4e 936 version3
56a059ac 937 x11grab
c88f5d72 938 zlib
4a0d6686 939"
c88f5d72 940
8eee7025
DB
941THREADS_LIST='
942 beosthreads
d22e8442 943 os2threads
8eee7025
DB
944 pthreads
945 w32threads
946'
947
3f5b56e5
MR
948ARCH_LIST='
949 alpha
a2fc0f6a 950 arm
fdcd782d
MR
951 avr32
952 avr32_ap
953 avr32_uc
3f5b56e5
MR
954 bfin
955 ia64
956 m68k
957 mips
bae3abb0 958 mips64
3f5b56e5 959 parisc
79cb09b2 960 ppc
34d11b87 961 ppc64
3f5b56e5
MR
962 s390
963 sh4
964 sparc
965 sparc64
966 x86
967 x86_32
968 x86_64
969'
970
971ARCH_EXT_LIST='
1ac9331a 972 altivec
3bf96eec 973 amd3dnow
a1ef9f08 974 amd3dnowext
1ac9331a 975 armv5te
edab3048 976 armv6
ab5cb084 977 armv6t2
f55b299a 978 armvfp
3f5b56e5
MR
979 iwmmxt
980 mmi
981 mmx
d7f0920b 982 mmx2
6b18d278 983 neon
799fde37 984 ppc4xx
1bb04d5a 985 sse
9eeed841 986 ssse3
bd9d34a0 987 vis
3f5b56e5
MR
988'
989
a3e02a8c
MR
990HAVE_LIST_PUB='
991 bigendian
992'
993
3f5b56e5
MR
994HAVE_LIST="
995 $ARCH_EXT_LIST
a3e02a8c 996 $HAVE_LIST_PUB
3f5b56e5 997 $THREADS_LIST
35fd8122 998 alsa_asoundlib_h
3f5b56e5 999 altivec_h
c9fdab0d 1000 arpa_inet_h
dffb41b9 1001 attribute_may_alias
e7ea5e3d 1002 attribute_packed
6bd859d6 1003 bswap
ecf97f22 1004 closesocket
1ac9331a 1005 cmov
e16e49ac 1006 conio_h
c88f5d72 1007 dcbzl
f8aa696f
DB
1008 dev_bktr_ioctl_bt848_h
1009 dev_bktr_ioctl_meteor_h
1010 dev_ic_bt8xx_h
1011 dev_video_meteor_ioctl_meteor_h
1012 dev_video_bktr_ioctl_bt848_h
18b67ae5 1013 dlfcn_h
c88f5d72 1014 dlopen
bc574408 1015 dos_paths
245626d0
DB
1016 ebp_available
1017 ebx_available
6b7c7703
VS
1018 exp2
1019 exp2f
c2a29455 1020 fast_64bit
669b5583 1021 fast_clz
7073e9fc 1022 fast_cmov
7b829d2a 1023 fast_unaligned
9d99cc5a 1024 fork
84882df6 1025 getaddrinfo
da9e86f8 1026 gethrtime
4e68cb8a 1027 GetProcessTimes
66be5b45 1028 getrusage
2e1913b1 1029 inet_aton
61d251db 1030 inline_asm
abfc8d05 1031 isatty
9f5ff83f 1032 ldbrx
0b4a1821
AS
1033 libdc1394_1
1034 libdc1394_2
a33cab3a 1035 llrint
291fd18a 1036 log2
6b7c7703 1037 log2f
85dd97ad 1038 loongson
a33cab3a 1039 lrint
c88f5d72 1040 lrintf
e4673692 1041 lzo1x_999_compress
f8aa696f
DB
1042 machine_ioctl_bt848_h
1043 machine_ioctl_meteor_h
c88f5d72
MR
1044 malloc_h
1045 memalign
6ffa87d3 1046 mkstemp
b4e806b2 1047 pld
1f91cdce 1048 posix_memalign
a33cab3a
MK
1049 round
1050 roundf
c88f5d72
MR
1051 sdl
1052 sdl_video_size
b507ebd1 1053 setmode
72be9e73 1054 socklen_t
deb29777 1055 soundcard_h
f8cda19e 1056 poll_h
0104b608 1057 setrlimit
c0018613 1058 struct_addrinfo
b4d68544
MS
1059 struct_ipv6_mreq
1060 struct_sockaddr_in6
3b2372bf 1061 struct_sockaddr_sa_len
33a4dbdd 1062 struct_sockaddr_storage
b58412f1 1063 sys_mman_h
b091aa44 1064 sys_resource_h
81644c2e 1065 sys_select_h
deb29777 1066 sys_soundcard_h
1b6e8b73 1067 sys_videoio_h
d3a4b4e0 1068 ten_operands
e16e49ac 1069 termios_h
b265431e 1070 threads
7b04b8a0 1071 truncf
ce742de2 1072 vfp_args
7c5bfe7a 1073 VirtualAlloc
6ff3f3e7 1074 winsock2_h
cc078b5d 1075 xform_asm
304d586d 1076 yasm
0cb78cef 1077"
44161118 1078
b6bb00b0
MR
1079# options emitted with CONFIG_ prefix but not available on command line
1080CONFIG_EXTRA="
dc4f5a1c 1081 avutil
9cad0e4e
DB
1082 gplv3
1083 lgplv3
b6bb00b0
MR
1084"
1085
520cc7f1 1086CMDLINE_SELECT="
3f5b56e5 1087 $ARCH_EXT_LIST
520cc7f1 1088 $CONFIG_LIST
8eee7025 1089 $THREADS_LIST
c8a4ae00 1090 asm
db6107b6 1091 cross_compile
520cc7f1
MR
1092 debug
1093 extra_warnings
8c6afa4d 1094 logging
d2bbb2f7 1095 optimizations
87a0fb62 1096 stripping
7595a5e4 1097 yasm
520cc7f1 1098"
426be5dc
DB
1099
1100PATHS_LIST='
d156bede 1101 bindir
14a8acf1 1102 datadir
26759c44
MR
1103 incdir
1104 libdir
26759c44
MR
1105 mandir
1106 prefix
1107 shlibdir
426be5dc
DB
1108'
1109
1110CMDLINE_SET="
1111 $PATHS_LIST
1112 arch
313c46a6 1113 as
426be5dc
DB
1114 build_suffix
1115 cc
1116 cpu
1117 cross_prefix
50567afa 1118 dep_cc
ac63af34 1119 extra_version
9da6609f
MR
1120 host_cc
1121 host_cflags
1122 host_ldflags
1123 host_libs
82bb3329 1124 host_os
684b28e0 1125 ld
426be5dc 1126 logfile
4ae40685 1127 malloc_prefix
89641463 1128 nm
26759c44 1129 source_path
c5200f17
MR
1130 sysinclude
1131 sysroot
a7ada2ba 1132 target_exec
26759c44 1133 target_os
a7ada2ba 1134 target_path
426be5dc 1135"
520cc7f1 1136
89f2932b
MR
1137CMDLINE_APPEND="
1138 extra_cflags
1139"
1140
912f3148
DB
1141# code dependency declarations
1142
9eeed841 1143# architecture extensions
808fa33c 1144
a2fc0f6a
MR
1145armv5te_deps="arm"
1146armv6_deps="arm"
ab5cb084 1147armv6t2_deps="arm"
a2fc0f6a
MR
1148armvfp_deps="arm"
1149iwmmxt_deps="arm"
808fa33c
MR
1150neon_deps="arm"
1151
e241ba14 1152mmi_deps="mips"
808fa33c
MR
1153
1154altivec_deps="ppc"
1155ppc4xx_deps="ppc"
1156
1157vis_deps="sparc"
1158
7f8c3d1f 1159x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1160amd3dnow_deps="mmx"
1161amd3dnowext_deps="amd3dnow"
9eeed841 1162mmx_deps="x86"
75aa95a6 1163mmx2_deps="mmx"
75aa95a6
DB
1164sse_deps="mmx"
1165ssse3_deps="sse"
9eeed841 1166
e939cedd 1167fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1168fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1169fast_unaligned_if_any="armv6 ppc x86"
669b5583 1170
89e053f8 1171need_memalign="altivec neon sse"
6fec122a 1172inline_asm_deps="!tms470"
89e053f8 1173
5666fd73 1174# decoders / encoders / hardware accelerators
f1e94694 1175aac_decoder_select="fft mdct aac_parser"
84c04e25 1176aac_encoder_select="fft mdct"
5b423887 1177ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1178alac_encoder_select="lpc"
47a158cb 1179atrac3_decoder_select="fft mdct"
c0d3f516
PR
1180binkaudio_dct_decoder_select="fft mdct rdft dct"
1181binkaudio_rdft_decoder_select="fft mdct rdft"
4f034993 1182cavs_decoder_select="golomb"
47a158cb 1183cook_decoder_select="fft mdct"
2eef7c62 1184cscd_decoder_suggest="zlib"
47a158cb 1185dca_decoder_select="fft mdct"
e8ed9b7a 1186dnxhd_encoder_select="aandct"
2eef7c62 1187dxa_decoder_select="zlib"
baf91bb9 1188eac3_decoder_select="ac3_decoder"
84c04e25 1189eamad_decoder_select="aandct"
e8ed9b7a 1190eatgq_decoder_select="aandct"
d52b39c7 1191eatqi_decoder_select="aandct"
4f034993
MR
1192ffv1_decoder_select="golomb"
1193flac_decoder_select="golomb"
f4d608e3 1194flac_encoder_select="golomb lpc"
2eef7c62
AJ
1195flashsv_decoder_select="zlib"
1196flashsv_encoder_select="zlib"
4414137e 1197flv_decoder_select="h263_decoder"
4d4b4bd1 1198flv_encoder_select="h263_encoder"
e8ed9b7a 1199h261_encoder_select="aandct"
7f647ae0 1200h263_decoder_select="h263_parser"
e8ed9b7a 1201h263_encoder_select="aandct"
ff418735 1202h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1203h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1204h263i_decoder_select="h263_decoder"
fe629c2d 1205h263p_encoder_select="h263_encoder"
4f034993 1206h264_decoder_select="golomb"
92c6a099
LA
1207h264_dxva2_hwaccel_deps="dxva2api_h"
1208h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1209h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1210h264_vaapi_hwaccel_select="vaapi"
711dae77 1211h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1212h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1213imc_decoder_select="fft mdct"
4f034993
MR
1214jpegls_decoder_select="golomb"
1215jpegls_encoder_select="golomb"
e8ed9b7a 1216ljpeg_encoder_select="aandct"
4f034993 1217loco_decoder_select="golomb"
e8ed9b7a 1218mjpeg_encoder_select="aandct"
2cca233b 1219mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1220mpeg1video_encoder_select="aandct"
1221mpeg2video_encoder_select="aandct"
4414137e 1222mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1223mpeg4_encoder_select="h263_encoder"
711dae77 1224mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1225mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1226mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1227mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1228mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1229mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1230mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1231mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1232mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1233mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1234mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1235mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1236msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1237msmpeg4v1_encoder_select="h263_encoder"
4414137e 1238msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1239msmpeg4v2_encoder_select="h263_encoder"
4414137e 1240msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1241msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1242nellymoser_decoder_select="fft mdct"
1243nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1244png_decoder_select="zlib"
1245png_encoder_select="zlib"
63cae55d 1246qdm2_decoder_select="fft mdct rdft"
a8beb22f 1247rv10_decoder_select="h263_decoder"
b2bf38b4 1248rv10_encoder_select="h263_encoder"
a8beb22f 1249rv20_decoder_select="h263_decoder"
b2bf38b4 1250rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1251rv30_decoder_select="golomb"
1252rv40_decoder_select="golomb"
4f034993
MR
1253shorten_decoder_select="golomb"
1254sonic_decoder_select="golomb"
1255sonic_encoder_select="golomb"
1256sonic_ls_encoder_select="golomb"
1257svq3_decoder_select="golomb"
bee2eac5 1258svq3_decoder_suggest="zlib"
4eef77c1 1259theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1260tiff_decoder_suggest="zlib"
1261tiff_encoder_suggest="zlib"
aec09a00 1262truehd_decoder_select="mlp_decoder"
2eef7c62 1263tscc_decoder_select="zlib"
f95bfab0 1264vc1_decoder_select="h263_decoder"
9104cd51 1265vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1266vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1267vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1268vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1269vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1270vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1271vorbis_decoder_select="fft mdct"
1272vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1273vp6a_decoder_select="vp6_decoder"
1274vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1275wmav1_decoder_select="fft mdct"
1276wmav1_encoder_select="fft mdct"
1277wmav2_decoder_select="fft mdct"
1278wmav2_encoder_select="fft mdct"
f95bfab0 1279wmv1_decoder_select="h263_decoder"
665507aa 1280wmv1_encoder_select="h263_encoder"
f95bfab0 1281wmv2_decoder_select="h263_decoder"
1746e2a9 1282wmv2_encoder_select="h263_encoder"
015f8ee0 1283wmv3_decoder_select="vc1_decoder"
f0f86627 1284wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1285wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1286wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1287zlib_decoder_select="zlib"
1288zlib_encoder_select="zlib"
1289zmbv_decoder_select="zlib"
1290zmbv_encoder_select="zlib"
30fd06be 1291
28b80940
DB
1292# parsers
1293h264_parser_select="golomb"
1294
f1e94694
DB
1295# bitstream_filters
1296aac_adtstoasc_bsf_select="aac_parser"
1297
912f3148 1298# external libraries
1b71f045 1299libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1300libdirac_encoder_deps="libdirac"
c9171a83 1301libfaac_encoder_deps="libfaac"
69ddbd1d 1302libfaad_decoder_deps="libfaad"
4ec45764 1303libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1304libgsm_decoder_deps="libgsm"
1305libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1306libgsm_ms_decoder_deps="libgsm"
1307libgsm_ms_encoder_deps="libgsm"
1cc60c47 1308libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1309libopencore_amrnb_decoder_deps="libopencore_amrnb"
1310libopencore_amrnb_encoder_deps="libopencore_amrnb"
1311libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1312libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1313libschroedinger_decoder_deps="libschroedinger"
1314libschroedinger_encoder_deps="libschroedinger"
ae14f311 1315libspeex_decoder_deps="libspeex"
150d2772 1316libtheora_encoder_deps="libtheora"
b0caf888 1317libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1318libx264_encoder_deps="libx264"
1319libxvid_encoder_deps="libxvid"
30fd06be 1320
912f3148 1321# demuxers / muxers
03a76ba9 1322ac3_demuxer_deps="ac3_parser"
647c2356 1323asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1324avisynth_demuxer_deps="avisynth"
1325dirac_demuxer_deps="dirac_parser"
5b423887 1326eac3_demuxer_select="ac3_parser"
647c2356 1327ipod_muxer_select="mov_muxer"
4e622dea
SS
1328libnut_demuxer_deps="libnut"
1329libnut_muxer_deps="libnut"
647c2356 1330matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1331matroska_demuxer_suggest="zlib bzlib"
1332mov_demuxer_suggest="zlib"
1333mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1334mp4_muxer_select="mov_muxer"
1335mpegtsraw_demuxer_select="mpegts_demuxer"
1336mxf_d10_muxer_select="mxf_muxer"
24ca518b 1337ogg_demuxer_select="golomb"
647c2356 1338psp_muxer_select="mov_muxer"
4e622dea
SS
1339rtsp_demuxer_deps="sdp_demuxer"
1340sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1341spdif_muxer_select="aac_parser"
647c2356
DB
1342tg2_muxer_select="mov_muxer"
1343tgp_muxer_select="mov_muxer"
6bdaa5f4 1344w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1345
1346# indevs / outdevs
38e54a75
SS
1347alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1348alsa_indev_extralibs="-lasound"
1349alsa_outdev_deps="alsa_asoundlib_h"
1350alsa_outdev_extralibs="-lasound"
1351audio_beos_indev_deps="audio_beos"
1352audio_beos_indev_extralibs="-lmedia -lbe"
1353audio_beos_outdev_deps="audio_beos"
1354audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1355bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1356dv1394_indev_deps="dv1394 dv_demuxer"
1357jack_indev_deps="jack_jack_h"
1358jack_indev_extralibs="-ljack"
1359libdc1394_indev_deps="libdc1394"
38e54a75
SS
1360oss_indev_deps_any="soundcard_h sys_soundcard_h"
1361oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1362v4l_indev_deps="linux_videodev_h"
1363v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1364vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1365vfwcap_indev_extralibs="-lavicap32"
38e54a75 1366x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1367x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1368
912f3148 1369# protocols
3fff6382 1370gopher_protocol_deps="network"
c08fb000 1371http_protocol_deps="network"
cbf29889 1372rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1373rtp_protocol_deps="udp_protocol"
1374tcp_protocol_deps="network"
1375udp_protocol_deps="network"
1376
f7679c54 1377# filters
81124ba0 1378movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1379avfilter_lavf_deps="avformat"
1380
1381# libraries
1382avdevice_deps="avcodec avformat"
1383avformat_deps="avcodec"
f7679c54 1384
912f3148 1385# programs
5a0f7131
MR
1386ffmpeg_deps="avcodec avformat swscale"
1387ffplay_deps="avcodec avformat swscale sdl"
1388ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1389ffserver_extralibs='$ldl'
a2830dca 1390
c73f65d9 1391doc_deps="texi2html"
912f3148 1392
de6d9b64 1393# default parameters
8a608357 1394
2ba042a7 1395logfile="config.err"
8a608357
MR
1396
1397# installation paths
c9d19248
MR
1398prefix_default="/usr/local"
1399bindir_default='${prefix}/bin'
14a8acf1 1400datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1401incdir_default='${prefix}/include'
1402libdir_default='${prefix}/lib'
1403mandir_default='${prefix}/share/man'
1404shlibdir_default="$libdir_default"
8a608357
MR
1405
1406# toolchain
11e6d03a 1407ar="ar"
13c7df3d 1408cc_default="gcc"
a3d7c197 1409cc_version=\"unknown\"
9da6609f 1410host_cc_default="gcc"
11e6d03a 1411ln_s="ln -sf"
89641463 1412nm_default="nm"
11e6d03a 1413objformat="elf"
be7109c1 1414ranlib="ranlib"
0f3cb305 1415strip="strip"
11e6d03a 1416yasmexe="yasm"
8a608357 1417
8182dc34
MR
1418nm_opts='-g'
1419
8a608357 1420# machine
5e622c40 1421arch=$(uname -m)
38d0a8aa 1422cpu="generic"
8a608357 1423
8a608357 1424# OS
4f854758 1425target_os=$(tolower $(uname -s))
82bb3329 1426host_os=$target_os
8a608357 1427
8a608357 1428# configurable options
5a0f7131
MR
1429enable avcodec
1430enable avdevice
1431enable avformat
dc4f5a1c 1432enable avutil
c8a4ae00 1433enable asm
497237c7 1434enable debug
c73f65d9 1435enable doc
aa033b1e 1436enable fastdiv
497237c7
RP
1437enable ffmpeg
1438enable ffplay
1439enable ffserver
497237c7
RP
1440enable mpegaudio_hp
1441enable network
8400d6b8 1442enable optimizations
497237c7 1443enable protocols
530dc538 1444enable static
87a0fb62 1445enable stripping
5a0f7131 1446enable swscale
a9ddb5b1 1447enable swscale_alpha
8a608357 1448
8a608357 1449# build settings
9987769a 1450SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1451FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1452LIBPREF="lib"
1453LIBSUF=".a"
c5f14466
RP
1454FULLNAME='$(NAME)$(BUILDSUF)'
1455LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1456SLIBPREF="lib"
1457SLIBSUF=".so"
c5f14466 1458SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1459SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1460SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1461LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1462
7e6c86e6
MR
1463CC_O='-o $@'
1464
f0125de9 1465host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1466host_libs='-lm'
1467
9b861379 1468target_path='$(CURDIR)'
a7ada2ba 1469
0d7dca36
DB
1470# gcc stupidly only outputs the basename of targets with -MM, but we need the
1471# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1472DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1473DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1474
c597172e 1475# find source path
5e622c40 1476source_path="$(dirname "$0")"
497237c7 1477enable source_path_used
24524f36 1478if test -f configure; then
5e622c40 1479 source_path="$(pwd)"
497237c7 1480 disable source_path_used
c597172e 1481else
5e622c40 1482 source_path="$(cd "$source_path"; pwd)"
c597172e 1483 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1484 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1485 test -e "$source_path/config.h" &&
1486 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1487fi
1488
13cbe2c0 1489for v in "$@"; do
b04251c5
MR
1490 r=${v#*=}
1491 l=${v%"$r"}
1492 r=$(sh_quote "$r")
13cbe2c0
MR
1493 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1494done
c597172e 1495
73ef8980
MR
1496find_things(){
1497 thing=$1
1498 pattern=$2
1499 file=$source_path/$3
932ccf39 1500 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1501}
1502
1503ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1504DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1505HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1506PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1507BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1508MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1509DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1510OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1511INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1512PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1513FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1514
7483e694
DB
1515enable $ARCH_EXT_LIST \
1516 $DECODER_LIST \
1517 $ENCODER_LIST \
5666fd73 1518 $HWACCEL_LIST \
7483e694
DB
1519 $PARSER_LIST \
1520 $BSF_LIST \
1521 $DEMUXER_LIST \
1522 $MUXER_LIST \
f7679c54 1523 $FILTER_LIST \
7483e694
DB
1524 $PROTOCOL_LIST \
1525 $INDEV_LIST \
1526 $OUTDEV_LIST \
c597172e
MR
1527
1528die_unknown(){
1529 echo "Unknown option \"$1\"."
1530 echo "See $0 --help for available options."
1531 exit 1
1532}
1533
794f8e97 1534show_list() {
bf0c4afa
RP
1535 suffix=_$1
1536 shift
2b444ea7 1537 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1538 exit 0
1539}
1540
c597172e 1541for opt do
7483e694
DB
1542 optval="${opt#*=}"
1543 case "$opt" in
0f010b2f 1544 --extra-ldflags=*) add_ldflags $optval
7483e694 1545 ;;
0f010b2f 1546 --extra-libs=*) add_extralibs $optval
7483e694 1547 ;;
8fb1cb58 1548 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1549 ;;
40bcf4c7
BL
1550 --enable-debug=*) debuglevel="$optval"
1551 ;;
7483e694 1552 --enable-*=*|--disable-*=*)
8b93ddc3 1553 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1554 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1555 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1556 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1557 $action $(filter "$name" $list)
7483e694
DB
1558 ;;
1559 --enable-?*|--disable-?*)
5e622c40 1560 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1561 if is_in $option $COMPONENT_LIST; then
fed5d54b 1562 test $action = disable && action=unset
e3773a55
MR
1563 eval $action \$$(toupper ${option%s})_LIST
1564 elif is_in $option $CMDLINE_SELECT; then
1565 $action $option
1566 else
1567 die_unknown $opt
1568 fi
7483e694
DB
1569 ;;
1570 --list-*)
1571 NAME="${opt#--list-}"
1572 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1573 NAME=${NAME%s}
1574 eval show_list $NAME \$$(toupper $NAME)_LIST
1575 ;;
1576 --help|-h) show_help
1577 ;;
1578 *)
884a36a7 1579 optname="${opt%%=*}"
26759c44
MR
1580 optname="${optname#--}"
1581 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1582 if is_in $optname $CMDLINE_SET; then
1583 eval $optname='$optval'
1584 elif is_in $optname $CMDLINE_APPEND; then
1585 append $optname "$optval"
1586 else
1587 die_unknown $opt
1588 fi
7483e694
DB
1589 ;;
1590 esac
c597172e
MR
1591done
1592
bcea99bb
MR
1593disabled logging && logfile=/dev/null
1594
13cbe2c0 1595echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1596set >> $logfile
1597
9da6609f
MR
1598test -n "$cross_prefix" && enable cross_compile
1599
adb2b908 1600ar="${cross_prefix}${ar}"
11e6d03a 1601cc_default="${cross_prefix}${cc_default}"
20e0ed95 1602nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1603ranlib="${cross_prefix}${ranlib}"
1604strip="${cross_prefix}${strip}"
1605
c5200f17
MR
1606sysinclude_default="${sysroot}/usr/include"
1607
75800dce 1608set_default cc nm sysinclude
9da6609f
MR
1609enabled cross_compile || host_cc_default=$cc
1610set_default host_cc
13c7df3d 1611
82bb3329
MR
1612exesuf() {
1613 case $1 in
1614 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1615 esac
1616}
1617
1618EXESUF=$(exesuf $target_os)
1619HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1620
e4e69e0b 1621# set temporary file name
a49d42c2 1622: ${TMPDIR:=$TEMPDIR}
c51fafa1 1623: ${TMPDIR:=$TMP}
a49d42c2 1624: ${TMPDIR:=/tmp}
e4e69e0b 1625
54460a83
MR
1626if ! check_cmd type mktemp; then
1627 # simple replacement for missing mktemp
1628 # NOT SAFE FOR GENERAL USE
1629 mktemp(){
1630 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1631 }
1632fi
1633
1634tmpfile(){
1635 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1636 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1637 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1638 append TMPFILES $tmp
1639 eval $1=$tmp
1640}
1641
1642trap 'rm -f -- $TMPFILES' EXIT
1643trap exit HUP INT TERM
1644
1645tmpfile TMPC .c
1646tmpfile TMPE $EXESUF
1647tmpfile TMPH .h
1648tmpfile TMPO .o
1649tmpfile TMPS .S
a482e61b 1650tmpfile TMPV .ver
54460a83
MR
1651tmpfile TMPSH .sh
1652
1653unset -f mktemp
e4e69e0b 1654
993f2d0f
MR
1655# make sure we can execute files in $TMPDIR
1656cat > $TMPSH 2>> $logfile <<EOF
1657#! /bin/sh
1658EOF
1659chmod +x $TMPSH >> $logfile 2>&1
1660if ! $TMPSH >> $logfile 2>&1; then
1661 cat <<EOF
1662Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1663variable to another directory and make sure that it is not mounted noexec.
1664EOF
1665 die "Sanity test failed."
1666fi
993f2d0f 1667
19b4c628
MR
1668filter_cflags=echo
1669filter_cppflags=echo
1670filter_asflags=echo
1671
8f0c157a 1672if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1673 cc_type=gcc
a3d7c197 1674 cc_version=__VERSION__
aef6bd1b
MR
1675 if ! $cc -dumpversion | grep -q '^2\.'; then
1676 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1677 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1678 fi
14ca9cd0
MR
1679 speed_cflags='-O3'
1680 size_cflags='-Os'
629687f6
MR
1681elif $cc --version 2>/dev/null | grep -q Intel; then
1682 cc_type=icc
6e3fa35d 1683 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1684 CC_DEPFLAGS='-MMD'
1685 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1686 speed_cflags='-O3'
1687 size_cflags='-Os'
629687f6
MR
1688elif $cc -v 2>&1 | grep -q xlc; then
1689 cc_type=xlc
6e3fa35d 1690 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1691 speed_cflags='-O5'
1692 size_cflags='-O5 -qcompact'
df442a8d
MR
1693elif $cc -V 2>/dev/null | grep -q Compaq; then
1694 cc_type=ccc
6e3fa35d 1695 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1696 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1697 debuglevel=3
df442a8d 1698 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1699 speed_cflags='-fast'
1700 size_cflags='-O1'
6a0d5493 1701elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1702 test -d "$sysroot" || die "No valid sysroot specified."
1703 cc_type=armcc
6e3fa35d 1704 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1705 armcc_conf="$PWD/armcc.conf"
1706 $cc --arm_linux_configure \
1707 --arm_linux_config_file="$armcc_conf" \
1708 --configure_sysroot="$sysroot" \
1709 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1710 die "Error creating armcc configuration file."
1711 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1712 as_default="${cross_prefix}gcc"
07dec06e
MR
1713 CC_DEPFLAGS='-MMD'
1714 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1715 speed_cflags='-O3'
1716 size_cflags='-Os'
6fec122a
MR
1717elif $cc -version 2>/dev/null | grep -q TMS470; then
1718 cc_type=tms470
6e3fa35d 1719 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1720 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1721 CC_O='-fr=$(@D)'
1722 as_default="${cross_prefix}gcc"
1723 ld_default="${cross_prefix}gcc"
6fec122a
MR
1724 TMPO=$(basename $TMPC .c).o
1725 append TMPFILES $TMPO
1726 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1727 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1728 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1729 speed_cflags='-O3 -mf=5'
1730 size_cflags='-O3 -mf=2'
6fec122a
MR
1731 filter_cflags=tms470_flags
1732 tms470_flags(){
1733 for flag; do
1734 case $flag in
1735 -march=*|-mcpu=*)
1736 case "${flag#*=}" in
1737 armv7-a|cortex-a*) echo -mv=7a8 ;;
1738 armv7-r|cortex-r*) echo -mv=7r4 ;;
1739 armv7-m|cortex-m*) echo -mv=7m3 ;;
1740 armv6*|arm11*) echo -mv=6 ;;
1741 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1742 echo -mv=5e ;;
1743 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1744 esac
1745 ;;
1746 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1747 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1748 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1749 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1750 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1751 -g) echo -g -mn ;;
587d24ff 1752 -pds=*) echo $flag ;;
6fec122a
MR
1753 esac
1754 done
1755 }
06da6943
DC
1756elif $cc -v 2>&1 | grep -q clang; then
1757 cc_type=clang
1758 cc_version=__VERSION__
1759 CC_DEPFLAGS='-MMD'
1760 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1761 speed_cflags='-O3'
1762 size_cflags='-Os'
2a472e9c
MK
1763elif $cc -V 2>&1 | grep -q Sun; then
1764 cc_type=suncc
1765 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1766 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1767 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1768 speed_cflags='-O5'
1769 size_cflags='-O5 -xspace'
03279bbe
MK
1770 filter_cflags=suncc_flags
1771 suncc_flags(){
1772 for flag; do
1773 case $flag in
1774 -march=*|-mcpu=*)
1775 case "${flag#*=}" in
1776 native) echo -xtarget=native ;;
1777 v9) echo -xarch=sparc ;;
1778 ultrasparc) echo -xarch=sparcvis ;;
1779 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1780 i586|pentium) echo -xchip=pentium ;;
1781 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1782 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1783 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1784 pentium4*) echo -xtarget=pentium4 ;;
1785 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1786 *-sse3) echo -xarch=sse3 ;;
1787 core2) echo -xarch=ssse3 -xchip=core2 ;;
1788 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1789 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1790 k8|opteron|athlon64|athlon-fx)
1791 echo -xarch=sse2a ;;
1792 athlon*) echo -xarch=pentium_proa ;;
1793 esac
1794 ;;
1795 -std=c99) echo -xc99 ;;
1796 -fomit-frame-pointer) echo -xregs=frameptr ;;
1797 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1798 -W*,*) echo $flag ;;
1799 -f*-*|-W*) ;;
1800 *) echo $flag ;;
1801 esac
1802 done
1803 }
629687f6
MR
1804fi
1805
1806test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1807
75bafbac 1808: ${as_default:=$cc}
50567afa 1809: ${dep_cc_default:=$cc}
684b28e0 1810: ${ld_default:=$cc}
50567afa 1811set_default as dep_cc ld
75800dce 1812
07dec06e
MR
1813test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1814test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1815
7f32f40c 1816add_cflags $extra_cflags
2f2e6c7c 1817add_asflags $extra_cflags
7f32f40c 1818
154d432c
MR
1819if test -n "$sysroot"; then
1820 case "$cc_type" in
1821 gcc)
467256f2 1822 add_cppflags --sysroot="$sysroot"
154d432c
MR
1823 add_ldflags --sysroot="$sysroot"
1824 ;;
6fec122a
MR
1825 tms470)
1826 add_cppflags -I"$sysinclude"
1827 add_ldflags --sysroot="$sysroot"
1828 ;;
06da6943
DC
1829 clang)
1830 add_cppflags -isysroot="$sysroot"
1831 add_ldflags -isysroot="$sysroot"
1832 ;;
154d432c
MR
1833 esac
1834fi
1835
d22c13a8
MR
1836if test "$cpu" = host; then
1837 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1838
1839 case "$cc_type" in
1840 gcc)
1841 check_native(){
1842 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1843 sed -n "/$1=/{
1844 s/.*$1=\\([^ ]*\\).*/\\1/
1845 p
1846 q
1847 }" $TMPE
d22c13a8
MR
1848 }
1849 cpu=$(check_native -march || check_native -mcpu)
1850 ;;
1851 esac
1852
1853 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1854fi
1855
e939cedd
MR
1856# Deal with common $arch aliases
1857case "$arch" in
1858 arm*)
1859 arch="arm"
1860 ;;
1861 mips|mipsel|IP*)
1862 arch="mips"
1863 ;;
1864 mips64)
1865 arch="mips"
1866 subarch="mips64"
1867 ;;
1868 parisc|hppa)
1869 arch="parisc"
1870 ;;
1871 parisc64|hppa64)
1872 arch="parisc"
1873 subarch="parisc64"
1874 ;;
1875 "Power Macintosh"|ppc|powerpc)
1876 arch="ppc"
1877 ;;
1878 ppc64)
1879 arch="ppc"
1880 subarch="ppc64"
1881 ;;
1882 s390|s390x)
1883 arch="s390"
1884 ;;
1885 sh4|sh)
1886 arch="sh4"
1887 ;;
1888 sun4u|sparc64)
1889 arch="sparc"
1890 subarch="sparc64"
1891 ;;
1892 i[3-6]86|i86pc|BePC|x86_64|amd64)
1893 arch="x86"
1894 ;;
1895esac
1896
1897is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1898enable $arch
e939cedd 1899
df5cdc24 1900# Add processor-specific flags
5d54c126
MR
1901if test "$cpu" = generic; then
1902 : do nothing
1903elif enabled ppc; then
343aef9b 1904
56348891
MR
1905 case $(tolower $cpu) in
1906 601|ppc601|powerpc601)
9dbd5c3d 1907 cpuflags="-mcpu=601"
64ad53ff 1908 disable altivec
9dbd5c3d 1909 ;;
56348891 1910 603*|ppc603*|powerpc603*)
9dbd5c3d 1911 cpuflags="-mcpu=603"
64ad53ff 1912 disable altivec
9dbd5c3d 1913 ;;
56348891 1914 604*|ppc604*|powerpc604*)
9dbd5c3d 1915 cpuflags="-mcpu=604"
64ad53ff 1916 disable altivec
9dbd5c3d 1917 ;;
56348891 1918 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1919 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1920 disable altivec
9dbd5c3d 1921 ;;
56348891 1922 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1923 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1924 ;;
56348891 1925 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1926 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1927 ;;
56348891 1928 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1929 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1930 ;;
56348891 1931 cell)
9dbd5c3d
MR
1932 cpuflags="-mcpu=cell"
1933 enable ldbrx
1934 ;;
7b0b81a1
AL
1935 e500v2)
1936 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1937 disable altivec
1938 ;;
1939 e500)
1940 cpuflags="-mcpu=8540 -mhard-float"
1941 disable altivec
1942 ;;
9dbd5c3d 1943 esac
343aef9b
MR
1944
1945elif enabled x86; then
1946
9dbd5c3d
MR
1947 case $cpu in
1948 i[345]86|pentium)
1949 cpuflags="-march=$cpu"
1950 disable mmx
1951 ;;
1952 # targets that do NOT support conditional mov (cmov)
1953 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1954 cpuflags="-march=$cpu"
1955 disable cmov
1956 ;;
1957 # targets that do support conditional mov (cmov)
1958 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1959 cpuflags="-march=$cpu"
1960 enable cmov
1961 enable fast_cmov
1962 ;;
1963 # targets that do support conditional mov but on which it's slow
1964 pentium4|pentium4m|prescott|nocona)
1965 cpuflags="-march=$cpu"
1966 enable cmov
1967 disable fast_cmov
1968 ;;
1969 esac
343aef9b
MR
1970
1971elif enabled sparc; then
1972
9dbd5c3d
MR
1973 case $cpu in
1974 sparc64)
1975 cpuflags="-mcpu=v9"
1976 ;;
1977 esac
343aef9b
MR
1978
1979elif enabled arm; then
1980
34ba23c9
MR
1981 case $cpu in
1982 armv*)
1983 cpuflags="-march=$cpu"
1984 ;;
1985 *)
1986 cpuflags="-mcpu=$cpu"
1987 ;;
1988 esac
343aef9b
MR
1989
1990elif enabled alpha; then
1991
34ba23c9 1992 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1993
1994elif enabled bfin; then
1995
34ba23c9 1996 cpuflags="-mcpu=$cpu"
343aef9b
MR
1997
1998elif enabled mips; then
1999
34ba23c9 2000 cpuflags="-march=$cpu"
343aef9b
MR
2001
2002elif enabled avr32; then
2003
9dbd5c3d
MR
2004 case $cpu in
2005 ap7[02]0[0-2])
2006 subarch="avr32_ap"
2007 cpuflags="-mpart=$cpu"
2008 ;;
2009 ap)
2010 subarch="avr32_ap"
2011 cpuflags="-march=$cpu"
2012 ;;
2013 uc3[ab]*)
2014 subarch="avr32_uc"
2015 cpuflags="-mcpu=$cpu"
2016 ;;
2017 uc)
2018 subarch="avr32_uc"
2019 cpuflags="-march=$cpu"
2020 ;;
2021 esac
df5cdc24 2022
343aef9b
MR
2023fi
2024
df5cdc24
MR
2025add_cflags $cpuflags
2026add_asflags $cpuflags
2027
993f2d0f
MR
2028# compiler sanity check
2029check_exec <<EOF
2030int main(void){ return 0; }
2031EOF
2032if test "$?" != 0; then
2033 echo "$cc is unable to create an executable file."
2034 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2035 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2036 echo "Only do this if you know what cross compiling means."
2037 fi
2038 die "C compiler test failed."
2039fi
2040
38a9c529 2041add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2042check_cflags -std=c99
50a334e4 2043check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2044#include <stdlib.h>
2045EOF
50a334e4 2046check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2047#include <stdlib.h>
2048EOF
e9b9a2f8 2049
f0125de9
MR
2050check_host_cflags -std=c99
2051
b24dbcbd 2052case "$arch" in
e939cedd 2053 alpha|ia64|mips|parisc|sparc)
8a3c8627 2054 spic=$shared
b24dbcbd 2055 ;;
e939cedd 2056 x86)
cfdb6148 2057 subarch="x86_32"
e939cedd 2058 check_cc <<EOF && subarch="x86_64"
58b3536d 2059 int test[(int)sizeof(char*) - 7];
cfdb6148 2060EOF
de27f4d9 2061 if test "$subarch" = "x86_64"; then
e939cedd 2062 spic=$shared
de27f4d9 2063 fi
b24dbcbd 2064 ;;
b24dbcbd
RP
2065esac
2066
343aef9b 2067enable $subarch
8a3c8627 2068enabled spic && enable pic
5755bc88 2069check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2070
7483e694 2071# OS specific
4f854758 2072case $target_os in
7483e694 2073 beos|haiku|zeta)
c9d19248 2074 prefix_default="$HOME/config"
7483e694 2075 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2076 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2077 case "$gcc_version" in
2078 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2079 disable mmx
2080 ;;
2081 *20010315*) echo "BeBits gcc"
0f010b2f 2082 add_cflags -fno-expensive-optimizations
7483e694
DB
2083 ;;
2084 esac
7483e694
DB
2085 SHFLAGS=-nostart
2086 # enable BeOS things
2087 enable audio_beos
2088 # no need for libm, but the inet stuff
2089 # Check for BONE
2090 # XXX: actually should check for NOT net_server
78fe7631 2091 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2092 network_extralibs="-lbind -lsocket"
2093 else
2094 enable beos_netserver
2095 network_extralibs="-lnet"
2096 fi ;;
2097 sunos)
2098 FFSERVERLDFLAGS=""
9987769a 2099 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2100 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2101 network_extralibs="-lsocket -lnsl"
50a334e4 2102 add_cppflags -D__EXTENSIONS__
8182dc34 2103 nm_opts='-P -g'
7483e694
DB
2104 ;;
2105 netbsd)
07a8eef6
MR
2106 oss_indev_extralibs="-lossaudio"
2107 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2108 ;;
2109 openbsd)
89e053f8 2110 enable malloc_aligned
7c4a001a
MR
2111 # On OpenBSD 4.5. the compiler does not use PIC unless
2112 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2113 # however the generated executable will not do anything
2114 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2115 # Thus explicitly enable PIC here.
cd78208b 2116 enable pic
7483e694 2117 SHFLAGS='-shared'
07a8eef6
MR
2118 oss_indev_extralibs="-lossaudio"
2119 oss_outdev_extralibs="-lossaudio"
7483e694 2120 ;;
90b4f091 2121 freebsd|dragonfly)
89e053f8 2122 enable malloc_aligned
7483e694
DB
2123 ;;
2124 bsd/os)
2125 osextralibs="-lpoll -lgnugetopt"
2126 strip="strip -d"
2127 ;;
2128 darwin)
89e053f8 2129 enable malloc_aligned
0138c54e 2130 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2131 strip="strip -x"
2132 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2133 SLIBSUF=".dylib"
2134 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2135 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2136 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2137 objformat="macho"
1b0f6fb8 2138 enabled x86_64 && objformat="macho64"
8dfa86f7 2139 enabled_any pic shared ||
2704bd1a 2140 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2141 ;;
2142 mingw32*)
9d3f4f50 2143 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2144 disable network
2145 else
2146 target_os=mingw32
2147 fi
dcc01c06 2148 LIBTARGET=i386
1fc9fb8a 2149 if enabled x86_64; then
89e053f8 2150 enable malloc_aligned
dcc01c06 2151 LIBTARGET=x64
336cc1b0
MS
2152 elif enabled arm; then
2153 LIBTARGET=arm
dcc01c06 2154 fi
fbd971a4 2155 shlibdir_default="$bindir_default"
7483e694
DB
2156 disable ffserver
2157 SLIBPREF=""
2158 SLIBSUF=".dll"
7483e694
DB
2159 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2160 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2161 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2162 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2163 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2164 install -d "$(LIBDIR)"; \
2165 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2166 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2167 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2168 objformat="win32"
bc574408 2169 enable dos_paths
1894e741 2170 check_cflags -fno-common
b1549d61 2171 if ! enabled x86_64; then
f7ad5aa2
RP
2172 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2173 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2174 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2175 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2176 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2177 fi
7483e694
DB
2178 ;;
2179 cygwin*)
4f854758 2180 target_os=cygwin
fbd971a4 2181 shlibdir_default="$bindir_default"
7483e694
DB
2182 SLIBPREF="cyg"
2183 SLIBSUF=".dll"
2184 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2185 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2186 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2187 objformat="win32"
bc574408 2188 enable dos_paths
1894e741 2189 check_cflags -fno-common
7483e694 2190 ;;
4f365f37 2191 *-dos|freedos|opendos)
fdf11906 2192 disable ffplay ffserver
4f365f37
MK
2193 disable $INDEV_LIST $OUTDEV_LIST
2194 network_extralibs="-lsocket"
ff1c015d 2195 objformat="coff"
bc574408 2196 enable dos_paths
4f365f37 2197 ;;
7483e694 2198 linux)
7483e694
DB
2199 enable dv1394
2200 ;;
2201 irix*)
4f854758 2202 target_os=irix
7483e694
DB
2203 ranlib="echo ignoring ranlib"
2204 ;;
d22e8442 2205 os/2*)
d22e8442
DY
2206 strip="lxlite"
2207 ln_s="cp -f"
d22e8442 2208 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2209 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2210 FFSERVERLDFLAGS=""
287d3b13 2211 LIBSUF="_s.a"
d22e8442
DY
2212 SLIBPREF=""
2213 SLIBSUF=".dll"
2214 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2215 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2216 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2217 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2218 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2219 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2220 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2221 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2222 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2223 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2224 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2225 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2226 enable dos_paths
d22e8442 2227 ;;
83993c1c
AM
2228 gnu/kfreebsd)
2229 ;;
34e82167 2230 gnu)
34e82167 2231 ;;
614d8911
MR
2232 none)
2233 ;;
7483e694 2234 *)
4f924f9a 2235 die "Unknown OS '$target_os'."
7483e694
DB
2236 ;;
2237esac
2238
c9d19248
MR
2239set_default $PATHS_LIST
2240
c597172e 2241add_extralibs $osextralibs
de6d9b64 2242
28d8e661
DB
2243# Combine FFLDFLAGS and the LDFLAGS environment variable.
2244LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2245
320d060a 2246# we need to build at least one lib type
93b3c083 2247if ! enabled_any static shared; then
320d060a
DB
2248 cat <<EOF
2249At least one library type must be built.
2250Specify --enable-static to build the static libraries or --enable-shared to
2251build the shared libraries as well. To only build the shared libraries specify
2252--disable-static in addition to --enable-shared.
2253EOF
2254 exit 1;
2255fi
2256
abc4e572 2257disabled static && LIBNAME=""
2a320695 2258
a2234ceb
RP
2259if enabled_any libfaad libfaadbin ; then
2260 if check_header faad.h; then
295b8c70 2261 check_cc <<EOF
a2234ceb
RP
2262#include <faad.h>
2263#ifndef FAAD2_VERSION
2264ok faad1
2265#endif
db817cf3 2266int main(void) { return 0; }
a2234ceb
RP
2267EOF
2268 test $? = 0 && enable libfaad2
2269 else
ff3dac65 2270 die "FAAD test failed."
a2234ceb
RP
2271 fi
2272fi
2273
2274
2184c6f7 2275die_license_disabled() {
4c27207c 2276 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2277}
2278
2279die_license_disabled gpl libfaad2
2280die_license_disabled gpl libx264
2281die_license_disabled gpl libxvid
2282die_license_disabled gpl postproc
2283die_license_disabled gpl x11grab
2284
2f7ae63b 2285die_license_disabled nonfree libfaac
b2e3c528 2286
0b175caa
DB
2287die_license_disabled version3 libopencore_amrnb
2288die_license_disabled version3 libopencore_amrwb
2289
9cad0e4e 2290enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2291
9eeed841 2292check_deps $ARCH_EXT_LIST
0f3cb305 2293
40617a6d 2294disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2295
e276d9e8
MR
2296enable_pic() {
2297 enable pic
bce7b696
MR
2298 add_cppflags -DPIC
2299 add_cflags -fPIC
2300 add_asflags -fPIC
e276d9e8
MR
2301}
2302
2303enabled pic && enable_pic
bce7b696 2304
b4d96ba2
MR
2305check_cc <<EOF || die "Symbol mangling check failed."
2306int ff_extern;
2307EOF
8182dc34 2308sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2309extern_prefix=${sym%%ff_extern*}
2310
f65883c8
MR
2311check_cc <<EOF && enable inline_asm
2312void foo(void) { __asm__ volatile ("" ::); }
2313EOF
61d251db 2314
df5e3978
MR
2315_restrict=
2316for restrict_keyword in restrict __restrict__ __restrict; do
2317 check_cc <<EOF && _restrict=$restrict_keyword && break
2318void foo(char * $restrict_keyword p);
2319EOF
2320done
2321
2322check_cc <<EOF && enable attribute_packed
2323struct { int x; } __attribute__((packed)) x;
2324EOF
2325
dffb41b9
MR
2326check_cc <<EOF && enable attribute_may_alias
2327union { int x; } __attribute__((may_alias)) x;
2328EOF
2329
df5e3978
MR
2330check_cc <<EOF || die "endian test failed"
2331unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2332EOF
48fc536a 2333od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2334
e939cedd
MR
2335if enabled alpha; then
2336
2337 check_cflags -mieee
2338
2339elif enabled arm; then
e45391bb 2340
50fa82e6
MR
2341 check_cflags -marm
2342
fa0912fe
MR
2343 check_ld <<EOF && enable vfp_args
2344__asm__ (".eabi_attribute 28, 1");
2345int main(void) { return 0; }
2346EOF
2347
2348 # We have to check if pld is a nop and disable it.
2349 check_asm pld '"pld [r0]"'
2350
2351 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2352 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2353 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2354 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2355 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2356 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2357
e276d9e8
MR
2358 enabled_all armv6t2 shared !pic && enable_pic
2359
e939cedd
MR
2360elif enabled ia64; then
2361
2362 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2363 enabled shared && enable_weak hardcoded_tables
2364
fa0912fe 2365elif enabled mips; then
e45391bb 2366
fa0912fe
MR
2367 check_asm loongson '"dmult.g $1, $2, $3"'
2368 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2369
fa0912fe 2370elif enabled ppc; then
e45391bb 2371
fa0912fe
MR
2372 check_asm dcbzl '"dcbzl 0, 1"'
2373 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2374 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2375
2376 # AltiVec flags: The FSF version of GCC differs from the Apple version
2377 if enabled altivec; then
2378 check_cflags -maltivec -mabi=altivec &&
2379 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2380 check_cflags -faltivec
2381
2382 # check if our compiler supports Motorola AltiVec C API
2383 check_cc <<EOF || disable altivec
2384$inc_altivec_h
2385int main(void) {
2386 vector signed int v1, v2, v3;
2387 v1 = vec_add(v2,v3);
2388 return 0;
2389}
2390EOF
2391
2392 # check if our compiler supports braces for vector declarations
2393 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2394$inc_altivec_h
2395int main (void) { (vector int) {1}; return 0; }
2396EOF
2397 fi
e45391bb 2398
fa0912fe 2399elif enabled sparc; then
e45391bb 2400
fa0912fe
MR
2401 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2402 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2403
fa0912fe 2404elif enabled x86; then
e45391bb 2405
44965991
PI
2406 # check whether EBP is available on x86
2407 # As 'i' is stored on the stack, this program will crash
2408 # if the base pointer is used to access it because the
2409 # base pointer is cleared in the inline assembly code.
7dfef245 2410 check_exec_crash <<EOF && enable ebp_available
44965991 2411 volatile int i=0;
be449fca 2412 __asm__ volatile (
44965991
PI
2413 "xorl %%ebp, %%ebp"
2414 ::: "%ebp");
2415 return i;
44965991
PI
2416EOF
2417
f494213c 2418 # check whether EBX is available on x86
7cee5421
MR
2419 check_asm ebx_available '""::"b"(0)' &&
2420 check_asm ebx_available '"":::"%ebx"'
8e380710 2421
d3a4b4e0
DB
2422 # check whether more than 10 operands are supported
2423 check_cc <<EOF && enable ten_operands
2424int main(void) {
2425 int x=0;
2426 __asm__ volatile(
2427 ""
2428 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2429 );
2430 return 0;
2431}
2432EOF
2433
d7f0920b 2434 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2435 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2436 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2437
2438 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2439
d52481b9 2440 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2441 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2442 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2443 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2444 case "$objformat" in
2445 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2446 esac
7595a5e4 2447 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2448
669b5583
MR
2449 case "$cpu" in
2450 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2451 disable fast_clz
2452 ;;
2453 esac
2454
44965991
PI
2455fi
2456
a98bb16d
RP
2457if check_func dlopen; then
2458 ldl=
2459elif check_func dlopen -ldl; then
2460 ldl=-ldl
8bf5d58f
MN
2461fi
2462
75ecf149
DB
2463# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2464check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2465
7483e694 2466check_func fork
84882df6 2467check_func getaddrinfo $network_extralibs
7483e694
DB
2468check_func gethrtime
2469check_func getrusage
094c09bb 2470check_func inet_aton $network_extralibs
abfc8d05 2471check_func isatty
4ae40685 2472check_func ${malloc_prefix}memalign && enable memalign
7483e694 2473check_func mkstemp
4ae40685 2474check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2475check_func setrlimit
b507ebd1 2476check_func_headers io.h setmode
e4673692 2477check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2478check_func_headers windows.h GetProcessTimes
7c5bfe7a 2479check_func_headers windows.h VirtualAlloc
6ffa87d3 2480
e16e49ac 2481check_header conio.h
a98bb16d 2482check_header dlfcn.h
92c6a099 2483check_header dxva2api.h
a98bb16d 2484check_header malloc.h
bf6ce82d 2485check_header poll.h
b58412f1 2486check_header sys/mman.h
b091aa44 2487check_header sys/resource.h
bf6ce82d 2488check_header sys/select.h
a98bb16d 2489check_header termios.h
272081b0
CEH
2490check_header vdpau/vdpau.h
2491check_header vdpau/vdpau_x11.h
68178ca9 2492check_header X11/extensions/XvMClib.h
a98bb16d 2493
9104cd51
RP
2494check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2495
89e053f8
MR
2496if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2497 enabled_any $need_memalign ; then
1f91cdce 2498 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2499fi
e16e49ac 2500
a4fa192c 2501disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2502disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2503
2504# check for some common methods of building with pthread support
2505# do this before the optional library checks as some of them require pthreads
2506if enabled pthreads; then
9e7fd101
MR
2507 if check_func pthread_create; then
2508 :
2509 elif check_func pthread_create -pthread; then
2510 add_cflags -pthread
afc9aee2 2511 add_extralibs -pthread
9e7fd101
MR
2512 elif check_func pthread_create -pthreads; then
2513 add_cflags -pthreads
afc9aee2 2514 add_extralibs -pthreads
8d94f606
GT
2515 elif check_func pthread_create -lpthreadGC2; then
2516 add_extralibs -lpthreadGC2
9e7fd101
MR
2517 elif ! check_lib pthread.h pthread_create -lpthread; then
2518 die "ERROR: can't find pthreads library"
2519 fi
57bd82d4
MR
2520fi
2521
8eee7025 2522for thread in $THREADS_LIST; do
e5f94c2b 2523 if enabled $thread; then
3ae3b721
RP
2524 test -n "$thread_type" &&
2525 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2526 thread_type="$thread"
e5f94c2b
RP
2527 fi
2528done
2529
fdf88598 2530check_lib math.h sin -lm
ff418735 2531check_lib va/va.h vaInitialize -lva
fdf88598 2532
645d2652
MR
2533check_mathfunc exp2
2534check_mathfunc exp2f
2535check_mathfunc llrint
2536check_mathfunc log2
2537check_mathfunc log2f
2538check_mathfunc lrint
2539check_mathfunc lrintf
2540check_mathfunc round
2541check_mathfunc roundf
2542check_mathfunc truncf
f32adb22 2543
57bd82d4 2544# these are off by default, so fail if requested and not available
a1b3c5a3 2545enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2546enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2547 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2548 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2549enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2550enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2551enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2552enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2553enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2554enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2555enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2556enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2557enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2558 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2559enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2560enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2561enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2562enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2563 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2564 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2565enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2566enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2567
0b4a1821
AS
2568# libdc1394 check
2569if enabled libdc1394; then
2570 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2571 enable libdc1394_2; } ||
2572 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2573 enable libdc1394_1; } ||
2574 die "ERROR: No version of libdc1394 found "
2575fi
2576
6a1a892f 2577SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2578if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2579 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2580 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2581 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2582 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2583 enable sdl &&
2584 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2585fi
57bd82d4 2586
2270b4b2 2587texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2588
73b46a95 2589if enabled network; then
96000432 2590 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2591 check_type netdb.h "struct addrinfo"
b4d68544
MS
2592 check_type netinet/in.h "struct ipv6_mreq"
2593 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2594 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2595 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2596 # Prefer arpa/inet.h over winsock2
2597 if check_header arpa/inet.h ; then
2598 check_func closesocket
2599 elif check_header winsock2.h ; then
f4c13872
MS
2600 check_func_headers winsock2.h closesocket -lws2 && \
2601 network_extralibs="-lws2" || \
2602 { check_func_headers winsock2.h closesocket -lws2_32 && \
2603 network_extralibs="-lws2_32"; }
72be9e73 2604 check_type ws2tcpip.h socklen_t
c0018613 2605 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2606 check_type ws2tcpip.h "struct ipv6_mreq"
2607 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2608 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2609 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2610 else
2611 disable network
73b46a95
RP
2612 fi
2613fi
2614
06e31011
RP
2615check_header linux/videodev.h
2616check_header linux/videodev2.h
1b6e8b73 2617check_header sys/videoio.h
47f38850 2618
27796dc3 2619check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2620
f8aa696f 2621# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2622{ check_header dev/bktr/ioctl_meteor.h &&
2623 check_header dev/bktr/ioctl_bt848.h; } ||
2624{ check_header machine/ioctl_meteor.h &&
2625 check_header machine/ioctl_bt848.h; } ||
2626{ check_header dev/video/meteor/ioctl_meteor.h &&
2627 check_header dev/video/bktr/ioctl_bt848.h; } ||
2628check_header dev/ic/bt8xx.h
f8aa696f 2629
c7682de0
RP
2630check_header sys/soundcard.h
2631check_header soundcard.h
deb29777 2632
b6f3d925 2633enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2634
0e57fe17 2635enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2636
56a059ac 2637enabled x11grab &&
f58f4ce1
GP
2638check_header X11/Xlib.h &&
2639check_header X11/extensions/XShm.h &&
0a045661 2640check_header X11/extensions/Xfixes.h &&
f58f4ce1 2641check_func XOpenDisplay -lX11 &&
781c1aa6
R
2642check_func XShmCreateImage -lX11 -lXext &&
2643check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2644
598ef02b 2645if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2646check_cpp_condition \
2647 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2648 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2649 disable vdpau; }
abf649c7 2650fi
deda2a4a 2651
95e561ec 2652enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2653
2654# add some useful compiler flags if supported
2655check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2656check_cflags -Wall
2657check_cflags -Wno-switch
c07bd6a9
MN
2658check_cflags -Wdisabled-optimization
2659check_cflags -Wpointer-arith
2660check_cflags -Wredundant-decls
cc1fb623 2661check_cflags -Wno-pointer-sign
f4929996 2662check_cflags -Wcast-qual
9aceb3cf 2663check_cflags -Wwrite-strings
652a5bf6 2664check_cflags -Wtype-limits
764551c6 2665check_cflags -Wundef
5af4e0cc 2666enabled extra_warnings && check_cflags -Winline
cf9d24ad 2667
57bd82d4 2668# add some linker flags
5c0e9479 2669check_ldflags -Wl,--warn-common
8351d2ba
DB
2670check_ldflags -Wl,--as-needed
2671check_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 2672check_ldflags -Wl,-Bsymbolic
94a3401e 2673
a482e61b
MR
2674echo "X{};" > $TMPV
2675test_ldflags -Wl,--version-script,$TMPV &&
2676 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2677
bd2216e4 2678if enabled small; then
14ca9cd0 2679 add_cflags $size_cflags
8400d6b8
DB
2680 optimizations="small"
2681elif enabled optimizations; then
14ca9cd0 2682 add_cflags $speed_cflags
cddf3f45 2683fi
11fdbc44 2684check_cflags -fno-math-errno
b2eb2ff0 2685check_cflags -fno-signed-zeros
cddf3f45 2686
629687f6 2687if enabled icc; then
b1598b58
MR
2688 # Just warnings, no remarks
2689 check_cflags -w1
2690 # -wd: Disable following warnings
2691 # 144, 167, 556: -Wno-pointer-sign
2692 # 10006: ignoring unknown option -fno-signed-zeros
2693 # 10156: ignoring option '-W'; no argument required
2694 check_cflags -wd144,167,556,10006,10156
2695 # 11030: Warning unknown option --as-needed
2696 # 10156: ignoring option '-export'; no argument required
2697 check_ldflags -wd10156,11030
2698 # Allow to compile with optimizations
2699 check_ldflags -march=$cpu
be2cf98a
CEH
2700 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2701 enable ebp_available
df442a8d
MR
2702elif enabled ccc; then
2703 # disable some annoying warnings
2704 add_cflags -msg_disable cvtu32to64
2705 add_cflags -msg_disable embedcomment
2706 add_cflags -msg_disable needconstext
2707 add_cflags -msg_disable nomainieee
2708 add_cflags -msg_disable ptrmismatch1
2709 add_cflags -msg_disable unreachcode
973859f5
MR
2710elif enabled gcc; then
2711 check_cflags -fno-tree-vectorize
06da6943
DC
2712elif enabled clang; then
2713 check_cflags -Qunused-arguments
138132be
MR
2714elif enabled armcc; then
2715 # 2523: use of inline assembler is deprecated
2716 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2717elif enabled tms470; then
2718 add_cflags -pds=824 -pds=837
504a64b9
CEH
2719fi
2720
90be59ef 2721if enabled gprof; then
0f010b2f
DB
2722 add_cflags -p
2723 add_ldflags -p
1db54e20
DB
2724fi
2725
7f3c02fc 2726# Find out if the .align argument is a power of two or not.
9377b6ce 2727check_asm asmalign_pot '".align 3"'
4454dc1b 2728
7483e694
DB
2729enabled_any $DECODER_LIST && enable decoders
2730enabled_any $ENCODER_LIST && enable encoders
5666fd73 2731enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2732enabled_any $BSF_LIST && enable bsfs
2733enabled_any $DEMUXER_LIST && enable demuxers
2734enabled_any $MUXER_LIST && enable muxers
f7679c54 2735enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2736enabled_any $INDEV_LIST && enable indevs
2737enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2738enabled_any $PROTOCOL_LIST && enable protocols
2739
2740enabled_any $THREADS_LIST && enable threads
2741
2742check_deps $CONFIG_LIST \
b6bb00b0 2743 $CONFIG_EXTRA \
7483e694
DB
2744 $HAVE_LIST \
2745 $DECODER_LIST \
2746 $ENCODER_LIST \
5666fd73 2747 $HWACCEL_LIST \
7483e694
DB
2748 $PARSER_LIST \
2749 $BSF_LIST \
2750 $DEMUXER_LIST \
2751 $MUXER_LIST \
f7679c54 2752 $FILTER_LIST \
7483e694
DB
2753 $INDEV_LIST \
2754 $OUTDEV_LIST \
2755 $PROTOCOL_LIST \
f70f03f6 2756
c8a4ae00
MR
2757enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2758
3e89171a 2759echo "install prefix $prefix"
f36958f8
DB
2760echo "source path $source_path"
2761echo "C compiler $cc"
bfd5afd8 2762echo ".align is power-of-two $asmalign_pot"
f36958f8 2763echo "ARCH $arch ($cpu)"
ce8871c2
MR
2764if test "$build_suffix" != ""; then
2765 echo "build suffix $build_suffix"
eb94aca9 2766fi
ac63af34
DB
2767if test "$extra_version" != ""; then
2768 echo "version string suffix $extra_version"
2769fi
0db2ce77 2770echo "big-endian ${bigendian-no}"
e90f5b5a 2771echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2772if enabled x86; then
af44e8e4 2773 echo "yasm ${yasm-no}"
0db2ce77 2774 echo "MMX enabled ${mmx-no}"
30e98e62 2775 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2776 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2777 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2778 echo "SSE enabled ${sse-no}"
30e98e62 2779 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2780 echo "CMOV enabled ${cmov-no}"
2781 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2782 echo "EBX available ${ebx_available-no}"
2783 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2784 echo "10 operands supported ${ten_operands-no}"
e41e8342 2785fi
5b6c2cbd 2786if enabled arm; then
0db2ce77
MR
2787 echo "ARMv5TE enabled ${armv5te-no}"
2788 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2789 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2790 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2791 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2792 echo "NEON enabled ${neon-no}"
eba9ae3c 2793fi
5b6c2cbd 2794if enabled mips; then
0db2ce77 2795 echo "MMI enabled ${mmi-no}"
e41e8342 2796fi
5b6c2cbd 2797if enabled ppc; then
0db2ce77 2798 echo "AltiVec enabled ${altivec-no}"
30e98e62 2799 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2800 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2801 echo "performance report ${powerpc_perf-no}"
2802fi
2803if enabled sparc; then
2804 echo "VIS enabled ${vis-no}"
e41e8342 2805fi
0db2ce77
MR
2806echo "gprof enabled ${gprof-no}"
2807echo "debug symbols ${debug-no}"
87a0fb62 2808echo "strip symbols ${stripping-no}"
8400d6b8 2809echo "optimizations ${optimizations-no}"
0db2ce77
MR
2810echo "static ${static-no}"
2811echo "shared ${shared-no}"
4a24ab64 2812echo "postprocessing support ${postproc-no}"
f7679c54 2813echo "new filter support ${avfilter-no}"
81124ba0 2814echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2815echo "network support ${network-no}"
0db2ce77
MR
2816echo "threading support ${thread_type-no}"
2817echo "SDL support ${sdl-no}"
0db2ce77
MR
2818echo "Sun medialib support ${mlib-no}"
2819echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2820echo "libdc1394 support ${libdc1394-no}"
690bfceb 2821echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2822echo "libfaac enabled ${libfaac-no}"
2823echo "libfaad enabled ${libfaad-no}"
7e0871a7 2824echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2825echo "libgsm enabled ${libgsm-no}"
2826echo "libmp3lame enabled ${libmp3lame-no}"
2827echo "libnut enabled ${libnut-no}"
0b175caa
DB
2828echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2829echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2830echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2831echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2832echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2833echo "libtheora enabled ${libtheora-no}"
2834echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2835echo "libx264 enabled ${libx264-no}"
2836echo "libxvid enabled ${libxvid-no}"
0db2ce77 2837echo "zlib enabled ${zlib-no}"
f402916e 2838echo "bzlib enabled ${bzlib-no}"
2c62e737 2839echo
de6d9b64 2840
5666fd73 2841for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2842 echo "Enabled ${type}s:"
f65c9da1 2843 eval list=\$$(toupper $type)_LIST
8138b9db 2844 for part in $list; do
f65c9da1
MR
2845 enabled $part && echo ${part%_*}
2846 done | sort | pr -3 -t
2847 echo
8138b9db
RP
2848done
2849
ba7a7039 2850license="LGPL version 2.1 or later"
ba321adb 2851if enabled nonfree; then
ba7a7039 2852 license="nonfree and unredistributable"
9cad0e4e
DB
2853elif enabled gplv3; then
2854 license="GPL version 3 or later"
2855elif enabled lgplv3; then
2856 license="LGPL version 3 or later"
ba321adb 2857elif enabled gpl; then
ba7a7039 2858 license="GPL version 2 or later"
ba321adb
JK
2859fi
2860
2861echo "License: $license"
ca5323af 2862
cf1392e9
DB
2863echo "Creating config.mak and config.h..."
2864
df642790
MR
2865# build tree in object directory if source path is different from current one
2866if enabled source_path_used; then
2867 DIRS="
2868 doc
2869 libavcodec
2870 libavcodec/$arch
2871 libavdevice
2872 libavfilter
2873 libavformat
2874 libavutil
2875 libavutil/$arch
2876 libpostproc
2877 libswscale
2878 libswscale/$arch
2879 tests
2880 tools
2881 "
2882 FILES="
2883 Makefile
2884 common.mak
2885 subdir.mak
2886 doc/texi2pod.pl
2887 libavcodec/Makefile
2888 libavdevice/Makefile
2889 libavfilter/Makefile
2890 libavformat/Makefile
2891 libavutil/Makefile
2892 libpostproc/Makefile
2893 libswscale/Makefile
2894 "
2895 for dir in $DIRS ; do
2896 mkdir -p $dir
2897 done
2898 for f in $FILES ; do
2899 $ln_s "$source_path/$f" $f
2900 done
2901fi
2902
ad212cc6
MR
2903enabled stripping || strip="echo skipping strip"
2904
173c983b
MR
2905cat > config.mak <<EOF
2906# Automatically generated by configure - do not modify!
2907ifndef FFMPEG_CONFIG_MAK
2908FFMPEG_CONFIG_MAK=1
2909FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2910prefix=$prefix
2911LIBDIR=\$(DESTDIR)$libdir
2912SHLIBDIR=\$(DESTDIR)$shlibdir
2913INCDIR=\$(DESTDIR)$incdir
2914BINDIR=\$(DESTDIR)$bindir
2915DATADIR=\$(DESTDIR)$datadir
2916MANDIR=\$(DESTDIR)$mandir
2917SRC_PATH="$source_path"
2918SRC_PATH_BARE=$source_path
2919BUILD_ROOT="$PWD"
2920ARCH=$arch
2921CC=$cc
2922AS=$as
2923LD=$ld
2924DEPCC=$dep_cc
2925YASM=$yasmexe
2926AR=$ar
2927RANLIB=$ranlib
2928LN_S=$ln_s
2929STRIP=$strip
2930CPPFLAGS=$CPPFLAGS
2931CFLAGS=$CFLAGS
2932ASFLAGS=$ASFLAGS
2933CC_O=$CC_O
2934LDFLAGS=$LDFLAGS
2935FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2936SHFLAGS=$SHFLAGS
2937YASMFLAGS=$YASMFLAGS
2938BUILDSUF=$build_suffix
2939FULLNAME=$FULLNAME
2940LIBPREF=$LIBPREF
2941LIBSUF=$LIBSUF
2942LIBNAME=$LIBNAME
2943SLIBPREF=$SLIBPREF
2944SLIBSUF=$SLIBSUF
2945EXESUF=$EXESUF
2946EXTRA_VERSION=$extra_version
2947DEPFLAGS=$DEPFLAGS
2948CCDEP=$CCDEP
2949ASDEP=$ASDEP
2950CC_DEPFLAGS=$CC_DEPFLAGS
2951AS_DEPFLAGS=$AS_DEPFLAGS
2952HOSTCC=$host_cc
2953HOSTCFLAGS=$host_cflags
2954HOSTEXESUF=$HOSTEXESUF
2955HOSTLDFLAGS=$host_ldflags
2956HOSTLIBS=$host_libs
2957TARGET_EXEC=$target_exec
2958TARGET_PATH=$target_path
2959SDL_LIBS=$sdl_libs
2960SDL_CFLAGS=$sdl_cflags
2961LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2962EXTRALIBS=$extralibs
2963EOF
5a872801 2964
719c8e00
MR
2965get_version(){
2966 name=$1
2967 file=$source_path/$2
147e7692
MR
2968 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2969 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2970 lcname=$(tolower $name)
2971 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2972 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2973}
2974
147e7692
MR
2975get_version LIBSWSCALE libswscale/swscale.h
2976get_version LIBPOSTPROC libpostproc/postprocess.h
2977get_version LIBAVCODEC libavcodec/avcodec.h
2978get_version LIBAVDEVICE libavdevice/avdevice.h
2979get_version LIBAVFORMAT libavformat/avformat.h
2980get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2981get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2982
173c983b
MR
2983enabled shared && cat >> config.mak <<EOF
2984LIBTARGET=${LIBTARGET}
2985SLIBNAME=${SLIBNAME}
2986SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2987SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2988SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2989SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2990SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2991SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2992EOF
523ef551 2993
173c983b
MR
2994enabled asmalign_pot || align_shift="1 <<"
2995
2996cat > $TMPH <<EOF
2997/* Automatically generated by configure - do not modify! */
2998#ifndef FFMPEG_CONFIG_H
2999#define FFMPEG_CONFIG_H
3000#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3001#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3002#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3003#define CC_TYPE "$cc_type"
3004#define CC_VERSION $cc_version
3005#define restrict $_restrict
3006#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3007#define EXTERN_PREFIX "${extern_prefix}"
3008#define EXTERN_ASM ${extern_prefix}
3009EOF
523ef551 3010
4ae40685
MR
3011test -n "$malloc_prefix" &&
3012 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3013
523ef551
DB
3014if enabled small || disabled optimizations; then
3015 echo "#define av_always_inline" >> $TMPH
3016fi
3017
3d907e22
MR
3018print_config ARCH_ $TMPH config.mak $ARCH_LIST
3019print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3020print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3021 $CONFIG_EXTRA \
7483e694
DB
3022 $DECODER_LIST \
3023 $ENCODER_LIST \
5666fd73 3024 $HWACCEL_LIST \
7483e694
DB
3025 $PARSER_LIST \
3026 $BSF_LIST \
3027 $DEMUXER_LIST \
3028 $MUXER_LIST \
f7679c54 3029 $FILTER_LIST \
7483e694
DB
3030 $PROTOCOL_LIST \
3031 $INDEV_LIST \
3032 $OUTDEV_LIST \
8ac17293 3033
9c05103f 3034echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3035echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3036
b7860763 3037# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3038cp_if_changed $TMPH config.h
3d204385 3039
a3e02a8c
MR
3040cat > $TMPH <<EOF
3041/* Generated by ffconf */
3042#ifndef AVUTIL_AVCONFIG_H
3043#define AVUTIL_AVCONFIG_H
3044EOF
3045
3046print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3047
3048echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3049
3050cp_if_changed $TMPH libavutil/avconfig.h
3051
d0674868 3052# build pkg-config files
def4272a 3053
d0674868
DB
3054pkgconfig_generate(){
3055name=$1
b0dfd108 3056shortname=${name#lib}${build_suffix}
d0674868
DB
3057comment=$2
3058version=$3
3059libs=$4
3060requires=$5
25cd5cb3 3061cat <<EOF > $name/$name.pc
3e89171a 3062prefix=$prefix
a94e666c 3063exec_prefix=\${prefix}
f2b7382c 3064libdir=$libdir
7622778e 3065includedir=$incdir
def4272a 3066
d0674868
DB
3067Name: $name
3068Description: $comment
3069Version: $version
8cd6b388 3070Requires: $(enabled shared || echo $requires)
5dcfe9f8 3071Requires.private: $(enabled shared && echo $requires)
def4272a 3072Conflicts:
8cd6b388 3073Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3074Libs.private: $(enabled shared && echo $libs)
76a448ed 3075Cflags: -I\${includedir}
def4272a 3076EOF
25cd5cb3 3077cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3078prefix=
3079exec_prefix=
46d1ff83 3080libdir=\${pcfiledir}
1d44d365 3081includedir=${source_path}
def4272a 3082
d0674868
DB
3083Name: $name
3084Description: $comment
3085Version: $version
3086Requires: $requires
def4272a 3087Conflicts:
12701f6e 3088Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3089Cflags: -I\${includedir}
3090EOF
d0674868 3091}
def4272a 3092
e426941d 3093pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3094pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3095pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3096pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3097enabled avfilter &&
46983309 3098 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3099enabled postproc &&
e426941d 3100 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3101pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"