configure: pass extra flags to check_cpp from check_cpp_condition
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
109 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
110 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
111 --enable-memalign-hack emulate memalign, interferes with memory debuggers
112 --enable-beos-netserver enable BeOS netserver
113 --disable-encoder=NAME disable encoder NAME
114 --enable-encoder=NAME enable encoder NAME
115 --disable-encoders disable all encoders
116 --disable-decoder=NAME disable decoder NAME
117 --enable-decoder=NAME enable decoder NAME
118 --disable-decoders disable all decoders
119 --disable-hwaccel=NAME disable hwaccel NAME
120 --enable-hwaccel=NAME enable hwaccel NAME
121 --disable-hwaccels disable all hwaccels
122 --disable-muxer=NAME disable muxer NAME
123 --enable-muxer=NAME enable muxer NAME
124 --disable-muxers disable all muxers
125 --disable-demuxer=NAME disable demuxer NAME
126 --enable-demuxer=NAME enable demuxer NAME
127 --disable-demuxers disable all demuxers
128 --enable-parser=NAME enable parser NAME
129 --disable-parser=NAME disable parser NAME
130 --disable-parsers disable all parsers
131 --enable-bsf=NAME enable bitstream filter NAME
132 --disable-bsf=NAME disable bitstream filter NAME
133 --disable-bsfs disable all bitstream filters
134 --enable-protocol=NAME enable protocol NAME
135 --disable-protocol=NAME disable protocol NAME
136 --disable-protocols disable all protocols
137 --disable-indev=NAME disable input device NAME
138 --disable-outdev=NAME disable output device NAME
139 --disable-indevs disable input devices
140 --disable-outdevs disable output devices
141 --disable-devices disable all devices
142 --enable-filter=NAME enable filter NAME
143 --disable-filter=NAME disable filter NAME
144 --disable-filters disable all filters
145 --list-decoders show all available decoders
146 --list-encoders show all available encoders
147 --list-hwaccels show all available hardware accelerators
148 --list-muxers show all available muxers
149 --list-demuxers show all available demuxers
150 --list-parsers show all available parsers
151 --list-protocols show all available protocols
152 --list-bsfs show all available bitstream filters
153 --list-indevs show all available input devices
154 --list-outdevs show all available output devices
155 --list-filters show all available filters
156
157External library support:
158 --enable-avisynth enable reading of AVISynth script files [no]
159 --enable-bzlib enable bzlib [autodetect]
160 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
161 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
162 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
163 and libraw1394 [no]
164 --enable-libdirac enable Dirac support via libdirac [no]
165 --enable-libfaac enable FAAC support via libfaac [no]
166 --enable-libfaad enable FAAD support via libfaad [no]
167 --enable-libfaadbin open libfaad.so.0 at runtime [no]
168 --enable-libgsm enable GSM support via libgsm [no]
169 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
170 --enable-libnut enable NUT (de)muxing via libnut,
171 native (de)muxer exists [no]
172 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
173 --enable-libschroedinger enable Dirac support via libschroedinger [no]
174 --enable-libspeex enable Speex decoding via libspeex [no]
175 --enable-libtheora enable Theora encoding via libtheora [no]
176 --enable-libvorbis enable Vorbis encoding via libvorbis,
177 native implementation exists [no]
178 --enable-libx264 enable H.264 encoding via x264 [no]
179 --enable-libxvid enable Xvid encoding via xvidcore,
180 native MPEG-4/Xvid encoder exists [no]
181 --enable-mlib enable Sun medialib [no]
182 --enable-zlib enable zlib [autodetect]
183
184Advanced options (experts only):
185 --source-path=PATH path to source code [$source_path]
186 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
187 --enable-cross-compile assume a cross-compiler is used
188 --sysroot=PATH root of cross-build tree
189 --sysinclude=PATH location of cross-build system headers
190 --target-os=OS compiler targets OS [$target_os]
191 --target-exec=CMD command to run executables on target
192 --target-path=DIR path to view of build directory on target
193 --nm=NM use nm tool
194 --as=AS use assembler AS [$as_default]
195 --cc=CC use C compiler CC [$cc_default]
196 --ld=LD use linker LD
197 --host-cc=HOSTCC use host C compiler HOSTCC
198 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
199 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
200 --host-libs=HLIBS use libs HLIBS when linking for host
201 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
202 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
203 --extra-libs=ELIBS add ELIBS [$ELIBS]
204 --extra-version=STRING version string suffix []
205 --build-suffix=SUFFIX library name suffix []
206 --arch=ARCH select architecture [$arch]
207 --cpu=CPU select the minimum required CPU (affects
208 instruction selection, may crash on older CPUs)
209 --enable-powerpc-perf enable performance report on PPC
210 (requires enabling PMC)
211 --disable-altivec disable AltiVec optimizations
212 --disable-amd3dnow disable 3DNow! optimizations
213 --disable-amd3dnowext disable 3DNow! extended optimizations
214 --disable-mmx disable MMX optimizations
215 --disable-mmx2 disable MMX2 optimizations
216 --disable-sse disable SSE optimizations
217 --disable-ssse3 disable SSSE3 optimizations
218 --disable-armv5te disable armv5te optimizations
219 --disable-armv6 disable armv6 optimizations
220 --disable-armv6t2 disable armv6t2 optimizations
221 --disable-armvfp disable ARM VFP optimizations
222 --disable-iwmmxt disable iwmmxt optimizations
223 --disable-mmi disable MMI optimizations
224 --disable-neon disable neon optimizations
225 --disable-vis disable VIS optimizations
226 --disable-yasm disable use of yasm assembler
227 --enable-pic build position-independent code
228
229Developer options (useful when working on FFmpeg itself):
230 --disable-debug disable debugging symbols
231 --enable-debug=LEVEL set the debug level [$debuglevel]
232 --enable-gprof enable profiling with gprof [$gprof]
233 --disable-optimizations disable compiler optimizations
234 --enable-extra-warnings enable more compiler warnings
235 --disable-stripping disable stripping of executables and shared libraries
236
237NOTE: Object files are built at the place where configure is launched.
238EOF
60e8bc13 239 exit 0
74c53c2d 240}
cf9d24ad 241
57bd82d4 242log(){
2270b4b2 243 echo "$@" >> $logfile
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244}
245
720c69da 246log_file(){
c8e9f801 247 log BEGIN $1
2270b4b2 248 pr -n -t $1 >> $logfile
c8e9f801
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249 log END $1
250}
251
2ba042a7 252echolog(){
c8e9f801 253 log "$@"
57bd82d4 254 echo "$@"
2ba042a7
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255}
256
257die(){
258 echolog "$@"
259 cat <<EOF
d326cf7f 260
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261If you think configure made a mistake, make sure you are using the latest
262version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 263ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 264EOF
e155a21a 265 if disabled logging; then
2ba042a7 266 cat <<EOF
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267Rerun configure with logging enabled (do not use --disable-logging), and
268include the log this produces with your report.
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269EOF
270 else
271cat <<EOF
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272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
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274EOF
275 fi
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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282}
283
4a5444db 284tolower(){
6c6007d6 285 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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286}
287
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288c_escape(){
289 echo "$*" | sed 's/["\\]/\\\0/g'
290}
291
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292sh_quote(){
293 v=$(echo "$1" | sed "s/'/'\\\\''/g")
294 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
295 echo "$v"
296}
297
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298filter(){
299 pat=$1
300 shift
301 for v; do
98ef6079 302 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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303 done
304}
305
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306set_all(){
307 value=$1
308 shift
309 for var in $*; do
310 eval $var=$value
311 done
312}
313
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314set_weak(){
315 value=$1
316 shift
317 for var; do
318 eval : \${$var:=$value}
319 done
320}
321
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322pushvar(){
323 for var in $*; do
324 eval level=\${${var}_level:=0}
325 eval ${var}_${level}="\$$var"
326 eval ${var}_level=$(($level+1))
327 done
328}
329
330popvar(){
331 for var in $*; do
332 eval level=\${${var}_level:-0}
333 test $level = 0 && continue
334 eval level=$(($level-1))
335 eval $var="\${${var}_${level}}"
336 eval ${var}_level=$level
337 eval unset ${var}_${level}
338 done
339}
340
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341enable(){
342 set_all yes $*
343}
344
345disable(){
346 set_all no $*
347}
348
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349enable_weak(){
350 set_weak yes $*
351}
352
353disable_weak(){
354 set_weak no $*
355}
356
72702705 357enable_safe(){
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MR
358 for var; do
359 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
360 done
72702705
MR
361}
362
363disable_safe(){
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MR
364 for var; do
365 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
366 done
72702705
MR
367}
368
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369do_enable_deep(){
370 for var; do
371 enabled $var && continue
372 eval sel="\$${var}_select"
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373 eval sgs="\$${var}_suggest"
374 pushvar var sgs
f9d328da 375 enable_deep $sel
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376 popvar sgs
377 enable_deep_weak $sgs
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378 popvar var
379 done
380}
381
382enable_deep(){
383 do_enable_deep $*
384 enable $*
385}
386
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387enable_deep_weak(){
388 do_enable_deep $*
389 enable_weak $*
390}
391
57bd82d4 392enabled(){
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MR
393 test "${1#!}" = "$1" && op== || op=!=
394 eval test "x\$${1#!}" $op "xyes"
44161118
MR
395}
396
37970ebf 397disabled(){
3250003c
MR
398 test "${1#!}" = "$1" && op== || op=!=
399 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
400}
401
44161118
MR
402enabled_all(){
403 for opt; do
404 enabled $opt || return 1
405 done
406}
407
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DB
408disabled_all(){
409 for opt; do
410 disabled $opt || return 1
411 done
412}
413
44161118
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414enabled_any(){
415 for opt; do
416 enabled $opt && return 0
417 done
418}
419
85bca2c5
DB
420disabled_any(){
421 for opt; do
422 disabled $opt && return 0
423 done
f7b230a7 424 return 1
85bca2c5
DB
425}
426
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MR
427set_default(){
428 for opt; do
88268e94 429 eval : \${$opt:=\$${opt}_default}
c9d19248
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430 done
431}
432
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AJ
433is_in(){
434 value=$1
435 shift
436 for var in $*; do
437 [ $var = $value ] && return 0
438 done
439 return 1
440}
441
30fd06be
MR
442check_deps(){
443 for cfg; do
3250003c 444 cfg="${cfg#!}"
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445 enabled ${cfg}_checking && die "Circular dependency for $cfg."
446 disabled ${cfg}_checking && continue
447 enable ${cfg}_checking
448
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449 eval dep_all="\$${cfg}_deps"
450 eval dep_any="\$${cfg}_deps_any"
7ef3425f 451 eval dep_sel="\$${cfg}_select"
c510c7b5 452 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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453 eval dep_ifa="\$${cfg}_if"
454 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 455
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456 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
457 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
458 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 459
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460 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
461 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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462 enabled_all $dep_all || disable $cfg
463 enabled_any $dep_any || disable $cfg
7ef3425f 464 disabled_any $dep_sel && disable $cfg
799c9e9b 465
4ec45764
RP
466 if enabled $cfg; then
467 eval dep_extralibs="\$${cfg}_extralibs"
468 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 469 enable_deep $dep_sel
c510c7b5 470 enable_deep_weak $dep_sgs
4ec45764
RP
471 fi
472
799c9e9b 473 disable ${cfg}_checking
30fd06be
MR
474 done
475}
476
44161118
MR
477print_config(){
478 pfx=$1
479 header=$2
480 makefile=$3
481 shift 3
482 for cfg; do
5e622c40 483 ucname="$(toupper $cfg)"
44161118 484 if enabled $cfg; then
3d907e22 485 echo "#define ${pfx}${ucname} 1" >> $header
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486 echo "${pfx}${ucname}=yes" >> $makefile
487 else
b250f9c6 488 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 489 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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490 fi
491 done
57bd82d4
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492}
493
494flags_saved(){
2270b4b2 495 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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496}
497
dcd479c0 498save_flags(){
57bd82d4 499 flags_saved && return
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500 SAVE_CFLAGS="$CFLAGS"
501 SAVE_LDFLAGS="$LDFLAGS"
502 SAVE_extralibs="$extralibs"
503}
504
505restore_flags(){
f5d28d10 506 flags_saved || return
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507 CFLAGS="$SAVE_CFLAGS"
508 LDFLAGS="$SAVE_LDFLAGS"
509 extralibs="$SAVE_extralibs"
510 unset SAVE_CFLAGS
511 unset SAVE_LDFLAGS
512 unset SAVE_extralibs
513}
514
515temp_cflags(){
516 save_flags
517 CFLAGS="$CFLAGS $*"
518}
519
520temp_ldflags(){
521 save_flags
522 LDFLAGS="$LDFLAGS $*"
523}
524
525temp_extralibs(){
526 save_flags
527 extralibs="$extralibs $*"
528}
529
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530append(){
531 var=$1
532 shift
533 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
534 eval "$var=\"\$$var $*\""
535}
536
50a334e4 537add_cppflags(){
caf458dd 538 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
539}
540
57bd82d4 541add_cflags(){
caf458dd 542 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
543}
544
2f2e6c7c 545add_asflags(){
caf458dd 546 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
547}
548
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549add_ldflags(){
550 append LDFLAGS "$@"
551}
552
553add_extralibs(){
554 append extralibs "$@"
555}
556
b0cfb663 557check_cmd(){
b3cb5d51 558 log "$@"
2270b4b2 559 "$@" >> $logfile 2>&1
b0cfb663
MR
560}
561
dcd479c0 562check_cc(){
57bd82d4 563 log check_cc "$@"
2270b4b2 564 cat > $TMPC
720c69da 565 log_file $TMPC
50a334e4 566 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
567}
568
569check_cpp(){
570 log check_cpp "$@"
2270b4b2 571 cat > $TMPC
720c69da 572 log_file $TMPC
9e7f3277 573 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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574}
575
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576check_as(){
577 log check_as "$@"
578 cat > $TMPC
579 log_file $TMPC
2f2e6c7c 580 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
581}
582
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583check_asm(){
584 log check_asm "$@"
585 name="$1"
586 asm="$2"
587 shift 2
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588 disable $name
589 check_as "$@" <<EOF && enable $name
124c21d7 590void foo(void){ __asm__ volatile($asm); }
940f335a
MR
591EOF
592}
593
304d586d
LM
594check_yasm(){
595 log check_yasm "$@"
596 echo "$1" > $TMPS
597 log_file $TMPS
598 shift 1
599 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
600}
601
dcd479c0 602check_ld(){
57bd82d4 603 log check_ld "$@"
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MR
604 flags=''
605 libs=''
606 for f; do
607 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
608 done
2a194acd 609 check_cc $($filter_cflags $flags) || return
684b28e0 610 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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611}
612
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613check_cppflags(){
614 log check_cppflags "$@"
caf458dd
MR
615 set -- $($filter_cppflags "$@")
616 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
617int x;
618EOF
619}
620
dcd479c0 621check_cflags(){
57bd82d4 622 log check_cflags "$@"
caf458dd
MR
623 set -- $($filter_cflags "$@")
624 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
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625int x;
626EOF
627}
628
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629test_ldflags(){
630 log test_ldflags "$@"
631 check_ld "$@" <<EOF
c23a0ac8 632int main(void){ return 0; }
dcd479c0
MR
633EOF
634}
635
2ed46eea
MR
636check_ldflags(){
637 log check_ldflags "$@"
638 test_ldflags "$@" && add_ldflags "$@"
639}
640
dcd479c0 641check_header(){
57bd82d4 642 log check_header "$@"
dcd479c0
MR
643 header=$1
644 shift
b77df637
MR
645 disable_safe $header
646 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
647#include <$header>
648int x;
649EOF
650}
651
652check_func(){
57bd82d4 653 log check_func "$@"
dcd479c0
MR
654 func=$1
655 shift
d8bc5f06
MR
656 disable $func
657 check_ld "$@" <<EOF && enable $func
dcd479c0 658extern int $func();
c23a0ac8 659int main(void){ $func(); }
dcd479c0
MR
660EOF
661}
662
2446d3d6
DB
663check_func_headers(){
664 log check_func_headers "$@"
f8d7b072
MR
665 headers=$1
666 func=$2
667 shift 2
668 disable $func
669 incs=""
670 for hdr in $headers; do
671 incs="$incs
672#include <$hdr>"
673 done
cd0d9a9d 674 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 675$incs
d6773f56 676int main(int argc, char **argv){
2b2c2a81 677 return (long) $func;
f8d7b072
MR
678}
679EOF
680}
681
a5344cf7
SS
682check_cpp_condition(){
683 log check_cpp_condition "$@"
684 header=$1
685 condition=$2
f855b7b9
MR
686 shift 2
687 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
688#include <$header>
689#if !($condition)
690#error "unsatisfied condition: $condition"
691#endif
692EOF
693}
694
57bd82d4
MR
695check_lib(){
696 log check_lib "$@"
697 header="$1"
698 func="$2"
699 shift 2
fcfcde17
MR
700 temp_extralibs "$@"
701 check_header $header && check_func $func && add_extralibs "$@"
702 err=$?
703 restore_flags
704 return $err
57bd82d4
MR
705}
706
f8d7b072
MR
707check_lib2(){
708 log check_lib2 "$@"
709 headers="$1"
710 func="$2"
711 shift 2
712 temp_extralibs "$@"
2446d3d6 713 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
714 err=$?
715 restore_flags
716 return $err
717}
718
dcd479c0 719check_exec(){
2270b4b2 720 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
721}
722
7dfef245 723check_exec_crash(){
5e622c40 724 code=$(cat)
7dfef245
MR
725
726 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
727 # are safe but may not be available everywhere. Thus we use
728 # raise(SIGTERM) instead. The check is run in a subshell so we
729 # can redirect the "Terminated" message from the shell. SIGBUS
730 # is not defined by standard C so it is used conditionally.
731
2270b4b2 732 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
733#include <signal.h>
734static void sighandler(int sig){
735 raise(SIGTERM);
736}
e5af4a11 737int main(void){
7dfef245
MR
738 signal(SIGILL, sighandler);
739 signal(SIGFPE, sighandler);
740 signal(SIGSEGV, sighandler);
741#ifdef SIGBUS
742 signal(SIGBUS, sighandler);
743#endif
744 { $code }
745}
746EOF
747}
748
72be9e73
DY
749check_type(){
750 log check_type "$@"
751 headers=$1
752 type=$2
753 shift 2
ae550ce9 754 disable_safe "$type"
72be9e73
DY
755 incs=""
756 for hdr in $headers; do
757 incs="$incs
758#include <$hdr>"
759 done
ae550ce9 760 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
761$incs
762$type v;
763EOF
764}
765
57bd82d4
MR
766require(){
767 name="$1"
768 header="$2"
769 func="$3"
770 shift 3
771 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
772}
773
f8d7b072
MR
774require2(){
775 name="$1"
776 headers="$2"
777 func="$3"
778 shift 3
779 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
780}
781
eea50282
MR
782check_foo_config(){
783 cfg=$1
784 pkg=$2
785 header=$3
786 func=$4
787 shift 4
788 disable $cfg
789 check_cmd ${pkg}-config --version
790 err=$?
791 if test "$err" = 0; then
5e622c40
DB
792 temp_cflags $(${pkg}-config --cflags)
793 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
794 check_lib "$@" $header $func && enable $cfg
795 fi
796 return $err
797}
798
f0125de9
MR
799check_host_cc(){
800 log check_host_cc "$@"
801 cat > $TMPC
802 log_file $TMPC
803 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
804}
805
806check_host_cflags(){
807 log check_host_cflags "$@"
808 check_host_cc "$@" <<EOF && append host_cflags "$@"
809int x;
810EOF
811}
812
c505dd31
MR
813apply(){
814 file=$1
815 shift
816 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
817}
818
dcd61286
DB
819# CONFIG_LIST contains configurable options, while HAVE_LIST is for
820# system-dependent things.
821
4a0d6686
AJ
822COMPONENT_LIST="
823 bsfs
824 decoders
825 demuxers
826 encoders
3cde40aa 827 filters
5666fd73 828 hwaccels
c552605c 829 indevs
4a0d6686 830 muxers
c552605c 831 outdevs
4a0d6686
AJ
832 parsers
833 protocols
834"
835
836CONFIG_LIST="
837 $COMPONENT_LIST
e8ed9b7a 838 aandct
f7679c54
VS
839 avfilter
840 avfilter_lavf
c88f5d72
MR
841 avisynth
842 beos_netserver
f402916e 843 bzlib
c73f65d9 844 doc
27a9466b 845 fastdiv
c88f5d72
MR
846 ffmpeg
847 ffplay
848 ffserver
1848f7d9 849 fft
4f034993 850 golomb
c88f5d72 851 gpl
ecfc4f44 852 gprof
d8d0d0b2 853 gray
3abe5fbd 854 hardcoded_tables
c88f5d72 855 ipv6
f7b8bffe 856 libdc1394
690bfceb 857 libdirac
2eed5a46
DB
858 libfaac
859 libfaad
860 libfaadbin
c88f5d72 861 libgsm
6ebe07fb 862 libmp3lame
c88f5d72 863 libnut
0b175caa
DB
864 libopencore_amrnb
865 libopencore_amrwb
9a77d59a 866 libopenjpeg
f7cd9eed 867 libschroedinger
ae14f311 868 libspeex
150d2772 869 libtheora
c88f5d72 870 libvorbis
1cc60c47
DB
871 libx264
872 libxvid
f4d608e3 873 lpc
47a158cb 874 mdct
c88f5d72 875 memalign_hack
a8150374 876 mlib
c88f5d72
MR
877 mpegaudio_hp
878 network
3fe142e2 879 nonfree
8a3c8627 880 pic
4a24ab64 881 postproc
2b4c3615 882 powerpc_perf
68602540 883 rdft
e90f5b5a 884 runtime_cpudetect
2e35e684 885 shared
bd2216e4 886 small
2e35e684 887 static
a9ddb5b1 888 swscale_alpha
17492d5e
DB
889 vaapi
890 vdpau
9cad0e4e 891 version3
56a059ac 892 x11grab
c88f5d72 893 zlib
4a0d6686 894"
c88f5d72 895
8eee7025
DB
896THREADS_LIST='
897 beosthreads
d22e8442 898 os2threads
8eee7025
DB
899 pthreads
900 w32threads
901'
902
3f5b56e5
MR
903ARCH_LIST='
904 alpha
a2fc0f6a 905 arm
fdcd782d
MR
906 avr32
907 avr32_ap
908 avr32_uc
3f5b56e5
MR
909 bfin
910 ia64
911 m68k
912 mips
bae3abb0 913 mips64
3f5b56e5 914 parisc
79cb09b2 915 ppc
34d11b87 916 ppc64
3f5b56e5
MR
917 s390
918 sh4
919 sparc
920 sparc64
921 x86
922 x86_32
923 x86_64
924'
925
926ARCH_EXT_LIST='
1ac9331a 927 altivec
3bf96eec 928 amd3dnow
a1ef9f08 929 amd3dnowext
1ac9331a 930 armv5te
edab3048 931 armv6
ab5cb084 932 armv6t2
f55b299a 933 armvfp
3f5b56e5
MR
934 iwmmxt
935 mmi
936 mmx
d7f0920b 937 mmx2
6b18d278 938 neon
799fde37 939 ppc4xx
1bb04d5a 940 sse
9eeed841 941 ssse3
bd9d34a0 942 vis
3f5b56e5
MR
943'
944
945HAVE_LIST="
946 $ARCH_EXT_LIST
947 $THREADS_LIST
35fd8122 948 alsa_asoundlib_h
3f5b56e5 949 altivec_h
c9fdab0d 950 arpa_inet_h
e7ea5e3d 951 attribute_packed
08a85a59 952 bigendian
6bd859d6 953 bswap
ecf97f22 954 closesocket
1ac9331a 955 cmov
e16e49ac 956 conio_h
c88f5d72 957 dcbzl
f8aa696f
DB
958 dev_bktr_ioctl_bt848_h
959 dev_bktr_ioctl_meteor_h
960 dev_ic_bt8xx_h
961 dev_video_meteor_ioctl_meteor_h
962 dev_video_bktr_ioctl_bt848_h
18b67ae5 963 dlfcn_h
c88f5d72 964 dlopen
bc574408 965 dos_paths
245626d0
DB
966 ebp_available
967 ebx_available
6b7c7703
VS
968 exp2
969 exp2f
c2a29455 970 fast_64bit
669b5583 971 fast_clz
7073e9fc 972 fast_cmov
7b829d2a 973 fast_unaligned
9d99cc5a 974 fork
84882df6 975 getaddrinfo
da9e86f8 976 gethrtime
4e68cb8a 977 GetProcessTimes
66be5b45 978 getrusage
2e1913b1 979 inet_aton
61d251db 980 inline_asm
abfc8d05 981 isatty
9f5ff83f 982 ldbrx
0b4a1821
AS
983 libdc1394_1
984 libdc1394_2
a33cab3a 985 llrint
291fd18a 986 log2
6b7c7703 987 log2f
85dd97ad 988 loongson
a33cab3a 989 lrint
c88f5d72 990 lrintf
e4673692 991 lzo1x_999_compress
f8aa696f
DB
992 machine_ioctl_bt848_h
993 machine_ioctl_meteor_h
c88f5d72
MR
994 malloc_h
995 memalign
6ffa87d3 996 mkstemp
b4e806b2 997 pld
1f91cdce 998 posix_memalign
a33cab3a
MK
999 round
1000 roundf
c88f5d72
MR
1001 sdl
1002 sdl_video_size
b507ebd1 1003 setmode
72be9e73 1004 socklen_t
deb29777 1005 soundcard_h
f8cda19e 1006 poll_h
c0018613 1007 struct_addrinfo
33a4dbdd 1008 struct_sockaddr_storage
b58412f1 1009 sys_mman_h
b091aa44 1010 sys_resource_h
81644c2e 1011 sys_select_h
deb29777 1012 sys_soundcard_h
1b6e8b73 1013 sys_videoio_h
d3a4b4e0 1014 ten_operands
e16e49ac 1015 termios_h
b265431e 1016 threads
7b04b8a0 1017 truncf
ce742de2 1018 vfp_args
7c5bfe7a 1019 VirtualAlloc
6ff3f3e7 1020 winsock2_h
cc078b5d 1021 xform_asm
304d586d 1022 yasm
0cb78cef 1023"
44161118 1024
b6bb00b0
MR
1025# options emitted with CONFIG_ prefix but not available on command line
1026CONFIG_EXTRA="
9cad0e4e
DB
1027 gplv3
1028 lgplv3
b6bb00b0
MR
1029"
1030
520cc7f1 1031CMDLINE_SELECT="
3f5b56e5 1032 $ARCH_EXT_LIST
520cc7f1 1033 $CONFIG_LIST
8eee7025 1034 $THREADS_LIST
db6107b6 1035 cross_compile
520cc7f1
MR
1036 debug
1037 extra_warnings
8c6afa4d 1038 logging
d2bbb2f7 1039 optimizations
87a0fb62 1040 stripping
7595a5e4 1041 yasm
520cc7f1 1042"
426be5dc
DB
1043
1044PATHS_LIST='
d156bede 1045 bindir
14a8acf1 1046 datadir
26759c44
MR
1047 incdir
1048 libdir
26759c44
MR
1049 mandir
1050 prefix
1051 shlibdir
426be5dc
DB
1052'
1053
1054CMDLINE_SET="
1055 $PATHS_LIST
1056 arch
313c46a6 1057 as
426be5dc
DB
1058 build_suffix
1059 cc
1060 cpu
1061 cross_prefix
50567afa 1062 dep_cc
ac63af34 1063 extra_version
9da6609f
MR
1064 host_cc
1065 host_cflags
1066 host_ldflags
1067 host_libs
82bb3329 1068 host_os
684b28e0 1069 ld
426be5dc 1070 logfile
89641463 1071 nm
26759c44 1072 source_path
c5200f17
MR
1073 sysinclude
1074 sysroot
a7ada2ba 1075 target_exec
26759c44 1076 target_os
a7ada2ba 1077 target_path
426be5dc 1078"
520cc7f1 1079
89f2932b
MR
1080CMDLINE_APPEND="
1081 extra_cflags
1082"
1083
912f3148
DB
1084# code dependency declarations
1085
9eeed841 1086# architecture extensions
79cb09b2 1087altivec_deps="ppc"
3bf96eec 1088amd3dnow_deps="mmx"
a1ef9f08 1089amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1090armv5te_deps="arm"
1091armv6_deps="arm"
ab5cb084 1092armv6t2_deps="arm"
a2fc0f6a
MR
1093armvfp_deps="arm"
1094iwmmxt_deps="arm"
e241ba14 1095mmi_deps="mips"
9eeed841 1096mmx_deps="x86"
75aa95a6 1097mmx2_deps="mmx"
a2fc0f6a 1098neon_deps="arm"
799fde37 1099ppc4xx_deps="ppc"
75aa95a6
DB
1100sse_deps="mmx"
1101ssse3_deps="sse"
bd9d34a0 1102vis_deps="sparc"
9eeed841 1103
669b5583
MR
1104fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1105
89e053f8 1106need_memalign="altivec neon sse"
6fec122a 1107inline_asm_deps="!tms470"
89e053f8 1108
5666fd73 1109# decoders / encoders / hardware accelerators
f1e94694 1110aac_decoder_select="fft mdct aac_parser"
84c04e25 1111aac_encoder_select="fft mdct"
5b423887 1112ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1113alac_encoder_select="lpc"
47a158cb 1114atrac3_decoder_select="fft mdct"
4f034993 1115cavs_decoder_select="golomb"
47a158cb 1116cook_decoder_select="fft mdct"
2eef7c62 1117cscd_decoder_suggest="zlib"
47a158cb 1118dca_decoder_select="fft mdct"
e8ed9b7a 1119dnxhd_encoder_select="aandct"
2eef7c62 1120dxa_decoder_select="zlib"
baf91bb9 1121eac3_decoder_select="ac3_decoder"
84c04e25 1122eamad_decoder_select="aandct"
e8ed9b7a 1123eatgq_decoder_select="aandct"
d52b39c7 1124eatqi_decoder_select="aandct"
4f034993
MR
1125ffv1_decoder_select="golomb"
1126flac_decoder_select="golomb"
f4d608e3 1127flac_encoder_select="golomb lpc"
2eef7c62
AJ
1128flashsv_decoder_select="zlib"
1129flashsv_encoder_select="zlib"
4414137e 1130flv_decoder_select="h263_decoder"
4d4b4bd1 1131flv_encoder_select="h263_encoder"
e8ed9b7a 1132h261_encoder_select="aandct"
7f647ae0 1133h263_decoder_select="h263_parser"
e8ed9b7a 1134h263_encoder_select="aandct"
ff418735 1135h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1136h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1137h263i_decoder_select="h263_decoder"
fe629c2d 1138h263p_encoder_select="h263_encoder"
4f034993 1139h264_decoder_select="golomb"
ff418735 1140h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1141h264_vaapi_hwaccel_select="vaapi"
711dae77 1142h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1143h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1144imc_decoder_select="fft mdct"
4f034993
MR
1145jpegls_decoder_select="golomb"
1146jpegls_encoder_select="golomb"
e8ed9b7a 1147ljpeg_encoder_select="aandct"
4f034993 1148loco_decoder_select="golomb"
e8ed9b7a 1149mjpeg_encoder_select="aandct"
2cca233b 1150mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1151mpeg1video_encoder_select="aandct"
1152mpeg2video_encoder_select="aandct"
4414137e 1153mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1154mpeg4_encoder_select="h263_encoder"
711dae77 1155mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1156mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1157mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1158mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1159mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1160mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1161mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1162mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1163mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1164mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1165mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1166mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1167msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1168msmpeg4v1_encoder_select="h263_encoder"
4414137e 1169msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1170msmpeg4v2_encoder_select="h263_encoder"
4414137e 1171msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1172msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1173nellymoser_decoder_select="fft mdct"
1174nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1175png_decoder_select="zlib"
1176png_encoder_select="zlib"
63cae55d 1177qdm2_decoder_select="fft mdct rdft"
a8beb22f 1178rv10_decoder_select="h263_decoder"
b2bf38b4 1179rv10_encoder_select="h263_encoder"
a8beb22f 1180rv20_decoder_select="h263_decoder"
b2bf38b4 1181rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1182rv30_decoder_select="golomb"
1183rv40_decoder_select="golomb"
4f034993
MR
1184shorten_decoder_select="golomb"
1185sonic_decoder_select="golomb"
1186sonic_encoder_select="golomb"
1187sonic_ls_encoder_select="golomb"
1188svq3_decoder_select="golomb"
bee2eac5 1189svq3_decoder_suggest="zlib"
4eef77c1 1190theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1191tiff_decoder_suggest="zlib"
1192tiff_encoder_suggest="zlib"
aec09a00 1193truehd_decoder_select="mlp_decoder"
2eef7c62 1194tscc_decoder_select="zlib"
f95bfab0 1195vc1_decoder_select="h263_decoder"
ff418735 1196vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1197vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1198vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1199vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1200vorbis_decoder_select="fft mdct"
1201vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1202vp6a_decoder_select="vp6_decoder"
1203vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1204wmav1_decoder_select="fft mdct"
1205wmav1_encoder_select="fft mdct"
1206wmav2_decoder_select="fft mdct"
1207wmav2_encoder_select="fft mdct"
f95bfab0 1208wmv1_decoder_select="h263_decoder"
665507aa 1209wmv1_encoder_select="h263_encoder"
f95bfab0 1210wmv2_decoder_select="h263_decoder"
1746e2a9 1211wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1212wmv3_decoder_select="vc1_decoder"
1213wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1214wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1215zlib_decoder_select="zlib"
1216zlib_encoder_select="zlib"
1217zmbv_decoder_select="zlib"
1218zmbv_encoder_select="zlib"
30fd06be 1219
28b80940
DB
1220# parsers
1221h264_parser_select="golomb"
1222
f1e94694
DB
1223# bitstream_filters
1224aac_adtstoasc_bsf_select="aac_parser"
1225
912f3148 1226# external libraries
1b71f045 1227libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1228libdirac_encoder_deps="libdirac"
c9171a83 1229libfaac_encoder_deps="libfaac"
69ddbd1d 1230libfaad_decoder_deps="libfaad"
4ec45764 1231libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1232libgsm_decoder_deps="libgsm"
1233libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1234libgsm_ms_decoder_deps="libgsm"
1235libgsm_ms_encoder_deps="libgsm"
1cc60c47 1236libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1237libopencore_amrnb_decoder_deps="libopencore_amrnb"
1238libopencore_amrnb_encoder_deps="libopencore_amrnb"
1239libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1240libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1241libschroedinger_decoder_deps="libschroedinger"
1242libschroedinger_encoder_deps="libschroedinger"
ae14f311 1243libspeex_decoder_deps="libspeex"
150d2772 1244libtheora_encoder_deps="libtheora"
b0caf888 1245libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1246libx264_encoder_deps="libx264"
1247libxvid_encoder_deps="libxvid"
30fd06be 1248
912f3148 1249# demuxers / muxers
03a76ba9 1250ac3_demuxer_deps="ac3_parser"
647c2356 1251asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1252avisynth_demuxer_deps="avisynth"
1253dirac_demuxer_deps="dirac_parser"
5b423887 1254eac3_demuxer_select="ac3_parser"
647c2356 1255ipod_muxer_select="mov_muxer"
4e622dea
SS
1256libnut_demuxer_deps="libnut"
1257libnut_muxer_deps="libnut"
647c2356 1258matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1259matroska_demuxer_suggest="zlib bzlib"
1260mov_demuxer_suggest="zlib"
1261mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1262mp4_muxer_select="mov_muxer"
1263mpegtsraw_demuxer_select="mpegts_demuxer"
1264mxf_d10_muxer_select="mxf_muxer"
24ca518b 1265ogg_demuxer_select="golomb"
647c2356 1266psp_muxer_select="mov_muxer"
4e622dea
SS
1267rtsp_demuxer_deps="sdp_demuxer"
1268sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1269spdif_muxer_select="aac_parser"
647c2356
DB
1270tg2_muxer_select="mov_muxer"
1271tgp_muxer_select="mov_muxer"
6bdaa5f4 1272w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1273
1274# indevs / outdevs
38e54a75
SS
1275alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1276alsa_indev_extralibs="-lasound"
1277alsa_outdev_deps="alsa_asoundlib_h"
1278alsa_outdev_extralibs="-lasound"
1279audio_beos_indev_deps="audio_beos"
1280audio_beos_indev_extralibs="-lmedia -lbe"
1281audio_beos_outdev_deps="audio_beos"
1282audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1283bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1284dv1394_indev_deps="dv1394 dv_demuxer"
1285jack_indev_deps="jack_jack_h"
1286jack_indev_extralibs="-ljack"
1287libdc1394_indev_deps="libdc1394"
38e54a75
SS
1288oss_indev_deps_any="soundcard_h sys_soundcard_h"
1289oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1290v4l_indev_deps="linux_videodev_h"
1291v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1292vfwcap_indev_deps="capCreateCaptureWindow"
1293vfwcap_indev_extralibs="-lvfw32"
1294x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1295x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1296
912f3148 1297# protocols
3fff6382 1298gopher_protocol_deps="network"
c08fb000 1299http_protocol_deps="network"
cbf29889 1300rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1301rtp_protocol_deps="udp_protocol"
1302tcp_protocol_deps="network"
1303udp_protocol_deps="network"
1304
f7679c54 1305# filters
81124ba0 1306movie_filter_deps="avfilter_lavf"
f7679c54 1307
912f3148 1308# programs
fa859b4d 1309ffplay_deps="sdl"
6ad42348 1310ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1311ffserver_extralibs='$ldl'
a2830dca 1312
c73f65d9 1313doc_deps="texi2html"
912f3148 1314
de6d9b64 1315# default parameters
8a608357 1316
2ba042a7 1317logfile="config.err"
8a608357
MR
1318
1319# installation paths
c9d19248
MR
1320prefix_default="/usr/local"
1321bindir_default='${prefix}/bin'
14a8acf1 1322datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1323incdir_default='${prefix}/include'
1324libdir_default='${prefix}/lib'
1325mandir_default='${prefix}/share/man'
1326shlibdir_default="$libdir_default"
8a608357
MR
1327
1328# toolchain
11e6d03a 1329ar="ar"
13c7df3d 1330cc_default="gcc"
a3d7c197 1331cc_version=\"unknown\"
9da6609f 1332host_cc_default="gcc"
11e6d03a 1333ln_s="ln -sf"
89641463 1334nm_default="nm"
11e6d03a 1335objformat="elf"
be7109c1 1336ranlib="ranlib"
0f3cb305 1337strip="strip"
11e6d03a 1338yasmexe="yasm"
8a608357
MR
1339
1340# machine
5e622c40 1341arch=$(uname -m)
38d0a8aa 1342cpu="generic"
8a608357 1343
8a608357 1344# OS
4f854758 1345target_os=$(tolower $(uname -s))
82bb3329 1346host_os=$target_os
8a608357 1347
8a608357 1348# configurable options
497237c7 1349enable debug
c73f65d9 1350enable doc
aa033b1e 1351enable fastdiv
497237c7
RP
1352enable ffmpeg
1353enable ffplay
1354enable ffserver
1355enable ipv6
497237c7
RP
1356enable mpegaudio_hp
1357enable network
8400d6b8 1358enable optimizations
497237c7 1359enable protocols
530dc538 1360enable static
87a0fb62 1361enable stripping
a9ddb5b1 1362enable swscale_alpha
8a608357 1363
8a608357 1364# build settings
9987769a 1365SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1366FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1367LIBPREF="lib"
1368LIBSUF=".a"
c5f14466
RP
1369FULLNAME='$(NAME)$(BUILDSUF)'
1370LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1371SLIBPREF="lib"
1372SLIBSUF=".so"
c5f14466 1373SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1374SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1375SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1376LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1377
7e6c86e6
MR
1378CC_O='-o $@'
1379
f0125de9 1380host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1381host_libs='-lm'
1382
a7ada2ba
MR
1383target_path='.'
1384
0d7dca36
DB
1385# gcc stupidly only outputs the basename of targets with -MM, but we need the
1386# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1387DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1388DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1389
c597172e 1390# find source path
5e622c40 1391source_path="$(dirname "$0")"
497237c7 1392enable source_path_used
24524f36 1393if test -f configure; then
5e622c40 1394 source_path="$(pwd)"
497237c7 1395 disable source_path_used
c597172e 1396else
5e622c40 1397 source_path="$(cd "$source_path"; pwd)"
c597172e 1398 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1399 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1400 test -e "$source_path/config.h" &&
1401 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1402fi
1403
13cbe2c0 1404for v in "$@"; do
b04251c5
MR
1405 r=${v#*=}
1406 l=${v%"$r"}
1407 r=$(sh_quote "$r")
13cbe2c0
MR
1408 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1409done
c597172e 1410
73ef8980
MR
1411find_things(){
1412 thing=$1
1413 pattern=$2
1414 file=$source_path/$3
932ccf39 1415 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1416}
1417
1418ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1419DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1420HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1421PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1422BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1423MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1424DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1425OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1426INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1427PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1428FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1429
7483e694
DB
1430enable $ARCH_EXT_LIST \
1431 $DECODER_LIST \
1432 $ENCODER_LIST \
5666fd73 1433 $HWACCEL_LIST \
7483e694
DB
1434 $PARSER_LIST \
1435 $BSF_LIST \
1436 $DEMUXER_LIST \
1437 $MUXER_LIST \
f7679c54 1438 $FILTER_LIST \
7483e694
DB
1439 $PROTOCOL_LIST \
1440 $INDEV_LIST \
1441 $OUTDEV_LIST \
c597172e
MR
1442
1443die_unknown(){
1444 echo "Unknown option \"$1\"."
1445 echo "See $0 --help for available options."
1446 exit 1
1447}
1448
794f8e97 1449show_list() {
bf0c4afa
RP
1450 suffix=_$1
1451 shift
1452 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1453 exit 0
1454}
1455
c597172e 1456for opt do
7483e694
DB
1457 optval="${opt#*=}"
1458 case "$opt" in
0f010b2f 1459 --extra-ldflags=*) add_ldflags $optval
7483e694 1460 ;;
0f010b2f 1461 --extra-libs=*) add_extralibs $optval
7483e694 1462 ;;
8fb1cb58 1463 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1464 ;;
40bcf4c7
BL
1465 --enable-debug=*) debuglevel="$optval"
1466 ;;
7483e694 1467 --enable-*=*|--disable-*=*)
8b93ddc3 1468 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1469 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1470 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1471 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1472 $action $(filter "$name" $list)
7483e694
DB
1473 ;;
1474 --enable-?*|--disable-?*)
5e622c40 1475 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1476 if is_in $option $COMPONENT_LIST; then
fed5d54b 1477 test $action = disable && action=unset
e3773a55
MR
1478 eval $action \$$(toupper ${option%s})_LIST
1479 elif is_in $option $CMDLINE_SELECT; then
1480 $action $option
1481 else
1482 die_unknown $opt
1483 fi
7483e694
DB
1484 ;;
1485 --list-*)
1486 NAME="${opt#--list-}"
1487 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1488 NAME=${NAME%s}
1489 eval show_list $NAME \$$(toupper $NAME)_LIST
1490 ;;
1491 --help|-h) show_help
1492 ;;
1493 *)
884a36a7 1494 optname="${opt%%=*}"
26759c44
MR
1495 optname="${optname#--}"
1496 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1497 if is_in $optname $CMDLINE_SET; then
1498 eval $optname='$optval'
1499 elif is_in $optname $CMDLINE_APPEND; then
1500 append $optname "$optval"
1501 else
1502 die_unknown $opt
1503 fi
7483e694
DB
1504 ;;
1505 esac
c597172e
MR
1506done
1507
bcea99bb
MR
1508disabled logging && logfile=/dev/null
1509
13cbe2c0 1510echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1511set >> $logfile
1512
9da6609f
MR
1513test -n "$cross_prefix" && enable cross_compile
1514
adb2b908 1515ar="${cross_prefix}${ar}"
11e6d03a 1516cc_default="${cross_prefix}${cc_default}"
20e0ed95 1517nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1518ranlib="${cross_prefix}${ranlib}"
1519strip="${cross_prefix}${strip}"
1520
c5200f17
MR
1521sysinclude_default="${sysroot}/usr/include"
1522
75800dce 1523set_default cc nm sysinclude
9da6609f
MR
1524enabled cross_compile || host_cc_default=$cc
1525set_default host_cc
13c7df3d 1526
82bb3329
MR
1527exesuf() {
1528 case $1 in
1529 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1530 esac
1531}
1532
1533EXESUF=$(exesuf $target_os)
1534HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1535
e4e69e0b 1536# set temporary file name
a49d42c2 1537: ${TMPDIR:=$TEMPDIR}
c51fafa1 1538: ${TMPDIR:=$TMP}
a49d42c2 1539: ${TMPDIR:=/tmp}
e4e69e0b 1540
54460a83
MR
1541if ! check_cmd type mktemp; then
1542 # simple replacement for missing mktemp
1543 # NOT SAFE FOR GENERAL USE
1544 mktemp(){
1545 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1546 }
1547fi
1548
1549tmpfile(){
1550 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1551 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1552 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1553 append TMPFILES $tmp
1554 eval $1=$tmp
1555}
1556
1557trap 'rm -f -- $TMPFILES' EXIT
1558trap exit HUP INT TERM
1559
1560tmpfile TMPC .c
1561tmpfile TMPE $EXESUF
1562tmpfile TMPH .h
1563tmpfile TMPO .o
1564tmpfile TMPS .S
a482e61b 1565tmpfile TMPV .ver
54460a83
MR
1566tmpfile TMPSH .sh
1567
1568unset -f mktemp
e4e69e0b 1569
993f2d0f
MR
1570# make sure we can execute files in $TMPDIR
1571cat > $TMPSH 2>> $logfile <<EOF
1572#! /bin/sh
1573EOF
1574chmod +x $TMPSH >> $logfile 2>&1
1575if ! $TMPSH >> $logfile 2>&1; then
1576 cat <<EOF
1577Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1578variable to another directory and make sure that it is not mounted noexec.
1579EOF
1580 die "Sanity test failed."
1581fi
993f2d0f 1582
19b4c628
MR
1583filter_cflags=echo
1584filter_cppflags=echo
1585filter_asflags=echo
1586
8f0c157a 1587if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1588 cc_type=gcc
a3d7c197 1589 cc_version=__VERSION__
aef6bd1b
MR
1590 if ! $cc -dumpversion | grep -q '^2\.'; then
1591 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1592 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1593 fi
629687f6
MR
1594elif $cc --version 2>/dev/null | grep -q Intel; then
1595 cc_type=icc
6e3fa35d 1596 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1597 CC_DEPFLAGS='-MMD'
1598 AS_DEPFLAGS='-MMD'
629687f6
MR
1599elif $cc -v 2>&1 | grep -q xlc; then
1600 cc_type=xlc
6e3fa35d 1601 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1602elif $cc -V 2>/dev/null | grep -q Compaq; then
1603 cc_type=ccc
6e3fa35d 1604 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1605 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1606 debuglevel=3
df442a8d 1607 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1608elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1609 test -d "$sysroot" || die "No valid sysroot specified."
1610 cc_type=armcc
6e3fa35d 1611 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1612 armcc_conf="$PWD/armcc.conf"
1613 $cc --arm_linux_configure \
1614 --arm_linux_config_file="$armcc_conf" \
1615 --configure_sysroot="$sysroot" \
1616 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1617 die "Error creating armcc configuration file."
1618 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1619 as_default="${cross_prefix}gcc"
07dec06e
MR
1620 CC_DEPFLAGS='-MMD'
1621 AS_DEPFLAGS='-MMD'
6fec122a
MR
1622elif $cc -version 2>/dev/null | grep -q TMS470; then
1623 cc_type=tms470
6e3fa35d 1624 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1625 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1626 CC_O='-fr=$(@D)'
1627 as_default="${cross_prefix}gcc"
1628 ld_default="${cross_prefix}gcc"
6fec122a
MR
1629 TMPO=$(basename $TMPC .c).o
1630 append TMPFILES $TMPO
1631 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1632 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1633 AS_DEPFLAGS='-MMD'
6fec122a
MR
1634 filter_cflags=tms470_flags
1635 tms470_flags(){
1636 for flag; do
1637 case $flag in
1638 -march=*|-mcpu=*)
1639 case "${flag#*=}" in
1640 armv7-a|cortex-a*) echo -mv=7a8 ;;
1641 armv7-r|cortex-r*) echo -mv=7r4 ;;
1642 armv7-m|cortex-m*) echo -mv=7m3 ;;
1643 armv6*|arm11*) echo -mv=6 ;;
1644 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1645 echo -mv=5e ;;
1646 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1647 esac
1648 ;;
1649 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1650 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1651 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1652 -Os) echo -O3 -mf=2 ;;
1653 -O[0-3]) echo $flag -mf=5 ;;
1654 -g) echo -g -mn ;;
1655 esac
1656 done
1657 }
06da6943
DC
1658elif $cc -v 2>&1 | grep -q clang; then
1659 cc_type=clang
1660 cc_version=__VERSION__
1661 CC_DEPFLAGS='-MMD'
1662 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1663elif $cc -V 2>&1 | grep -q Sun; then
1664 cc_type=suncc
1665 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1666 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1667 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1668 filter_cflags=suncc_flags
1669 suncc_flags(){
1670 for flag; do
1671 case $flag in
1672 -march=*|-mcpu=*)
1673 case "${flag#*=}" in
1674 native) echo -xtarget=native ;;
1675 v9) echo -xarch=sparc ;;
1676 ultrasparc) echo -xarch=sparcvis ;;
1677 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1678 i586|pentium) echo -xchip=pentium ;;
1679 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1680 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1681 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1682 pentium4*) echo -xtarget=pentium4 ;;
1683 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1684 *-sse3) echo -xarch=sse3 ;;
1685 core2) echo -xarch=ssse3 -xchip=core2 ;;
1686 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1687 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1688 k8|opteron|athlon64|athlon-fx)
1689 echo -xarch=sse2a ;;
1690 athlon*) echo -xarch=pentium_proa ;;
1691 esac
1692 ;;
1693 -std=c99) echo -xc99 ;;
1694 -fomit-frame-pointer) echo -xregs=frameptr ;;
1695 -fPIC) echo -KPIC -xcode=pic32 ;;
1696 -Os) echo -O5 -xspace ;;
1697 -W*,*) echo $flag ;;
1698 -f*-*|-W*) ;;
1699 *) echo $flag ;;
1700 esac
1701 done
1702 }
629687f6
MR
1703fi
1704
1705test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1706
75bafbac 1707: ${as_default:=$cc}
50567afa 1708: ${dep_cc_default:=$cc}
684b28e0 1709: ${ld_default:=$cc}
50567afa 1710set_default as dep_cc ld
75800dce 1711
07dec06e
MR
1712test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1713test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1714
7f32f40c 1715add_cflags $extra_cflags
2f2e6c7c 1716add_asflags $extra_cflags
7f32f40c 1717
154d432c
MR
1718if test -n "$sysroot"; then
1719 case "$cc_type" in
1720 gcc)
467256f2 1721 add_cppflags --sysroot="$sysroot"
154d432c
MR
1722 add_ldflags --sysroot="$sysroot"
1723 ;;
6fec122a
MR
1724 tms470)
1725 add_cppflags -I"$sysinclude"
1726 add_ldflags --sysroot="$sysroot"
1727 ;;
06da6943
DC
1728 clang)
1729 add_cppflags -isysroot="$sysroot"
1730 add_ldflags -isysroot="$sysroot"
1731 ;;
154d432c
MR
1732 esac
1733fi
1734
d22c13a8
MR
1735if test "$cpu" = host; then
1736 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1737
1738 case "$cc_type" in
1739 gcc)
1740 check_native(){
1741 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1742 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1743 }
1744 cpu=$(check_native -march || check_native -mcpu)
1745 ;;
1746 esac
1747
1748 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1749fi
1750
df5cdc24
MR
1751# Add processor-specific flags
1752case $cpu in
1753 601|ppc601|PowerPC601)
1754 cpuflags="-mcpu=601"
1755 ;;
1756 603*|ppc603*|PowerPC603*)
1757 cpuflags="-mcpu=603"
1758 ;;
1759 604*|ppc604*|PowerPC604*)
1760 cpuflags="-mcpu=604"
1761 ;;
1762 G3|g3|75*|ppc75*|PowerPC75*)
1763 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1764 ;;
1765 G4|g4|745*|ppc745*|PowerPC745*)
1766 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1767 ;;
1768 74*|ppc74*|PowerPC74*)
1769 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1770 ;;
1771 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1772 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1773 ;;
1774 Cell|CELL|cell)
1775 cpuflags="-mcpu=cell"
1776 enable ldbrx
1777 ;;
1778 # targets that do NOT support conditional mov (cmov)
1779 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1780 cpuflags="-march=$cpu"
1781 disable cmov
1782 ;;
1783 # targets that do support conditional mov (cmov)
d3ee7715 1784 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1785 cpuflags="-march=$cpu"
1786 enable cmov
1787 enable fast_cmov
1788 ;;
1789 # targets that do support conditional mov but on which it's slow
1790 pentium4|pentium4m|prescott|nocona)
1791 cpuflags="-march=$cpu"
1792 enable cmov
1793 disable fast_cmov
1794 ;;
1795 sparc64)
1796 cpuflags="-mcpu=v9"
1797 ;;
1798 arm11*|cortex*)
1799 cpuflags="-mcpu=$cpu"
1800 enable fast_unaligned
1801 ;;
1802 armv[67]*)
1803 cpuflags="-march=$cpu"
1804 enable fast_unaligned
1805 ;;
1806 armv*)
1807 cpuflags="-march=$cpu"
1808 ;;
1809 arm*)
1810 cpuflags="-mcpu=$cpu"
1811 ;;
1812 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1813 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1814 ;;
1815 bf*)
1816 cpuflags="-mcpu=$cpu"
1817 ;;
1818 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1819 cpuflags="-march=$cpu"
1820 ;;
fdcd782d
MR
1821 ap7[02]0[0-2])
1822 subarch="avr32_ap"
1823 cpuflags="-mpart=$cpu"
1824 ;;
1825 ap)
1826 subarch="avr32_ap"
1827 cpuflags="-march=$cpu"
1828 ;;
1829 uc3[ab]*)
1830 subarch="avr32_uc"
1831 cpuflags="-mcpu=$cpu"
1832 ;;
1833 uc)
1834 subarch="avr32_uc"
1835 cpuflags="-march=$cpu"
1836 ;;
df5cdc24
MR
1837 generic)
1838 ;;
1839 *)
1840 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1841 ;;
1842esac
1843
1844add_cflags $cpuflags
1845add_asflags $cpuflags
1846
993f2d0f
MR
1847# compiler sanity check
1848check_exec <<EOF
1849int main(void){ return 0; }
1850EOF
1851if test "$?" != 0; then
1852 echo "$cc is unable to create an executable file."
1853 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1854 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1855 echo "Only do this if you know what cross compiling means."
1856 fi
1857 die "C compiler test failed."
1858fi
1859
38a9c529 1860add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1861check_cflags -std=c99
50a334e4 1862check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1863#include <stdlib.h>
1864EOF
50a334e4 1865check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1866#include <stdlib.h>
1867EOF
e9b9a2f8 1868
f0125de9
MR
1869check_host_cflags -std=c99
1870
b24dbcbd 1871case "$arch" in
b24dbcbd
RP
1872 alpha)
1873 arch="alpha"
1874 enable fast_64bit
c0a02a3e 1875 check_cflags -mieee
8a3c8627 1876 spic=$shared
b24dbcbd 1877 ;;
cfdb6148
MR
1878 arm|armv[4567]*l)
1879 arch="arm"
b24dbcbd 1880 ;;
f4870943
MR
1881 avr32)
1882 ;;
cfdb6148
MR
1883 bfin)
1884 arch="bfin"
1885 ;;
1886 ia64)
1887 arch="ia64"
b24dbcbd 1888 enable fast_64bit
8a3c8627 1889 spic=$shared
0956bc9b 1890 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1891 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1892 ;;
1893 m68k)
1894 arch="m68k"
b24dbcbd 1895 ;;
de3a1240 1896 mips|mipsel|IP*)
b24dbcbd 1897 arch="mips"
8a3c8627 1898 spic=$shared
b24dbcbd 1899 ;;
de3a1240
DB
1900 mips64)
1901 arch="mips"
bae3abb0 1902 subarch="mips64"
de3a1240 1903 enable fast_64bit
8a3c8627 1904 spic=$shared
de3a1240 1905 ;;
61597a98 1906 parisc|hppa)
b24dbcbd 1907 arch="parisc"
8a3c8627 1908 spic=$shared
b24dbcbd 1909 ;;
61597a98 1910 parisc64|hppa64)
b24dbcbd
RP
1911 arch="parisc"
1912 enable fast_64bit
8a3c8627 1913 spic=$shared
b24dbcbd 1914 ;;
cfdb6148
MR
1915 "Power Macintosh"|ppc|powerpc)
1916 arch="ppc"
1917 enable fast_unaligned
1918 ;;
1919 ppc64)
1920 arch="ppc"
34d11b87 1921 subarch="ppc64"
cfdb6148
MR
1922 enable fast_64bit
1923 enable fast_unaligned
1924 ;;
b24dbcbd
RP
1925 s390|s390x)
1926 arch="s390"
1927 ;;
cfdb6148
MR
1928 sh4|sh)
1929 arch="sh4"
b24dbcbd 1930 ;;
cfdb6148
MR
1931 sparc)
1932 arch="sparc"
8a3c8627 1933 spic=$shared
cfdb6148
MR
1934 ;;
1935 sun4u|sparc64)
1936 arch="sparc"
1937 subarch="sparc64"
b24dbcbd 1938 enable fast_64bit
8a3c8627 1939 spic=$shared
b24dbcbd 1940 ;;
de27f4d9 1941 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1942 arch="x86"
1943 subarch="x86_32"
1944 enable fast_unaligned
8a3c8627 1945 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1946 int test[(int)sizeof(char*) - 7];
cfdb6148 1947EOF
de27f4d9
DC
1948 if test "$subarch" = "x86_64"; then
1949 enable cmov
1950 enable fast_cmov
1951 fi
b24dbcbd
RP
1952 ;;
1953 *)
1954 arch="unknown"
1955 ;;
1956esac
1957
62045d48 1958enable $arch $subarch
8a3c8627 1959enabled spic && enable pic
5755bc88 1960check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1961
7483e694 1962# OS specific
4f854758 1963case $target_os in
7483e694 1964 beos|haiku|zeta)
c9d19248 1965 prefix_default="$HOME/config"
7483e694 1966 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1967 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1968 case "$gcc_version" in
1969 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1970 disable mmx
1971 ;;
1972 *20010315*) echo "BeBits gcc"
0f010b2f 1973 add_cflags -fno-expensive-optimizations
7483e694
DB
1974 ;;
1975 esac
7483e694
DB
1976 SHFLAGS=-nostart
1977 # enable BeOS things
1978 enable audio_beos
1979 # no need for libm, but the inet stuff
1980 # Check for BONE
1981 # XXX: actually should check for NOT net_server
78fe7631 1982 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1983 network_extralibs="-lbind -lsocket"
1984 else
1985 enable beos_netserver
1986 network_extralibs="-lnet"
1987 fi ;;
1988 sunos)
1989 FFSERVERLDFLAGS=""
9987769a 1990 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1991 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1992 network_extralibs="-lsocket -lnsl"
50a334e4 1993 add_cppflags -D__EXTENSIONS__
7483e694
DB
1994 ;;
1995 netbsd)
07a8eef6
MR
1996 oss_indev_extralibs="-lossaudio"
1997 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1998 ;;
1999 openbsd)
89e053f8 2000 enable malloc_aligned
7c4a001a
MR
2001 # On OpenBSD 4.5. the compiler does not use PIC unless
2002 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2003 # however the generated executable will not do anything
2004 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2005 # Thus explicitly enable PIC here.
cd78208b 2006 enable pic
7483e694 2007 SHFLAGS='-shared'
07a8eef6
MR
2008 oss_indev_extralibs="-lossaudio"
2009 oss_outdev_extralibs="-lossaudio"
7483e694 2010 ;;
90b4f091 2011 freebsd|dragonfly)
89e053f8 2012 enable malloc_aligned
7483e694
DB
2013 ;;
2014 bsd/os)
2015 osextralibs="-lpoll -lgnugetopt"
2016 strip="strip -d"
2017 ;;
2018 darwin)
89e053f8 2019 enable malloc_aligned
0138c54e 2020 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2021 strip="strip -x"
2022 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2023 SLIBSUF=".dylib"
2024 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2025 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2026 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2027 objformat="macho"
1b0f6fb8 2028 enabled x86_64 && objformat="macho64"
8dfa86f7 2029 enabled_any pic shared ||
2704bd1a 2030 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2031 ;;
2032 mingw32*)
ad7da0b5
RP
2033 # Only WinXP or greater are supported
2034 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2035 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2036 disable network
2037 else
2038 target_os=mingw32
2039 fi
dcc01c06 2040 LIBTARGET=i386
1fc9fb8a 2041 if enabled x86_64; then
89e053f8 2042 enable malloc_aligned
dcc01c06 2043 LIBTARGET=x64
336cc1b0
MS
2044 elif enabled arm; then
2045 LIBTARGET=arm
dcc01c06 2046 fi
fbd971a4 2047 shlibdir_default="$bindir_default"
7483e694
DB
2048 disable ffserver
2049 SLIBPREF=""
2050 SLIBSUF=".dll"
7483e694
DB
2051 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2052 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2053 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2054 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2055 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2056 install -d "$(LIBDIR)"; \
2057 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2058 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2059 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2060 objformat="win32"
bc574408 2061 enable dos_paths
1894e741 2062 check_cflags -fno-common
b1549d61 2063 if ! enabled x86_64; then
f7ad5aa2
RP
2064 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2065 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2066 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2067 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2068 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2069 fi
7483e694
DB
2070 ;;
2071 cygwin*)
4f854758 2072 target_os=cygwin
fbd971a4 2073 shlibdir_default="$bindir_default"
7483e694
DB
2074 SLIBPREF="cyg"
2075 SLIBSUF=".dll"
2076 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2077 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2078 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2079 objformat="win32"
bc574408 2080 enable dos_paths
1894e741 2081 check_cflags -fno-common
7483e694 2082 ;;
4f365f37 2083 *-dos|freedos|opendos)
fdf11906 2084 disable ffplay ffserver
4f365f37
MK
2085 disable $INDEV_LIST $OUTDEV_LIST
2086 network_extralibs="-lsocket"
ff1c015d 2087 objformat="coff"
bc574408 2088 enable dos_paths
4f365f37 2089 ;;
7483e694 2090 linux)
7483e694
DB
2091 enable dv1394
2092 ;;
2093 irix*)
4f854758 2094 target_os=irix
7483e694
DB
2095 ranlib="echo ignoring ranlib"
2096 ;;
d22e8442 2097 os/2*)
d22e8442
DY
2098 strip="lxlite"
2099 ln_s="cp -f"
d22e8442 2100 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2101 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2102 FFSERVERLDFLAGS=""
287d3b13 2103 LIBSUF="_s.a"
d22e8442
DY
2104 SLIBPREF=""
2105 SLIBSUF=".dll"
2106 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2107 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2108 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2109 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2110 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2111 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2112 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2113 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2114 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2115 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2116 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2117 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2118 enable dos_paths
d22e8442 2119 ;;
83993c1c
AM
2120 gnu/kfreebsd)
2121 ;;
34e82167 2122 gnu)
34e82167 2123 ;;
d22e8442 2124
7483e694 2125 *)
4f924f9a 2126 die "Unknown OS '$target_os'."
7483e694
DB
2127 ;;
2128esac
2129
c9d19248
MR
2130set_default $PATHS_LIST
2131
c597172e 2132add_extralibs $osextralibs
de6d9b64 2133
28d8e661
DB
2134# Combine FFLDFLAGS and the LDFLAGS environment variable.
2135LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2136
320d060a 2137# we need to build at least one lib type
93b3c083 2138if ! enabled_any static shared; then
320d060a
DB
2139 cat <<EOF
2140At least one library type must be built.
2141Specify --enable-static to build the static libraries or --enable-shared to
2142build the shared libraries as well. To only build the shared libraries specify
2143--disable-static in addition to --enable-shared.
2144EOF
2145 exit 1;
2146fi
2147
abc4e572 2148disabled static && LIBNAME=""
2a320695 2149
a2234ceb
RP
2150if enabled_any libfaad libfaadbin ; then
2151 if check_header faad.h; then
295b8c70 2152 check_cc <<EOF
a2234ceb
RP
2153#include <faad.h>
2154#ifndef FAAD2_VERSION
2155ok faad1
2156#endif
db817cf3 2157int main(void) { return 0; }
a2234ceb
RP
2158EOF
2159 test $? = 0 && enable libfaad2
2160 else
ff3dac65 2161 die "FAAD test failed."
a2234ceb
RP
2162 fi
2163fi
2164
2165
2184c6f7 2166die_license_disabled() {
4c27207c 2167 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2168}
2169
2170die_license_disabled gpl libfaad2
2171die_license_disabled gpl libx264
2172die_license_disabled gpl libxvid
2173die_license_disabled gpl postproc
2174die_license_disabled gpl x11grab
2175
2f7ae63b 2176die_license_disabled nonfree libfaac
b2e3c528 2177
0b175caa
DB
2178die_license_disabled version3 libopencore_amrnb
2179die_license_disabled version3 libopencore_amrwb
2180
9cad0e4e 2181enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2182
9eeed841 2183check_deps $ARCH_EXT_LIST
0f3cb305 2184
40617a6d 2185disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2186
e276d9e8
MR
2187enable_pic() {
2188 enable pic
bce7b696
MR
2189 add_cppflags -DPIC
2190 add_cflags -fPIC
2191 add_asflags -fPIC
e276d9e8
MR
2192}
2193
2194enabled pic && enable_pic
bce7b696 2195
b4d96ba2
MR
2196check_cc <<EOF || die "Symbol mangling check failed."
2197int ff_extern;
2198EOF
2f05d9c1 2199sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2200extern_prefix=${sym%%ff_extern*}
2201
f65883c8
MR
2202check_cc <<EOF && enable inline_asm
2203void foo(void) { __asm__ volatile ("" ::); }
2204EOF
61d251db 2205
df5e3978
MR
2206_restrict=
2207for restrict_keyword in restrict __restrict__ __restrict; do
2208 check_cc <<EOF && _restrict=$restrict_keyword && break
2209void foo(char * $restrict_keyword p);
2210EOF
2211done
2212
2213check_cc <<EOF && enable attribute_packed
2214struct { int x; } __attribute__((packed)) x;
2215EOF
2216
2217check_cc <<EOF || die "endian test failed"
2218unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2219EOF
2220od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2221
fa0912fe 2222if enabled arm; then
e45391bb 2223
50fa82e6
MR
2224 check_cflags -marm
2225
fa0912fe
MR
2226 check_ld <<EOF && enable vfp_args
2227__asm__ (".eabi_attribute 28, 1");
2228int main(void) { return 0; }
2229EOF
2230
2231 # We have to check if pld is a nop and disable it.
2232 check_asm pld '"pld [r0]"'
2233
2234 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2235 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2236 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2237 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2238 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2239 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2240
e276d9e8
MR
2241 enabled_all armv6t2 shared !pic && enable_pic
2242
fa0912fe 2243elif enabled mips; then
e45391bb 2244
fa0912fe
MR
2245 check_asm loongson '"dmult.g $1, $2, $3"'
2246 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2247
fa0912fe 2248elif enabled ppc; then
e45391bb 2249
fa0912fe
MR
2250 check_asm dcbzl '"dcbzl 0, 1"'
2251 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2252 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2253
2254 # AltiVec flags: The FSF version of GCC differs from the Apple version
2255 if enabled altivec; then
2256 check_cflags -maltivec -mabi=altivec &&
2257 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2258 check_cflags -faltivec
2259
2260 # check if our compiler supports Motorola AltiVec C API
2261 check_cc <<EOF || disable altivec
2262$inc_altivec_h
2263int main(void) {
2264 vector signed int v1, v2, v3;
2265 v1 = vec_add(v2,v3);
2266 return 0;
2267}
2268EOF
2269
2270 # check if our compiler supports braces for vector declarations
2271 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2272$inc_altivec_h
2273int main (void) { (vector int) {1}; return 0; }
2274EOF
2275 fi
e45391bb 2276
fa0912fe 2277elif enabled sparc; then
e45391bb 2278
fa0912fe
MR
2279 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2280 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2281
fa0912fe 2282elif enabled x86; then
e45391bb 2283
44965991
PI
2284 # check whether EBP is available on x86
2285 # As 'i' is stored on the stack, this program will crash
2286 # if the base pointer is used to access it because the
2287 # base pointer is cleared in the inline assembly code.
7dfef245 2288 check_exec_crash <<EOF && enable ebp_available
44965991 2289 volatile int i=0;
be449fca 2290 __asm__ volatile (
44965991
PI
2291 "xorl %%ebp, %%ebp"
2292 ::: "%ebp");
2293 return i;
44965991
PI
2294EOF
2295
f494213c 2296 # check whether EBX is available on x86
7cee5421
MR
2297 check_asm ebx_available '""::"b"(0)' &&
2298 check_asm ebx_available '"":::"%ebx"'
8e380710 2299
d3a4b4e0
DB
2300 # check whether more than 10 operands are supported
2301 check_cc <<EOF && enable ten_operands
2302int main(void) {
2303 int x=0;
2304 __asm__ volatile(
2305 ""
2306 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2307 );
2308 return 0;
2309}
2310EOF
2311
d7f0920b 2312 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2313 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2314 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2315
2316 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2317
d52481b9 2318 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2319 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2320 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2321 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2322 case "$objformat" in
2323 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2324 esac
7595a5e4 2325 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2326
669b5583
MR
2327 case "$cpu" in
2328 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2329 disable fast_clz
2330 ;;
2331 esac
2332
44965991
PI
2333fi
2334
a98bb16d
RP
2335if check_func dlopen; then
2336 ldl=
2337elif check_func dlopen -ldl; then
2338 ldl=-ldl
8bf5d58f
MN
2339fi
2340
75ecf149
DB
2341# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2342check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2343
7483e694 2344check_func fork
84882df6 2345check_func getaddrinfo $network_extralibs
7483e694
DB
2346check_func gethrtime
2347check_func getrusage
094c09bb 2348check_func inet_aton $network_extralibs
abfc8d05 2349check_func isatty
7483e694
DB
2350check_func memalign
2351check_func mkstemp
1f91cdce 2352check_func posix_memalign
b507ebd1 2353check_func_headers io.h setmode
e4673692 2354check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2355check_func_headers windows.h GetProcessTimes
7c5bfe7a 2356check_func_headers windows.h VirtualAlloc
6ffa87d3 2357
e16e49ac 2358check_header conio.h
a98bb16d
RP
2359check_header dlfcn.h
2360check_header malloc.h
bf6ce82d 2361check_header poll.h
b58412f1 2362check_header sys/mman.h
b091aa44 2363check_header sys/resource.h
bf6ce82d 2364check_header sys/select.h
a98bb16d 2365check_header termios.h
272081b0
CEH
2366check_header vdpau/vdpau.h
2367check_header vdpau/vdpau_x11.h
68178ca9 2368check_header X11/extensions/XvMClib.h
a98bb16d 2369
89e053f8
MR
2370if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2371 enabled_any $need_memalign ; then
1f91cdce 2372 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2373fi
e16e49ac 2374
a4fa192c 2375disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2376disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2377
2378# check for some common methods of building with pthread support
2379# do this before the optional library checks as some of them require pthreads
2380if enabled pthreads; then
9e7fd101
MR
2381 if check_func pthread_create; then
2382 :
2383 elif check_func pthread_create -pthread; then
2384 add_cflags -pthread
afc9aee2 2385 add_extralibs -pthread
9e7fd101
MR
2386 elif check_func pthread_create -pthreads; then
2387 add_cflags -pthreads
afc9aee2 2388 add_extralibs -pthreads
8d94f606
GT
2389 elif check_func pthread_create -lpthreadGC2; then
2390 add_extralibs -lpthreadGC2
9e7fd101
MR
2391 elif ! check_lib pthread.h pthread_create -lpthread; then
2392 die "ERROR: can't find pthreads library"
2393 fi
57bd82d4
MR
2394fi
2395
8eee7025 2396for thread in $THREADS_LIST; do
e5f94c2b 2397 if enabled $thread; then
3ae3b721
RP
2398 test -n "$thread_type" &&
2399 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2400 thread_type="$thread"
e5f94c2b
RP
2401 fi
2402done
2403
fdf88598 2404check_lib math.h sin -lm
ff418735 2405check_lib va/va.h vaInitialize -lva
fdf88598 2406
6b7c7703
VS
2407check_func exp2
2408check_func exp2f
ad420e25
MR
2409check_func llrint
2410check_func log2
6b7c7703 2411check_func log2f
ad420e25
MR
2412check_func lrint
2413check_func lrintf
2414check_func round
2415check_func roundf
2416check_func truncf
f32adb22 2417
57bd82d4 2418# these are off by default, so fail if requested and not available
79fda097 2419enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2420enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2421 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2422 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2423enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2424enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2425enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2426enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2427enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2428enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2429enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2430enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2431enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2432 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2433enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2434enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2435enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2436enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2437 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2438 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2439enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2440enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2441
0b4a1821
AS
2442# libdc1394 check
2443if enabled libdc1394; then
2444 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2445 enable libdc1394_2; } ||
2446 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2447 enable libdc1394_1; } ||
2448 die "ERROR: No version of libdc1394 found "
2449fi
2450
497237c7
RP
2451disable sdl_too_old
2452disable sdl
6a1a892f 2453SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2454if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2455 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2456 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2457 temp_cflags $sdl_cflags
b4f93564 2458 temp_extralibs $sdl_libs
1ca5d97f 2459 if check_lib2 SDL.h SDL_Init; then
5e622c40 2460 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2461 if test "$_sdlversion" -lt 121 ; then
497237c7 2462 enable sdl_too_old
dcd479c0 2463 else
497237c7 2464 enable sdl
225e21ef 2465 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2466#include <SDL.h>
d6773f56 2467int main(int argc, char **argv){
29f3b38a
MR
2468 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2469 int w = vi->current_w;
2470 return 0;
2471}
2472EOF
dcd479c0
MR
2473 fi
2474 fi
29f3b38a 2475 restore_flags
c3f6b472 2476fi
57bd82d4 2477
2270b4b2 2478texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2479
73b46a95 2480if enabled network; then
96000432 2481 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2482 check_type netdb.h "struct addrinfo"
33a4dbdd 2483 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2484 # Prefer arpa/inet.h over winsock2
2485 if check_header arpa/inet.h ; then
2486 check_func closesocket
2487 elif check_header winsock2.h ; then
f4c13872
MS
2488 check_func_headers winsock2.h closesocket -lws2 && \
2489 network_extralibs="-lws2" || \
2490 { check_func_headers winsock2.h closesocket -lws2_32 && \
2491 network_extralibs="-lws2_32"; }
72be9e73 2492 check_type ws2tcpip.h socklen_t
c0018613 2493 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2494 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2495 else
2496 disable network
73b46a95
RP
2497 fi
2498fi
2499
b6f3d925 2500enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2501#include <sys/types.h>
2502#include <sys/socket.h>
2503#include <netinet/in.h>
2504#include <netdb.h>
db817cf3 2505int main(void) {
7483e694
DB
2506 struct sockaddr_storage saddr;
2507 struct ipv6_mreq mreq6;
2508 getaddrinfo(0,0,0,0);
2509 getnameinfo(0,0,0,0,0,0,0);
2510 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2511}
2512EOF
2513
06e31011
RP
2514check_header linux/videodev.h
2515check_header linux/videodev2.h
1b6e8b73 2516check_header sys/videoio.h
47f38850 2517
2446d3d6 2518check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2519
f8aa696f 2520# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2521{ check_header dev/bktr/ioctl_meteor.h &&
2522 check_header dev/bktr/ioctl_bt848.h; } ||
2523{ check_header machine/ioctl_meteor.h &&
2524 check_header machine/ioctl_bt848.h; } ||
2525{ check_header dev/video/meteor/ioctl_meteor.h &&
2526 check_header dev/video/bktr/ioctl_bt848.h; } ||
2527check_header dev/ic/bt8xx.h
f8aa696f 2528
c7682de0
RP
2529check_header sys/soundcard.h
2530check_header soundcard.h
deb29777 2531
b6f3d925 2532enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2533
0e57fe17 2534enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2535
56a059ac 2536enabled x11grab &&
f58f4ce1
GP
2537check_header X11/Xlib.h &&
2538check_header X11/extensions/XShm.h &&
0a045661 2539check_header X11/extensions/Xfixes.h &&
f58f4ce1 2540check_func XOpenDisplay -lX11 &&
781c1aa6
R
2541check_func XShmCreateImage -lX11 -lXext &&
2542check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2543
598ef02b 2544if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2545check_cpp_condition \
2546 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2547 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2548 disable vdpau; }
abf649c7 2549fi
deda2a4a 2550
95e561ec 2551enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2552
2553# add some useful compiler flags if supported
2554check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2555check_cflags -Wall
2556check_cflags -Wno-switch
c07bd6a9
MN
2557check_cflags -Wdisabled-optimization
2558check_cflags -Wpointer-arith
2559check_cflags -Wredundant-decls
cc1fb623 2560check_cflags -Wno-pointer-sign
f4929996 2561check_cflags -Wcast-qual
9aceb3cf 2562check_cflags -Wwrite-strings
652a5bf6 2563check_cflags -Wtype-limits
764551c6 2564check_cflags -Wundef
5af4e0cc 2565enabled extra_warnings && check_cflags -Winline
cf9d24ad 2566
57bd82d4 2567# add some linker flags
5c0e9479 2568check_ldflags -Wl,--warn-common
8351d2ba
DB
2569check_ldflags -Wl,--as-needed
2570check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2571check_ldflags -Wl,-Bsymbolic
94a3401e 2572
a482e61b
MR
2573echo "X{};" > $TMPV
2574test_ldflags -Wl,--version-script,$TMPV &&
2575 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2576
bd2216e4
MR
2577if enabled small; then
2578 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2579 optimizations="small"
2580elif enabled optimizations; then
629687f6 2581 if enabled xlc; then
0f010b2f
DB
2582 add_cflags -O5
2583 add_ldflags -O5
03279bbe
MK
2584 elif enabled suncc; then
2585 add_cflags -O5
df442a8d
MR
2586 elif enabled ccc; then
2587 add_cflags -fast
cf9d24ad 2588 else
0f010b2f 2589 add_cflags -O3
cf9d24ad 2590 fi
cddf3f45 2591fi
11fdbc44 2592check_cflags -fno-math-errno
b2eb2ff0 2593check_cflags -fno-signed-zeros
cddf3f45 2594
629687f6 2595if enabled icc; then
b1598b58
MR
2596 # Just warnings, no remarks
2597 check_cflags -w1
2598 # -wd: Disable following warnings
2599 # 144, 167, 556: -Wno-pointer-sign
2600 # 10006: ignoring unknown option -fno-signed-zeros
2601 # 10156: ignoring option '-W'; no argument required
2602 check_cflags -wd144,167,556,10006,10156
2603 # 11030: Warning unknown option --as-needed
2604 # 10156: ignoring option '-export'; no argument required
2605 check_ldflags -wd10156,11030
2606 # Allow to compile with optimizations
2607 check_ldflags -march=$cpu
be2cf98a
CEH
2608 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2609 enable ebp_available
df442a8d
MR
2610elif enabled ccc; then
2611 # disable some annoying warnings
2612 add_cflags -msg_disable cvtu32to64
2613 add_cflags -msg_disable embedcomment
2614 add_cflags -msg_disable needconstext
2615 add_cflags -msg_disable nomainieee
2616 add_cflags -msg_disable ptrmismatch1
2617 add_cflags -msg_disable unreachcode
973859f5
MR
2618elif enabled gcc; then
2619 check_cflags -fno-tree-vectorize
06da6943
DC
2620elif enabled clang; then
2621 check_cflags -Qunused-arguments
504a64b9
CEH
2622fi
2623
90be59ef 2624if enabled gprof; then
0f010b2f
DB
2625 add_cflags -p
2626 add_ldflags -p
1db54e20
DB
2627fi
2628
7f3c02fc 2629# Find out if the .align argument is a power of two or not.
9377b6ce 2630check_asm asmalign_pot '".align 3"'
4454dc1b 2631
7483e694
DB
2632enabled_any $DECODER_LIST && enable decoders
2633enabled_any $ENCODER_LIST && enable encoders
5666fd73 2634enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2635enabled_any $BSF_LIST && enable bsfs
2636enabled_any $DEMUXER_LIST && enable demuxers
2637enabled_any $MUXER_LIST && enable muxers
f7679c54 2638enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2639enabled_any $INDEV_LIST && enable indevs
2640enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2641enabled_any $PROTOCOL_LIST && enable protocols
2642
2643enabled_any $THREADS_LIST && enable threads
2644
2645check_deps $CONFIG_LIST \
b6bb00b0 2646 $CONFIG_EXTRA \
7483e694
DB
2647 $HAVE_LIST \
2648 $DECODER_LIST \
2649 $ENCODER_LIST \
5666fd73 2650 $HWACCEL_LIST \
7483e694
DB
2651 $PARSER_LIST \
2652 $BSF_LIST \
2653 $DEMUXER_LIST \
2654 $MUXER_LIST \
f7679c54 2655 $FILTER_LIST \
7483e694
DB
2656 $INDEV_LIST \
2657 $OUTDEV_LIST \
2658 $PROTOCOL_LIST \
f70f03f6 2659
3e89171a 2660echo "install prefix $prefix"
f36958f8
DB
2661echo "source path $source_path"
2662echo "C compiler $cc"
bfd5afd8 2663echo ".align is power-of-two $asmalign_pot"
f36958f8 2664echo "ARCH $arch ($cpu)"
ce8871c2
MR
2665if test "$build_suffix" != ""; then
2666 echo "build suffix $build_suffix"
eb94aca9 2667fi
ac63af34
DB
2668if test "$extra_version" != ""; then
2669 echo "version string suffix $extra_version"
2670fi
0db2ce77 2671echo "big-endian ${bigendian-no}"
e90f5b5a 2672echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2673if enabled x86; then
af44e8e4 2674 echo "yasm ${yasm-no}"
0db2ce77 2675 echo "MMX enabled ${mmx-no}"
30e98e62 2676 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2677 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2678 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2679 echo "SSE enabled ${sse-no}"
30e98e62 2680 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2681 echo "CMOV enabled ${cmov-no}"
2682 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2683 echo "EBX available ${ebx_available-no}"
2684 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2685 echo "10 operands supported ${ten_operands-no}"
e41e8342 2686fi
5b6c2cbd 2687if enabled arm; then
0db2ce77
MR
2688 echo "ARMv5TE enabled ${armv5te-no}"
2689 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2690 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2691 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2692 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2693 echo "NEON enabled ${neon-no}"
eba9ae3c 2694fi
5b6c2cbd 2695if enabled mips; then
0db2ce77 2696 echo "MMI enabled ${mmi-no}"
e41e8342 2697fi
5b6c2cbd 2698if enabled ppc; then
0db2ce77 2699 echo "AltiVec enabled ${altivec-no}"
30e98e62 2700 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2701 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2702 echo "performance report ${powerpc_perf-no}"
2703fi
2704if enabled sparc; then
2705 echo "VIS enabled ${vis-no}"
e41e8342 2706fi
0db2ce77
MR
2707echo "gprof enabled ${gprof-no}"
2708echo "debug symbols ${debug-no}"
87a0fb62 2709echo "strip symbols ${stripping-no}"
8400d6b8 2710echo "optimizations ${optimizations-no}"
0db2ce77
MR
2711echo "static ${static-no}"
2712echo "shared ${shared-no}"
4a24ab64 2713echo "postprocessing support ${postproc-no}"
f7679c54 2714echo "new filter support ${avfilter-no}"
81124ba0 2715echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2716echo "network support ${network-no}"
90be59ef 2717if enabled network; then
0db2ce77 2718 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2719fi
0db2ce77
MR
2720echo "threading support ${thread_type-no}"
2721echo "SDL support ${sdl-no}"
90be59ef 2722if enabled sdl_too_old; then
bfd5afd8
DB
2723 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2724fi
0db2ce77
MR
2725echo "Sun medialib support ${mlib-no}"
2726echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2727echo "libdc1394 support ${libdc1394-no}"
690bfceb 2728echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2729echo "libfaac enabled ${libfaac-no}"
2730echo "libfaad enabled ${libfaad-no}"
7e0871a7 2731echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2732echo "libgsm enabled ${libgsm-no}"
2733echo "libmp3lame enabled ${libmp3lame-no}"
2734echo "libnut enabled ${libnut-no}"
0b175caa
DB
2735echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2736echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2737echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2738echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2739echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2740echo "libtheora enabled ${libtheora-no}"
2741echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2742echo "libx264 enabled ${libx264-no}"
2743echo "libxvid enabled ${libxvid-no}"
0db2ce77 2744echo "zlib enabled ${zlib-no}"
f402916e 2745echo "bzlib enabled ${bzlib-no}"
2c62e737 2746echo
de6d9b64 2747
5666fd73 2748for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2749 echo "Enabled ${type}s:"
f65c9da1 2750 eval list=\$$(toupper $type)_LIST
8138b9db 2751 for part in $list; do
f65c9da1
MR
2752 enabled $part && echo ${part%_*}
2753 done | sort | pr -3 -t
2754 echo
8138b9db
RP
2755done
2756
ba7a7039 2757license="LGPL version 2.1 or later"
ba321adb 2758if enabled nonfree; then
ba7a7039 2759 license="nonfree and unredistributable"
9cad0e4e
DB
2760elif enabled gplv3; then
2761 license="GPL version 3 or later"
2762elif enabled lgplv3; then
2763 license="LGPL version 3 or later"
ba321adb 2764elif enabled gpl; then
ba7a7039 2765 license="GPL version 2 or later"
ba321adb
JK
2766fi
2767
2768echo "License: $license"
ca5323af 2769
cf1392e9
DB
2770echo "Creating config.mak and config.h..."
2771
ad212cc6
MR
2772enabled stripping || strip="echo skipping strip"
2773
173c983b
MR
2774cat > config.mak <<EOF
2775# Automatically generated by configure - do not modify!
2776ifndef FFMPEG_CONFIG_MAK
2777FFMPEG_CONFIG_MAK=1
2778FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2779prefix=$prefix
2780LIBDIR=\$(DESTDIR)$libdir
2781SHLIBDIR=\$(DESTDIR)$shlibdir
2782INCDIR=\$(DESTDIR)$incdir
2783BINDIR=\$(DESTDIR)$bindir
2784DATADIR=\$(DESTDIR)$datadir
2785MANDIR=\$(DESTDIR)$mandir
2786SRC_PATH="$source_path"
2787SRC_PATH_BARE=$source_path
2788BUILD_ROOT="$PWD"
2789ARCH=$arch
2790CC=$cc
2791AS=$as
2792LD=$ld
2793DEPCC=$dep_cc
2794YASM=$yasmexe
2795AR=$ar
2796RANLIB=$ranlib
2797LN_S=$ln_s
2798STRIP=$strip
2799CPPFLAGS=$CPPFLAGS
2800CFLAGS=$CFLAGS
2801ASFLAGS=$ASFLAGS
2802CC_O=$CC_O
2803LDFLAGS=$LDFLAGS
2804FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2805SHFLAGS=$SHFLAGS
2806YASMFLAGS=$YASMFLAGS
2807BUILDSUF=$build_suffix
2808FULLNAME=$FULLNAME
2809LIBPREF=$LIBPREF
2810LIBSUF=$LIBSUF
2811LIBNAME=$LIBNAME
2812SLIBPREF=$SLIBPREF
2813SLIBSUF=$SLIBSUF
2814EXESUF=$EXESUF
2815EXTRA_VERSION=$extra_version
2816DEPFLAGS=$DEPFLAGS
2817CCDEP=$CCDEP
2818ASDEP=$ASDEP
2819CC_DEPFLAGS=$CC_DEPFLAGS
2820AS_DEPFLAGS=$AS_DEPFLAGS
2821HOSTCC=$host_cc
2822HOSTCFLAGS=$host_cflags
2823HOSTEXESUF=$HOSTEXESUF
2824HOSTLDFLAGS=$host_ldflags
2825HOSTLIBS=$host_libs
2826TARGET_EXEC=$target_exec
2827TARGET_PATH=$target_path
2828SDL_LIBS=$sdl_libs
2829SDL_CFLAGS=$sdl_cflags
2830LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2831EXTRALIBS=$extralibs
2832EOF
5a872801 2833
719c8e00
MR
2834get_version(){
2835 name=$1
2836 file=$source_path/$2
147e7692
MR
2837 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2838 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2839 lcname=$(tolower $name)
2840 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2841 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2842}
2843
147e7692
MR
2844get_version LIBSWSCALE libswscale/swscale.h
2845get_version LIBPOSTPROC libpostproc/postprocess.h
2846get_version LIBAVCODEC libavcodec/avcodec.h
2847get_version LIBAVDEVICE libavdevice/avdevice.h
2848get_version LIBAVFORMAT libavformat/avformat.h
2849get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2850get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2851
173c983b
MR
2852enabled shared && cat >> config.mak <<EOF
2853LIBTARGET=${LIBTARGET}
2854SLIBNAME=${SLIBNAME}
2855SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2856SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2857SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2858SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2859SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2860SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2861EOF
523ef551 2862
173c983b
MR
2863enabled asmalign_pot || align_shift="1 <<"
2864
2865cat > $TMPH <<EOF
2866/* Automatically generated by configure - do not modify! */
2867#ifndef FFMPEG_CONFIG_H
2868#define FFMPEG_CONFIG_H
2869#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2870#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2871#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2872#define CC_TYPE "$cc_type"
2873#define CC_VERSION $cc_version
2874#define restrict $_restrict
2875#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2876#define EXTERN_PREFIX "${extern_prefix}"
2877#define EXTERN_ASM ${extern_prefix}
2878EOF
523ef551
DB
2879
2880if enabled small || disabled optimizations; then
2881 echo "#define av_always_inline" >> $TMPH
2882fi
2883
3d907e22
MR
2884print_config ARCH_ $TMPH config.mak $ARCH_LIST
2885print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2886print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2887 $CONFIG_EXTRA \
7483e694
DB
2888 $DECODER_LIST \
2889 $ENCODER_LIST \
5666fd73 2890 $HWACCEL_LIST \
7483e694
DB
2891 $PARSER_LIST \
2892 $BSF_LIST \
2893 $DEMUXER_LIST \
2894 $MUXER_LIST \
f7679c54 2895 $FILTER_LIST \
7483e694
DB
2896 $PROTOCOL_LIST \
2897 $INDEV_LIST \
2898 $OUTDEV_LIST \
8ac17293 2899
9c05103f 2900echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2901echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2902
b7860763 2903# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2904cmp -s $TMPH config.h &&
2905 echo "config.h is unchanged" ||
2906 mv -f $TMPH config.h
3d204385 2907
165af439 2908# build tree in object directory if source path is different from current one
90be59ef 2909if enabled source_path_used; then
b767b9cd
MR
2910 DIRS="
2911 doc
2912 libavcodec
2913 libavcodec/$arch
2914 libavdevice
2915 libavfilter
2916 libavformat
2917 libavutil
2918 libavutil/$arch
2919 libpostproc
2920 libswscale
2921 libswscale/$arch
2922 tests
2923 tools
2924 "
2925 FILES="
2926 Makefile
2927 common.mak
2928 subdir.mak
2929 doc/texi2pod.pl
2930 libavcodec/Makefile
2931 libavdevice/Makefile
2932 libavfilter/Makefile
2933 libavformat/Makefile
2934 libavutil/Makefile
2935 libpostproc/Makefile
2936 libswscale/Makefile
2937 "
165af439 2938 for dir in $DIRS ; do
7483e694 2939 mkdir -p $dir
165af439
MR
2940 done
2941 for f in $FILES ; do
20369773 2942 $ln_s "$source_path/$f" $f
165af439
MR
2943 done
2944fi
def4272a 2945
def4272a 2946
d0674868 2947# build pkg-config files
def4272a 2948
d0674868
DB
2949pkgconfig_generate(){
2950name=$1
b0dfd108 2951shortname=${name#lib}${build_suffix}
d0674868
DB
2952comment=$2
2953version=$3
2954libs=$4
2955requires=$5
25cd5cb3 2956cat <<EOF > $name/$name.pc
3e89171a 2957prefix=$prefix
a94e666c 2958exec_prefix=\${prefix}
f2b7382c 2959libdir=$libdir
7622778e 2960includedir=$incdir
def4272a 2961
d0674868
DB
2962Name: $name
2963Description: $comment
2964Version: $version
8cd6b388 2965Requires: $(enabled shared || echo $requires)
5dcfe9f8 2966Requires.private: $(enabled shared && echo $requires)
def4272a 2967Conflicts:
8cd6b388 2968Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2969Libs.private: $(enabled shared && echo $libs)
76a448ed 2970Cflags: -I\${includedir}
def4272a 2971EOF
25cd5cb3 2972cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2973prefix=
2974exec_prefix=
46d1ff83 2975libdir=\${pcfiledir}
1d44d365 2976includedir=${source_path}
def4272a 2977
d0674868
DB
2978Name: $name
2979Description: $comment
2980Version: $version
2981Requires: $requires
def4272a 2982Conflicts:
12701f6e 2983Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2984Cflags: -I\${includedir}
2985EOF
d0674868 2986}
def4272a 2987
e426941d 2988pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2989pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2990pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2991pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2992enabled avfilter &&
46983309 2993 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2994enabled postproc &&
e426941d 2995 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2996pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"