configure: add test_ldflags function
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
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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MR
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
a8d04fba
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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#!}" $op "xyes"
44161118
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395}
396
37970ebf 397disabled(){
3250003c
MR
398 test "${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
MR
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
3d7453e0
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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 $dep_ifn
458 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 459
3d7453e0
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460 [ -n "$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 "$@")
2f2e6c7c
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547}
548
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549add_ldflags(){
550 append LDFLAGS "$@"
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 $TMPC
f65883c8
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581}
582
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583check_asm(){
584 log check_asm "$@"
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
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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 $TMPS
600}
601
dcd479c0 602check_ld(){
57bd82d4 603 log check_ld "$@"
0607887f 604 check_cc || return
3155a644
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605 flags=''
606 libs=''
607 for f; do
608 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
609 done
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 "$@"
dcd479c0
MR
625int x;
626EOF
627}
628
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629test_ldflags(){
630 log test_ldflags "$@"
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=$2
686 check_cpp <<EOF
687#include <$header>
688#if !($condition)
689#error "unsatisfied condition: $condition"
690#endif
691EOF
692}
693
57bd82d4
MR
694check_lib(){
695 log check_lib "$@"
696 header="$1"
697 func="$2"
698 shift 2
fcfcde17
MR
699 temp_extralibs "$@"
700 check_header $header && check_func $func && add_extralibs "$@"
701 err=$?
702 restore_flags
703 return $err
57bd82d4
MR
704}
705
f8d7b072
MR
706check_lib2(){
707 log check_lib2 "$@"
708 headers="$1"
709 func="$2"
710 shift 2
711 temp_extralibs "$@"
2446d3d6 712 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
713 err=$?
714 restore_flags
715 return $err
716}
717
dcd479c0 718check_exec(){
2270b4b2 719 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
720}
721
7dfef245 722check_exec_crash(){
5e622c40 723 code=$(cat)
7dfef245
MR
724
725 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
726 # are safe but may not be available everywhere. Thus we use
727 # raise(SIGTERM) instead. The check is run in a subshell so we
728 # can redirect the "Terminated" message from the shell. SIGBUS
729 # is not defined by standard C so it is used conditionally.
730
2270b4b2 731 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
732#include <signal.h>
733static void sighandler(int sig){
734 raise(SIGTERM);
735}
e5af4a11 736int main(void){
7dfef245
MR
737 signal(SIGILL, sighandler);
738 signal(SIGFPE, sighandler);
739 signal(SIGSEGV, sighandler);
740#ifdef SIGBUS
741 signal(SIGBUS, sighandler);
742#endif
743 { $code }
744}
745EOF
746}
747
72be9e73
DY
748check_type(){
749 log check_type "$@"
750 headers=$1
751 type=$2
752 shift 2
ae550ce9 753 disable_safe "$type"
72be9e73
DY
754 incs=""
755 for hdr in $headers; do
756 incs="$incs
757#include <$hdr>"
758 done
ae550ce9 759 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
760$incs
761$type v;
762EOF
763}
764
57bd82d4
MR
765require(){
766 name="$1"
767 header="$2"
768 func="$3"
769 shift 3
770 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
771}
772
f8d7b072
MR
773require2(){
774 name="$1"
775 headers="$2"
776 func="$3"
777 shift 3
778 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
779}
780
eea50282
MR
781check_foo_config(){
782 cfg=$1
783 pkg=$2
784 header=$3
785 func=$4
786 shift 4
787 disable $cfg
788 check_cmd ${pkg}-config --version
789 err=$?
790 if test "$err" = 0; then
5e622c40
DB
791 temp_cflags $(${pkg}-config --cflags)
792 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
793 check_lib "$@" $header $func && enable $cfg
794 fi
795 return $err
796}
797
f0125de9
MR
798check_host_cc(){
799 log check_host_cc "$@"
800 cat > $TMPC
801 log_file $TMPC
802 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
803}
804
805check_host_cflags(){
806 log check_host_cflags "$@"
807 check_host_cc "$@" <<EOF && append host_cflags "$@"
808int x;
809EOF
810}
811
c505dd31
MR
812apply(){
813 file=$1
814 shift
815 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
816}
817
dcd61286
DB
818# CONFIG_LIST contains configurable options, while HAVE_LIST is for
819# system-dependent things.
820
4a0d6686
AJ
821COMPONENT_LIST="
822 bsfs
823 decoders
824 demuxers
825 encoders
3cde40aa 826 filters
5666fd73 827 hwaccels
c552605c 828 indevs
4a0d6686 829 muxers
c552605c 830 outdevs
4a0d6686
AJ
831 parsers
832 protocols
833"
834
835CONFIG_LIST="
836 $COMPONENT_LIST
e8ed9b7a 837 aandct
f7679c54
VS
838 avfilter
839 avfilter_lavf
c88f5d72
MR
840 avisynth
841 beos_netserver
f402916e 842 bzlib
c73f65d9 843 doc
27a9466b 844 fastdiv
c88f5d72
MR
845 ffmpeg
846 ffplay
847 ffserver
1848f7d9 848 fft
4f034993 849 golomb
c88f5d72 850 gpl
ecfc4f44 851 gprof
d8d0d0b2 852 gray
3abe5fbd 853 hardcoded_tables
c88f5d72 854 ipv6
f7b8bffe 855 libdc1394
690bfceb 856 libdirac
2eed5a46
DB
857 libfaac
858 libfaad
859 libfaadbin
c88f5d72 860 libgsm
6ebe07fb 861 libmp3lame
c88f5d72 862 libnut
0b175caa
DB
863 libopencore_amrnb
864 libopencore_amrwb
9a77d59a 865 libopenjpeg
f7cd9eed 866 libschroedinger
ae14f311 867 libspeex
150d2772 868 libtheora
c88f5d72 869 libvorbis
1cc60c47
DB
870 libx264
871 libxvid
f4d608e3 872 lpc
47a158cb 873 mdct
c88f5d72 874 memalign_hack
a8150374 875 mlib
c88f5d72
MR
876 mpegaudio_hp
877 network
3fe142e2 878 nonfree
8a3c8627 879 pic
4a24ab64 880 postproc
2b4c3615 881 powerpc_perf
68602540 882 rdft
e90f5b5a 883 runtime_cpudetect
2e35e684 884 shared
bd2216e4 885 small
2e35e684 886 static
a9ddb5b1 887 swscale_alpha
17492d5e
DB
888 vaapi
889 vdpau
9cad0e4e 890 version3
56a059ac 891 x11grab
c88f5d72 892 zlib
4a0d6686 893"
c88f5d72 894
8eee7025
DB
895THREADS_LIST='
896 beosthreads
d22e8442 897 os2threads
8eee7025
DB
898 pthreads
899 w32threads
900'
901
3f5b56e5
MR
902ARCH_LIST='
903 alpha
a2fc0f6a 904 arm
fdcd782d
MR
905 avr32
906 avr32_ap
907 avr32_uc
3f5b56e5
MR
908 bfin
909 ia64
910 m68k
911 mips
bae3abb0 912 mips64
3f5b56e5 913 parisc
79cb09b2 914 ppc
34d11b87 915 ppc64
3f5b56e5
MR
916 s390
917 sh4
918 sparc
919 sparc64
920 x86
921 x86_32
922 x86_64
923'
924
925ARCH_EXT_LIST='
1ac9331a 926 altivec
3bf96eec 927 amd3dnow
a1ef9f08 928 amd3dnowext
1ac9331a 929 armv5te
edab3048 930 armv6
ab5cb084 931 armv6t2
f55b299a 932 armvfp
3f5b56e5
MR
933 iwmmxt
934 mmi
935 mmx
d7f0920b 936 mmx2
6b18d278 937 neon
799fde37 938 ppc4xx
1bb04d5a 939 sse
9eeed841 940 ssse3
bd9d34a0 941 vis
3f5b56e5
MR
942'
943
944HAVE_LIST="
945 $ARCH_EXT_LIST
946 $THREADS_LIST
35fd8122 947 alsa_asoundlib_h
3f5b56e5 948 altivec_h
c9fdab0d 949 arpa_inet_h
e7ea5e3d 950 attribute_packed
08a85a59 951 bigendian
6bd859d6 952 bswap
ecf97f22 953 closesocket
1ac9331a 954 cmov
e16e49ac 955 conio_h
c88f5d72 956 dcbzl
f8aa696f
DB
957 dev_bktr_ioctl_bt848_h
958 dev_bktr_ioctl_meteor_h
959 dev_ic_bt8xx_h
960 dev_video_meteor_ioctl_meteor_h
961 dev_video_bktr_ioctl_bt848_h
18b67ae5 962 dlfcn_h
c88f5d72 963 dlopen
bc574408 964 dos_paths
245626d0
DB
965 ebp_available
966 ebx_available
6b7c7703
VS
967 exp2
968 exp2f
c2a29455 969 fast_64bit
669b5583 970 fast_clz
7073e9fc 971 fast_cmov
7b829d2a 972 fast_unaligned
9d99cc5a 973 fork
84882df6 974 getaddrinfo
da9e86f8 975 gethrtime
4e68cb8a 976 GetProcessTimes
66be5b45 977 getrusage
2e1913b1 978 inet_aton
61d251db 979 inline_asm
abfc8d05 980 isatty
9f5ff83f 981 ldbrx
0b4a1821
AS
982 libdc1394_1
983 libdc1394_2
a33cab3a 984 llrint
291fd18a 985 log2
6b7c7703 986 log2f
85dd97ad 987 loongson
a33cab3a 988 lrint
c88f5d72 989 lrintf
e4673692 990 lzo1x_999_compress
f8aa696f
DB
991 machine_ioctl_bt848_h
992 machine_ioctl_meteor_h
c88f5d72
MR
993 malloc_h
994 memalign
6ffa87d3 995 mkstemp
b4e806b2 996 pld
1f91cdce 997 posix_memalign
a33cab3a
MK
998 round
999 roundf
c88f5d72
MR
1000 sdl
1001 sdl_video_size
b507ebd1 1002 setmode
72be9e73 1003 socklen_t
deb29777 1004 soundcard_h
f8cda19e 1005 poll_h
c0018613 1006 struct_addrinfo
33a4dbdd 1007 struct_sockaddr_storage
b58412f1 1008 sys_mman_h
b091aa44 1009 sys_resource_h
81644c2e 1010 sys_select_h
deb29777 1011 sys_soundcard_h
1b6e8b73 1012 sys_videoio_h
d3a4b4e0 1013 ten_operands
e16e49ac 1014 termios_h
b265431e 1015 threads
7b04b8a0 1016 truncf
ce742de2 1017 vfp_args
7c5bfe7a 1018 VirtualAlloc
6ff3f3e7 1019 winsock2_h
cc078b5d 1020 xform_asm
304d586d 1021 yasm
0cb78cef 1022"
44161118 1023
b6bb00b0
MR
1024# options emitted with CONFIG_ prefix but not available on command line
1025CONFIG_EXTRA="
9cad0e4e
DB
1026 gplv3
1027 lgplv3
b6bb00b0
MR
1028"
1029
520cc7f1 1030CMDLINE_SELECT="
3f5b56e5 1031 $ARCH_EXT_LIST
520cc7f1 1032 $CONFIG_LIST
8eee7025 1033 $THREADS_LIST
db6107b6 1034 cross_compile
520cc7f1
MR
1035 debug
1036 extra_warnings
8c6afa4d 1037 logging
d2bbb2f7 1038 optimizations
87a0fb62 1039 stripping
7595a5e4 1040 yasm
520cc7f1 1041"
426be5dc
DB
1042
1043PATHS_LIST='
d156bede 1044 bindir
14a8acf1 1045 datadir
26759c44
MR
1046 incdir
1047 libdir
26759c44
MR
1048 mandir
1049 prefix
1050 shlibdir
426be5dc
DB
1051'
1052
1053CMDLINE_SET="
1054 $PATHS_LIST
1055 arch
313c46a6 1056 as
426be5dc
DB
1057 build_suffix
1058 cc
1059 cpu
1060 cross_prefix
50567afa 1061 dep_cc
ac63af34 1062 extra_version
9da6609f
MR
1063 host_cc
1064 host_cflags
1065 host_ldflags
1066 host_libs
82bb3329 1067 host_os
684b28e0 1068 ld
426be5dc 1069 logfile
89641463 1070 nm
26759c44 1071 source_path
c5200f17
MR
1072 sysinclude
1073 sysroot
a7ada2ba 1074 target_exec
26759c44 1075 target_os
a7ada2ba 1076 target_path
426be5dc 1077"
520cc7f1 1078
89f2932b
MR
1079CMDLINE_APPEND="
1080 extra_cflags
1081"
1082
912f3148
DB
1083# code dependency declarations
1084
9eeed841 1085# architecture extensions
79cb09b2 1086altivec_deps="ppc"
3bf96eec 1087amd3dnow_deps="mmx"
a1ef9f08 1088amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1089armv5te_deps="arm"
1090armv6_deps="arm"
ab5cb084 1091armv6t2_deps="arm"
a2fc0f6a
MR
1092armvfp_deps="arm"
1093iwmmxt_deps="arm"
e241ba14 1094mmi_deps="mips"
9eeed841 1095mmx_deps="x86"
75aa95a6 1096mmx2_deps="mmx"
a2fc0f6a 1097neon_deps="arm"
799fde37 1098ppc4xx_deps="ppc"
75aa95a6
DB
1099sse_deps="mmx"
1100ssse3_deps="sse"
bd9d34a0 1101vis_deps="sparc"
9eeed841 1102
669b5583
MR
1103fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1104
89e053f8 1105need_memalign="altivec neon sse"
6fec122a 1106inline_asm_deps="!tms470"
89e053f8 1107
5666fd73 1108# decoders / encoders / hardware accelerators
f1e94694 1109aac_decoder_select="fft mdct aac_parser"
84c04e25 1110aac_encoder_select="fft mdct"
5b423887 1111ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1112alac_encoder_select="lpc"
47a158cb 1113atrac3_decoder_select="fft mdct"
4f034993 1114cavs_decoder_select="golomb"
47a158cb 1115cook_decoder_select="fft mdct"
2eef7c62 1116cscd_decoder_suggest="zlib"
47a158cb 1117dca_decoder_select="fft mdct"
e8ed9b7a 1118dnxhd_encoder_select="aandct"
2eef7c62 1119dxa_decoder_select="zlib"
baf91bb9 1120eac3_decoder_select="ac3_decoder"
84c04e25 1121eamad_decoder_select="aandct"
e8ed9b7a 1122eatgq_decoder_select="aandct"
d52b39c7 1123eatqi_decoder_select="aandct"
4f034993
MR
1124ffv1_decoder_select="golomb"
1125flac_decoder_select="golomb"
f4d608e3 1126flac_encoder_select="golomb lpc"
2eef7c62
AJ
1127flashsv_decoder_select="zlib"
1128flashsv_encoder_select="zlib"
4414137e 1129flv_decoder_select="h263_decoder"
4d4b4bd1 1130flv_encoder_select="h263_encoder"
e8ed9b7a 1131h261_encoder_select="aandct"
7f647ae0 1132h263_decoder_select="h263_parser"
e8ed9b7a 1133h263_encoder_select="aandct"
ff418735 1134h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1135h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1136h263i_decoder_select="h263_decoder"
fe629c2d 1137h263p_encoder_select="h263_encoder"
4f034993 1138h264_decoder_select="golomb"
ff418735 1139h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1140h264_vaapi_hwaccel_select="vaapi"
711dae77 1141h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1142h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1143imc_decoder_select="fft mdct"
4f034993
MR
1144jpegls_decoder_select="golomb"
1145jpegls_encoder_select="golomb"
e8ed9b7a 1146ljpeg_encoder_select="aandct"
4f034993 1147loco_decoder_select="golomb"
e8ed9b7a 1148mjpeg_encoder_select="aandct"
2cca233b 1149mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1150mpeg1video_encoder_select="aandct"
1151mpeg2video_encoder_select="aandct"
4414137e 1152mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1153mpeg4_encoder_select="h263_encoder"
711dae77 1154mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1155mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1156mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1157mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1158mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1159mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1160mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1161mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1162mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1163mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1164mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1165mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1166msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1167msmpeg4v1_encoder_select="h263_encoder"
4414137e 1168msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1169msmpeg4v2_encoder_select="h263_encoder"
4414137e 1170msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1171msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1172nellymoser_decoder_select="fft mdct"
1173nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1174png_decoder_select="zlib"
1175png_encoder_select="zlib"
63cae55d 1176qdm2_decoder_select="fft mdct rdft"
a8beb22f 1177rv10_decoder_select="h263_decoder"
b2bf38b4 1178rv10_encoder_select="h263_encoder"
a8beb22f 1179rv20_decoder_select="h263_decoder"
b2bf38b4 1180rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1181rv30_decoder_select="golomb"
1182rv40_decoder_select="golomb"
4f034993
MR
1183shorten_decoder_select="golomb"
1184sonic_decoder_select="golomb"
1185sonic_encoder_select="golomb"
1186sonic_ls_encoder_select="golomb"
1187svq3_decoder_select="golomb"
bee2eac5 1188svq3_decoder_suggest="zlib"
4eef77c1 1189theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1190tiff_decoder_suggest="zlib"
1191tiff_encoder_suggest="zlib"
aec09a00 1192truehd_decoder_select="mlp_decoder"
2eef7c62 1193tscc_decoder_select="zlib"
f95bfab0 1194vc1_decoder_select="h263_decoder"
ff418735 1195vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1196vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1197vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1198vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1199vorbis_decoder_select="fft mdct"
1200vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1201vp6a_decoder_select="vp6_decoder"
1202vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1203wmav1_decoder_select="fft mdct"
1204wmav1_encoder_select="fft mdct"
1205wmav2_decoder_select="fft mdct"
1206wmav2_encoder_select="fft mdct"
f95bfab0 1207wmv1_decoder_select="h263_decoder"
665507aa 1208wmv1_encoder_select="h263_encoder"
f95bfab0 1209wmv2_decoder_select="h263_decoder"
1746e2a9 1210wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1211wmv3_decoder_select="vc1_decoder"
1212wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1213wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1214zlib_decoder_select="zlib"
1215zlib_encoder_select="zlib"
1216zmbv_decoder_select="zlib"
1217zmbv_encoder_select="zlib"
30fd06be 1218
28b80940
DB
1219# parsers
1220h264_parser_select="golomb"
1221
f1e94694
DB
1222# bitstream_filters
1223aac_adtstoasc_bsf_select="aac_parser"
1224
912f3148 1225# external libraries
1b71f045 1226libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1227libdirac_encoder_deps="libdirac"
c9171a83 1228libfaac_encoder_deps="libfaac"
69ddbd1d 1229libfaad_decoder_deps="libfaad"
4ec45764 1230libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1231libgsm_decoder_deps="libgsm"
1232libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1233libgsm_ms_decoder_deps="libgsm"
1234libgsm_ms_encoder_deps="libgsm"
1cc60c47 1235libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1236libopencore_amrnb_decoder_deps="libopencore_amrnb"
1237libopencore_amrnb_encoder_deps="libopencore_amrnb"
1238libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1239libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1240libschroedinger_decoder_deps="libschroedinger"
1241libschroedinger_encoder_deps="libschroedinger"
ae14f311 1242libspeex_decoder_deps="libspeex"
150d2772 1243libtheora_encoder_deps="libtheora"
b0caf888 1244libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1245libx264_encoder_deps="libx264"
1246libxvid_encoder_deps="libxvid"
30fd06be 1247
912f3148 1248# demuxers / muxers
03a76ba9 1249ac3_demuxer_deps="ac3_parser"
647c2356 1250asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1251avisynth_demuxer_deps="avisynth"
1252dirac_demuxer_deps="dirac_parser"
5b423887 1253eac3_demuxer_select="ac3_parser"
647c2356 1254ipod_muxer_select="mov_muxer"
4e622dea
SS
1255libnut_demuxer_deps="libnut"
1256libnut_muxer_deps="libnut"
647c2356 1257matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1258matroska_demuxer_suggest="zlib bzlib"
1259mov_demuxer_suggest="zlib"
1260mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1261mp4_muxer_select="mov_muxer"
1262mpegtsraw_demuxer_select="mpegts_demuxer"
1263mxf_d10_muxer_select="mxf_muxer"
24ca518b 1264ogg_demuxer_select="golomb"
647c2356 1265psp_muxer_select="mov_muxer"
4e622dea
SS
1266rtsp_demuxer_deps="sdp_demuxer"
1267sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1268spdif_muxer_select="aac_parser"
647c2356
DB
1269tg2_muxer_select="mov_muxer"
1270tgp_muxer_select="mov_muxer"
6bdaa5f4 1271w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1272
1273# indevs / outdevs
38e54a75
SS
1274alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1275alsa_indev_extralibs="-lasound"
1276alsa_outdev_deps="alsa_asoundlib_h"
1277alsa_outdev_extralibs="-lasound"
1278audio_beos_indev_deps="audio_beos"
1279audio_beos_indev_extralibs="-lmedia -lbe"
1280audio_beos_outdev_deps="audio_beos"
1281audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1282bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1283dv1394_indev_deps="dv1394 dv_demuxer"
1284jack_indev_deps="jack_jack_h"
1285jack_indev_extralibs="-ljack"
1286libdc1394_indev_deps="libdc1394"
38e54a75
SS
1287oss_indev_deps_any="soundcard_h sys_soundcard_h"
1288oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1289v4l_indev_deps="linux_videodev_h"
1290v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1291vfwcap_indev_deps="capCreateCaptureWindow"
1292vfwcap_indev_extralibs="-lvfw32"
1293x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1294x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1295
912f3148 1296# protocols
3fff6382 1297gopher_protocol_deps="network"
c08fb000 1298http_protocol_deps="network"
cbf29889 1299rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1300rtp_protocol_deps="udp_protocol"
1301tcp_protocol_deps="network"
1302udp_protocol_deps="network"
1303
f7679c54 1304# filters
81124ba0 1305movie_filter_deps="avfilter_lavf"
f7679c54 1306
912f3148 1307# programs
fa859b4d 1308ffplay_deps="sdl"
6ad42348 1309ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1310ffserver_extralibs='$ldl'
a2830dca 1311
c73f65d9 1312doc_deps="texi2html"
912f3148 1313
de6d9b64 1314# default parameters
8a608357 1315
2ba042a7 1316logfile="config.err"
8a608357
MR
1317
1318# installation paths
c9d19248
MR
1319prefix_default="/usr/local"
1320bindir_default='${prefix}/bin'
14a8acf1 1321datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1322incdir_default='${prefix}/include'
1323libdir_default='${prefix}/lib'
1324mandir_default='${prefix}/share/man'
1325shlibdir_default="$libdir_default"
8a608357
MR
1326
1327# toolchain
11e6d03a 1328ar="ar"
13c7df3d 1329cc_default="gcc"
a3d7c197 1330cc_version=\"unknown\"
9da6609f 1331host_cc_default="gcc"
11e6d03a 1332ln_s="ln -sf"
89641463 1333nm_default="nm"
11e6d03a 1334objformat="elf"
be7109c1 1335ranlib="ranlib"
0f3cb305 1336strip="strip"
11e6d03a 1337yasmexe="yasm"
8a608357
MR
1338
1339# machine
5e622c40 1340arch=$(uname -m)
38d0a8aa 1341cpu="generic"
8a608357 1342
8a608357 1343# OS
4f854758 1344target_os=$(tolower $(uname -s))
82bb3329 1345host_os=$target_os
8a608357 1346
8a608357 1347# configurable options
497237c7 1348enable debug
c73f65d9 1349enable doc
aa033b1e 1350enable fastdiv
497237c7
RP
1351enable ffmpeg
1352enable ffplay
1353enable ffserver
1354enable ipv6
497237c7
RP
1355enable mpegaudio_hp
1356enable network
8400d6b8 1357enable optimizations
497237c7 1358enable protocols
530dc538 1359enable static
87a0fb62 1360enable stripping
a9ddb5b1 1361enable swscale_alpha
8a608357 1362
8a608357 1363# build settings
9987769a 1364SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1365FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1366LIBPREF="lib"
1367LIBSUF=".a"
c5f14466
RP
1368FULLNAME='$(NAME)$(BUILDSUF)'
1369LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1370SLIBPREF="lib"
1371SLIBSUF=".so"
c5f14466 1372SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1373SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1374SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1375LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1376
7e6c86e6
MR
1377CC_O='-o $@'
1378
f0125de9 1379host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1380host_libs='-lm'
1381
a7ada2ba
MR
1382target_path='.'
1383
0d7dca36
DB
1384# gcc stupidly only outputs the basename of targets with -MM, but we need the
1385# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1386DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1387DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1388
c597172e 1389# find source path
5e622c40 1390source_path="$(dirname "$0")"
497237c7 1391enable source_path_used
24524f36 1392if test -f configure; then
5e622c40 1393 source_path="$(pwd)"
497237c7 1394 disable source_path_used
c597172e 1395else
5e622c40 1396 source_path="$(cd "$source_path"; pwd)"
c597172e 1397 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1398 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1399 test -e "$source_path/config.h" &&
1400 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1401fi
1402
13cbe2c0 1403for v in "$@"; do
b04251c5
MR
1404 r=${v#*=}
1405 l=${v%"$r"}
1406 r=$(sh_quote "$r")
13cbe2c0
MR
1407 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1408done
c597172e 1409
73ef8980
MR
1410find_things(){
1411 thing=$1
1412 pattern=$2
1413 file=$source_path/$3
932ccf39 1414 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1415}
1416
1417ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1418DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1419HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1420PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1421BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1422MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1423DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1424OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1425INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1426PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1427FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1428
7483e694
DB
1429enable $ARCH_EXT_LIST \
1430 $DECODER_LIST \
1431 $ENCODER_LIST \
5666fd73 1432 $HWACCEL_LIST \
7483e694
DB
1433 $PARSER_LIST \
1434 $BSF_LIST \
1435 $DEMUXER_LIST \
1436 $MUXER_LIST \
f7679c54 1437 $FILTER_LIST \
7483e694
DB
1438 $PROTOCOL_LIST \
1439 $INDEV_LIST \
1440 $OUTDEV_LIST \
c597172e
MR
1441
1442die_unknown(){
1443 echo "Unknown option \"$1\"."
1444 echo "See $0 --help for available options."
1445 exit 1
1446}
1447
794f8e97 1448show_list() {
bf0c4afa
RP
1449 suffix=_$1
1450 shift
1451 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1452 exit 0
1453}
1454
c597172e 1455for opt do
7483e694
DB
1456 optval="${opt#*=}"
1457 case "$opt" in
0f010b2f 1458 --extra-ldflags=*) add_ldflags $optval
7483e694 1459 ;;
0f010b2f 1460 --extra-libs=*) add_extralibs $optval
7483e694 1461 ;;
8fb1cb58 1462 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1463 ;;
40bcf4c7
BL
1464 --enable-debug=*) debuglevel="$optval"
1465 ;;
7483e694 1466 --enable-*=*|--disable-*=*)
8b93ddc3 1467 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1468 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1469 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1470 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1471 $action $(filter "$name" $list)
7483e694
DB
1472 ;;
1473 --enable-?*|--disable-?*)
5e622c40 1474 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1475 if is_in $option $COMPONENT_LIST; then
fed5d54b 1476 test $action = disable && action=unset
e3773a55
MR
1477 eval $action \$$(toupper ${option%s})_LIST
1478 elif is_in $option $CMDLINE_SELECT; then
1479 $action $option
1480 else
1481 die_unknown $opt
1482 fi
7483e694
DB
1483 ;;
1484 --list-*)
1485 NAME="${opt#--list-}"
1486 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1487 NAME=${NAME%s}
1488 eval show_list $NAME \$$(toupper $NAME)_LIST
1489 ;;
1490 --help|-h) show_help
1491 ;;
1492 *)
884a36a7 1493 optname="${opt%%=*}"
26759c44
MR
1494 optname="${optname#--}"
1495 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1496 if is_in $optname $CMDLINE_SET; then
1497 eval $optname='$optval'
1498 elif is_in $optname $CMDLINE_APPEND; then
1499 append $optname "$optval"
1500 else
1501 die_unknown $opt
1502 fi
7483e694
DB
1503 ;;
1504 esac
c597172e
MR
1505done
1506
bcea99bb
MR
1507disabled logging && logfile=/dev/null
1508
13cbe2c0 1509echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1510set >> $logfile
1511
9da6609f
MR
1512test -n "$cross_prefix" && enable cross_compile
1513
adb2b908 1514ar="${cross_prefix}${ar}"
11e6d03a 1515cc_default="${cross_prefix}${cc_default}"
20e0ed95 1516nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1517ranlib="${cross_prefix}${ranlib}"
1518strip="${cross_prefix}${strip}"
1519
c5200f17
MR
1520sysinclude_default="${sysroot}/usr/include"
1521
75800dce 1522set_default cc nm sysinclude
9da6609f
MR
1523enabled cross_compile || host_cc_default=$cc
1524set_default host_cc
13c7df3d 1525
82bb3329
MR
1526exesuf() {
1527 case $1 in
1528 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1529 esac
1530}
1531
1532EXESUF=$(exesuf $target_os)
1533HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1534
e4e69e0b 1535# set temporary file name
a49d42c2 1536: ${TMPDIR:=$TEMPDIR}
c51fafa1 1537: ${TMPDIR:=$TMP}
a49d42c2 1538: ${TMPDIR:=/tmp}
e4e69e0b 1539
54460a83
MR
1540if ! check_cmd type mktemp; then
1541 # simple replacement for missing mktemp
1542 # NOT SAFE FOR GENERAL USE
1543 mktemp(){
1544 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1545 }
1546fi
1547
1548tmpfile(){
1549 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1550 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1551 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1552 append TMPFILES $tmp
1553 eval $1=$tmp
1554}
1555
1556trap 'rm -f -- $TMPFILES' EXIT
1557trap exit HUP INT TERM
1558
1559tmpfile TMPC .c
1560tmpfile TMPE $EXESUF
1561tmpfile TMPH .h
1562tmpfile TMPO .o
1563tmpfile TMPS .S
1564tmpfile TMPSH .sh
1565
1566unset -f mktemp
e4e69e0b 1567
993f2d0f
MR
1568# make sure we can execute files in $TMPDIR
1569cat > $TMPSH 2>> $logfile <<EOF
1570#! /bin/sh
1571EOF
1572chmod +x $TMPSH >> $logfile 2>&1
1573if ! $TMPSH >> $logfile 2>&1; then
1574 cat <<EOF
1575Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1576variable to another directory and make sure that it is not mounted noexec.
1577EOF
1578 die "Sanity test failed."
1579fi
993f2d0f 1580
19b4c628
MR
1581filter_cflags=echo
1582filter_cppflags=echo
1583filter_asflags=echo
1584
8f0c157a 1585if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1586 cc_type=gcc
a3d7c197 1587 cc_version=__VERSION__
aef6bd1b
MR
1588 if ! $cc -dumpversion | grep -q '^2\.'; then
1589 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1590 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1591 fi
629687f6
MR
1592elif $cc --version 2>/dev/null | grep -q Intel; then
1593 cc_type=icc
6e3fa35d 1594 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1595 CC_DEPFLAGS='-MMD'
1596 AS_DEPFLAGS='-MMD'
629687f6
MR
1597elif $cc -v 2>&1 | grep -q xlc; then
1598 cc_type=xlc
6e3fa35d 1599 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1600elif $cc -V 2>/dev/null | grep -q Compaq; then
1601 cc_type=ccc
6e3fa35d 1602 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1603 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1604 debuglevel=3
df442a8d 1605 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1606elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1607 test -d "$sysroot" || die "No valid sysroot specified."
1608 cc_type=armcc
6e3fa35d 1609 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1610 armcc_conf="$PWD/armcc.conf"
1611 $cc --arm_linux_configure \
1612 --arm_linux_config_file="$armcc_conf" \
1613 --configure_sysroot="$sysroot" \
1614 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1615 die "Error creating armcc configuration file."
1616 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1617 as_default="${cross_prefix}gcc"
07dec06e
MR
1618 CC_DEPFLAGS='-MMD'
1619 AS_DEPFLAGS='-MMD'
6fec122a
MR
1620elif $cc -version 2>/dev/null | grep -q TMS470; then
1621 cc_type=tms470
6e3fa35d 1622 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1623 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1624 CC_O='-fr=$(@D)'
1625 as_default="${cross_prefix}gcc"
1626 ld_default="${cross_prefix}gcc"
6fec122a
MR
1627 TMPO=$(basename $TMPC .c).o
1628 append TMPFILES $TMPO
1629 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1630 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1631 AS_DEPFLAGS='-MMD'
6fec122a
MR
1632 filter_cflags=tms470_flags
1633 tms470_flags(){
1634 for flag; do
1635 case $flag in
1636 -march=*|-mcpu=*)
1637 case "${flag#*=}" in
1638 armv7-a|cortex-a*) echo -mv=7a8 ;;
1639 armv7-r|cortex-r*) echo -mv=7r4 ;;
1640 armv7-m|cortex-m*) echo -mv=7m3 ;;
1641 armv6*|arm11*) echo -mv=6 ;;
1642 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1643 echo -mv=5e ;;
1644 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1645 esac
1646 ;;
1647 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1648 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1649 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1650 -Os) echo -O3 -mf=2 ;;
1651 -O[0-3]) echo $flag -mf=5 ;;
1652 -g) echo -g -mn ;;
1653 esac
1654 done
1655 }
06da6943
DC
1656elif $cc -v 2>&1 | grep -q clang; then
1657 cc_type=clang
1658 cc_version=__VERSION__
1659 CC_DEPFLAGS='-MMD'
1660 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1661elif $cc -V 2>&1 | grep -q Sun; then
1662 cc_type=suncc
1663 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1664 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1665 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1666 filter_cflags=suncc_flags
1667 suncc_flags(){
1668 for flag; do
1669 case $flag in
1670 -march=*|-mcpu=*)
1671 case "${flag#*=}" in
1672 native) echo -xtarget=native ;;
1673 v9) echo -xarch=sparc ;;
1674 ultrasparc) echo -xarch=sparcvis ;;
1675 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1676 i586|pentium) echo -xchip=pentium ;;
1677 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1678 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1679 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1680 pentium4*) echo -xtarget=pentium4 ;;
1681 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1682 *-sse3) echo -xarch=sse3 ;;
1683 core2) echo -xarch=ssse3 -xchip=core2 ;;
1684 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1685 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1686 k8|opteron|athlon64|athlon-fx)
1687 echo -xarch=sse2a ;;
1688 athlon*) echo -xarch=pentium_proa ;;
1689 esac
1690 ;;
1691 -std=c99) echo -xc99 ;;
1692 -fomit-frame-pointer) echo -xregs=frameptr ;;
1693 -fPIC) echo -KPIC -xcode=pic32 ;;
1694 -Os) echo -O5 -xspace ;;
1695 -W*,*) echo $flag ;;
1696 -f*-*|-W*) ;;
1697 *) echo $flag ;;
1698 esac
1699 done
1700 }
629687f6
MR
1701fi
1702
1703test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1704
75bafbac 1705: ${as_default:=$cc}
50567afa 1706: ${dep_cc_default:=$cc}
684b28e0 1707: ${ld_default:=$cc}
50567afa 1708set_default as dep_cc ld
75800dce 1709
07dec06e
MR
1710test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1711test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1712
7f32f40c 1713add_cflags $extra_cflags
2f2e6c7c 1714add_asflags $extra_cflags
7f32f40c 1715
154d432c
MR
1716if test -n "$sysroot"; then
1717 case "$cc_type" in
1718 gcc)
467256f2 1719 add_cppflags --sysroot="$sysroot"
154d432c
MR
1720 add_ldflags --sysroot="$sysroot"
1721 ;;
6fec122a
MR
1722 tms470)
1723 add_cppflags -I"$sysinclude"
1724 add_ldflags --sysroot="$sysroot"
1725 ;;
06da6943
DC
1726 clang)
1727 add_cppflags -isysroot="$sysroot"
1728 add_ldflags -isysroot="$sysroot"
1729 ;;
154d432c
MR
1730 esac
1731fi
1732
d22c13a8
MR
1733if test "$cpu" = host; then
1734 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1735
1736 case "$cc_type" in
1737 gcc)
1738 check_native(){
1739 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1740 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1741 }
1742 cpu=$(check_native -march || check_native -mcpu)
1743 ;;
1744 esac
1745
1746 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1747fi
1748
df5cdc24
MR
1749# Add processor-specific flags
1750case $cpu in
1751 601|ppc601|PowerPC601)
1752 cpuflags="-mcpu=601"
1753 ;;
1754 603*|ppc603*|PowerPC603*)
1755 cpuflags="-mcpu=603"
1756 ;;
1757 604*|ppc604*|PowerPC604*)
1758 cpuflags="-mcpu=604"
1759 ;;
1760 G3|g3|75*|ppc75*|PowerPC75*)
1761 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1762 ;;
1763 G4|g4|745*|ppc745*|PowerPC745*)
1764 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1765 ;;
1766 74*|ppc74*|PowerPC74*)
1767 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1768 ;;
1769 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1770 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1771 ;;
1772 Cell|CELL|cell)
1773 cpuflags="-mcpu=cell"
1774 enable ldbrx
1775 ;;
1776 # targets that do NOT support conditional mov (cmov)
1777 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1778 cpuflags="-march=$cpu"
1779 disable cmov
1780 ;;
1781 # targets that do support conditional mov (cmov)
d3ee7715 1782 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1783 cpuflags="-march=$cpu"
1784 enable cmov
1785 enable fast_cmov
1786 ;;
1787 # targets that do support conditional mov but on which it's slow
1788 pentium4|pentium4m|prescott|nocona)
1789 cpuflags="-march=$cpu"
1790 enable cmov
1791 disable fast_cmov
1792 ;;
1793 sparc64)
1794 cpuflags="-mcpu=v9"
1795 ;;
1796 arm11*|cortex*)
1797 cpuflags="-mcpu=$cpu"
1798 enable fast_unaligned
1799 ;;
1800 armv[67]*)
1801 cpuflags="-march=$cpu"
1802 enable fast_unaligned
1803 ;;
1804 armv*)
1805 cpuflags="-march=$cpu"
1806 ;;
1807 arm*)
1808 cpuflags="-mcpu=$cpu"
1809 ;;
1810 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1811 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1812 ;;
1813 bf*)
1814 cpuflags="-mcpu=$cpu"
1815 ;;
1816 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1817 cpuflags="-march=$cpu"
1818 ;;
fdcd782d
MR
1819 ap7[02]0[0-2])
1820 subarch="avr32_ap"
1821 cpuflags="-mpart=$cpu"
1822 ;;
1823 ap)
1824 subarch="avr32_ap"
1825 cpuflags="-march=$cpu"
1826 ;;
1827 uc3[ab]*)
1828 subarch="avr32_uc"
1829 cpuflags="-mcpu=$cpu"
1830 ;;
1831 uc)
1832 subarch="avr32_uc"
1833 cpuflags="-march=$cpu"
1834 ;;
df5cdc24
MR
1835 generic)
1836 ;;
1837 *)
1838 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1839 ;;
1840esac
1841
1842add_cflags $cpuflags
1843add_asflags $cpuflags
1844
993f2d0f
MR
1845# compiler sanity check
1846check_exec <<EOF
1847int main(void){ return 0; }
1848EOF
1849if test "$?" != 0; then
1850 echo "$cc is unable to create an executable file."
1851 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1852 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1853 echo "Only do this if you know what cross compiling means."
1854 fi
1855 die "C compiler test failed."
1856fi
1857
38a9c529 1858add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1859check_cflags -std=c99
50a334e4 1860check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1861#include <stdlib.h>
1862EOF
50a334e4 1863check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1864#include <stdlib.h>
1865EOF
e9b9a2f8 1866
f0125de9
MR
1867check_host_cflags -std=c99
1868
b24dbcbd 1869case "$arch" in
b24dbcbd
RP
1870 alpha)
1871 arch="alpha"
1872 enable fast_64bit
c0a02a3e 1873 check_cflags -mieee
8a3c8627 1874 spic=$shared
b24dbcbd 1875 ;;
cfdb6148
MR
1876 arm|armv[4567]*l)
1877 arch="arm"
b24dbcbd 1878 ;;
f4870943
MR
1879 avr32)
1880 ;;
cfdb6148
MR
1881 bfin)
1882 arch="bfin"
1883 ;;
1884 ia64)
1885 arch="ia64"
b24dbcbd 1886 enable fast_64bit
8a3c8627 1887 spic=$shared
0956bc9b 1888 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1889 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1890 ;;
1891 m68k)
1892 arch="m68k"
b24dbcbd 1893 ;;
de3a1240 1894 mips|mipsel|IP*)
b24dbcbd 1895 arch="mips"
8a3c8627 1896 spic=$shared
b24dbcbd 1897 ;;
de3a1240
DB
1898 mips64)
1899 arch="mips"
bae3abb0 1900 subarch="mips64"
de3a1240 1901 enable fast_64bit
8a3c8627 1902 spic=$shared
de3a1240 1903 ;;
61597a98 1904 parisc|hppa)
b24dbcbd 1905 arch="parisc"
8a3c8627 1906 spic=$shared
b24dbcbd 1907 ;;
61597a98 1908 parisc64|hppa64)
b24dbcbd
RP
1909 arch="parisc"
1910 enable fast_64bit
8a3c8627 1911 spic=$shared
b24dbcbd 1912 ;;
cfdb6148
MR
1913 "Power Macintosh"|ppc|powerpc)
1914 arch="ppc"
1915 enable fast_unaligned
1916 ;;
1917 ppc64)
1918 arch="ppc"
34d11b87 1919 subarch="ppc64"
cfdb6148
MR
1920 enable fast_64bit
1921 enable fast_unaligned
1922 ;;
b24dbcbd
RP
1923 s390|s390x)
1924 arch="s390"
1925 ;;
cfdb6148
MR
1926 sh4|sh)
1927 arch="sh4"
b24dbcbd 1928 ;;
cfdb6148
MR
1929 sparc)
1930 arch="sparc"
8a3c8627 1931 spic=$shared
cfdb6148
MR
1932 ;;
1933 sun4u|sparc64)
1934 arch="sparc"
1935 subarch="sparc64"
b24dbcbd 1936 enable fast_64bit
8a3c8627 1937 spic=$shared
b24dbcbd 1938 ;;
de27f4d9 1939 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1940 arch="x86"
1941 subarch="x86_32"
1942 enable fast_unaligned
8a3c8627 1943 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1944 int test[(int)sizeof(char*) - 7];
cfdb6148 1945EOF
de27f4d9
DC
1946 if test "$subarch" = "x86_64"; then
1947 enable cmov
1948 enable fast_cmov
1949 fi
b24dbcbd
RP
1950 ;;
1951 *)
1952 arch="unknown"
1953 ;;
1954esac
1955
62045d48 1956enable $arch $subarch
8a3c8627 1957enabled spic && enable pic
5755bc88 1958check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1959
7483e694 1960# OS specific
4f854758 1961case $target_os in
7483e694 1962 beos|haiku|zeta)
c9d19248 1963 prefix_default="$HOME/config"
7483e694 1964 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1965 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1966 case "$gcc_version" in
1967 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1968 disable mmx
1969 ;;
1970 *20010315*) echo "BeBits gcc"
0f010b2f 1971 add_cflags -fno-expensive-optimizations
7483e694
DB
1972 ;;
1973 esac
7483e694
DB
1974 SHFLAGS=-nostart
1975 # enable BeOS things
1976 enable audio_beos
1977 # no need for libm, but the inet stuff
1978 # Check for BONE
1979 # XXX: actually should check for NOT net_server
78fe7631 1980 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1981 network_extralibs="-lbind -lsocket"
1982 else
1983 enable beos_netserver
1984 network_extralibs="-lnet"
1985 fi ;;
1986 sunos)
1987 FFSERVERLDFLAGS=""
9987769a 1988 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1989 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1990 network_extralibs="-lsocket -lnsl"
50a334e4 1991 add_cppflags -D__EXTENSIONS__
7483e694
DB
1992 ;;
1993 netbsd)
07a8eef6
MR
1994 oss_indev_extralibs="-lossaudio"
1995 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1996 ;;
1997 openbsd)
89e053f8 1998 enable malloc_aligned
7c4a001a
MR
1999 # On OpenBSD 4.5. the compiler does not use PIC unless
2000 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2001 # however the generated executable will not do anything
2002 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2003 # Thus explicitly enable PIC here.
cd78208b 2004 enable pic
7483e694 2005 SHFLAGS='-shared'
07a8eef6
MR
2006 oss_indev_extralibs="-lossaudio"
2007 oss_outdev_extralibs="-lossaudio"
7483e694 2008 ;;
90b4f091 2009 freebsd|dragonfly)
89e053f8 2010 enable malloc_aligned
7483e694
DB
2011 ;;
2012 bsd/os)
2013 osextralibs="-lpoll -lgnugetopt"
2014 strip="strip -d"
2015 ;;
2016 darwin)
89e053f8 2017 enable malloc_aligned
0138c54e 2018 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2019 strip="strip -x"
2020 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2021 SLIBSUF=".dylib"
2022 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2023 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2024 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2025 objformat="macho"
1b0f6fb8 2026 enabled x86_64 && objformat="macho64"
8dfa86f7 2027 enabled_any pic shared ||
2704bd1a 2028 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2029 ;;
2030 mingw32*)
ad7da0b5
RP
2031 # Only WinXP or greater are supported
2032 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2033 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2034 disable network
2035 else
2036 target_os=mingw32
2037 fi
dcc01c06 2038 LIBTARGET=i386
1fc9fb8a 2039 if enabled x86_64; then
89e053f8 2040 enable malloc_aligned
dcc01c06 2041 LIBTARGET=x64
336cc1b0
MS
2042 elif enabled arm; then
2043 LIBTARGET=arm
dcc01c06 2044 fi
fbd971a4 2045 shlibdir_default="$bindir_default"
7483e694
DB
2046 disable ffserver
2047 SLIBPREF=""
2048 SLIBSUF=".dll"
7483e694
DB
2049 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2050 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2051 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2052 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2053 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2054 install -d "$(LIBDIR)"; \
2055 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2056 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2057 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2058 objformat="win32"
bc574408 2059 enable dos_paths
1894e741 2060 check_cflags -fno-common
b1549d61 2061 if ! enabled x86_64; then
f7ad5aa2
RP
2062 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2063 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2064 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2065 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2066 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2067 fi
7483e694
DB
2068 ;;
2069 cygwin*)
4f854758 2070 target_os=cygwin
fbd971a4 2071 shlibdir_default="$bindir_default"
7483e694
DB
2072 SLIBPREF="cyg"
2073 SLIBSUF=".dll"
2074 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2075 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2076 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2077 objformat="win32"
bc574408 2078 enable dos_paths
1894e741 2079 check_cflags -fno-common
7483e694 2080 ;;
4f365f37 2081 *-dos|freedos|opendos)
fdf11906 2082 disable ffplay ffserver
4f365f37
MK
2083 disable $INDEV_LIST $OUTDEV_LIST
2084 network_extralibs="-lsocket"
ff1c015d 2085 objformat="coff"
bc574408 2086 enable dos_paths
4f365f37 2087 ;;
7483e694 2088 linux)
7483e694
DB
2089 enable dv1394
2090 ;;
2091 irix*)
4f854758 2092 target_os=irix
7483e694
DB
2093 ranlib="echo ignoring ranlib"
2094 ;;
d22e8442 2095 os/2*)
d22e8442
DY
2096 strip="lxlite"
2097 ln_s="cp -f"
d22e8442 2098 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2099 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2100 FFSERVERLDFLAGS=""
287d3b13 2101 LIBSUF="_s.a"
d22e8442
DY
2102 SLIBPREF=""
2103 SLIBSUF=".dll"
2104 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2105 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2106 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2107 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2108 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2109 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2110 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2111 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2112 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2113 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2114 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2115 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2116 enable dos_paths
d22e8442 2117 ;;
83993c1c
AM
2118 gnu/kfreebsd)
2119 ;;
34e82167 2120 gnu)
34e82167 2121 ;;
d22e8442 2122
7483e694 2123 *)
4f924f9a 2124 die "Unknown OS '$target_os'."
7483e694
DB
2125 ;;
2126esac
2127
c9d19248
MR
2128set_default $PATHS_LIST
2129
c597172e 2130add_extralibs $osextralibs
de6d9b64 2131
28d8e661
DB
2132# Combine FFLDFLAGS and the LDFLAGS environment variable.
2133LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2134
320d060a 2135# we need to build at least one lib type
93b3c083 2136if ! enabled_any static shared; then
320d060a
DB
2137 cat <<EOF
2138At least one library type must be built.
2139Specify --enable-static to build the static libraries or --enable-shared to
2140build the shared libraries as well. To only build the shared libraries specify
2141--disable-static in addition to --enable-shared.
2142EOF
2143 exit 1;
2144fi
2145
abc4e572 2146disabled static && LIBNAME=""
2a320695 2147
a2234ceb
RP
2148if enabled_any libfaad libfaadbin ; then
2149 if check_header faad.h; then
295b8c70 2150 check_cc <<EOF
a2234ceb
RP
2151#include <faad.h>
2152#ifndef FAAD2_VERSION
2153ok faad1
2154#endif
db817cf3 2155int main(void) { return 0; }
a2234ceb
RP
2156EOF
2157 test $? = 0 && enable libfaad2
2158 else
ff3dac65 2159 die "FAAD test failed."
a2234ceb
RP
2160 fi
2161fi
2162
2163
2184c6f7 2164die_license_disabled() {
4c27207c 2165 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2166}
2167
2168die_license_disabled gpl libfaad2
2169die_license_disabled gpl libx264
2170die_license_disabled gpl libxvid
2171die_license_disabled gpl postproc
2172die_license_disabled gpl x11grab
2173
2f7ae63b 2174die_license_disabled nonfree libfaac
b2e3c528 2175
0b175caa
DB
2176die_license_disabled version3 libopencore_amrnb
2177die_license_disabled version3 libopencore_amrwb
2178
9cad0e4e 2179enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2180
9eeed841 2181check_deps $ARCH_EXT_LIST
0f3cb305 2182
40617a6d 2183disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2184
e276d9e8
MR
2185enable_pic() {
2186 enable pic
bce7b696
MR
2187 add_cppflags -DPIC
2188 add_cflags -fPIC
2189 add_asflags -fPIC
e276d9e8
MR
2190}
2191
2192enabled pic && enable_pic
bce7b696 2193
b4d96ba2
MR
2194check_cc <<EOF || die "Symbol mangling check failed."
2195int ff_extern;
2196EOF
2f05d9c1 2197sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2198extern_prefix=${sym%%ff_extern*}
2199
f65883c8
MR
2200check_cc <<EOF && enable inline_asm
2201void foo(void) { __asm__ volatile ("" ::); }
2202EOF
61d251db 2203
df5e3978
MR
2204_restrict=
2205for restrict_keyword in restrict __restrict__ __restrict; do
2206 check_cc <<EOF && _restrict=$restrict_keyword && break
2207void foo(char * $restrict_keyword p);
2208EOF
2209done
2210
2211check_cc <<EOF && enable attribute_packed
2212struct { int x; } __attribute__((packed)) x;
2213EOF
2214
2215check_cc <<EOF || die "endian test failed"
2216unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2217EOF
2218od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2219
fa0912fe 2220if enabled arm; then
e45391bb 2221
50fa82e6
MR
2222 check_cflags -marm
2223
fa0912fe
MR
2224 check_ld <<EOF && enable vfp_args
2225__asm__ (".eabi_attribute 28, 1");
2226int main(void) { return 0; }
2227EOF
2228
2229 # We have to check if pld is a nop and disable it.
2230 check_asm pld '"pld [r0]"'
2231
2232 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2233 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2234 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2235 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2236 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2237 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2238
e276d9e8
MR
2239 enabled_all armv6t2 shared !pic && enable_pic
2240
fa0912fe 2241elif enabled mips; then
e45391bb 2242
fa0912fe
MR
2243 check_asm loongson '"dmult.g $1, $2, $3"'
2244 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2245
fa0912fe 2246elif enabled ppc; then
e45391bb 2247
fa0912fe
MR
2248 check_asm dcbzl '"dcbzl 0, 1"'
2249 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2250 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2251
2252 # AltiVec flags: The FSF version of GCC differs from the Apple version
2253 if enabled altivec; then
2254 check_cflags -maltivec -mabi=altivec &&
2255 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2256 check_cflags -faltivec
2257
2258 # check if our compiler supports Motorola AltiVec C API
2259 check_cc <<EOF || disable altivec
2260$inc_altivec_h
2261int main(void) {
2262 vector signed int v1, v2, v3;
2263 v1 = vec_add(v2,v3);
2264 return 0;
2265}
2266EOF
2267
2268 # check if our compiler supports braces for vector declarations
2269 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2270$inc_altivec_h
2271int main (void) { (vector int) {1}; return 0; }
2272EOF
2273 fi
e45391bb 2274
fa0912fe 2275elif enabled sparc; then
e45391bb 2276
fa0912fe
MR
2277 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2278 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2279
fa0912fe 2280elif enabled x86; then
e45391bb 2281
44965991
PI
2282 # check whether EBP is available on x86
2283 # As 'i' is stored on the stack, this program will crash
2284 # if the base pointer is used to access it because the
2285 # base pointer is cleared in the inline assembly code.
7dfef245 2286 check_exec_crash <<EOF && enable ebp_available
44965991 2287 volatile int i=0;
be449fca 2288 __asm__ volatile (
44965991
PI
2289 "xorl %%ebp, %%ebp"
2290 ::: "%ebp");
2291 return i;
44965991
PI
2292EOF
2293
f494213c 2294 # check whether EBX is available on x86
7cee5421
MR
2295 check_asm ebx_available '""::"b"(0)' &&
2296 check_asm ebx_available '"":::"%ebx"'
8e380710 2297
d3a4b4e0
DB
2298 # check whether more than 10 operands are supported
2299 check_cc <<EOF && enable ten_operands
2300int main(void) {
2301 int x=0;
2302 __asm__ volatile(
2303 ""
2304 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2305 );
2306 return 0;
2307}
2308EOF
2309
d7f0920b 2310 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2311 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2312 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2313
2314 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2315
d52481b9 2316 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2317 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2318 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2319 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2320 case "$objformat" in
2321 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2322 esac
7595a5e4 2323 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2324
669b5583
MR
2325 case "$cpu" in
2326 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2327 disable fast_clz
2328 ;;
2329 esac
2330
44965991
PI
2331fi
2332
a98bb16d
RP
2333if check_func dlopen; then
2334 ldl=
2335elif check_func dlopen -ldl; then
2336 ldl=-ldl
8bf5d58f
MN
2337fi
2338
75ecf149
DB
2339# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2340check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2341
7483e694 2342check_func fork
84882df6 2343check_func getaddrinfo $network_extralibs
7483e694
DB
2344check_func gethrtime
2345check_func getrusage
094c09bb 2346check_func inet_aton $network_extralibs
abfc8d05 2347check_func isatty
7483e694
DB
2348check_func memalign
2349check_func mkstemp
1f91cdce 2350check_func posix_memalign
b507ebd1 2351check_func_headers io.h setmode
e4673692 2352check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2353check_func_headers windows.h GetProcessTimes
7c5bfe7a 2354check_func_headers windows.h VirtualAlloc
6ffa87d3 2355
e16e49ac 2356check_header conio.h
a98bb16d
RP
2357check_header dlfcn.h
2358check_header malloc.h
bf6ce82d 2359check_header poll.h
b58412f1 2360check_header sys/mman.h
b091aa44 2361check_header sys/resource.h
bf6ce82d 2362check_header sys/select.h
a98bb16d 2363check_header termios.h
272081b0
CEH
2364check_header vdpau/vdpau.h
2365check_header vdpau/vdpau_x11.h
68178ca9 2366check_header X11/extensions/XvMClib.h
a98bb16d 2367
89e053f8
MR
2368if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2369 enabled_any $need_memalign ; then
1f91cdce 2370 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2371fi
e16e49ac 2372
a4fa192c 2373disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2374disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2375
2376# check for some common methods of building with pthread support
2377# do this before the optional library checks as some of them require pthreads
2378if enabled pthreads; then
9e7fd101
MR
2379 if check_func pthread_create; then
2380 :
2381 elif check_func pthread_create -pthread; then
2382 add_cflags -pthread
afc9aee2 2383 add_extralibs -pthread
9e7fd101
MR
2384 elif check_func pthread_create -pthreads; then
2385 add_cflags -pthreads
afc9aee2 2386 add_extralibs -pthreads
8d94f606
GT
2387 elif check_func pthread_create -lpthreadGC2; then
2388 add_extralibs -lpthreadGC2
9e7fd101
MR
2389 elif ! check_lib pthread.h pthread_create -lpthread; then
2390 die "ERROR: can't find pthreads library"
2391 fi
57bd82d4
MR
2392fi
2393
8eee7025 2394for thread in $THREADS_LIST; do
e5f94c2b 2395 if enabled $thread; then
3ae3b721
RP
2396 test -n "$thread_type" &&
2397 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2398 thread_type="$thread"
e5f94c2b
RP
2399 fi
2400done
2401
fdf88598 2402check_lib math.h sin -lm
ff418735 2403check_lib va/va.h vaInitialize -lva
fdf88598 2404
6b7c7703
VS
2405check_func exp2
2406check_func exp2f
ad420e25
MR
2407check_func llrint
2408check_func log2
6b7c7703 2409check_func log2f
ad420e25
MR
2410check_func lrint
2411check_func lrintf
2412check_func round
2413check_func roundf
2414check_func truncf
f32adb22 2415
57bd82d4 2416# these are off by default, so fail if requested and not available
79fda097 2417enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2418enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2419 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2420 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2421enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2422enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2423enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2424enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2425enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2426enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2427enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2428enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2429enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2430 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2431enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2432enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2433enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2434enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2435 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2436 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2437enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2438enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2439
0b4a1821
AS
2440# libdc1394 check
2441if enabled libdc1394; then
2442 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2443 enable libdc1394_2; } ||
2444 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2445 enable libdc1394_1; } ||
2446 die "ERROR: No version of libdc1394 found "
2447fi
2448
497237c7
RP
2449disable sdl_too_old
2450disable sdl
6a1a892f 2451SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2452if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2453 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2454 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2455 temp_cflags $sdl_cflags
b4f93564 2456 temp_extralibs $sdl_libs
1ca5d97f 2457 if check_lib2 SDL.h SDL_Init; then
5e622c40 2458 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2459 if test "$_sdlversion" -lt 121 ; then
497237c7 2460 enable sdl_too_old
dcd479c0 2461 else
497237c7 2462 enable sdl
225e21ef 2463 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2464#include <SDL.h>
d6773f56 2465int main(int argc, char **argv){
29f3b38a
MR
2466 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2467 int w = vi->current_w;
2468 return 0;
2469}
2470EOF
dcd479c0
MR
2471 fi
2472 fi
29f3b38a 2473 restore_flags
c3f6b472 2474fi
57bd82d4 2475
2270b4b2 2476texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2477
73b46a95 2478if enabled network; then
96000432 2479 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2480 check_type netdb.h "struct addrinfo"
33a4dbdd 2481 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2482 # Prefer arpa/inet.h over winsock2
2483 if check_header arpa/inet.h ; then
2484 check_func closesocket
2485 elif check_header winsock2.h ; then
f4c13872
MS
2486 check_func_headers winsock2.h closesocket -lws2 && \
2487 network_extralibs="-lws2" || \
2488 { check_func_headers winsock2.h closesocket -lws2_32 && \
2489 network_extralibs="-lws2_32"; }
72be9e73 2490 check_type ws2tcpip.h socklen_t
c0018613 2491 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2492 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2493 else
2494 disable network
73b46a95
RP
2495 fi
2496fi
2497
b6f3d925 2498enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2499#include <sys/types.h>
2500#include <sys/socket.h>
2501#include <netinet/in.h>
2502#include <netdb.h>
db817cf3 2503int main(void) {
7483e694
DB
2504 struct sockaddr_storage saddr;
2505 struct ipv6_mreq mreq6;
2506 getaddrinfo(0,0,0,0);
2507 getnameinfo(0,0,0,0,0,0,0);
2508 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2509}
2510EOF
2511
06e31011
RP
2512check_header linux/videodev.h
2513check_header linux/videodev2.h
1b6e8b73 2514check_header sys/videoio.h
47f38850 2515
2446d3d6 2516check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2517
f8aa696f 2518# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2519{ check_header dev/bktr/ioctl_meteor.h &&
2520 check_header dev/bktr/ioctl_bt848.h; } ||
2521{ check_header machine/ioctl_meteor.h &&
2522 check_header machine/ioctl_bt848.h; } ||
2523{ check_header dev/video/meteor/ioctl_meteor.h &&
2524 check_header dev/video/bktr/ioctl_bt848.h; } ||
2525check_header dev/ic/bt8xx.h
f8aa696f 2526
c7682de0
RP
2527check_header sys/soundcard.h
2528check_header soundcard.h
deb29777 2529
b6f3d925 2530enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2531
0e57fe17 2532enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2533
56a059ac 2534enabled x11grab &&
f58f4ce1
GP
2535check_header X11/Xlib.h &&
2536check_header X11/extensions/XShm.h &&
0a045661 2537check_header X11/extensions/Xfixes.h &&
f58f4ce1 2538check_func XOpenDisplay -lX11 &&
781c1aa6
R
2539check_func XShmCreateImage -lX11 -lXext &&
2540check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2541
598ef02b 2542if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2543check_cpp_condition \
2544 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2545 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2546 disable vdpau; }
abf649c7 2547fi
deda2a4a 2548
95e561ec 2549enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2550
2551# add some useful compiler flags if supported
2552check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2553check_cflags -Wall
2554check_cflags -Wno-switch
c07bd6a9
MN
2555check_cflags -Wdisabled-optimization
2556check_cflags -Wpointer-arith
2557check_cflags -Wredundant-decls
cc1fb623 2558check_cflags -Wno-pointer-sign
f4929996 2559check_cflags -Wcast-qual
9aceb3cf 2560check_cflags -Wwrite-strings
652a5bf6 2561check_cflags -Wtype-limits
764551c6 2562check_cflags -Wundef
5af4e0cc 2563enabled extra_warnings && check_cflags -Winline
cf9d24ad 2564
57bd82d4 2565# add some linker flags
5c0e9479 2566check_ldflags -Wl,--warn-common
8351d2ba
DB
2567check_ldflags -Wl,--as-needed
2568check_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 2569check_ldflags -Wl,-Bsymbolic
94a3401e 2570
bd2216e4
MR
2571if enabled small; then
2572 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2573 optimizations="small"
2574elif enabled optimizations; then
629687f6 2575 if enabled xlc; then
0f010b2f
DB
2576 add_cflags -O5
2577 add_ldflags -O5
03279bbe
MK
2578 elif enabled suncc; then
2579 add_cflags -O5
df442a8d
MR
2580 elif enabled ccc; then
2581 add_cflags -fast
cf9d24ad 2582 else
0f010b2f 2583 add_cflags -O3
cf9d24ad 2584 fi
cddf3f45 2585fi
11fdbc44 2586check_cflags -fno-math-errno
b2eb2ff0 2587check_cflags -fno-signed-zeros
cddf3f45 2588
629687f6 2589if enabled icc; then
b1598b58
MR
2590 # Just warnings, no remarks
2591 check_cflags -w1
2592 # -wd: Disable following warnings
2593 # 144, 167, 556: -Wno-pointer-sign
2594 # 10006: ignoring unknown option -fno-signed-zeros
2595 # 10156: ignoring option '-W'; no argument required
2596 check_cflags -wd144,167,556,10006,10156
2597 # 11030: Warning unknown option --as-needed
2598 # 10156: ignoring option '-export'; no argument required
2599 check_ldflags -wd10156,11030
2600 # Allow to compile with optimizations
2601 check_ldflags -march=$cpu
be2cf98a
CEH
2602 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2603 enable ebp_available
df442a8d
MR
2604elif enabled ccc; then
2605 # disable some annoying warnings
2606 add_cflags -msg_disable cvtu32to64
2607 add_cflags -msg_disable embedcomment
2608 add_cflags -msg_disable needconstext
2609 add_cflags -msg_disable nomainieee
2610 add_cflags -msg_disable ptrmismatch1
2611 add_cflags -msg_disable unreachcode
973859f5
MR
2612elif enabled gcc; then
2613 check_cflags -fno-tree-vectorize
06da6943
DC
2614elif enabled clang; then
2615 check_cflags -Qunused-arguments
504a64b9
CEH
2616fi
2617
90be59ef 2618if enabled gprof; then
0f010b2f
DB
2619 add_cflags -p
2620 add_ldflags -p
1db54e20
DB
2621fi
2622
7f3c02fc 2623# Find out if the .align argument is a power of two or not.
9377b6ce 2624check_asm asmalign_pot '".align 3"'
4454dc1b 2625
7483e694
DB
2626enabled_any $DECODER_LIST && enable decoders
2627enabled_any $ENCODER_LIST && enable encoders
5666fd73 2628enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2629enabled_any $BSF_LIST && enable bsfs
2630enabled_any $DEMUXER_LIST && enable demuxers
2631enabled_any $MUXER_LIST && enable muxers
f7679c54 2632enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2633enabled_any $INDEV_LIST && enable indevs
2634enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2635enabled_any $PROTOCOL_LIST && enable protocols
2636
2637enabled_any $THREADS_LIST && enable threads
2638
2639check_deps $CONFIG_LIST \
b6bb00b0 2640 $CONFIG_EXTRA \
7483e694
DB
2641 $HAVE_LIST \
2642 $DECODER_LIST \
2643 $ENCODER_LIST \
5666fd73 2644 $HWACCEL_LIST \
7483e694
DB
2645 $PARSER_LIST \
2646 $BSF_LIST \
2647 $DEMUXER_LIST \
2648 $MUXER_LIST \
f7679c54 2649 $FILTER_LIST \
7483e694
DB
2650 $INDEV_LIST \
2651 $OUTDEV_LIST \
2652 $PROTOCOL_LIST \
f70f03f6 2653
3e89171a 2654echo "install prefix $prefix"
f36958f8
DB
2655echo "source path $source_path"
2656echo "C compiler $cc"
bfd5afd8 2657echo ".align is power-of-two $asmalign_pot"
f36958f8 2658echo "ARCH $arch ($cpu)"
ce8871c2
MR
2659if test "$build_suffix" != ""; then
2660 echo "build suffix $build_suffix"
eb94aca9 2661fi
ac63af34
DB
2662if test "$extra_version" != ""; then
2663 echo "version string suffix $extra_version"
2664fi
0db2ce77 2665echo "big-endian ${bigendian-no}"
e90f5b5a 2666echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2667if enabled x86; then
af44e8e4 2668 echo "yasm ${yasm-no}"
0db2ce77 2669 echo "MMX enabled ${mmx-no}"
30e98e62 2670 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2671 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2672 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2673 echo "SSE enabled ${sse-no}"
30e98e62 2674 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2675 echo "CMOV enabled ${cmov-no}"
2676 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2677 echo "EBX available ${ebx_available-no}"
2678 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2679 echo "10 operands supported ${ten_operands-no}"
e41e8342 2680fi
5b6c2cbd 2681if enabled arm; then
0db2ce77
MR
2682 echo "ARMv5TE enabled ${armv5te-no}"
2683 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2684 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2685 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2686 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2687 echo "NEON enabled ${neon-no}"
eba9ae3c 2688fi
5b6c2cbd 2689if enabled mips; then
0db2ce77 2690 echo "MMI enabled ${mmi-no}"
e41e8342 2691fi
5b6c2cbd 2692if enabled ppc; then
0db2ce77 2693 echo "AltiVec enabled ${altivec-no}"
30e98e62 2694 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2695 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2696 echo "performance report ${powerpc_perf-no}"
2697fi
2698if enabled sparc; then
2699 echo "VIS enabled ${vis-no}"
e41e8342 2700fi
0db2ce77
MR
2701echo "gprof enabled ${gprof-no}"
2702echo "debug symbols ${debug-no}"
87a0fb62 2703echo "strip symbols ${stripping-no}"
8400d6b8 2704echo "optimizations ${optimizations-no}"
0db2ce77
MR
2705echo "static ${static-no}"
2706echo "shared ${shared-no}"
4a24ab64 2707echo "postprocessing support ${postproc-no}"
f7679c54 2708echo "new filter support ${avfilter-no}"
81124ba0 2709echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2710echo "network support ${network-no}"
90be59ef 2711if enabled network; then
0db2ce77 2712 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2713fi
0db2ce77
MR
2714echo "threading support ${thread_type-no}"
2715echo "SDL support ${sdl-no}"
90be59ef 2716if enabled sdl_too_old; then
bfd5afd8
DB
2717 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2718fi
0db2ce77
MR
2719echo "Sun medialib support ${mlib-no}"
2720echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2721echo "libdc1394 support ${libdc1394-no}"
690bfceb 2722echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2723echo "libfaac enabled ${libfaac-no}"
2724echo "libfaad enabled ${libfaad-no}"
7e0871a7 2725echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2726echo "libgsm enabled ${libgsm-no}"
2727echo "libmp3lame enabled ${libmp3lame-no}"
2728echo "libnut enabled ${libnut-no}"
0b175caa
DB
2729echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2730echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2731echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2732echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2733echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2734echo "libtheora enabled ${libtheora-no}"
2735echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2736echo "libx264 enabled ${libx264-no}"
2737echo "libxvid enabled ${libxvid-no}"
0db2ce77 2738echo "zlib enabled ${zlib-no}"
f402916e 2739echo "bzlib enabled ${bzlib-no}"
2c62e737 2740echo
de6d9b64 2741
5666fd73 2742for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2743 echo "Enabled ${type}s:"
f65c9da1 2744 eval list=\$$(toupper $type)_LIST
8138b9db 2745 for part in $list; do
f65c9da1
MR
2746 enabled $part && echo ${part%_*}
2747 done | sort | pr -3 -t
2748 echo
8138b9db
RP
2749done
2750
ba7a7039 2751license="LGPL version 2.1 or later"
ba321adb 2752if enabled nonfree; then
ba7a7039 2753 license="nonfree and unredistributable"
9cad0e4e
DB
2754elif enabled gplv3; then
2755 license="GPL version 3 or later"
2756elif enabled lgplv3; then
2757 license="LGPL version 3 or later"
ba321adb 2758elif enabled gpl; then
ba7a7039 2759 license="GPL version 2 or later"
ba321adb
JK
2760fi
2761
2762echo "License: $license"
ca5323af 2763
cf1392e9
DB
2764echo "Creating config.mak and config.h..."
2765
ad212cc6
MR
2766enabled stripping || strip="echo skipping strip"
2767
173c983b
MR
2768cat > config.mak <<EOF
2769# Automatically generated by configure - do not modify!
2770ifndef FFMPEG_CONFIG_MAK
2771FFMPEG_CONFIG_MAK=1
2772FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2773prefix=$prefix
2774LIBDIR=\$(DESTDIR)$libdir
2775SHLIBDIR=\$(DESTDIR)$shlibdir
2776INCDIR=\$(DESTDIR)$incdir
2777BINDIR=\$(DESTDIR)$bindir
2778DATADIR=\$(DESTDIR)$datadir
2779MANDIR=\$(DESTDIR)$mandir
2780SRC_PATH="$source_path"
2781SRC_PATH_BARE=$source_path
2782BUILD_ROOT="$PWD"
2783ARCH=$arch
2784CC=$cc
2785AS=$as
2786LD=$ld
2787DEPCC=$dep_cc
2788YASM=$yasmexe
2789AR=$ar
2790RANLIB=$ranlib
2791LN_S=$ln_s
2792STRIP=$strip
2793CPPFLAGS=$CPPFLAGS
2794CFLAGS=$CFLAGS
2795ASFLAGS=$ASFLAGS
2796CC_O=$CC_O
2797LDFLAGS=$LDFLAGS
2798FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2799SHFLAGS=$SHFLAGS
2800YASMFLAGS=$YASMFLAGS
2801BUILDSUF=$build_suffix
2802FULLNAME=$FULLNAME
2803LIBPREF=$LIBPREF
2804LIBSUF=$LIBSUF
2805LIBNAME=$LIBNAME
2806SLIBPREF=$SLIBPREF
2807SLIBSUF=$SLIBSUF
2808EXESUF=$EXESUF
2809EXTRA_VERSION=$extra_version
2810DEPFLAGS=$DEPFLAGS
2811CCDEP=$CCDEP
2812ASDEP=$ASDEP
2813CC_DEPFLAGS=$CC_DEPFLAGS
2814AS_DEPFLAGS=$AS_DEPFLAGS
2815HOSTCC=$host_cc
2816HOSTCFLAGS=$host_cflags
2817HOSTEXESUF=$HOSTEXESUF
2818HOSTLDFLAGS=$host_ldflags
2819HOSTLIBS=$host_libs
2820TARGET_EXEC=$target_exec
2821TARGET_PATH=$target_path
2822SDL_LIBS=$sdl_libs
2823SDL_CFLAGS=$sdl_cflags
2824LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2825EXTRALIBS=$extralibs
2826EOF
5a872801 2827
719c8e00
MR
2828get_version(){
2829 name=$1
2830 file=$source_path/$2
147e7692
MR
2831 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2832 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2833 lcname=$(tolower $name)
2834 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2835 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2836}
2837
147e7692
MR
2838get_version LIBSWSCALE libswscale/swscale.h
2839get_version LIBPOSTPROC libpostproc/postprocess.h
2840get_version LIBAVCODEC libavcodec/avcodec.h
2841get_version LIBAVDEVICE libavdevice/avdevice.h
2842get_version LIBAVFORMAT libavformat/avformat.h
2843get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2844get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2845
173c983b
MR
2846enabled shared && cat >> config.mak <<EOF
2847LIBTARGET=${LIBTARGET}
2848SLIBNAME=${SLIBNAME}
2849SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2850SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2851SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2852SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2853SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2854SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2855EOF
523ef551 2856
173c983b
MR
2857enabled asmalign_pot || align_shift="1 <<"
2858
2859cat > $TMPH <<EOF
2860/* Automatically generated by configure - do not modify! */
2861#ifndef FFMPEG_CONFIG_H
2862#define FFMPEG_CONFIG_H
2863#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2864#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2865#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2866#define CC_TYPE "$cc_type"
2867#define CC_VERSION $cc_version
2868#define restrict $_restrict
2869#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2870#define EXTERN_PREFIX "${extern_prefix}"
2871#define EXTERN_ASM ${extern_prefix}
2872EOF
523ef551
DB
2873
2874if enabled small || disabled optimizations; then
2875 echo "#define av_always_inline" >> $TMPH
2876fi
2877
3d907e22
MR
2878print_config ARCH_ $TMPH config.mak $ARCH_LIST
2879print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2880print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2881 $CONFIG_EXTRA \
7483e694
DB
2882 $DECODER_LIST \
2883 $ENCODER_LIST \
5666fd73 2884 $HWACCEL_LIST \
7483e694
DB
2885 $PARSER_LIST \
2886 $BSF_LIST \
2887 $DEMUXER_LIST \
2888 $MUXER_LIST \
f7679c54 2889 $FILTER_LIST \
7483e694
DB
2890 $PROTOCOL_LIST \
2891 $INDEV_LIST \
2892 $OUTDEV_LIST \
8ac17293 2893
9c05103f 2894echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2895echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2896
b7860763 2897# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2898cmp -s $TMPH config.h &&
2899 echo "config.h is unchanged" ||
2900 mv -f $TMPH config.h
3d204385 2901
165af439 2902# build tree in object directory if source path is different from current one
90be59ef 2903if enabled source_path_used; then
b767b9cd
MR
2904 DIRS="
2905 doc
2906 libavcodec
2907 libavcodec/$arch
2908 libavdevice
2909 libavfilter
2910 libavformat
2911 libavutil
2912 libavutil/$arch
2913 libpostproc
2914 libswscale
2915 libswscale/$arch
2916 tests
2917 tools
2918 "
2919 FILES="
2920 Makefile
2921 common.mak
2922 subdir.mak
2923 doc/texi2pod.pl
2924 libavcodec/Makefile
2925 libavdevice/Makefile
2926 libavfilter/Makefile
2927 libavformat/Makefile
2928 libavutil/Makefile
2929 libpostproc/Makefile
2930 libswscale/Makefile
2931 "
165af439 2932 for dir in $DIRS ; do
7483e694 2933 mkdir -p $dir
165af439
MR
2934 done
2935 for f in $FILES ; do
20369773 2936 $ln_s "$source_path/$f" $f
165af439
MR
2937 done
2938fi
def4272a 2939
def4272a 2940
d0674868 2941# build pkg-config files
def4272a 2942
d0674868
DB
2943pkgconfig_generate(){
2944name=$1
b0dfd108 2945shortname=${name#lib}${build_suffix}
d0674868
DB
2946comment=$2
2947version=$3
2948libs=$4
2949requires=$5
25cd5cb3 2950cat <<EOF > $name/$name.pc
3e89171a 2951prefix=$prefix
a94e666c 2952exec_prefix=\${prefix}
f2b7382c 2953libdir=$libdir
7622778e 2954includedir=$incdir
def4272a 2955
d0674868
DB
2956Name: $name
2957Description: $comment
2958Version: $version
8cd6b388 2959Requires: $(enabled shared || echo $requires)
5dcfe9f8 2960Requires.private: $(enabled shared && echo $requires)
def4272a 2961Conflicts:
8cd6b388 2962Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2963Libs.private: $(enabled shared && echo $libs)
76a448ed 2964Cflags: -I\${includedir}
def4272a 2965EOF
25cd5cb3 2966cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2967prefix=
2968exec_prefix=
46d1ff83 2969libdir=\${pcfiledir}
1d44d365 2970includedir=${source_path}
def4272a 2971
d0674868
DB
2972Name: $name
2973Description: $comment
2974Version: $version
2975Requires: $requires
def4272a 2976Conflicts:
12701f6e 2977Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2978Cflags: -I\${includedir}
2979EOF
d0674868 2980}
def4272a 2981
e426941d 2982pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2983pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2984pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2985pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2986enabled avfilter &&
46983309 2987 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2988enabled postproc &&
e426941d 2989 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2990pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"