doc: Improve the channelsplit example
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
749b1f13 89 --enable-rpath use rpath when linking programs [USE WITH CARE]
06454877 90
3b327a4b 91Licensing options:
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92 --enable-gpl allow use of GPL code, the resulting libs
93 and binaries will be under GPL [no]
94 --enable-version3 upgrade (L)GPL to version 3 [no]
95 --enable-nonfree allow use of nonfree code, the resulting libs
96 and binaries will be unredistributable [no]
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97
98Configuration options:
99 --disable-static do not build static libraries [no]
100 --enable-shared build shared libraries [no]
101 --enable-small optimize for size instead of speed
102 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
103 --enable-gray enable full grayscale support (slower color)
104 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 105 --disable-all disable building components, libraries and programs
3b327a4b 106
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107Program options:
108 --disable-programs do not build command line programs
6291d7e4 109 --disable-avconv disable avconv build
266463da 110 --disable-avplay disable avplay build
9e12f0bf 111 --disable-avprobe disable avprobe build
894682a9 112 --disable-avserver deprecated, does nothing
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113
114Component options:
115 --disable-doc do not build documentation
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116 --disable-avdevice disable libavdevice build
117 --disable-avcodec disable libavcodec build
118 --disable-avformat disable libavformat build
d89f2fa9 119 --disable-avutil disable libavutil build
5a0f7131 120 --disable-swscale disable libswscale build
cccc039f 121 --disable-avfilter disable video filter support [no]
c8af852b 122 --disable-avresample disable libavresample build [no]
0dbfc1db 123 --disable-pthreads disable pthreads [auto]
7b7b220c 124 --disable-w32threads disable Win32 threads [auto]
06454877 125 --disable-network disable network support [no]
7f3f5f46 126 --disable-dct disable DCT code
0b499c9b 127 --disable-error-resilience disable error resilience code
193cdd9a 128 --disable-lsp disable LSP code
2a91ada8 129 --disable-lzo disable LZO decoder code
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130 --disable-mdct disable MDCT code
131 --disable-rdft disable RDFT code
3b327a4b 132 --disable-fft disable FFT code
1274ea8d 133 --disable-faan disable floating point AAN (I)DCT code
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134
135Hardware accelerators:
d8039ef8 136 --enable-d3d11va enable D3D11VA code
3b327a4b 137 --enable-dxva2 enable DXVA2 code
dcb73592 138 --enable-vaapi enable VAAPI code
ac3dbb4d 139 --enable-vda enable VDA code
e8f6bd4b 140 --enable-vdpau enable VDPAU code
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141
142Individual component options:
bb55e3a3 143 --disable-everything disable all components listed below
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144 --disable-encoder=NAME disable encoder NAME
145 --enable-encoder=NAME enable encoder NAME
146 --disable-encoders disable all encoders
147 --disable-decoder=NAME disable decoder NAME
148 --enable-decoder=NAME enable decoder NAME
149 --disable-decoders disable all decoders
150 --disable-hwaccel=NAME disable hwaccel NAME
151 --enable-hwaccel=NAME enable hwaccel NAME
152 --disable-hwaccels disable all hwaccels
153 --disable-muxer=NAME disable muxer NAME
154 --enable-muxer=NAME enable muxer NAME
155 --disable-muxers disable all muxers
156 --disable-demuxer=NAME disable demuxer NAME
157 --enable-demuxer=NAME enable demuxer NAME
158 --disable-demuxers disable all demuxers
159 --enable-parser=NAME enable parser NAME
160 --disable-parser=NAME disable parser NAME
161 --disable-parsers disable all parsers
162 --enable-bsf=NAME enable bitstream filter NAME
163 --disable-bsf=NAME disable bitstream filter NAME
164 --disable-bsfs disable all bitstream filters
165 --enable-protocol=NAME enable protocol NAME
166 --disable-protocol=NAME disable protocol NAME
167 --disable-protocols disable all protocols
3b327a4b 168 --enable-indev=NAME enable input device NAME
06454877 169 --disable-indev=NAME disable input device NAME
06454877 170 --disable-indevs disable input devices
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171 --enable-outdev=NAME enable output device NAME
172 --disable-outdev=NAME disable output device NAME
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173 --disable-outdevs disable output devices
174 --disable-devices disable all devices
175 --enable-filter=NAME enable filter NAME
176 --disable-filter=NAME disable filter NAME
177 --disable-filters disable all filters
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178
179External library support:
03039f4c 180 --enable-avisynth enable reading of AviSynth script files [no]
06454877 181 --enable-bzlib enable bzlib [autodetect]
47941088 182 --enable-frei0r enable frei0r video filtering
bc8c1395 183 --enable-gnutls enable gnutls [no]
1c0210c7 184 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 185 --enable-libcdio enable audio CD grabbing with libcdio
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186 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
187 and libraw1394 [no]
72025ac3 188 --enable-libdcadec enable DCA decoding via libdcadec [no]
c547e5ff 189 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 190 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 191 --enable-libfreetype enable libfreetype [no]
c547e5ff 192 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 193 --enable-libilbc enable iLBC de/encoding via libilbc [no]
233d2fa0 194 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
4e08c821 195 --enable-libmfx enable HW acceleration through libmfx
06454877 196 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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197 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
198 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
199 --enable-libopencv enable video filtering via libopencv [no]
3852e2c9 200 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
453c02f9 201 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 202 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 203 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 204 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff 205 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
7ca3e520 206 --enable-libsnappy enable Snappy compression [no]
c547e5ff 207 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 208 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 209 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 210 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 211 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 212 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 213 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 214 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 215 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 216 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 217 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 218 --enable-libxavs enable AVS encoding via xavs [no]
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219 --enable-libxcb enable X11 grabbing using XCB [no]
220 --enable-libxcb-shm enable X11 grabbing shm communication [auto]
221 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [auto]
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222 --enable-libxvid enable Xvid encoding via xvidcore,
223 native MPEG-4/Xvid encoder exists [no]
c4845616 224 --enable-mmal enable decoding via MMAL [no]
b08caa87 225 --enable-nvenc enable encoding via NVENC [no]
a060866f 226 --enable-openssl enable openssl [no]
a6674d2e 227 --enable-x11grab enable X11 grabbing (legacy) [no]
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228 --enable-zlib enable zlib [autodetect]
229
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230Toolchain options:
231 --arch=ARCH select architecture [$arch]
232 --cpu=CPU select the minimum required CPU (affects
233 instruction selection, may crash on older CPUs)
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234 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
235 --enable-cross-compile assume a cross-compiler is used
236 --sysroot=PATH root of cross-build tree
237 --sysinclude=PATH location of cross-build system headers
238 --target-os=OS compiler targets OS [$target_os]
239 --target-exec=CMD command to run executables on target
240 --target-path=DIR path to view of build directory on target
ba13606c 241 --target-samples=DIR path to samples directory on target
aeeb782c 242 --toolchain=NAME set tool defaults according to NAME
06454877 243 --nm=NM use nm tool
121d78d0 244 --ar=AR use archive tool AR [$ar_default]
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245 --as=AS use assembler AS [$as_default]
246 --cc=CC use C compiler CC [$cc_default]
9f57f134 247 --objcc=OCC use ObjC compiler OCC [$cc_default]
193cdd9a 248 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 249 --ld=LD use linker LD
852c329a 250 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 251 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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252 --host-cc=HOSTCC use host C compiler HOSTCC
253 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 254 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 255 --host-ld=HOSTLD use host linker HOSTLD
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256 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
257 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 258 --host-os=OS compiler host OS [$target_os]
06454877 259 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
9f57f134 260 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
06454877 261 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
bb0babd7 262 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
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263 --extra-libs=ELIBS add ELIBS [$ELIBS]
264 --extra-version=STRING version string suffix []
193cdd9a 265 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 266 --build-suffix=SUFFIX library name suffix []
3b327a4b 267 --enable-pic build position-independent code
193cdd9a 268 --enable-thumb compile for Thumb instruction set
b3c6ee19 269 --enable-lto use link-time optimization
604abd02 270 --env="ENV=override" override the environment variables
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271
272Advanced options (experts only):
273 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
8ae1d87a 274 --custom-allocator=NAME use a supported custom allocator
3b327a4b 275 --disable-symver disable symbol versioning
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276 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
277 --disable-safe-bitstream-reader
278 disable buffer boundary checking in bitreaders
279 (faster, but may crash)
280 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 281 --enable-sram allow use of on-chip SRAM
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282
283Optimization options (experts only):
463a7cde 284 --disable-asm disable all assembly optimizations
06454877 285 --disable-altivec disable AltiVec optimizations
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286 --disable-vsx disable VSX optimizations
287 --disable-power8 disable POWER8 optimizations
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288 --disable-amd3dnow disable 3DNow! optimizations
289 --disable-amd3dnowext disable 3DNow! extended optimizations
290 --disable-mmx disable MMX optimizations
239fdf1b 291 --disable-mmxext disable MMXEXT optimizations
06454877 292 --disable-sse disable SSE optimizations
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293 --disable-sse2 disable SSE2 optimizations
294 --disable-sse3 disable SSE3 optimizations
06454877 295 --disable-ssse3 disable SSSE3 optimizations
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296 --disable-sse4 disable SSE4 optimizations
297 --disable-sse42 disable SSE4.2 optimizations
87f1355f 298 --disable-avx disable AVX optimizations
10b0161d 299 --disable-xop disable XOP optimizations
1b932eb1 300 --disable-fma3 disable FMA3 optimizations
79687079 301 --disable-fma4 disable FMA4 optimizations
4d6ee072 302 --disable-avx2 disable AVX2 optimizations
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303 --disable-armv5te disable armv5te optimizations
304 --disable-armv6 disable armv6 optimizations
305 --disable-armv6t2 disable armv6t2 optimizations
b3267559 306 --disable-vfp disable VFP optimizations
5ea20630 307 --disable-neon disable NEON optimizations
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308 --disable-inline-asm disable use of inline assembly
309 --disable-yasm disable use of nasm/yasm assembly
06454877 310
070c5d0f 311Developer options (useful when working on Libav itself):
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312 --disable-debug disable debugging symbols
313 --enable-debug=LEVEL set the debug level [$debuglevel]
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314 --disable-optimizations disable compiler optimizations
315 --enable-extra-warnings enable more compiler warnings
52b3cc60 316 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 317 \$LIBAV_SAMPLES at make invocation time.
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318 --enable-neon-clobber-test check NEON registers for clobbering (should be
319 used only for debugging purposes)
7e4d9d5d
RB
320 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
321 should be used only for debugging purposes)
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322 --enable-random randomly enable/disable components
323 --disable-random
324 --enable-random=LIST randomly enable/disable specific components or
325 --disable-random=LIST component groups. LIST is a comma-separated list
326 of NAME[:PROB] entries where NAME is a component
327 (group) and PROB the probability associated with
328 NAME (default 0.5).
329 --random-seed=VALUE seed value for --enable/disable-random
eaa2d123
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330 --disable-valgrind-backtrace do not print a backtrace under Valgrind
331 (only applies to --disable-optimizations builds)
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332
333NOTE: Object files are built at the place where configure is launched.
334EOF
60e8bc13 335 exit 0
74c53c2d 336}
cf9d24ad 337
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338quotes='""'
339
57bd82d4 340log(){
2270b4b2 341 echo "$@" >> $logfile
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342}
343
720c69da 344log_file(){
c8e9f801 345 log BEGIN $1
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346 i=1
347 while read line; do
348 printf '%5s %s\n' "${i}" "${line}"
349 i=$(($i+1))
350 done < $1 >> $logfile
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351 log END $1
352}
353
2ba042a7 354echolog(){
c8e9f801 355 log "$@"
57bd82d4 356 echo "$@"
2ba042a7
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357}
358
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359warn(){
360 log "WARNING: $*"
361 WARNINGS="${WARNINGS}WARNING: $*\n"
362}
363
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364die(){
365 echolog "$@"
366 cat <<EOF
d326cf7f 367
2ba042a7 368If you think configure made a mistake, make sure you are using the latest
4a6a21f5 369version from Git. If the latest version fails, report the problem to the
5045f6bd 370libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 371EOF
e155a21a 372 if disabled logging; then
2ba042a7 373 cat <<EOF
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374Rerun configure with logging enabled (do not use --disable-logging), and
375include the log this produces with your report.
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376EOF
377 else
f69f51b3 378 cat <<EOF
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379Include the log file "$logfile" produced by configure as this will help
380solving the problem.
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381EOF
382 fi
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383 exit 1
384}
385
6c6007d6 386# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 387toupper(){
6c6007d6 388 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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389}
390
4a5444db 391tolower(){
6c6007d6 392 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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393}
394
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395c_escape(){
396 echo "$*" | sed 's/["\\]/\\\0/g'
397}
398
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399sh_quote(){
400 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 401 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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402 echo "$v"
403}
404
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405cleanws(){
406 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
407}
408
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409filter(){
410 pat=$1
411 shift
412 for v; do
98ef6079 413 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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414 done
415}
416
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417filter_out(){
418 pat=$1
419 shift
420 for v; do
421 eval "case $v in $pat) ;; *) echo $v ;; esac"
422 done
423}
424
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425map(){
426 m=$1
427 shift
e0e335a0 428 for v; do eval $m; done
36e2dea0
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429}
430
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431add_suffix(){
432 suffix=$1
433 shift
434 for v; do echo ${v}${suffix}; done
435}
436
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437set_all(){
438 value=$1
439 shift
440 for var in $*; do
441 eval $var=$value
442 done
443}
444
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445set_weak(){
446 value=$1
447 shift
448 for var; do
449 eval : \${$var:=$value}
450 done
451}
452
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453sanitize_var_name(){
454 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
455}
456
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457set_safe(){
458 var=$1
459 shift
f868b24d 460 eval $(sanitize_var_name "$var")='$*'
3f8040db
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461}
462
463get_safe(){
f868b24d 464 eval echo \$$(sanitize_var_name "$1")
3f8040db
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465}
466
799c9e9b 467pushvar(){
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MS
468 for pvar in $*; do
469 eval level=\${${pvar}_level:=0}
470 eval ${pvar}_${level}="\$$pvar"
471 eval ${pvar}_level=$(($level+1))
799c9e9b
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472 done
473}
474
475popvar(){
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MS
476 for pvar in $*; do
477 eval level=\${${pvar}_level:-0}
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478 test $level = 0 && continue
479 eval level=$(($level-1))
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MS
480 eval $pvar="\${${pvar}_${level}}"
481 eval ${pvar}_level=$level
482 eval unset ${pvar}_${level}
799c9e9b
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483 done
484}
485
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486enable(){
487 set_all yes $*
488}
489
8e7bea6d
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490check_requested() {
491 for var; do
492 eval test "x\$${var#!}_requested" = "xyes" && die "${var#*_} ${var/_*} cannot be enabled"
493 done
494}
495
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496disable(){
497 set_all no $*
8e7bea6d 498 check_requested $*
a8d04fba
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499}
500
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501enable_weak(){
502 set_weak yes $*
503}
504
505disable_weak(){
506 set_weak no $*
507}
508
72702705 509enable_safe(){
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510 for var; do
511 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
512 done
72702705
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513}
514
515disable_safe(){
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516 for var; do
517 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
518 done
72702705
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519}
520
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521do_enable_deep(){
522 for var; do
523 enabled $var && continue
e93aa2c9 524 eval sel="\$${var}_select"
c510c7b5
MR
525 eval sgs="\$${var}_suggest"
526 pushvar var sgs
f9d328da 527 enable_deep $sel
c510c7b5
MR
528 popvar sgs
529 enable_deep_weak $sgs
f9d328da
MR
530 popvar var
531 done
532}
533
534enable_deep(){
535 do_enable_deep $*
536 enable $*
537}
538
72a43668 539enable_deep_weak(){
ffb068ce
MS
540 for var; do
541 disabled $var && continue
542 pushvar var
543 do_enable_deep $var
544 popvar var
545 enable_weak $var
546 done
72a43668
MR
547}
548
e93aa2c9
LB
549do_enable_deep_force(){
550 for var; do
551 enabled $var && continue
552 eval sel="\$${var}_select\ \$${var}_suggest\ \$${var}_select_any"
553 pushvar var
554 enable_deep_force $sel
555 popvar var
556 done
557}
558
559enable_deep_force(){
560 do_enable_deep_force $*
561 enable $*
562}
563
8e7bea6d
LB
564request(){
565 for var; do
566 enable ${var}_requested
567 done
e93aa2c9 568 enable_deep_force $*
8e7bea6d
LB
569}
570
57bd82d4 571enabled(){
3250003c
MR
572 test "${1#!}" = "$1" && op== || op=!=
573 eval test "x\$${1#!}" $op "xyes"
44161118
MR
574}
575
37970ebf 576disabled(){
3250003c
MR
577 test "${1#!}" = "$1" && op== || op=!=
578 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
579}
580
44161118
MR
581enabled_all(){
582 for opt; do
583 enabled $opt || return 1
584 done
585}
586
85bca2c5
DB
587disabled_all(){
588 for opt; do
589 disabled $opt || return 1
590 done
591}
592
44161118
MR
593enabled_any(){
594 for opt; do
595 enabled $opt && return 0
596 done
597}
598
85bca2c5
DB
599disabled_any(){
600 for opt; do
601 disabled $opt && return 0
602 done
f7b230a7 603 return 1
85bca2c5
DB
604}
605
c9d19248
MR
606set_default(){
607 for opt; do
88268e94 608 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
609 done
610}
611
4a0d6686
AJ
612is_in(){
613 value=$1
614 shift
615 for var in $*; do
616 [ $var = $value ] && return 0
617 done
618 return 1
619}
620
d4f8cecc 621do_check_deps(){
30fd06be 622 for cfg; do
3250003c 623 cfg="${cfg#!}"
799c9e9b
MR
624 enabled ${cfg}_checking && die "Circular dependency for $cfg."
625 disabled ${cfg}_checking && continue
626 enable ${cfg}_checking
d4f8cecc 627 append allopts $cfg
799c9e9b 628
30fd06be 629 eval dep_all="\$${cfg}_deps"
8e7bea6d 630 eval dep_any="\$${cfg}_deps_any\ \$${cfg}_select_any"
7ef3425f 631 eval dep_sel="\$${cfg}_select"
c510c7b5 632 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
633 eval dep_ifa="\$${cfg}_if"
634 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 635
3d7453e0 636 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 637 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 638 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 639
3d7453e0
MR
640 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
641 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
642 enabled_all $dep_all || disable $cfg
643 enabled_any $dep_any || disable $cfg
7ef3425f 644 disabled_any $dep_sel && disable $cfg
799c9e9b 645
4ec45764 646 if enabled $cfg; then
f9d328da 647 enable_deep $dep_sel
c510c7b5 648 enable_deep_weak $dep_sgs
4ec45764
RP
649 fi
650
799c9e9b 651 disable ${cfg}_checking
30fd06be
MR
652 done
653}
654
d4f8cecc
MR
655check_deps(){
656 unset allopts
657
658 do_check_deps "$@"
659
660 for cfg in $allopts; do
661 enabled $cfg || continue
662 eval dep_extralibs="\$${cfg}_extralibs"
663 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
664 done
665}
666
44161118
MR
667print_config(){
668 pfx=$1
72cfcf41
MR
669 files=$2
670 shift 2
f454e879
MR
671 map 'eval echo "$v \${$v:-no}"' "$@" |
672 awk "BEGIN { split(\"$files\", files) }
673 {
674 c = \"$pfx\" toupper(\$1);
675 v = \$2;
676 sub(/yes/, 1, v);
677 sub(/no/, 0, v);
678 for (f in files) {
679 file = files[f];
680 if (file ~ /\\.h\$/) {
681 printf(\"#define %s %d\\n\", c, v) >>file;
682 } else if (file ~ /\\.asm\$/) {
683 printf(\"%%define %s %d\\n\", c, v) >>file;
684 } else if (file ~ /\\.mak\$/) {
d16c4aeb 685 n = -v ? \"\" : \"!\";
f454e879
MR
686 printf(\"%s%s=yes\\n\", n, c) >>file;
687 }
688 }
689 }"
57bd82d4
MR
690}
691
31c0121d 692print_enabled(){
31c0121d
MR
693 suf=$1
694 shift
695 for v; do
9eda2a85 696 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
697 done
698}
699
57bd82d4
MR
700append(){
701 var=$1
702 shift
57bd82d4
MR
703 eval "$var=\"\$$var $*\""
704}
705
60361817
MR
706prepend(){
707 var=$1
708 shift
709 eval "$var=\"$* \$$var\""
710}
711
44951174
JG
712unique(){
713 var=$1
714 uniq_list=""
715 for tok in $(eval echo \$$var); do
716 uniq_list="$(filter_out $tok $uniq_list) $tok"
717 done
718 eval "$var=\"${uniq_list}\""
719}
720
50a334e4 721add_cppflags(){
cd52ec95 722 append CPPFLAGS "$@"
50a334e4
MR
723}
724
57bd82d4 725add_cflags(){
01d31e16 726 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
727}
728
2f2e6c7c 729add_asflags(){
01d31e16 730 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
731}
732
9f57f134
LB
733add_objcflags(){
734 append OBJCFLAGS $($objcflags_filter "$@")
735}
736
57bd82d4 737add_ldflags(){
64933b6c 738 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
739}
740
bb0babd7
LB
741add_ldexeflags(){
742 append LDEXEFLAGS $($ldflags_filter "$@")
743}
744
0673ede9
VG
745add_stripflags(){
746 append STRIPFLAGS "$@"
747}
748
57bd82d4 749add_extralibs(){
64933b6c 750 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
751}
752
4cc4b33f
DB
753add_host_cppflags(){
754 append host_cppflags "$@"
755}
756
6c3fa06a
MR
757add_host_cflags(){
758 append host_cflags $($host_cflags_filter "$@")
759}
760
761add_host_ldflags(){
762 append host_ldflags $($host_ldflags_filter "$@")
763}
764
84e65c76
MR
765add_compat(){
766 append compat_objs $1
767 shift
768 map 'add_cppflags -D$v' "$@"
769}
770
b0cfb663 771check_cmd(){
b3cb5d51 772 log "$@"
2270b4b2 773 "$@" >> $logfile 2>&1
b0cfb663
MR
774}
775
b2704a65
MR
776cc_o(){
777 eval printf '%s\\n' $CC_O
778}
779
18031c49
MR
780cc_e(){
781 eval printf '%s\\n' $CC_E
782}
783
dcd479c0 784check_cc(){
57bd82d4 785 log check_cc "$@"
2270b4b2 786 cat > $TMPC
720c69da 787 log_file $TMPC
23565c26 788 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
789}
790
9f57f134
LB
791check_objcc(){
792 log check_objcc "$@"
793 cat > $TMPC
794 log_file $TMPC
795 check_cmd $objcc $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPC
796}
797
57bd82d4
MR
798check_cpp(){
799 log check_cpp "$@"
2270b4b2 800 cat > $TMPC
720c69da 801 log_file $TMPC
18031c49 802 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
803}
804
df0d6341
MR
805as_o(){
806 eval printf '%s\\n' $AS_O
807}
808
f65883c8
MR
809check_as(){
810 log check_as "$@"
7fd90119
MR
811 cat > $TMPS
812 log_file $TMPS
813 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
814}
815
575db883
DB
816check_inline_asm(){
817 log check_inline_asm "$@"
940f335a 818 name="$1"
3784e82e 819 code="$2"
940f335a 820 shift 2
49214f61 821 disable $name
7fd90119 822 check_cc "$@" <<EOF && enable $name
3784e82e 823void foo(void){ __asm__ volatile($code); }
940f335a
MR
824EOF
825}
826
c6ebc9fa
MR
827check_insn(){
828 log check_insn "$@"
829 check_inline_asm ${1}_inline "\"$2\""
830 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
831}
832
304d586d
LM
833check_yasm(){
834 log check_yasm "$@"
835 echo "$1" > $TMPS
836 log_file $TMPS
837 shift 1
838 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
839}
840
29b64b68
MR
841ld_o(){
842 eval printf '%s\\n' $LD_O
843}
844
dcd479c0 845check_ld(){
57bd82d4 846 log check_ld "$@"
66a1ccd7
MR
847 flags=$(filter_out '-l*' "$@")
848 libs=$(filter '-l*' "$@")
01d31e16 849 check_cc $($cflags_filter $flags) || return
64933b6c
MR
850 flags=$($ldflags_filter $flags)
851 libs=$($ldflags_filter $libs)
29b64b68 852 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
853}
854
52ccc4a0
DB
855print_include(){
856 hdr=$1
857 test "${hdr%.h}" = "${hdr}" &&
858 echo "#include $hdr" ||
859 echo "#include <$hdr>"
860}
861
5adc829e
MR
862check_code(){
863 log check_code "$@"
864 check=$1
865 headers=$2
866 code=$3
867 shift 3
868 {
869 for hdr in $headers; do
52ccc4a0 870 print_include $hdr
5adc829e
MR
871 done
872 echo "int main(void) { $code; return 0; }"
873 } | check_$check "$@"
874}
875
50a334e4
MR
876check_cppflags(){
877 log check_cppflags "$@"
caf458dd 878 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
879int x;
880EOF
881}
882
23157d72
DB
883test_cflags(){
884 log test_cflags "$@"
01d31e16 885 set -- $($cflags_filter "$@")
23157d72 886 check_cc "$@" <<EOF
dcd479c0
MR
887int x;
888EOF
889}
890
23157d72
DB
891check_cflags(){
892 log check_cflags "$@"
893 test_cflags "$@" && add_cflags "$@"
894}
895
9f57f134
LB
896test_objcflags(){
897 log test_cflags "$@"
898 set -- $($cflags_filter "$@")
899 check_objcc "$@" <<EOF
900int x;
901EOF
902}
903
904check_objcflags(){
905 log check_cflags "$@"
906 test_objcflags "$@" && add_objcflags "$@"
907}
908
2ed46eea
MR
909test_ldflags(){
910 log test_ldflags "$@"
911 check_ld "$@" <<EOF
c23a0ac8 912int main(void){ return 0; }
dcd479c0
MR
913EOF
914}
915
2ed46eea
MR
916check_ldflags(){
917 log check_ldflags "$@"
918 test_ldflags "$@" && add_ldflags "$@"
919}
920
0673ede9
VG
921test_stripflags(){
922 log test_stripflags "$@"
923 # call check_cc to get a fresh TMPO
924 check_cc <<EOF
925int main(void) { return 0; }
926EOF
927 check_cmd $strip $STRIPFLAGS "$@" $TMPO
928}
929
930check_stripflags(){
931 log check_stripflags "$@"
932 test_stripflags "$@" && add_stripflags "$@"
933}
934
dcd479c0 935check_header(){
57bd82d4 936 log check_header "$@"
dcd479c0
MR
937 header=$1
938 shift
b77df637
MR
939 disable_safe $header
940 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
941#include <$header>
942int x;
943EOF
944}
945
946check_func(){
57bd82d4 947 log check_func "$@"
dcd479c0
MR
948 func=$1
949 shift
d8bc5f06
MR
950 disable $func
951 check_ld "$@" <<EOF && enable $func
dcd479c0 952extern int $func();
c23a0ac8 953int main(void){ $func(); }
dcd479c0
MR
954EOF
955}
956
645d2652 957check_mathfunc(){
6b73c0ae 958 log check_mathfunc "$@"
645d2652 959 func=$1
1aa07aa2
MR
960 narg=$2
961 shift 2
962 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
963 disable $func
964 check_ld "$@" <<EOF && enable $func
965#include <math.h>
1aa07aa2 966float foo(float f, float g) { return $func($args); }
33bd38db 967int main(void){ return 0; }
645d2652
MR
968EOF
969}
970
2446d3d6
DB
971check_func_headers(){
972 log check_func_headers "$@"
f8d7b072 973 headers=$1
edaf1ae2 974 funcs=$2
f8d7b072 975 shift 2
edaf1ae2
MR
976 {
977 for hdr in $headers; do
52ccc4a0 978 print_include $hdr
edaf1ae2
MR
979 done
980 for func in $funcs; do
981 echo "long check_$func(void) { return (long) $func; }"
982 done
983 echo "int main(void) { return 0; }"
984 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
985}
986
a5344cf7
SS
987check_cpp_condition(){
988 log check_cpp_condition "$@"
989 header=$1
990 condition=$2
f855b7b9 991 shift 2
cd52ec95 992 check_cpp "$@" <<EOF
a5344cf7
SS
993#include <$header>
994#if !($condition)
995#error "unsatisfied condition: $condition"
996#endif
997EOF
998}
999
57bd82d4
MR
1000check_lib(){
1001 log check_lib "$@"
1002 header="$1"
1003 func="$2"
1004 shift 2
84400e9d 1005 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
1006}
1007
f8d7b072
MR
1008check_lib2(){
1009 log check_lib2 "$@"
1010 headers="$1"
edaf1ae2 1011 funcs="$2"
f8d7b072 1012 shift 2
edaf1ae2 1013 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
1014}
1015
3f8040db
MR
1016check_pkg_config(){
1017 log check_pkg_config "$@"
1018 pkg="$1"
1019 headers="$2"
1020 funcs="$3"
1021 shift 3
7f9e893f 1022 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
1023 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1024 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db 1025 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
06db4552
LB
1026 set_safe "${pkg}_cflags" $pkg_cflags &&
1027 set_safe "${pkg}_libs" $pkg_libs
3f8040db
MR
1028}
1029
dcd479c0 1030check_exec(){
2270b4b2 1031 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
1032}
1033
7dfef245 1034check_exec_crash(){
5e622c40 1035 code=$(cat)
7dfef245
MR
1036
1037 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1038 # are safe but may not be available everywhere. Thus we use
1039 # raise(SIGTERM) instead. The check is run in a subshell so we
1040 # can redirect the "Terminated" message from the shell. SIGBUS
1041 # is not defined by standard C so it is used conditionally.
1042
2270b4b2 1043 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
1044#include <signal.h>
1045static void sighandler(int sig){
1046 raise(SIGTERM);
1047}
692dd8ed
MR
1048int foo(void){
1049 $code
1050}
9495cd17 1051int (*func_ptr)(void) = foo;
e5af4a11 1052int main(void){
7dfef245
MR
1053 signal(SIGILL, sighandler);
1054 signal(SIGFPE, sighandler);
1055 signal(SIGSEGV, sighandler);
1056#ifdef SIGBUS
1057 signal(SIGBUS, sighandler);
1058#endif
9495cd17 1059 return func_ptr();
7dfef245
MR
1060}
1061EOF
1062}
1063
72be9e73
DY
1064check_type(){
1065 log check_type "$@"
1066 headers=$1
1067 type=$2
1068 shift 2
ae550ce9 1069 disable_safe "$type"
5adc829e 1070 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
1071}
1072
14d36751 1073check_struct(){
813b82b9 1074 log check_struct "$@"
14d36751
MR
1075 headers=$1
1076 struct=$2
1077 member=$3
1078 shift 3
1079 disable_safe "${struct}_${member}"
5adc829e
MR
1080 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1081 enable_safe "${struct}_${member}"
14d36751
MR
1082}
1083
9c7d85b3
DB
1084check_builtin(){
1085 log check_builtin "$@"
1086 name=$1
1087 headers=$2
1088 builtin=$3
1089 shift 3
1090 disable "$name"
1091 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1092}
1093
e854b8f9
AK
1094check_compile_assert(){
1095 log check_compile_assert "$@"
1096 name=$1
1097 headers=$2
1098 condition=$3
1099 shift 3
1100 disable "$name"
1101 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1102}
1103
57bd82d4
MR
1104require(){
1105 name="$1"
1106 header="$2"
1107 func="$3"
1108 shift 3
1109 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1110}
1111
f8d7b072
MR
1112require2(){
1113 name="$1"
1114 headers="$2"
1115 func="$3"
1116 shift 3
1117 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1118}
1119
3f8040db
MR
1120require_pkg_config(){
1121 pkg="$1"
1122 check_pkg_config "$@" || die "ERROR: $pkg not found"
06db4552
LB
1123 add_cflags $(get_safe "${pkg}_cflags")
1124 add_extralibs $(get_safe "${pkg}_libs")
3f8040db
MR
1125}
1126
27565164
DB
1127hostcc_e(){
1128 eval printf '%s\\n' $HOSTCC_E
1129}
1130
ae43c4c0
MR
1131hostcc_o(){
1132 eval printf '%s\\n' $HOSTCC_O
1133}
1134
f0125de9
MR
1135check_host_cc(){
1136 log check_host_cc "$@"
1137 cat > $TMPC
1138 log_file $TMPC
ae43c4c0 1139 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1140}
1141
27565164
DB
1142check_host_cpp(){
1143 log check_host_cpp "$@"
1144 cat > $TMPC
1145 log_file $TMPC
3f2c7035 1146 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
27565164
DB
1147}
1148
4cc4b33f
DB
1149check_host_cppflags(){
1150 log check_host_cppflags "$@"
1151 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1152int x;
1153EOF
1154}
1155
f0125de9
MR
1156check_host_cflags(){
1157 log check_host_cflags "$@"
6c3fa06a 1158 set -- $($host_cflags_filter "$@")
f0125de9
MR
1159 check_host_cc "$@" <<EOF && append host_cflags "$@"
1160int x;
1161EOF
1162}
1163
27565164
DB
1164check_host_cpp_condition(){
1165 log check_host_cpp_condition "$@"
1166 header=$1
1167 condition=$2
1168 shift 2
1169 check_host_cpp "$@" <<EOF
1170#include <$header>
1171#if !($condition)
1172#error "unsatisfied condition: $condition"
1173#endif
1174EOF
1175}
1176
c505dd31
MR
1177apply(){
1178 file=$1
1179 shift
1180 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1181}
1182
c34681df 1183cp_if_changed(){
5e27ec28
MR
1184 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1185 mkdir -p "$(dirname $2)"
4ebc6a74 1186 $cp_f "$1" "$2"
c34681df
MR
1187}
1188
dcd61286
DB
1189# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1190# system-dependent things.
1191
d7a5a178 1192AVCODEC_COMPONENTS="
4a0d6686
AJ
1193 bsfs
1194 decoders
4a0d6686 1195 encoders
5666fd73 1196 hwaccels
d7a5a178
LB
1197 parsers
1198"
1199
1200AVDEVICE_COMPONENTS="
c552605c 1201 indevs
c552605c 1202 outdevs
d7a5a178
LB
1203"
1204AVFILTER_COMPONENTS="
1205 filters
1206"
1207AVFORMAT_COMPONENTS="
1208 demuxers
1209 muxers
4a0d6686
AJ
1210 protocols
1211"
1212
d7a5a178
LB
1213AVRESAMPLE_COMPONENTS=""
1214AVUTIL_COMPONENTS=""
1215
1216COMPONENT_LIST="
1217 $AVCODEC_COMPONENTS
1218 $AVDEVICE_COMPONENTS
1219 $AVFILTER_COMPONENTS
1220 $AVFORMAT_COMPONENTS
1221 $AVRESAMPLE_COMPONENTS
1222 $AVUTIL_COMPONENTS
1223"
1224
ab81f24a 1225EXAMPLE_LIST="
b339182e 1226 avcodec_example
e7dfaf16 1227 filter_audio_example
b339182e 1228 metadata_example
ab81f24a 1229 output_example
990e4a66 1230 qsvdec_example
10421bcf 1231 transcode_aac_example
ab81f24a
DB
1232"
1233
3fc09b00
MR
1234EXTERNAL_LIBRARY_LIST="
1235 avisynth
1236 bzlib
1237 frei0r
1238 gnutls
1c0210c7 1239 libbs2b
3fc09b00
MR
1240 libcdio
1241 libdc1394
72025ac3 1242 libdcadec
3fc09b00
MR
1243 libfaac
1244 libfdk_aac
f1b239ec 1245 libfontconfig
3fc09b00
MR
1246 libfreetype
1247 libgsm
1248 libilbc
233d2fa0 1249 libkvazaar
4e08c821 1250 libmfx
3fc09b00
MR
1251 libmp3lame
1252 libopencore_amrnb
1253 libopencore_amrwb
1254 libopencv
8a3d9ca6 1255 libopenh264
3fc09b00
MR
1256 libopenjpeg
1257 libopus
1258 libpulse
1259 librtmp
1260 libschroedinger
7ca3e520 1261 libsnappy
3fc09b00
MR
1262 libspeex
1263 libtheora
718907cd 1264 libtwolame
3fc09b00
MR
1265 libvo_aacenc
1266 libvo_amrwbenc
1267 libvorbis
1268 libvpx
84d3ff50 1269 libwavpack
be7c3231 1270 libwebp
3fc09b00 1271 libx264
50ea9315 1272 libx265
3fc09b00 1273 libxavs
a6674d2e
LB
1274 libxcb
1275 libxcb_shm
1276 libxcb_xfixes
3fc09b00 1277 libxvid
c4845616 1278 mmal
b08caa87 1279 nvenc
3fc09b00
MR
1280 openssl
1281 x11grab
1282 zlib
1283"
1284
d0adf55c
DB
1285FEATURE_LIST="
1286 gray
1287 hardcoded_tables
1288 runtime_cpudetect
1289 safe_bitstream_reader
1290 shared
1291 small
1292 sram
1293 static
1294 swscale_alpha
1295"
1296
70b348ec 1297HWACCEL_LIST="
d8039ef8 1298 d3d11va
70b348ec
DB
1299 dxva2
1300 vaapi
1301 vda
1302 vdpau
1303"
7caf48e0 1304
d89f2fa9
DB
1305LIBRARY_LIST="
1306 avcodec
1307 avdevice
1308 avfilter
1309 avformat
1310 avresample
1311 avutil
1312 swscale
1313"
1314
d0adf55c
DB
1315LICENSE_LIST="
1316 gpl
1317 nonfree
1318 version3
1319"
1320
055c61b8
DB
1321PROGRAM_LIST="
1322 avconv
1323 avplay
1324 avprobe
055c61b8
DB
1325"
1326
d0adf55c 1327SUBSYSTEM_LIST="
7f3f5f46 1328 dct
4da3f410 1329 doc
0b499c9b 1330 error_resilience
1274ea8d 1331 faan
1848f7d9 1332 fft
b781cc12 1333 lsp
2a91ada8 1334 lzo
47a158cb 1335 mdct
d0adf55c
DB
1336 network
1337 rdft
1338"
1339
1340CONFIG_LIST="
1341 $COMPONENT_LIST
1342 $EXAMPLE_LIST
1343 $EXTERNAL_LIBRARY_LIST
1344 $FEATURE_LIST
1345 $HWACCEL_LIST
1346 $LICENSE_LIST
1347 $LIBRARY_LIST
1348 $PROGRAM_LIST
1349 $SUBSYSTEM_LIST
c88f5d72 1350 memalign_hack
44a0a98f 1351 neon_clobber_test
8a3c8627 1352 pic
7caf48e0 1353 pod2man
f187557a 1354 texi2html
8986fddc 1355 thumb
eaa2d123 1356 valgrind_backtrace
7e4d9d5d 1357 xmm_clobber_test
4a0d6686 1358"
c88f5d72 1359
7caf48e0 1360THREADS_LIST="
8eee7025
DB
1361 pthreads
1362 w32threads
7caf48e0 1363"
8eee7025 1364
7caf48e0 1365ATOMICS_LIST="
f9f6402e 1366 atomics_gcc
f9f6402e 1367 atomics_suncc
93e65e9a 1368 atomics_win32
7caf48e0 1369"
f9f6402e 1370
7caf48e0 1371ARCH_LIST="
5873b623 1372 aarch64
3f5b56e5 1373 alpha
a2fc0f6a 1374 arm
fdcd782d
MR
1375 avr32
1376 avr32_ap
1377 avr32_uc
3f5b56e5
MR
1378 bfin
1379 ia64
1380 m68k
1381 mips
bae3abb0 1382 mips64
3f5b56e5 1383 parisc
79cb09b2 1384 ppc
34d11b87 1385 ppc64
3f5b56e5
MR
1386 s390
1387 sh4
1388 sparc
1389 sparc64
c75848cd
DB
1390 tilegx
1391 tilepro
0844bae1 1392 tomi
3f5b56e5
MR
1393 x86
1394 x86_32
1395 x86_64
7caf48e0 1396"
3f5b56e5 1397
7caf48e0 1398ARCH_EXT_LIST_ARM="
81dfa21e
MR
1399 armv5te
1400 armv6
1401 armv6t2
8675bcb0 1402 armv8
81dfa21e 1403 neon
b3267559 1404 vfp
81dfa21e 1405 vfpv3
7caf48e0 1406"
81dfa21e 1407
7caf48e0 1408ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1409 amd3dnow
a1ef9f08 1410 amd3dnowext
50cd43f2 1411 avx
4d6ee072 1412 avx2
1b932eb1 1413 fma3
50cd43f2
DB
1414 fma4
1415 mmx
1416 mmxext
1417 sse
1418 sse2
1419 sse3
1420 sse4
1421 sse42
1422 ssse3
7caf48e0
DB
1423 xop
1424"
50cd43f2 1425
7a650caf
DB
1426ARCH_EXT_LIST_PPC="
1427 altivec
1428 dcbzl
1429 ldbrx
f22ebd25 1430 power8
7a650caf 1431 ppc4xx
f22ebd25 1432 vsx
7a650caf
DB
1433"
1434
84bf8817
DB
1435ARCH_EXT_LIST_X86="
1436 $ARCH_EXT_LIST_X86_SIMD
1437 cpunop
1438 i686
1439"
1440
1016a75c
LB
1441ARCH_EXT_LIST_MIPS="
1442 loongson
1443 mips32r1
1444 mips64r1
1445 mips32r2
1446 mips64r2
1447 mips32r6
1448 mips64r6
1449"
1450
50cd43f2 1451ARCH_EXT_LIST="
81dfa21e 1452 $ARCH_EXT_LIST_ARM
1016a75c 1453 $ARCH_EXT_LIST_MIPS
7a650caf 1454 $ARCH_EXT_LIST_PPC
50cd43f2 1455 $ARCH_EXT_LIST_X86
7a650caf 1456 vis
50cd43f2 1457"
3f5b56e5 1458
7a650caf
DB
1459ARCH_FEATURES="
1460 aligned_stack
1461 fast_64bit
1462 fast_clz
1463 fast_cmov
1464 local_aligned_8
1465 local_aligned_16
eba2233b 1466 simd_align_16
7a650caf
DB
1467"
1468
1469BUILTIN_LIST="
1470 atomic_cas_ptr
1471 machine_rw_barrier
1472 MemoryBarrier
1473 mm_empty
1474 rdtsc
1475 sync_val_compare_and_swap
1476"
7caf48e0 1477HAVE_LIST_CMDLINE="
fd712a55
DB
1478 inline_asm
1479 symver
1480 yasm
7caf48e0 1481"
fd712a55 1482
7caf48e0 1483HAVE_LIST_PUB="
a3e02a8c 1484 bigendian
d268eee9 1485 fast_unaligned
7caf48e0 1486"
a3e02a8c 1487
7a650caf 1488HEADERS_LIST="
4f979418 1489 AVFoundation_AVFoundation_h
7a650caf
DB
1490 alsa_asoundlib_h
1491 altivec_h
1492 arpa_inet_h
1493 cdio_paranoia_h
1494 cdio_paranoia_paranoia_h
1495 dev_bktr_ioctl_bt848_h
1496 dev_bktr_ioctl_meteor_h
1497 dev_ic_bt8xx_h
1498 dev_video_bktr_ioctl_bt848_h
1499 dev_video_meteor_ioctl_meteor_h
1500 direct_h
1501 dlfcn_h
d8039ef8 1502 d3d11_h
7a650caf
DB
1503 dxva_h
1504 gsm_h
1505 io_h
1506 mach_mach_time_h
1507 machine_ioctl_bt848_h
1508 machine_ioctl_meteor_h
1509 malloc_h
1510 poll_h
1511 sndio_h
1512 soundcard_h
1513 sys_mman_h
1514 sys_param_h
1515 sys_resource_h
1516 sys_select_h
1517 sys_soundcard_h
1518 sys_time_h
1519 sys_un_h
1520 sys_videoio_h
1521 unistd_h
eaa2d123 1522 valgrind_valgrind_h
7a650caf
DB
1523 windows_h
1524 winsock2_h
1525"
1526
d45ebd48
JG
1527INTRINSICS_LIST="
1528 intrinsics_neon
1529"
1530
79042ab3 1531MATH_FUNCS="
fab0a8b2
MR
1532 atanf
1533 atan2f
79042ab3 1534 cbrtf
fab0a8b2 1535 cosf
79042ab3
DB
1536 exp2
1537 exp2f
fab0a8b2 1538 expf
79042ab3
DB
1539 isinf
1540 isnan
fab0a8b2 1541 ldexpf
79042ab3
DB
1542 llrint
1543 llrintf
1544 log2
1545 log2f
fab0a8b2 1546 log10f
79042ab3
DB
1547 lrint
1548 lrintf
fab0a8b2 1549 powf
79042ab3
DB
1550 rint
1551 round
1552 roundf
fab0a8b2 1553 sinf
79042ab3
DB
1554 trunc
1555 truncf
1556"
1557
7a650caf 1558SYSTEM_FUNCS="
be1a839c 1559 aligned_malloc
ebef9f5a 1560 clock_gettime
ecf97f22 1561 closesocket
15caccb9 1562 CommandLineToArgvW
a61c2115 1563 CoTaskMemFree
1093383d 1564 CryptGenRandom
c88f5d72 1565 dlopen
534a2231 1566 fcntl
e854b8f9 1567 flt_lim
9d99cc5a 1568 fork
84882df6 1569 getaddrinfo
da9e86f8 1570 gethrtime
667fb97a 1571 getopt
02e8f427 1572 GetProcessAffinityMask
fc5607f8 1573 GetProcessMemoryInfo
4e68cb8a 1574 GetProcessTimes
66be5b45 1575 getrusage
7caf48e0 1576 GetSystemTimeAsFileTime
61183b5a 1577 gettimeofday
3f8f1c6f 1578 gmtime_r
2e1913b1 1579 inet_aton
abfc8d05 1580 isatty
8772997d 1581 jack_port_get_latency_range
b08caa87 1582 LoadLibrary
a5b64584 1583 localtime_r
c708b540 1584 mach_absolute_time
73f6d31e 1585 MapViewOfFile
c88f5d72 1586 memalign
6ffa87d3 1587 mkstemp
0328b9ea 1588 mmap
e98b02de 1589 mprotect
d3d3a32c 1590 nanosleep
1f91cdce 1591 posix_memalign
ea4d5f48 1592 sched_getaffinity
7e6a11bc 1593 SetConsoleTextAttribute
b507ebd1 1594 setmode
3e0b1c9a 1595 setrlimit
d3d3a32c 1596 Sleep
87958234 1597 strerror_r
7a650caf
DB
1598 sysconf
1599 sysctl
1600 usleep
1601 VirtualAlloc
1602"
1603
1604TOOLCHAIN_FEATURES="
896a5bff 1605 as_dn_directive
d5a55981 1606 as_func
dcae2e32 1607 as_object_arch
7a650caf
DB
1608 asm_mod_q
1609 attribute_may_alias
1610 attribute_packed
1611 ebp_available
1612 ebx_available
1613 gnu_as
1614 ibm_asm
1615 inline_asm_labels
1616 pragma_deprecated
1617 symver_asm_label
1618 symver_gnu_asm
1619 vfp_args
1620 xform_asm
1621 xmm_clobbers
1622"
1623
1624TYPES_LIST="
73ea3ffc 1625 CONDITION_VARIABLE_Ptr
7a650caf 1626 socklen_t
c0018613 1627 struct_addrinfo
75d339e0
MS
1628 struct_group_source_req
1629 struct_ip_mreq_source
b4d68544 1630 struct_ipv6_mreq
cdee08e3 1631 struct_pollfd
3e0b1c9a 1632 struct_rusage_ru_maxrss
b4d68544 1633 struct_sockaddr_in6
3b2372bf 1634 struct_sockaddr_sa_len
33a4dbdd 1635 struct_sockaddr_storage
a6a4793d 1636 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1637"
1638
1639HAVE_LIST="
1640 $ARCH_EXT_LIST
1641 $(add_suffix _external $ARCH_EXT_LIST)
1642 $(add_suffix _inline $ARCH_EXT_LIST)
1643 $ARCH_FEATURES
1644 $ATOMICS_LIST
1645 $BUILTIN_LIST
1646 $HAVE_LIST_CMDLINE
1647 $HAVE_LIST_PUB
1648 $HEADERS_LIST
d45ebd48 1649 $INTRINSICS_LIST
7a650caf
DB
1650 $MATH_FUNCS
1651 $SYSTEM_FUNCS
1652 $THREADS_LIST
1653 $TOOLCHAIN_FEATURES
1654 $TYPES_LIST
1655 atomics_native
1656 dos_paths
a61c2115 1657 dxva2_lib
7a650caf
DB
1658 libc_msvcrt
1659 libdc1394_1
1660 libdc1394_2
1661 sdl
f963f803 1662 section_data_rel_ro
b265431e 1663 threads
990e4a66 1664 vaapi_x11
7671dd7c 1665 vdpau_x11
7671dd7c 1666 xlib
0cb78cef 1667"
44161118 1668
511cf612 1669# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1670CONFIG_EXTRA="
87849592 1671 aandcttables
bfe9f48a 1672 ac3dsp
aa11cb79 1673 audio_frame_queue
9a9e2f1c 1674 audiodsp
e74433a8 1675 blockdsp
c67b449b 1676 bswapdsp
8ef33497 1677 cabac
e02de9df 1678 dirac_parse
f6ee61fb 1679 dvprofile
1274ea8d
DB
1680 faandct
1681 faanidct
a9aee08d 1682 fdctdsp
b075869b 1683 flacdsp
71f1ad37 1684 fmtconvert
f5ee2300 1685 g722dsp
bfe9f48a 1686 gcrypt
63ce9fd2 1687 gmp
478fd534 1688 golomb
9cad0e4e 1689 gplv3
0338c396 1690 h263dsp
478fd534
DB
1691 h264chroma
1692 h264dsp
1693 h264pred
915a2a0a 1694 h264qpel
68d8238c 1695 hpeldsp
478fd534 1696 huffman
0d439fbe 1697 huffyuvdsp
512f3ffe 1698 huffyuvencdsp
e3fcb143 1699 idctdsp
bd499d9a 1700 iirfilter
3d5d4623 1701 imdct15
dc4d726b 1702 intrax8
2edc77dc 1703 ividsp
4978850c 1704 jpegtables
e1319aa1 1705 libx262
9cad0e4e 1706 lgplv3
478fd534 1707 lpc
0c770761 1708 lzf
2d604443 1709 me_cmp
7b9ef8d7 1710 mpeg_er
1e164c0b 1711 mpegaudio
bfe9f48a 1712 mpegaudiodsp
18bbca1f 1713 mpegvideo
ad08dfd5 1714 mpegvideoenc
575ec60e 1715 mss34dsp
f46bb608 1716 pixblockdsp
368f5035 1717 qpeldsp
d0a63d8b 1718 qsv
b04d009b 1719 qsvdec
72b7441a 1720 qsvenc
f704a079 1721 rangecoder
255d9c57 1722 riffdec
3dd5c95d 1723 riffenc
bfe9f48a 1724 rtpdec
5ad2f0bf 1725 rtpenc_chain
5cb4bdb2 1726 rv34dsp
bfe9f48a 1727 sinewin
2ecfd451 1728 snappy
db7f1c7c 1729 startcode
8337e0c5
VG
1730 texturedsp
1731 texturedspenc
57f09608 1732 tpeldsp
8c53d39e 1733 videodsp
ab9f9876 1734 vp3dsp
d4aea1aa 1735 vp56dsp
d42191c7 1736 vp8dsp
f2051856 1737 wma_freqs
a623aa00 1738 wmv2dsp
b6bb00b0
MR
1739"
1740
520cc7f1 1741CMDLINE_SELECT="
3f5b56e5 1742 $ARCH_EXT_LIST
520cc7f1 1743 $CONFIG_LIST
fd712a55 1744 $HAVE_LIST_CMDLINE
8eee7025 1745 $THREADS_LIST
c8a4ae00 1746 asm
db6107b6 1747 cross_compile
520cc7f1
MR
1748 debug
1749 extra_warnings
8c6afa4d 1750 logging
65d12900 1751 lto
d2bbb2f7 1752 optimizations
749b1f13 1753 rpath
520cc7f1 1754"
426be5dc 1755
7caf48e0 1756PATHS_LIST="
d156bede 1757 bindir
14a8acf1 1758 datadir
f4ca970d 1759 docdir
26759c44
MR
1760 incdir
1761 libdir
26759c44
MR
1762 mandir
1763 prefix
1764 shlibdir
7caf48e0 1765"
426be5dc
DB
1766
1767CMDLINE_SET="
1768 $PATHS_LIST
121d78d0 1769 ar
426be5dc 1770 arch
313c46a6 1771 as
426be5dc
DB
1772 build_suffix
1773 cc
9f57f134 1774 objcc
426be5dc
DB
1775 cpu
1776 cross_prefix
8ae1d87a 1777 custom_allocator
50567afa 1778 dep_cc
604abd02 1779 env
ac63af34 1780 extra_version
9da6609f
MR
1781 host_cc
1782 host_cflags
095792f2 1783 host_ld
9da6609f
MR
1784 host_ldflags
1785 host_libs
82bb3329 1786 host_os
684b28e0 1787 ld
426be5dc 1788 logfile
4ae40685 1789 malloc_prefix
89641463 1790 nm
9cd7b854 1791 optflags
3f8040db 1792 pkg_config
390acbea 1793 pkg_config_flags
154caa67 1794 random_seed
2fad0977 1795 samples
c5200f17
MR
1796 sysinclude
1797 sysroot
a7ada2ba 1798 target_exec
26759c44 1799 target_os
a7ada2ba 1800 target_path
ba13606c 1801 target_samples
aeeb782c 1802 toolchain
426be5dc 1803"
520cc7f1 1804
89f2932b
MR
1805CMDLINE_APPEND="
1806 extra_cflags
9f57f134 1807 extra_objcflags
4cc4b33f 1808 host_cppflags
89f2932b
MR
1809"
1810
912f3148
DB
1811# code dependency declarations
1812
9eeed841 1813# architecture extensions
808fa33c 1814
a2fc0f6a
MR
1815armv5te_deps="arm"
1816armv6_deps="arm"
ab5cb084 1817armv6t2_deps="arm"
8675bcb0 1818armv8_deps="aarch64"
b7b17ed6 1819neon_deps_any="aarch64 arm"
d45ebd48 1820intrinsics_neon_deps="neon"
b7b17ed6 1821vfp_deps_any="aarch64 arm"
b3267559 1822vfpv3_deps="vfp"
808fa33c 1823
637606de
MR
1824map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1825
808fa33c
MR
1826altivec_deps="ppc"
1827ppc4xx_deps="ppc"
f22ebd25
LB
1828vsx_deps="altivec"
1829power8_deps="vsx"
808fa33c 1830
84146963
DB
1831cpunop_deps="i686"
1832x86_64_select="i686"
1833x86_64_suggest="fast_cmov"
50cd43f2 1834
808fa33c
MR
1835amd3dnow_deps="mmx"
1836amd3dnowext_deps="amd3dnow"
fb87e69f 1837i686_deps="x86"
9eeed841 1838mmx_deps="x86"
239fdf1b 1839mmxext_deps="mmx"
50cd43f2
DB
1840sse_deps="mmxext"
1841sse2_deps="sse"
1842sse3_deps="sse2"
1843ssse3_deps="sse3"
1844sse4_deps="ssse3"
1845sse42_deps="sse4"
1846avx_deps="sse42"
10b0161d 1847xop_deps="avx"
1b932eb1 1848fma3_deps="avx"
79687079 1849fma4_deps="avx"
4d6ee072 1850avx2_deps="avx"
9eeed841 1851
43b73d59
DB
1852mmx_external_deps="yasm"
1853mmx_inline_deps="inline_asm"
1854mmx_suggest="mmx_external mmx_inline"
1855
84bf8817 1856for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1857 eval dep=\$${ext}_deps
1858 eval ${ext}_external_deps='"${dep}_external"'
1859 eval ${ext}_inline_deps='"${dep}_inline"'
1860 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1861done
1862
032d4da8
JG
1863aligned_stack_if_any="aarch64 ppc x86"
1864fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1865fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1866fast_unaligned_if_any="aarch64 ppc x86"
eba2233b 1867simd_align_16_if_any="altivec neon sse"
89e053f8 1868
1a5fdf95 1869# system capabilities
b462d132 1870symver_if_any="symver_asm_label symver_gnu_asm"
eaa2d123 1871valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
b462d132 1872
8558595a
DB
1873# threading support
1874atomics_gcc_if="sync_val_compare_and_swap"
1875atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1876atomics_win32_if="MemoryBarrier"
1877atomics_native_if_any="$ATOMICS_LIST"
874c751c 1878w32threads_deps="atomics_native"
8558595a
DB
1879threads_if_any="$THREADS_LIST"
1880
26fbcc85 1881# subsystems
dc609252 1882dct_select="rdft"
e02de9df 1883dirac_parse_select="golomb"
2d604443 1884error_resilience_select="me_cmp"
1274ea8d
DB
1885faandct_deps="faan fdctdsp"
1886faanidct_deps="faan idctdsp"
fbf4d219 1887intrax8_select="error_resilience"
26fbcc85
MR
1888mdct_select="fft"
1889rdft_select="fft"
2d604443 1890me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1891mpeg_er_select="error_resilience"
1e164c0b 1892mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1893mpegaudiodsp_select="dct"
2d604443
DB
1894mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1895mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
b08caa87
LB
1896nvenc_deps_any="dlopen LoadLibrary"
1897nvenc_extralibs='$ldl'
d0a63d8b 1898qsvdec_select="qsv"
72b7441a 1899qsvenc_select="qsv"
26fbcc85 1900
ed40b6bf 1901# decoders / encoders
d615187f 1902aac_decoder_select="imdct15 mdct sinewin"
bd499d9a 1903aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1904aac_latm_decoder_select="aac_decoder aac_latm_parser"
71f1ad37 1905ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2d604443
DB
1906ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1907ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
f5ee2300
VG
1908adpcm_g722_decoder_select="g722dsp"
1909adpcm_g722_encoder_select="g722dsp"
e3fcb143 1910aic_decoder_select="golomb idctdsp"
f4d608e3 1911alac_encoder_select="lpc"
c67b449b 1912als_decoder_select="bswapdsp"
b781cc12 1913amrnb_decoder_select="lsp"
2b2a597e 1914amrwb_decoder_select="lsp"
0a36988e 1915amv_decoder_select="sp5x_decoder"
c67b449b 1916ape_decoder_select="bswapdsp"
e3fcb143 1917asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1918asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1919asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1920asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1921atrac1_decoder_select="mdct sinewin"
26fbcc85 1922atrac3_decoder_select="mdct"
e6f0bb65 1923atrac3p_decoder_select="mdct sinewin"
e74433a8 1924bink_decoder_select="blockdsp hpeldsp"
f2051856
DB
1925binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
1926binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
e3fcb143 1927cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1928cllc_decoder_select="bswapdsp"
9b500b8f 1929comfortnoise_encoder_select="lpc"
9a9e2f1c 1930cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1931cscd_decoder_select="lzo"
2eef7c62 1932cscd_decoder_suggest="zlib"
71f1ad37 1933dca_decoder_select="fmtconvert mdct"
5c018ee1 1934dds_decoder_select="texturedsp"
e3fcb143 1935dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1936dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1937dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1938dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1939dxa_decoder_deps="zlib"
c45fcf30 1940dxv_decoder_select="lzf texturedsp"
baf91bb9 1941eac3_decoder_select="ac3_decoder"
4264a0dd 1942eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1943eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1944eatgq_decoder_select="aandcttables idctdsp"
1945eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1946exr_decoder_deps="zlib"
cd832f03
DB
1947ffv1_decoder_select="golomb rangecoder"
1948ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1949ffvhuff_decoder_select="huffyuv_decoder"
1950ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1951fic_decoder_select="golomb"
b075869b
VG
1952flac_decoder_select="flacdsp golomb"
1953flac_encoder_select="bswapdsp flacdsp golomb lpc"
61c31e4e
DB
1954flashsv_decoder_deps="zlib"
1955flashsv_encoder_deps="zlib"
1956flashsv2_decoder_deps="zlib"
4414137e 1957flv_decoder_select="h263_decoder"
4d4b4bd1 1958flv_encoder_select="h263_encoder"
c67b449b
DB
1959fourxm_decoder_select="blockdsp bswapdsp"
1960fraps_decoder_select="bswapdsp huffman"
61c31e4e 1961g2m_decoder_deps="zlib"
4978850c 1962g2m_decoder_select="blockdsp idctdsp jpegtables"
7b9ef8d7 1963h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1964h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1965h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1966h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1967h263i_decoder_select="h263_decoder"
fe629c2d 1968h263p_encoder_select="h263_encoder"
db7f1c7c 1969h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
0b499c9b 1970h264_decoder_suggest="error_resilience"
b08caa87 1971h264_nvenc_encoder_deps="nvenc"
4e08c821 1972h264_qsv_decoder_deps="libmfx"
b04d009b 1973h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
72b7441a
AK
1974h264_qsv_encoder_deps="libmfx"
1975h264_qsv_encoder_select="qsvenc"
7ca3e520
VG
1976hap_decoder_select="snappy texturedsp"
1977hap_encoder_deps="libsnappy"
1978hap_encoder_select="texturedspenc"
c67b449b 1979hevc_decoder_select="bswapdsp cabac golomb videodsp"
b08caa87 1980hevc_nvenc_encoder_deps="nvenc"
84b223cc 1981hevc_qsv_encoder_deps="libmfx"
41d47ea8
AK
1982hevc_qsv_decoder_deps="libmfx"
1983hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
66acb76b 1984hevc_qsv_encoder_select="qsvenc"
c67b449b
DB
1985huffyuv_decoder_select="bswapdsp huffyuvdsp"
1986huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1987iac_decoder_select="imc_decoder"
c67b449b 1988imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1989indeo3_decoder_select="hpeldsp"
2edc77dc
VG
1990indeo4_decoder_select="ividsp"
1991indeo5_decoder_select="ividsp"
8071264f 1992interplay_video_decoder_select="hpeldsp"
8e0cf39f 1993jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1994jpegls_encoder_select="golomb"
e74433a8 1995jv_decoder_select="blockdsp"
0d439fbe 1996lagarith_decoder_select="huffyuvdsp"
4978850c 1997ljpeg_encoder_select="aandcttables idctdsp jpegtables"
4f034993 1998loco_decoder_select="golomb"
e3fcb143 1999mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 2000metasound_decoder_select="lsp mdct sinewin"
e3fcb143 2001mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
4978850c
DB
2002mjpeg_decoder_select="blockdsp hpeldsp idctdsp jpegtables"
2003mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
7caf48e0 2004mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 2005mlp_decoder_select="mlp_parser"
c67b449b 2006motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
2007mp1_decoder_select="mpegaudio"
2008mp1float_decoder_select="mpegaudio"
2009mp2_decoder_select="mpegaudio"
2010mp2float_decoder_select="mpegaudio"
2011mp3_decoder_select="mpegaudio"
2012mp3adu_decoder_select="mpegaudio"
2013mp3adufloat_decoder_select="mpegaudio"
2014mp3float_decoder_select="mpegaudio"
2015mp3on4_decoder_select="mpegaudio"
2016mp3on4float_decoder_select="mpegaudio"
c67b449b 2017mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 2018mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 2019mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 2020mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 2021mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 2022mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 2023mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 2024mpeg2video_encoder_select="aandcttables mpegvideoenc"
bf52f773
AK
2025mpeg2_qsv_decoder_deps="libmfx"
2026mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel mpegvideo_parser"
84b223cc 2027mpeg2_qsv_encoder_deps="libmfx"
3a85397e 2028mpeg2_qsv_encoder_select="qsvenc"
3e0b1c9a
DB
2029mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2030mpeg4_encoder_select="h263_encoder"
575ec60e 2031msa1_decoder_select="mss34dsp"
4414137e 2032msmpeg4v1_decoder_select="h263_decoder"
4414137e 2033msmpeg4v2_decoder_select="h263_decoder"
4e169d89 2034msmpeg4v2_encoder_select="h263_encoder"
4414137e 2035msmpeg4v3_decoder_select="h263_decoder"
4e169d89 2036msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 2037mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
575ec60e 2038mts2_decoder_select="mss34dsp"
8e0cf39f 2039mxpeg_decoder_select="mjpeg_decoder"
4538729a 2040nellymoser_decoder_select="mdct sinewin"
aa11cb79 2041nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 2042nuv_decoder_select="idctdsp lzo"
ee359c72
AK
2043nvenc_h264_encoder_deps="nvenc"
2044nvenc_hevc_encoder_deps="nvenc"
e2834567 2045on2avc_decoder_select="mdct"
b70d7a4a 2046opus_decoder_deps="avresample"
3d5d4623 2047opus_decoder_select="imdct15"
61c31e4e 2048png_decoder_deps="zlib"
61c31e4e 2049png_encoder_deps="zlib"
512f3ffe 2050png_encoder_select="huffyuvencdsp"
e3fcb143 2051prores_decoder_select="idctdsp"
a9aee08d 2052prores_encoder_select="fdctdsp"
b781cc12 2053qcelp_decoder_select="lsp"
c4f5c2d6 2054qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 2055ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 2056ralf_decoder_select="golomb"
533a6198 2057rscc_decoder_deps="zlib"
7b9ef8d7 2058rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 2059rv10_encoder_select="h263_encoder"
7b9ef8d7 2060rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 2061rv20_encoder_select="h263_encoder"
5cb4bdb2
VG
2062rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
2063rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
9a3202a9 2064screenpresso_decoder_deps="zlib"
4f034993 2065shorten_decoder_select="golomb"
b781cc12 2066sipr_decoder_select="lsp"
8e0cf39f 2067sp5x_decoder_select="mjpeg_decoder"
6caa44aa 2068svq1_decoder_select="hpeldsp"
2d604443 2069svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 2070svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 2071svq3_decoder_suggest="zlib"
9a9e2f1c 2072tak_decoder_select="audiodsp"
247e370e
VG
2073tdsc_decoder_deps="zlib"
2074tdsc_decoder_select="mjpeg_decoder"
4eef77c1 2075theora_decoder_select="vp3_decoder"
7caf48e0 2076thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
2077tiff_decoder_suggest="zlib"
2078tiff_encoder_suggest="zlib"
aec09a00 2079truehd_decoder_select="mlp_decoder"
c67b449b
DB
2080truemotion2_decoder_select="bswapdsp"
2081truespeech_decoder_select="bswapdsp"
61c31e4e 2082tscc_decoder_deps="zlib"
c0b10575 2083txd_decoder_select="texturedsp"
4538729a 2084twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
2085utvideo_decoder_select="bswapdsp"
2086utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 2087vble_decoder_select="huffyuvdsp"
adf8227c 2088vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
45ecda85 2089vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
2090vorbis_decoder_select="mdct"
2091vorbis_encoder_select="mdct"
3bd062bf 2092vp3_decoder_select="hpeldsp vp3dsp videodsp"
d4aea1aa
VG
2093vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2094vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
e82dc4c9
DB
2095vp6a_decoder_select="vp6_decoder"
2096vp6f_decoder_select="vp6_decoder"
d42191c7
VG
2097vp7_decoder_select="h264pred videodsp vp8dsp"
2098vp8_decoder_select="h264pred videodsp vp8dsp"
72ca830f 2099vp9_decoder_select="videodsp"
c4bfa098 2100webp_decoder_select="vp8_decoder"
f2051856
DB
2101wmapro_decoder_select="mdct sinewin wma_freqs"
2102wmav1_decoder_select="mdct sinewin wma_freqs"
2103wmav1_encoder_select="mdct sinewin wma_freqs"
2104wmav2_decoder_select="mdct sinewin wma_freqs"
2105wmav2_encoder_select="mdct sinewin wma_freqs"
4538729a 2106wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 2107wmv1_decoder_select="h263_decoder"
665507aa 2108wmv1_encoder_select="h263_encoder"
a623aa00
VG
2109wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2110wmv2_encoder_select="h263_encoder wmv2dsp"
015f8ee0 2111wmv3_decoder_select="vc1_decoder"
45ecda85 2112wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
2113zerocodec_decoder_deps="zlib"
2114zlib_decoder_deps="zlib"
2115zlib_encoder_deps="zlib"
2116zmbv_decoder_deps="zlib"
2117zmbv_encoder_deps="zlib"
30fd06be 2118
ed40b6bf 2119# hardware accelerators
31de41ba 2120d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder"
e97446e6 2121dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
0afab17e 2122vaapi_deps="va_va_h"
ac3dbb4d 2123vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 2124vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
2125vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2126
82ca17ac
DB
2127h263_vaapi_hwaccel_deps="vaapi"
2128h263_vaapi_hwaccel_select="h263_decoder"
d8039ef8
SL
2129h264_d3d11va_hwaccel_deps="d3d11va"
2130h264_d3d11va_hwaccel_select="h264_decoder"
215cdd35
DB
2131h264_dxva2_hwaccel_deps="dxva2"
2132h264_dxva2_hwaccel_select="h264_decoder"
c4845616 2133h264_mmal_decoder_deps="mmal"
2134h264_mmal_hwaccel_deps="mmal"
2135h264_mmal_decoder_select="h264_decoder"
2136h264_mmal_encoder_deps="mmal"
11c22dfd 2137h264_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2138h264_vaapi_hwaccel_deps="vaapi"
2139h264_vaapi_hwaccel_select="h264_decoder"
2140h264_vda_hwaccel_deps="vda"
2141h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
2142h264_vda_old_hwaccel_deps="vda"
2143h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
2144h264_vdpau_hwaccel_deps="vdpau"
2145h264_vdpau_hwaccel_select="h264_decoder"
d8039ef8
SL
2146hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2147hevc_d3d11va_hwaccel_select="hevc_decoder"
7e850fa6
HL
2148hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2149hevc_dxva2_hwaccel_select="hevc_decoder"
41d47ea8 2150hevc_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2151mpeg1_vdpau_hwaccel_deps="vdpau"
2152mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
d8039ef8
SL
2153mpeg2_d3d11va_hwaccel_deps="d3d11va"
2154mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
215cdd35
DB
2155mpeg2_dxva2_hwaccel_deps="dxva2"
2156mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
bf52f773 2157mpeg2_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2158mpeg2_vaapi_hwaccel_deps="vaapi"
2159mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2160mpeg2_vdpau_hwaccel_deps="vdpau"
2161mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2162mpeg4_vaapi_hwaccel_deps="vaapi"
2163mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
2164mpeg4_vdpau_hwaccel_deps="vdpau"
2165mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
d8039ef8
SL
2166vc1_d3d11va_hwaccel_deps="d3d11va"
2167vc1_d3d11va_hwaccel_select="vc1_decoder"
215cdd35
DB
2168vc1_dxva2_hwaccel_deps="dxva2"
2169vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
2170vc1_vaapi_hwaccel_deps="vaapi"
2171vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
2172vc1_vdpau_hwaccel_deps="vdpau"
2173vc1_vdpau_hwaccel_select="vc1_decoder"
d8039ef8 2174wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
ed40b6bf
DB
2175wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2176wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 2177wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 2178
28b80940 2179# parsers
fb7127b2 2180h264_parser_select="h264_decoder"
650060df 2181hevc_parser_select="golomb"
a6a675a7 2182mpegvideo_parser_select="mpegvideo"
7b9ef8d7 2183mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
28df0151 2184vc1_parser_select="mpegvideo startcode vc1_decoder"
28b80940 2185
4978850c
DB
2186# bitstream_filters
2187mjpeg2jpeg_bsf_select="jpegtables"
2188
912f3148 2189# external libraries
72025ac3 2190libdcadec_decoder_deps="libdcadec"
c9171a83 2191libfaac_encoder_deps="libfaac"
aa11cb79 2192libfaac_encoder_select="audio_frame_queue"
4f2b469d 2193libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 2194libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 2195libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
2196libgsm_decoder_deps="libgsm"
2197libgsm_encoder_deps="libgsm"
8ffed8d8
MR
2198libgsm_ms_decoder_deps="libgsm"
2199libgsm_ms_encoder_deps="libgsm"
3641b048
MS
2200libilbc_decoder_deps="libilbc"
2201libilbc_encoder_deps="libilbc"
233d2fa0 2202libkvazaar_encoder_deps="libkvazaar"
1cc60c47 2203libmp3lame_encoder_deps="libmp3lame"
aa11cb79 2204libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
2205libopencore_amrnb_decoder_deps="libopencore_amrnb"
2206libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 2207libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 2208libopencore_amrwb_decoder_deps="libopencore_amrwb"
8a3d9ca6 2209libopenh264_encoder_deps="libopenh264"
9a77d59a 2210libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 2211libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 2212libopus_decoder_deps="libopus"
6cb8c854 2213libopus_encoder_deps="libopus"
aa11cb79 2214libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
2215libschroedinger_decoder_deps="libschroedinger"
2216libschroedinger_encoder_deps="libschroedinger"
ae14f311 2217libspeex_decoder_deps="libspeex"
b606a017 2218libspeex_encoder_deps="libspeex"
aa11cb79 2219libspeex_encoder_select="audio_frame_queue"
150d2772 2220libtheora_encoder_deps="libtheora"
718907cd 2221libtwolame_encoder_deps="libtwolame"
d89e738a 2222libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 2223libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 2224libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2225libvorbis_encoder_deps="libvorbis"
aa11cb79 2226libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2227libvpx_vp8_decoder_deps="libvpx"
2228libvpx_vp8_encoder_deps="libvpx"
2229libvpx_vp9_decoder_deps="libvpx"
2230libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2231libwavpack_encoder_deps="libwavpack"
be7c3231 2232libwebp_encoder_deps="libwebp"
e1319aa1 2233libx262_encoder_deps="libx262"
1cc60c47 2234libx264_encoder_deps="libx264"
50ea9315 2235libx265_encoder_deps="libx265"
de295976 2236libxavs_encoder_deps="libxavs"
1cc60c47 2237libxvid_encoder_deps="libxvid"
30fd06be 2238
912f3148 2239# demuxers / muxers
c2dd0e9e 2240ac3_demuxer_select="ac3_parser"
255d9c57 2241asf_demuxer_select="riffdec"
3dd5c95d 2242asf_muxer_select="riffenc"
647c2356 2243asf_stream_muxer_select="asf_muxer"
255d9c57 2244avi_demuxer_select="riffdec"
3dd5c95d 2245avi_muxer_select="riffenc"
4e622dea 2246avisynth_demuxer_deps="avisynth"
255d9c57
DB
2247avisynth_demuxer_select="riffdec"
2248caf_demuxer_select="riffdec"
fe5e6e34 2249dash_muxer_select="mp4_muxer"
c2dd0e9e 2250dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2251dv_demuxer_select="dvprofile"
2252dv_muxer_select="dvprofile"
255d9c57 2253dxa_demuxer_select="riffdec"
5b423887 2254eac3_demuxer_select="ac3_parser"
e01fba55 2255f4v_muxer_select="mov_muxer"
c2dd0e9e 2256flac_demuxer_select="flac_parser"
435214a7 2257hds_muxer_select="flv_muxer"
c9031c7c 2258hls_muxer_select="mpegts_muxer"
647c2356 2259ipod_muxer_select="mov_muxer"
31f16dc1 2260ismv_muxer_select="mov_muxer"
647c2356 2261matroska_audio_muxer_select="matroska_muxer"
255d9c57 2262matroska_demuxer_select="riffdec"
2a91ada8 2263matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2264matroska_muxer_select="riffenc"
2265mmf_muxer_select="riffenc"
255d9c57 2266mov_demuxer_select="riffdec"
4e622dea 2267mov_demuxer_suggest="zlib"
3dd5c95d 2268mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2269mp3_demuxer_select="mpegaudio_parser"
647c2356 2270mp4_muxer_select="mov_muxer"
75644335 2271mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2272mpegtsraw_demuxer_select="mpegts_demuxer"
2273mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2274nut_muxer_select="riffenc"
255d9c57 2275nuv_demuxer_select="riffdec"
051aadee 2276oga_muxer_select="ogg_muxer"
e02de9df 2277ogg_demuxer_select="dirac_parse"
051aadee 2278opus_muxer_select="ogg_muxer"
647c2356 2279psp_muxer_select="mov_muxer"
44594cc7 2280rtp_demuxer_select="sdp_demuxer"
4978850c 2281rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol"
44b70ce5 2282rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2283rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2284sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2285sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2286sdp_demuxer_select="rtpdec"
e772f9fa 2287smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2288spdif_muxer_select="aac_parser"
051aadee 2289spx_muxer_select="ogg_muxer"
7570c9e0 2290swf_demuxer_suggest="zlib"
57231e4d 2291tak_demuxer_select="tak_parser"
647c2356
DB
2292tg2_muxer_select="mov_muxer"
2293tgp_muxer_select="mov_muxer"
a7d45e06 2294w64_demuxer_select="wav_demuxer"
255d9c57 2295wav_demuxer_select="riffdec"
3dd5c95d
DB
2296wav_muxer_select="riffenc"
2297webm_muxer_select="riffenc"
e176639b 2298webm_muxer_suggest="libopus_encoder libvorbis_encoder libvpx_vp8_encoder libvpx_vp9_encoder"
255d9c57
DB
2299wtv_demuxer_select="riffdec"
2300xmv_demuxer_select="riffdec"
2301xwma_demuxer_select="riffdec"
4e622dea
SS
2302
2303# indevs / outdevs
38e54a75 2304alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2305alsa_outdev_deps="alsa_asoundlib_h"
4f979418 2306avfoundation_indev_deps="AVFoundation_AVFoundation_h"
38e54a75 2307bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2308dv1394_indev_deps="dv1394"
2309dv1394_indev_select="dv_demuxer"
c6f95144 2310fbdev_indev_deps="linux_fb_h"
a3fc62e8 2311jack_indev_deps="jack_jack_h pthreads"
e417d80d 2312libcdio_indev_deps="libcdio"
38e54a75 2313libdc1394_indev_deps="libdc1394"
38e54a75
SS
2314oss_indev_deps_any="soundcard_h sys_soundcard_h"
2315oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2316pulse_indev_deps="libpulse"
15d59d2c
B
2317sndio_indev_deps="sndio_h"
2318sndio_outdev_deps="sndio_h"
38e54a75 2319v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2320vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2321vfwcap_indev_extralibs="-lavicap32"
a6674d2e
LB
2322x11grab_indev_deps="x11grab"
2323x11grab_xcb_indev_deps="libxcb"
30fd06be 2324
912f3148 2325# protocols
acd554c1 2326ffrtmpcrypt_protocol_deps="!librtmp_protocol"
63ce9fd2 2327ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
acd554c1 2328ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2329ffrtmphttp_protocol_deps="!librtmp_protocol"
2330ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2331gopher_protocol_select="network"
279a0c97 2332http_protocol_select="tcp_protocol"
7caf48e0 2333httpproxy_protocol_select="tcp_protocol"
183baead 2334https_protocol_select="tls_protocol"
eb9244f2 2335icecast_protocol_select="http_protocol"
c3b57d6e
DB
2336librtmp_protocol_deps="librtmp"
2337librtmpe_protocol_deps="librtmp"
2338librtmps_protocol_deps="librtmp"
2339librtmpt_protocol_deps="librtmp"
2340librtmpte_protocol_deps="librtmp"
c60a2d70 2341mmsh_protocol_select="http_protocol"
998c1ee1 2342mmst_protocol_select="network"
c3b57d6e 2343rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2344rtmp_protocol_select="tcp_protocol"
acd554c1 2345rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2346rtmps_protocol_deps="!librtmp_protocol"
2347rtmps_protocol_select="tls_protocol"
775c4d36 2348rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2349rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2350rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2351rtp_protocol_select="udp_protocol"
998c1ee1
DB
2352sctp_protocol_deps="struct_sctp_event_subscribe"
2353sctp_protocol_select="network"
0eecafc9 2354srtp_protocol_select="rtp_protocol"
998c1ee1 2355tcp_protocol_select="network"
d8ffb205 2356tls_gnutls_protocol_deps="gnutls"
876d441f 2357tls_gnutls_protocol_select="tcp_protocol"
d8ffb205 2358tls_openssl_protocol_deps="openssl !tls_gnutls_protocol"
876d441f 2359tls_openssl_protocol_select="tcp_protocol"
8e7bea6d 2360tls_protocol_select_any="tls_gnutls_protocol tls_openssl_protocol"
998c1ee1 2361udp_protocol_select="network"
60538758
LB
2362unix_protocol_deps="sys_un_h"
2363unix_protocol_select="network"
c08fb000 2364
6ebf0bfc 2365# filters
13fabd7a 2366blackframe_filter_deps="gpl"
ce6b6ef6 2367boxblur_filter_deps="gpl"
1c0210c7 2368bs2b_filter_deps="libbs2b"
68b79bfc 2369cropdetect_filter_deps="gpl"
b157be1f 2370delogo_filter_deps="gpl"
a5b64584 2371drawtext_filter_deps="libfreetype"
61b323ce 2372frei0r_filter_deps="frei0r dlopen"
cfec77aa 2373frei0r_filter_extralibs='$ldl'
61b323ce 2374frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2375frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2376hqdn3d_filter_deps="gpl"
3fce1367 2377interlace_filter_deps="gpl"
cf69ad35 2378ocv_filter_deps="libopencv"
7caf48e0 2379resample_filter_deps="avresample"
2f296e39 2380scale_filter_deps="swscale"
6ebf0bfc 2381
ab81f24a 2382# examples
b339182e 2383avcodec_example_deps="avcodec avutil"
e7dfaf16 2384filter_audio_example_deps="avfilter avutil"
b339182e 2385metadata_example_deps="avformat avutil"
ab81f24a 2386output_example_deps="avcodec avformat avutil swscale"
990e4a66 2387qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
10421bcf 2388transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2389
44951174 2390# libraries, in linking order
d89f2fa9 2391avcodec_deps="avutil"
44951174 2392avdevice_deps="avformat avcodec avutil"
d89f2fa9 2393avfilter_deps="avutil"
44951174 2394avformat_deps="avcodec avutil"
d89f2fa9
DB
2395avresample_deps="avutil"
2396swscale_deps="avutil"
f7679c54 2397
912f3148 2398# programs
54fd593a 2399avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2400avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2401 fps_filter null_filter resample_filter scale_filter
bce70f81 2402 setpts_filter trim_filter"
d173ede1 2403avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2404avplay_libs='$sdl_libs'
e2d50fc2 2405avplay_select="rdft transpose_filter hflip_filter vflip_filter"
9e12f0bf 2406avprobe_deps="avcodec avformat"
a2830dca 2407
4da3f410 2408# documentation
92f0abb2 2409pod2man_deps="doc"
4da3f410
DB
2410texi2html_deps="doc"
2411
de6d9b64 2412# default parameters
8a608357 2413
19bd477d 2414logfile="config.log"
8a608357
MR
2415
2416# installation paths
c9d19248
MR
2417prefix_default="/usr/local"
2418bindir_default='${prefix}/bin'
6291d7e4 2419datadir_default='${prefix}/share/avconv'
f4ca970d 2420docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2421incdir_default='${prefix}/include'
2422libdir_default='${prefix}/lib'
2423mandir_default='${prefix}/share/man'
2424shlibdir_default="$libdir_default"
8a608357
MR
2425
2426# toolchain
121d78d0 2427ar_default="ar"
13c7df3d 2428cc_default="gcc"
9da6609f 2429host_cc_default="gcc"
4ebc6a74 2430cp_f="cp -f"
b58b00ae 2431ln_s="ln -s -f"
2a8a860a 2432nm_default="nm -g"
11e6d03a 2433objformat="elf"
3f8040db 2434pkg_config_default=pkg-config
be7109c1 2435ranlib="ranlib"
e52567c2 2436strip="strip"
11e6d03a 2437yasmexe="yasm"
8a608357
MR
2438
2439# machine
8d4c00ed 2440arch_default=$(uname -m)
38d0a8aa 2441cpu="generic"
d45ebd48 2442intrinsics="none"
8a608357 2443
8a608357 2444# OS
8d4c00ed
MR
2445target_os_default=$(tolower $(uname -s))
2446host_os=$target_os_default
8a608357 2447
8a608357 2448# configurable options
ab81f24a 2449enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2450
3e0b1c9a
DB
2451enable asm
2452enable debug
2453enable doc
1274ea8d 2454enable faan faandct faanidct
8400d6b8 2455enable optimizations
8cfbbd92 2456enable safe_bitstream_reader
530dc538 2457enable static
a9ddb5b1 2458enable swscale_alpha
eaa2d123 2459enable valgrind_backtrace
8a608357 2460
2e2ec667 2461# By default, enable only those hwaccels that have no external dependencies.
d8039ef8 2462enable d3d11va dxva2 vda vdpau
2e2ec667 2463
8a608357 2464# build settings
9987769a 2465SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2466LIBPREF="lib"
2467LIBSUF=".a"
c5f14466
RP
2468FULLNAME='$(NAME)$(BUILDSUF)'
2469LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2470SLIBPREF="lib"
2471SLIBSUF=".so"
c5f14466 2472SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2473SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2474SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2475LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2476SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2477SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2478
68485d1f
MR
2479asflags_filter=echo
2480cflags_filter=echo
64933b6c
MR
2481ldflags_filter=echo
2482
23565c26 2483AS_C='-c'
bc877faf 2484AS_O='-o $@'
23565c26 2485CC_C='-c'
18031c49 2486CC_E='-E -o $@'
7e6c86e6 2487CC_O='-o $@'
9f57f134
LB
2488OBJCC_C='-c'
2489OBJCC_E='-E -o $@'
2490OBJCC_O='-o $@'
a758c5e2 2491LD_O='-o $@'
8db73c61
MR
2492LD_LIB='-l%'
2493LD_PATH='-L'
23565c26 2494HOSTCC_C='-c'
27565164 2495HOSTCC_E='-E -o $@'
a758c5e2 2496HOSTCC_O='-o $@'
095792f2 2497HOSTLD_O='-o $@'
7e6c86e6 2498
9da6609f 2499host_libs='-lm'
6c3fa06a
MR
2500host_cflags_filter=echo
2501host_ldflags_filter=echo
9da6609f 2502
9b861379 2503target_path='$(CURDIR)'
a7ada2ba 2504
a158446b
MR
2505# since the object filename is not given with the -MM flag, the compiler
2506# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2507DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2508DEPFLAGS='-MM'
315c741d 2509
c597172e 2510# find source path
24524f36 2511if test -f configure; then
f038cf3c 2512 source_path=.
c597172e 2513else
8477f2de 2514 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2515 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2516 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2517 test -e "$source_path/config.h" &&
2518 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2519fi
2520
13cbe2c0 2521for v in "$@"; do
b04251c5
MR
2522 r=${v#*=}
2523 l=${v%"$r"}
2524 r=$(sh_quote "$r")
29ba0911 2525 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2526done
c597172e 2527
73ef8980
MR
2528find_things(){
2529 thing=$1
2530 pattern=$2
2531 file=$source_path/$3
932ccf39 2532 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2533}
2534
2535ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2536DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2537HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2538PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2539BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2540MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2541DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2542OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2543INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2544PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2545FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2546
54e75be4
DB
2547ALL_COMPONENTS="
2548 $BSF_LIST
2549 $DECODER_LIST
2550 $DEMUXER_LIST
2551 $ENCODER_LIST
2552 $FILTER_LIST
2553 $HWACCEL_LIST
2554 $INDEV_LIST
2555 $MUXER_LIST
2556 $OUTDEV_LIST
2557 $PARSER_LIST
2558 $PROTOCOL_LIST
2559"
2560
206a070d 2561enable $ARCH_EXT_LIST
c597172e
MR
2562
2563die_unknown(){
2564 echo "Unknown option \"$1\"."
2565 echo "See $0 --help for available options."
2566 exit 1
2567}
2568
7432e872 2569print_3_columns() {
bf12a81c 2570 printf "%-25s %-25s %-25s\n" $(cat | tr ' ' '\n' | sort)
7432e872
DB
2571}
2572
794f8e97 2573show_list() {
bf0c4afa
RP
2574 suffix=_$1
2575 shift
7432e872 2576 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2577 exit 0
2578}
2579
154caa67
MR
2580rand_list(){
2581 IFS=', '
2582 set -- $*
2583 unset IFS
2584 for thing; do
2585 comp=${thing%:*}
2586 prob=${thing#$comp}
2587 prob=${prob#:}
2588 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2589 echo "prob ${prob:-0.5}"
2590 printf '%s\n' $comp
2591 done
2592}
2593
2594do_random(){
2595 action=$1
2596 shift
2597 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2598 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2599}
2600
c597172e 2601for opt do
7483e694
DB
2602 optval="${opt#*=}"
2603 case "$opt" in
ea061af1
DB
2604 --extra-ldflags=*)
2605 add_ldflags $optval
7e9e7cc2 2606 ;;
bb0babd7
LB
2607 --extra-ldexeflags=*)
2608 add_ldexeflags $optval
2609 ;;
ea061af1
DB
2610 --extra-libs=*)
2611 add_extralibs $optval
7e9e7cc2 2612 ;;
ea061af1
DB
2613 --disable-devices)
2614 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2615 ;;
ea061af1
DB
2616 --enable-debug=*)
2617 debuglevel="$optval"
7e9e7cc2
MR
2618 ;;
2619 --disable-programs)
2620 disable $PROGRAM_LIST
2621 ;;
2622 --disable-everything)
8e7bea6d 2623 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
7e9e7cc2 2624 ;;
844c6852 2625 --disable-all)
8e7bea6d 2626 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
844c6852
DB
2627 disable $LIBRARY_LIST $PROGRAM_LIST doc
2628 ;;
7e9e7cc2
MR
2629 --enable-random|--disable-random)
2630 action=${opt%%-random}
2631 do_random ${action#--} $COMPONENT_LIST
2632 ;;
2633 --enable-random=*|--disable-random=*)
2634 action=${opt%%-random=*}
2635 do_random ${action#--} $optval
2636 ;;
2637 --enable-*=*|--disable-*=*)
2638 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2639 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2640 eval list=\$$(toupper $thing)_LIST
2641 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
8e7bea6d 2642 test $action = enable && action="request"
7e9e7cc2
MR
2643 $action $(filter "$name" $list)
2644 ;;
894682a9
AK
2645 --enable-avserver|--disable-avserver*)
2646 warn "avserver has been removed, the ${opt} option is only"\
2647 "provided for compatibility and will be removed in the future"
2648 ;;
7e9e7cc2
MR
2649 --enable-?*|--disable-?*)
2650 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2651 if is_in $option $COMPONENT_LIST; then
7e9e7cc2
MR
2652 eval $action \$$(toupper ${option%s})_LIST
2653 elif is_in $option $CMDLINE_SELECT; then
2654 $action $option
2655 else
2656 die_unknown $opt
2657 fi
2658 ;;
2659 --list-*)
2660 NAME="${opt#--list-}"
2661 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2662 NAME=${NAME%s}
2663 eval show_list $NAME \$$(toupper $NAME)_LIST
2664 ;;
2665 --help|-h) show_help
2666 ;;
2667 *)
2668 optname="${opt%%=*}"
2669 optname="${optname#--}"
2670 optname=$(echo "$optname" | sed 's/-/_/g')
2671 if is_in $optname $CMDLINE_SET; then
2672 eval $optname='$optval'
2673 elif is_in $optname $CMDLINE_APPEND; then
2674 append $optname "$optval"
2675 else
2676 die_unknown $opt
2677 fi
2678 ;;
7483e694 2679 esac
c597172e 2680done
604abd02 2681
76eb0950 2682for e in $env; do
604abd02
LB
2683 eval "export $e"
2684done
c597172e 2685
bcea99bb
MR
2686disabled logging && logfile=/dev/null
2687
d7a5a178
LB
2688# Disable all the library-specific components if the library itself
2689# is disabled, see AVCODEC_LIST and following _LIST variables.
2690
2691disable_components(){
8e7bea6d 2692 disabled ${1} && disable_weak $(
d7a5a178
LB
2693 eval components="\$$(toupper ${1})_COMPONENTS"
2694 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
2695 )
2696}
2697
2698map 'disable_components $v' $LIBRARY_LIST
2699
8e7bea6d
LB
2700# Mark components that had not been enabled/disabled explicitly
2701# as enabled
2702
2703for n in $COMPONENT_LIST; do
2704 v=$(toupper ${n%s})_LIST
2705 eval enable_weak \$$v
2706 eval ${n}_if_any="\$$v"
2707done
2708
2709# Make so that disabled libraries are enabled if a component
2710# of them is requested
2711
2712for n in $LIBRARY_LIST; do
2713 v=$(toupper ${n})_COMPONENTS
2714 eval ${n}_if_any="\$$v"
2715done
2716
29ba0911 2717echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2718set >> $logfile
2719
aeeb782c 2720case "$toolchain" in
0fbb62a8
LB
2721 clang-asan)
2722 cc_default="clang"
19f251a2
LB
2723 add_cflags -fsanitize=address
2724 add_ldflags -fsanitize=address
0fbb62a8
LB
2725 ;;
2726 clang-tsan)
2727 cc_default="clang"
19f251a2
LB
2728 add_cflags -fsanitize=thread -pie
2729 add_ldflags -fsanitize=thread -pie
0fbb62a8 2730 ;;
d6a27f88
LB
2731 clang-usan)
2732 cc_default="clang"
4d25c2bc 2733 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2734 add_ldflags -fsanitize=undefined
2735 ;;
0ba49d28
LB
2736 gcc-asan)
2737 cc_default="gcc"
2738 add_cflags -fsanitize=address
2739 add_ldflags -fsanitize=address
2740 ;;
2741 gcc-tsan)
2742 cc_default="gcc"
2743 add_cflags -fsanitize=thread -pie -fPIC
2744 add_ldflags -fsanitize=thread -pie -fPIC
2745 ;;
d6a27f88
LB
2746 gcc-usan)
2747 cc_default="gcc"
2748 add_cflags -fsanitize=undefined
2749 add_ldflags -fsanitize=undefined
2750 ;;
edfe609f
LB
2751 valgrind-massif)
2752 target_exec_default="valgrind"
2753 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2754 ;;
b1ee8eec
RT
2755 valgrind-memcheck)
2756 target_exec_default="valgrind"
2757 target_exec_args="--track-origins=yes --leak-check=full"
2758 ;;
aeeb782c 2759 msvc)
16381923
MS
2760 # Check whether the current MSVC version needs the C99 converter.
2761 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2762 # support enough of C99 to build libav. Default to the new
16381923
MS
2763 # behaviour if the regexp was unable to match anything, since this
2764 # successfully parses the version number of existing supported
2765 # versions that require the converter (MSVC 2010 and 2012).
2766 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2767 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2768 cc_default="cl"
16381923
MS
2769 else
2770 cc_default="c99wrap cl"
2771 fi
c9edbe4a 2772 ld_default="$source_path/compat/windows/mslink"
aeeb782c 2773 nm_default="dumpbin -symbols"
ac3a9b51 2774 ar_default="lib"
2192ff84
MS
2775 case "$arch" in
2776 arm*)
2777 as_default="armasm"
2778 ;;
2779 esac
53e8cd68 2780 target_os_default="win32"
ea9f7173
MS
2781 # Use a relative path for TMPDIR. This makes sure all the
2782 # ffconf temp files are written with a relative path, avoiding
2783 # issues with msys/win32 path conversion for MSVC parameters
2784 # such as -Fo<file> or -out:<file>.
2785 TMPDIR=.
aeeb782c 2786 ;;
322e4194 2787 icl)
ea9f7173
MS
2788 cc_default="icl"
2789 ld_default="xilink"
322e4194
AS
2790 nm_default="dumpbin -symbols"
2791 ar_default="xilib"
2792 target_os_default="win32"
ea9f7173 2793 TMPDIR=.
322e4194 2794 ;;
a862c7d3
RT
2795 gcov)
2796 add_cflags -fprofile-arcs -ftest-coverage
2797 add_ldflags -fprofile-arcs -ftest-coverage
2798 ;;
e7891305 2799 hardened)
2d589273
DB
2800 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
2801 add_cflags -fno-strict-overflow -fstack-protector-all
2802 add_ldflags -Wl,-z,relro -Wl,-z,now
e7891305 2803 ;;
aeeb782c
MR
2804 ?*)
2805 die "Unknown toolchain $toolchain"
2806 ;;
2807esac
2808
faab8f9f
JG
2809test -n "$cross_prefix" && enable cross_compile
2810
2811if enabled cross_compile; then
2812 test -n "$arch" && test -n "$target_os" ||
2813 die "Must specify target arch and OS when cross-compiling"
2814fi
2815
82b6e451
LB
2816ar_default="${cross_prefix}${ar_default}"
2817cc_default="${cross_prefix}${cc_default}"
9f57f134 2818occ_default="${cross_prefix}${occ_default}"
82b6e451
LB
2819nm_default="${cross_prefix}${nm_default}"
2820pkg_config_default="${cross_prefix}${pkg_config_default}"
2821ranlib="${cross_prefix}${ranlib}"
2822strip="${cross_prefix}${strip}"
2823
2824sysinclude_default="${sysroot}/usr/include"
2825
b1ee8eec 2826set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2827enabled cross_compile || host_cc_default=$cc
2828set_default host_cc
13c7df3d 2829
762f95e4
MR
2830if ! $pkg_config --version >/dev/null 2>&1; then
2831 warn "$pkg_config not found, library detection may fail."
2832 pkg_config=false
2833fi
2834
82bb3329
MR
2835exesuf() {
2836 case $1 in
a38a4f44 2837 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2838 esac
2839}
2840
2841EXESUF=$(exesuf $target_os)
2842HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2843
e4e69e0b 2844# set temporary file name
a49d42c2 2845: ${TMPDIR:=$TEMPDIR}
c51fafa1 2846: ${TMPDIR:=$TMP}
a49d42c2 2847: ${TMPDIR:=/tmp}
e4e69e0b 2848
a210bce2 2849if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2850 # simple replacement for missing mktemp
2851 # NOT SAFE FOR GENERAL USE
2852 mktemp(){
09a5c245 2853 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2854 }
2855fi
2856
2857tmpfile(){
2858 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2859 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2860 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2861 append TMPFILES $tmp
2862 eval $1=$tmp
2863}
2864
2865trap 'rm -f -- $TMPFILES' EXIT
54460a83 2866
55127e7b 2867tmpfile TMPASM .asm
3e0b1c9a
DB
2868tmpfile TMPC .c
2869tmpfile TMPE $EXESUF
2870tmpfile TMPH .h
2871tmpfile TMPO .o
2872tmpfile TMPS .S
2873tmpfile TMPSH .sh
2874tmpfile TMPV .ver
54460a83
MR
2875
2876unset -f mktemp
e4e69e0b 2877
fb3c4ffc
MR
2878chmod +x $TMPE
2879
993f2d0f
MR
2880# make sure we can execute files in $TMPDIR
2881cat > $TMPSH 2>> $logfile <<EOF
2882#! /bin/sh
2883EOF
2884chmod +x $TMPSH >> $logfile 2>&1
2885if ! $TMPSH >> $logfile 2>&1; then
2886 cat <<EOF
2887Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2888variable to another directory and make sure that it is not mounted noexec.
2889EOF
2890 die "Sanity test failed."
2891fi
993f2d0f 2892
08b94f16
MS
2893armasm_flags(){
2894 for flag; do
2895 case $flag in
2896 # Filter out MSVC cl.exe options from cflags that shouldn't
2897 # be passed to gas-preprocessor
2898 -M[TD]*) ;;
2899 *) echo $flag ;;
2900 esac
2901 done
2902}
2903
457cc333
MR
2904ccc_flags(){
2905 for flag; do
2906 case $flag in
2907 -std=c99) echo -c99 ;;
2908 -mcpu=*) echo -arch ${flag#*=} ;;
2909 -mieee) echo -ieee ;;
2910 -O*|-fast) echo $flag ;;
2911 -fno-math-errno) echo -assume nomath_errno ;;
2912 -g) echo -g3 ;;
2913 -Wall) echo -msg_enable level2 ;;
2914 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2915 -Wl,*) echo $flag ;;
2916 -f*|-W*) ;;
2917 *) echo $flag ;;
2918 esac
2919 done
2920}
2921
e5d45e02
LB
2922cparser_flags(){
2923 for flag; do
2924 case $flag in
2925 -Wno-switch) echo -Wno-switch-enum ;;
2926 -Wno-format-zero-length) ;;
2927 -Wdisabled-optimization) ;;
2928 -Wno-pointer-sign) echo -Wno-other ;;
2929 *) echo $flag ;;
2930 esac
2931 done
2932}
2933
14fb9d3d 2934msvc_common_flags(){
dfa559bc
RB
2935 for flag; do
2936 case $flag in
14fb9d3d
AS
2937 # In addition to specifying certain flags under the compiler
2938 # specific filters, they must be specified here as well or else the
2939 # generic catch all at the bottom will print the original flag.
2940 -Wall) ;;
2941 -std=c99) ;;
2942 # Common flags
9f4a16c5 2943 -fomit-frame-pointer) ;;
dfa559bc 2944 -g) echo -Z7 ;;
dfa559bc
RB
2945 -fno-math-errno) ;;
2946 -fno-common) ;;
2947 -fno-signed-zeros) ;;
50640977 2948 -fPIC) ;;
9f30fb5a
MS
2949 -mthumb) ;;
2950 -march=*) ;;
dfa559bc 2951 -lz) echo zlib.lib ;;
bd680c7b
DB
2952 -lavifil32) echo vfw32.lib ;;
2953 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc 2954 -l*) echo ${flag#-l}.lib ;;
f4d4e66a 2955 -L*) echo -libpath:${flag#-L} ;;
dfa559bc
RB
2956 *) echo $flag ;;
2957 esac
2958 done
2959}
2960
14fb9d3d
AS
2961msvc_flags(){
2962 msvc_common_flags "$@"
2963 for flag; do
2964 case $flag in
ace87c19 2965 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2966 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2967 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
91894f27 2968 -wd4273 -wd4554 -wd4701 ;;
14fb9d3d
AS
2969 esac
2970 done
2971}
2972
2973icl_flags(){
2974 msvc_common_flags "$@"
2975 for flag; do
2976 case $flag in
2977 # Despite what Intel's documentation says -Wall, which is supported
2978 # on Windows, does enable remarks so disable them here.
2979 -Wall) echo $flag -Qdiag-disable:remark ;;
2980 -std=c99) echo -Qstd=c99 ;;
2981 esac
2982 done
2983}
2984
d0c6d424
MR
2985pgi_flags(){
2986 for flag; do
2987 case $flag in
643933f5 2988 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2989 -fomit-frame-pointer) echo -Mnoframe ;;
2990 -g) echo -gopt ;;
2991 *) echo $flag ;;
2992 esac
2993 done
2994}
2995
2996suncc_flags(){
2997 for flag; do
2998 case $flag in
2999 -march=*|-mcpu=*)
3000 case "${flag#*=}" in
3001 native) echo -xtarget=native ;;
3002 v9|niagara) echo -xarch=sparc ;;
3003 ultrasparc) echo -xarch=sparcvis ;;
3004 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
3005 i586|pentium) echo -xchip=pentium ;;
3006 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
3007 pentium3*|c3-2) echo -xtarget=pentium3 ;;
3008 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
3009 pentium4*) echo -xtarget=pentium4 ;;
3010 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
3011 *-sse3) echo -xarch=sse3 ;;
3012 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
3013 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
3014 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 3015 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 3016 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 3017 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
3018 echo -xarch=sse2a ;;
3019 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
3020 esac
3021 ;;
3022 -std=c99) echo -xc99 ;;
3023 -fomit-frame-pointer) echo -xregs=frameptr ;;
3024 -fPIC) echo -KPIC -xcode=pic32 ;;
3025 -W*,*) echo $flag ;;
5e753ed5
SM
3026 -f*-*|-W*|-mimpure-text) ;;
3027 -shared) echo -G ;;
d0c6d424
MR
3028 *) echo $flag ;;
3029 esac
3030 done
3031}
3032
3033tms470_flags(){
3034 for flag; do
3035 case $flag in
3036 -march=*|-mcpu=*)
3037 case "${flag#*=}" in
3038 armv7-a|cortex-a*) echo -mv=7a8 ;;
3039 armv7-r|cortex-r*) echo -mv=7r4 ;;
3040 armv7-m|cortex-m*) echo -mv=7m3 ;;
3041 armv6*|arm11*) echo -mv=6 ;;
3042 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
3043 echo -mv=5e ;;
3044 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
3045 esac
3046 ;;
3047 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
3048 -mfpu=vfp) echo --float_support=vfpv2 ;;
3049 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 3050 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
3051 -msoft-float) echo --float_support=vfplib ;;
3052 -O[0-3]|-mf=*) echo $flag ;;
3053 -g) echo -g -mn ;;
3054 -pds=*) echo $flag ;;
ad93dccb
MR
3055 -D*|-I*) echo $flag ;;
3056 --gcc|--abi=*) echo $flag ;;
3057 -me) echo $flag ;;
d0c6d424
MR
3058 esac
3059 done
3060}
3061
a758c5e2
MR
3062probe_cc(){
3063 pfx=$1
3064 _cc=$2
3065
8db73c61
MR
3066 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
3067 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 3068 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
3069 _flags_filter=echo
3070
3071 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
3072 _type=llvm_gcc
b197f783
S
3073 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
3074 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
a758c5e2
MR
3075 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3076 _cflags_speed='-O3'
3077 _cflags_size='-Os'
3078 elif $_cc -v 2>&1 | grep -qi ^gcc; then
3079 _type=gcc
3080 gcc_version=$($_cc --version | head -n1)
3081 gcc_basever=$($_cc -dumpversion)
3082 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
3083 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
3084 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
3085 if ! $_cc -dumpversion | grep -q '^2\.'; then
3086 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3087 fi
3088 _cflags_speed='-O3'
3089 _cflags_size='-Os'
b2d688ea 3090 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
3091 _type=icc
3092 _ident=$($_cc --version | head -n1)
3093 _depflags='-MMD'
3094 _cflags_speed='-O3'
3095 _cflags_size='-Os'
3096 _cflags_noopt='-O1'
3097 elif $_cc -v 2>&1 | grep -q xlc; then
3098 _type=xlc
3099 _ident=$($_cc -qversion 2>/dev/null | head -n1)
3100 _cflags_speed='-O5'
3101 _cflags_size='-O5 -qcompact'
3102 elif $_cc -V 2>/dev/null | grep -q Compaq; then
3103 _type=ccc
3104 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
3105 _DEPFLAGS='-M'
a758c5e2
MR
3106 _cflags_speed='-fast'
3107 _cflags_size='-O1'
457cc333 3108 _flags_filter=ccc_flags
4936ef64 3109 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
3110 test -d "$sysroot" || die "No valid sysroot specified."
3111 _type=armcc
ed6d9ce9 3112 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
a758c5e2
MR
3113 armcc_conf="$PWD/armcc.conf"
3114 $_cc --arm_linux_configure \
3115 --arm_linux_config_file="$armcc_conf" \
3116 --configure_sysroot="$sysroot" \
3117 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
3118 die "Error creating armcc configuration file."
3119 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
3120 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
3121 as_default="${cross_prefix}gcc"
3122 _depflags='-MMD'
3123 _cflags_speed='-O3'
3124 _cflags_size='-Os'
0122118e 3125 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
3126 _type=tms470
3127 _ident=$($_cc -version | head -n1 | tr -s ' ')
3128 _flags='--gcc --abi=eabi -me'
18031c49 3129 _cc_e='-ppl -fe=$@'
a758c5e2 3130 _cc_o='-fe=$@'
a758c5e2
MR
3131 _depflags='-ppa -ppd=$(@:.o=.d)'
3132 _cflags_speed='-O3 -mf=5'
3133 _cflags_size='-O3 -mf=2'
3134 _flags_filter=tms470_flags
3135 elif $_cc -v 2>&1 | grep -q clang; then
3136 _type=clang
b197f783 3137 _ident=$($_cc --version 2>/dev/null | head -n1)
9e057f53 3138 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
3139 _cflags_speed='-O3'
3140 _cflags_size='-Os'
3141 elif $_cc -V 2>&1 | grep -q Sun; then
3142 _type=suncc
3143 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
3144 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 3145 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
3146 _ldflags='-std=c99'
3147 _cflags_speed='-O5'
3148 _cflags_size='-O5 -xspace'
3149 _flags_filter=suncc_flags
3150 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
3151 _type=pathscale
3152 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3153 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3154 _cflags_speed='-O2'
3155 _cflags_size='-Os'
3156 _flags_filter='filter_out -Wdisabled-optimization'
3157 elif $_cc -v 2>&1 | grep -q Open64; then
3158 _type=open64
3159 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3160 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3161 _cflags_speed='-O2'
3162 _cflags_size='-Os'
3163 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
3164 elif $_cc -V 2>&1 | grep -q Portland; then
3165 _type=pgi
3166 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 3167 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
3168 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
3169 _cflags_size="-O2 -Munroll=c:1 $opt_common"
3170 _cflags_noopt="-O1"
3171 _flags_filter=pgi_flags
f4312352
MS
3172 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
3173 _type=armasm
3174 _ident=$($_cc | head -n1)
3175 # 4509: "This form of conditional instruction is deprecated"
3176 _flags="-nologo -ignore 4509"
08b94f16 3177 _flags_filter=armasm_flags
a54e720e 3178 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
dfa559bc 3179 _type=msvc
863ee068 3180 _ident=$($_cc 2>&1 | head -n1)
dfa559bc
RB
3181 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
3182 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
3183 _cflags_speed="-O2"
3184 _cflags_size="-O1"
a54e720e 3185 if $_cc -nologo- 2>&1 | grep -q Linker; then
ea9f7173 3186 _ld_o='-out:$@'
dfa559bc
RB
3187 else
3188 _ld_o='-Fe$@'
3189 fi
ea9f7173
MS
3190 _cc_o='-Fo$@'
3191 _cc_e='-P -Fi$@'
dfa559bc
RB
3192 _flags_filter=msvc_flags
3193 _ld_lib='lib%.a'
3194 _ld_path='-libpath:'
3195 _flags='-nologo'
567ca142 3196 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS'
322e4194
AS
3197 elif $_cc 2>&1 | grep -q Intel; then
3198 _type=icl
863ee068 3199 _ident=$($_cc 2>&1 | head -n1)
322e4194 3200 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
3201 # Not only is O3 broken on 13.x+ but it is slower on all previous
3202 # versions (tested) as well.
322e4194
AS
3203 _cflags_speed="-O2"
3204 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 3205 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 3206 _ld_o='-out:$@'
322e4194
AS
3207 else
3208 _ld_o='-Fe$@'
3209 fi
ea9f7173 3210 _cc_o='-Fo$@'
322e4194 3211 _cc_e='-P'
14fb9d3d 3212 _flags_filter=icl_flags
322e4194
AS
3213 _ld_lib='lib%.a'
3214 _ld_path='-libpath:'
ace87c19 3215 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 3216 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
3217 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
3218 # with MSVC which enables it by default.
342b0ba5 3219 _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS'
e5d45e02
LB
3220 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
3221 _type=cparser
3222 _ident=$($_cc --version | head -n1)
3223 _depflags='-MMD'
3224 _cflags_speed='-O4'
3225 _cflags_size='-O2'
3226 _flags_filter=cparser_flags
aef6bd1b 3227 fi
a758c5e2
MR
3228
3229 eval ${pfx}_type=\$_type
3230 eval ${pfx}_ident=\$_ident
3231}
3232
3233set_ccvars(){
23565c26 3234 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 3235 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
3236 eval ${1}_O=\${_cc_o-\${${1}_O}}
3237
3238 if [ -n "$_depflags" ]; then
3239 eval ${1}_DEPFLAGS=\$_depflags
3240 else
3241 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
3242 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
3243 eval DEP${1}FLAGS=\$_flags
3244 fi
3245}
3246
3247probe_cc cc "$cc"
3248cflags_filter=$_flags_filter
3249cflags_speed=$_cflags_speed
3250cflags_size=$_cflags_size
3251cflags_noopt=$_cflags_noopt
3252add_cflags $_flags $_cflags
3253cc_ldflags=$_ldflags
3254set_ccvars CC
3255
3256probe_cc hostcc "$host_cc"
3257host_cflags_filter=$_flags_filter
a758c5e2 3258add_host_cflags $_flags $_cflags
a758c5e2 3259set_ccvars HOSTCC
629687f6 3260
851ffa80
MR
3261test -n "$cc_type" && enable $cc_type ||
3262 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 3263
75bafbac 3264: ${as_default:=$cc}
9f57f134 3265: ${objcc_default:=$cc}
50567afa 3266: ${dep_cc_default:=$cc}
684b28e0 3267: ${ld_default:=$cc}
095792f2 3268: ${host_ld_default:=$host_cc}
9f57f134 3269set_default ar as objcc dep_cc ld host_ld
75800dce 3270
a758c5e2
MR
3271probe_cc as "$as"
3272asflags_filter=$_flags_filter
3273add_asflags $_flags $_cflags
3274set_ccvars AS
3275
9f57f134
LB
3276probe_cc objcc "$objcc"
3277objcflags_filter=$_flags_filter
3278add_objcflags $_flags $_cflags
3279set_ccvars OBJC
3280
a758c5e2
MR
3281probe_cc ld "$ld"
3282ldflags_filter=$_flags_filter
3283add_ldflags $_flags $_ldflags
3284test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 3285LD_O=${_ld_o-$LD_O}
8db73c61
MR
3286LD_LIB=${_ld_lib-$LD_LIB}
3287LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 3288
095792f2
MR
3289probe_cc hostld "$host_ld"
3290