cosmetics: Use C-style comment delimiters with #endif directives.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
5# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6# Copyright (c) 2005-2006 Diego Biurrun
7# Copyright (c) 2005-2006 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
cde2d79a 10# make sure we are running under a compatible shell
c21d6325
MR
11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
2270b4b2 15 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
16}
17
5237ce67 18unset foo
2270b4b2 19(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
20E1="$?"
21
2270b4b2 22(: ${foo?}) 2> /dev/null
0dbe81bb
MR
23E2="$?"
24
25if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
27 export FF_CONF_EXEC
28 if test "0$FF_CONF_EXEC" -lt 1; then
29 FF_CONF_EXEC=1
30 try_exec bash "$0" "$@"
31 fi
32 if test "0$FF_CONF_EXEC" -lt 2; then
33 FF_CONF_EXEC=2
34 try_exec ksh "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 3; then
37 FF_CONF_EXEC=3
38 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
39 fi
40 echo "No compatible shell script interpreter found."
fc53da20 41 echo "This configure script requires a POSIX-compatible shell"
c21d6325 42 echo "such as bash or ksh."
505dfb09
DB
43 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
44 echo "Instead, install a working POSIX-compatible shell."
45 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
46 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
47 echo "This bash version ($BASH_VERSION) is broken on your platform."
48 echo "Upgrade to a later version if available."
49 fi
cde2d79a
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50 exit 1
51fi
52
74c53c2d
MR
53show_help(){
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
56 echo
57 echo "Standard options:"
58 echo " --help print this message"
8c6afa4d
DB
59 echo " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
3e89171a 61 echo " --prefix=PREFIX install in PREFIX [$prefix]"
74c53c2d 62 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 63 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 64 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 65 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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66 echo " --enable-static build static libraries [default=yes]"
67 echo " --disable-static do not build static libraries [default=no]"
68 echo " --enable-shared build shared libraries [default=no]"
69 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
70 echo " --enable-gpl allow use of GPL code, the resulting libav*"
71 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
DB
72 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
73 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 74 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 75 echo " --enable-swscale software scaler support [default=no]"
f7679c54
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76 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
77 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 78 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 79 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 80 echo " --enable-pthreads use pthreads [default=no]"
eb113804 81 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 82 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
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83 echo
84 echo "External library support:"
5ce265a1 85 echo " --enable-mlib use Sun medialib [default=no]"
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86 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
87 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 88 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
89 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
90 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
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91 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
92 echo " and libraw1394 [default=no]"
690bfceb 93 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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94 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
95 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 96 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 97 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 98 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
99 echo " --enable-libnut enable NUT (de)muxing via libnut,"
100 echo " native demuxer exists [default=no]"
f7cd9eed 101 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
71757822 102 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
f9def9cc
DB
103 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
104 echo " native implementation exists [default=no]"
1cc60c47
DB
105 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
106 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 107 echo " native MPEG-4/Xvid encoder exists [default=no]"
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108 echo ""
109 echo "Advanced options (experts only):"
110 echo " --source-path=PATH path to source code [$source_path]"
111 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 112 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 113 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 114 echo " --cc=CC use C compiler CC [$cc]"
74c53c2d
MR
115 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
116 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
117 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
118 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 119 echo " --arch=ARCH select architecture [$arch]"
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DB
120 echo " --cpu=CPU selects the minimum cpu required (affects"
121 echo " instruction selection, may crash on older CPUs)"
2b4c3615 122 echo " --enable-powerpc-perf enable performance report on PPC"
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123 echo " (requires enabling PMC)"
124 echo " --disable-mmx disable MMX usage"
064df5a9
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125 echo " --disable-mmx2 disable MMX2 usage"
126 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 127 echo " --disable-armv5te disable armv5te usage"
edab3048 128 echo " --disable-armv6 disable armv6 usage"
f55b299a 129 echo " --disable-armvfp disable ARM VFP usage"
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130 echo " --disable-iwmmxt disable iwmmxt usage"
131 echo " --disable-altivec disable AltiVec usage"
74c53c2d 132 echo " --disable-network disable network support [default=no]"
0c7bb0e5 133 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 134 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 135 echo " --disable-vhook disable video hooking support"
74c53c2d 136 echo " --disable-debug disable debugging symbols"
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137 echo " --disable-mpegaudio-hp faster (but less accurate)"
138 echo " MPEG audio decoding [default=no]"
cde9e780 139 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 140 echo " --disable-ffmpeg disable ffmpeg build"
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141 echo " --disable-ffserver disable ffserver build"
142 echo " --disable-ffplay disable ffplay build"
143 echo " --enable-small optimize for size instead of speed"
3abe5fbd 144 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 145 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
146 echo " --disable-encoder=NAME disables encoder NAME"
147 echo " --enable-encoder=NAME enables encoder NAME"
148 echo " --disable-decoder=NAME disables decoder NAME"
149 echo " --enable-decoder=NAME enables decoder NAME"
150 echo " --disable-encoders disables all encoders"
151 echo " --disable-decoders disables all decoders"
ff70e601
MR
152 echo " --disable-muxer=NAME disables muxer NAME"
153 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 154 echo " --disable-muxers disables all muxers"
ff70e601
MR
155 echo " --disable-demuxer=NAME disables demuxer NAME"
156 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 157 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
158 echo " --enable-parser=NAME enables parser NAME"
159 echo " --disable-parser=NAME disables parser NAME"
160 echo " --disable-parsers disables all parsers"
cd61e407
JM
161 echo " --enable-bsf=NAME enables bitstream filter NAME"
162 echo " --disable-bsf=NAME disables bitstream filter NAME"
163 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
164 echo " --enable-protocol=NAME enables protocol NAME"
165 echo " --disable-protocol=NAME disables protocol NAME"
166 echo " --disable-protocols disables all protocols"
10d46dd0 167 echo " --disable-devices disables all devices"
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PI
168 echo " --list-decoders show all available decoders"
169 echo " --list-encoders show all available encoders"
170 echo " --list-muxers show all available muxers"
171 echo " --list-demuxers show all available demuxers"
172 echo " --list-parsers show all available parsers"
173 echo " --list-protocols show all available protocols"
174 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
175 echo " --list-indevs show all available input devices"
176 echo " --list-outdevs show all available output devices"
0a622b98
MR
177 echo
178 echo "Developer options (useful when working on FFmpeg itself):"
179 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 180 echo " --disable-optimizations disable compiler optimizations"
0a622b98 181 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 182 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
183 echo ""
184 echo "NOTE: Object files are built at the place where configure is launched."
185 exit 1
186}
cf9d24ad 187
57bd82d4 188log(){
2270b4b2 189 echo "$@" >> $logfile
57bd82d4
MR
190}
191
720c69da 192log_file(){
c8e9f801 193 log BEGIN $1
2270b4b2 194 pr -n -t $1 >> $logfile
c8e9f801
MR
195 log END $1
196}
197
2ba042a7 198echolog(){
c8e9f801 199 log "$@"
57bd82d4 200 echo "$@"
2ba042a7
MR
201}
202
203die(){
204 echolog "$@"
205 cat <<EOF
206If you think configure made a mistake, make sure you are using the latest
207version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 208ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 209EOF
e155a21a 210 if disabled logging; then
2ba042a7 211 cat <<EOF
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DB
212Rerun configure with logging enabled (do not use --disable-logging), and
213include the log this produces with your report.
2ba042a7
MR
214EOF
215 else
216cat <<EOF
e155a21a
DB
217Include the log file "$logfile" produced by configure as this will help
218solving the problem.
2ba042a7
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219EOF
220 fi
cea0ac52 221 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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222 exit 1
223}
224
6c6007d6 225# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 226toupper(){
6c6007d6 227 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
228}
229
4a5444db 230tolower(){
6c6007d6 231 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
232}
233
a8d04fba
MR
234set_all(){
235 value=$1
236 shift
237 for var in $*; do
238 eval $var=$value
239 done
240}
241
799c9e9b
MR
242pushvar(){
243 for var in $*; do
244 eval level=\${${var}_level:=0}
245 eval ${var}_${level}="\$$var"
246 eval ${var}_level=$(($level+1))
247 done
248}
249
250popvar(){
251 for var in $*; do
252 eval level=\${${var}_level:-0}
253 test $level = 0 && continue
254 eval level=$(($level-1))
255 eval $var="\${${var}_${level}}"
256 eval ${var}_level=$level
257 eval unset ${var}_${level}
258 done
259}
260
a8d04fba
MR
261enable(){
262 set_all yes $*
263}
264
265disable(){
266 set_all no $*
267}
268
57bd82d4 269enabled(){
44161118
MR
270 eval test "x\$$1" = "xyes"
271}
272
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RP
273disabled(){
274 eval test "x\$$1" = "xno"
275}
276
44161118
MR
277enabled_all(){
278 for opt; do
279 enabled $opt || return 1
280 done
281}
282
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DB
283disabled_all(){
284 for opt; do
285 disabled $opt || return 1
286 done
287}
288
44161118
MR
289enabled_any(){
290 for opt; do
291 enabled $opt && return 0
292 done
293}
294
85bca2c5
DB
295disabled_any(){
296 for opt; do
297 disabled $opt && return 0
298 done
299}
300
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AJ
301is_in(){
302 value=$1
303 shift
304 for var in $*; do
305 [ $var = $value ] && return 0
306 done
307 return 1
308}
309
30fd06be
MR
310check_deps(){
311 for cfg; do
799c9e9b
MR
312 enabled ${cfg}_checking && die "Circular dependency for $cfg."
313 disabled ${cfg}_checking && continue
314 enable ${cfg}_checking
315
30fd06be
MR
316 eval dep_all="\$${cfg}_deps"
317 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
318
319 pushvar cfg dep_all dep_any
320 check_deps $dep_all $dep_any
321 popvar cfg dep_all dep_any
322
30fd06be
MR
323 enabled_all $dep_all || disable $cfg
324 enabled_any $dep_any || disable $cfg
799c9e9b 325
4ec45764
RP
326 if enabled $cfg; then
327 eval dep_extralibs="\$${cfg}_extralibs"
328 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
329 fi
330
799c9e9b 331 disable ${cfg}_checking
30fd06be
MR
332 done
333}
334
44161118
MR
335print_config(){
336 pfx=$1
337 header=$2
338 makefile=$3
339 shift 3
340 for cfg; do
3d907e22 341 ucname="`toupper $cfg`"
44161118 342 if enabled $cfg; then
3d907e22
MR
343 echo "#define ${pfx}${ucname} 1" >> $header
344 echo "#define ENABLE_${ucname} 1" >> $header
345 echo "${pfx}${ucname}=yes" >> $makefile
346 else
347 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
348 fi
349 done
57bd82d4
MR
350}
351
352flags_saved(){
2270b4b2 353 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
354}
355
dcd479c0 356save_flags(){
57bd82d4 357 flags_saved && return
dcd479c0
MR
358 SAVE_CFLAGS="$CFLAGS"
359 SAVE_LDFLAGS="$LDFLAGS"
360 SAVE_extralibs="$extralibs"
361}
362
363restore_flags(){
f5d28d10 364 flags_saved || return
dcd479c0
MR
365 CFLAGS="$SAVE_CFLAGS"
366 LDFLAGS="$SAVE_LDFLAGS"
367 extralibs="$SAVE_extralibs"
368 unset SAVE_CFLAGS
369 unset SAVE_LDFLAGS
370 unset SAVE_extralibs
371}
372
373temp_cflags(){
374 save_flags
375 CFLAGS="$CFLAGS $*"
376}
377
378temp_ldflags(){
379 save_flags
380 LDFLAGS="$LDFLAGS $*"
381}
382
383temp_extralibs(){
384 save_flags
385 extralibs="$extralibs $*"
386}
387
57bd82d4
MR
388append(){
389 var=$1
390 shift
391 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
392 eval "$var=\"\$$var $*\""
393}
394
395add_cflags(){
396 append CFLAGS "$@"
397}
398
399add_ldflags(){
400 append LDFLAGS "$@"
401}
402
403add_extralibs(){
404 append extralibs "$@"
405}
406
b0cfb663 407check_cmd(){
b3cb5d51 408 log "$@"
2270b4b2 409 "$@" >> $logfile 2>&1
b0cfb663
MR
410}
411
dcd479c0 412check_cc(){
57bd82d4 413 log check_cc "$@"
2270b4b2 414 cat > $TMPC
720c69da 415 log_file $TMPC
b0cfb663 416 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
417}
418
419check_cpp(){
420 log check_cpp "$@"
2270b4b2 421 cat > $TMPC
720c69da 422 log_file $TMPC
b0cfb663 423 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
424}
425
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MR
426check_asm(){
427 log check_asm "$@"
428 name="$1"
429 asm="$2"
430 shift 2
431 check_cc "$@" <<EOF && enable $name || disable $name
c23a0ac8 432int foo(void){ asm volatile($asm); }
940f335a
MR
433EOF
434}
435
dcd479c0 436check_ld(){
57bd82d4 437 log check_ld "$@"
0607887f 438 check_cc || return
3155a644
MR
439 flags=''
440 libs=''
441 for f; do
442 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
443 done
444 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
445}
446
447check_cflags(){
57bd82d4
MR
448 log check_cflags "$@"
449 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
450int x;
451EOF
452}
453
454check_ldflags(){
57bd82d4
MR
455 log check_ldflags "$@"
456 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 457int main(void){ return 0; }
dcd479c0
MR
458EOF
459}
460
461check_header(){
57bd82d4 462 log check_header "$@"
dcd479c0
MR
463 header=$1
464 shift
d8bc5f06
MR
465 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
466 disable $var
467 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
468#include <$header>
469int x;
470EOF
471}
472
473check_func(){
57bd82d4 474 log check_func "$@"
dcd479c0
MR
475 func=$1
476 shift
d8bc5f06
MR
477 disable $func
478 check_ld "$@" <<EOF && enable $func
dcd479c0 479extern int $func();
c23a0ac8 480int main(void){ $func(); }
dcd479c0
MR
481EOF
482}
483
f8d7b072
MR
484check_func2(){
485 log check_func2 "$@"
486 headers=$1
487 func=$2
488 shift 2
489 disable $func
490 incs=""
491 for hdr in $headers; do
492 incs="$incs
493#include <$hdr>"
494 done
495 check_ld "$@" <<EOF && enable $func
496$incs
d6773f56 497int main(int argc, char **argv){
f8d7b072
MR
498 (void) $func;
499 return 0;
500}
501EOF
502}
503
57bd82d4
MR
504check_lib(){
505 log check_lib "$@"
506 header="$1"
507 func="$2"
508 shift 2
fcfcde17
MR
509 temp_extralibs "$@"
510 check_header $header && check_func $func && add_extralibs "$@"
511 err=$?
512 restore_flags
513 return $err
57bd82d4
MR
514}
515
f8d7b072
MR
516check_lib2(){
517 log check_lib2 "$@"
518 headers="$1"
519 func="$2"
520 shift 2
521 temp_extralibs "$@"
522 check_func2 "$headers" $func && add_extralibs "$@"
523 err=$?
524 restore_flags
525 return $err
526}
527
dcd479c0 528check_exec(){
2270b4b2 529 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
530}
531
7dfef245
MR
532check_exec_crash(){
533 code=`cat`
534
535 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
536 # are safe but may not be available everywhere. Thus we use
537 # raise(SIGTERM) instead. The check is run in a subshell so we
538 # can redirect the "Terminated" message from the shell. SIGBUS
539 # is not defined by standard C so it is used conditionally.
540
2270b4b2 541 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
542#include <signal.h>
543static void sighandler(int sig){
544 raise(SIGTERM);
545}
e5af4a11 546int main(void){
7dfef245
MR
547 signal(SIGILL, sighandler);
548 signal(SIGFPE, sighandler);
549 signal(SIGSEGV, sighandler);
550#ifdef SIGBUS
551 signal(SIGBUS, sighandler);
552#endif
553 { $code }
554}
555EOF
556}
557
72be9e73
DY
558check_type(){
559 log check_type "$@"
560 headers=$1
561 type=$2
562 shift 2
563 disable $type
564 incs=""
565 for hdr in $headers; do
566 incs="$incs
567#include <$hdr>"
568 done
569 check_cc "$@" <<EOF && enable $type
570$incs
571$type v;
572EOF
573}
574
57bd82d4
MR
575require(){
576 name="$1"
577 header="$2"
578 func="$3"
579 shift 3
580 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
581}
582
f8d7b072
MR
583require2(){
584 name="$1"
585 headers="$2"
586 func="$3"
587 shift 3
588 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
589}
590
eea50282
MR
591check_foo_config(){
592 cfg=$1
593 pkg=$2
594 header=$3
595 func=$4
596 shift 4
597 disable $cfg
598 check_cmd ${pkg}-config --version
599 err=$?
600 if test "$err" = 0; then
601 temp_cflags `${pkg}-config --cflags`
602 temp_extralibs `${pkg}-config --libs`
603 check_lib "$@" $header $func && enable $cfg
604 fi
605 return $err
606}
607
c505dd31
MR
608apply(){
609 file=$1
610 shift
611 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
612}
613
4a0d6686
AJ
614COMPONENT_LIST="
615 bsfs
616 decoders
617 demuxers
618 encoders
3cde40aa 619 filters
c552605c 620 indevs
4a0d6686 621 muxers
c552605c 622 outdevs
4a0d6686
AJ
623 parsers
624 protocols
625"
626
627CONFIG_LIST="
628 $COMPONENT_LIST
f7679c54
VS
629 avfilter
630 avfilter_lavf
c88f5d72
MR
631 avisynth
632 beos_netserver
c88f5d72
MR
633 ffmpeg
634 ffplay
635 ffserver
636 gpl
ecfc4f44 637 gprof
d8d0d0b2 638 gray
3abe5fbd 639 hardcoded_tables
c88f5d72 640 ipv6
7bc5f2a8 641 liba52
f8904fd9 642 liba52bin
f5a756ef
DB
643 libamr_nb
644 libamr_wb
f7b8bffe 645 libdc1394
690bfceb 646 libdirac
2eed5a46
DB
647 libfaac
648 libfaad
649 libfaadbin
c88f5d72 650 libgsm
6ebe07fb 651 libmp3lame
c88f5d72 652 libnut
f7cd9eed 653 libschroedinger
150d2772 654 libtheora
c88f5d72 655 libvorbis
1cc60c47
DB
656 libx264
657 libxvid
c88f5d72 658 memalign_hack
a8150374 659 mlib
c88f5d72
MR
660 mpegaudio_hp
661 network
3fe142e2 662 nonfree
4a24ab64 663 postproc
2b4c3615 664 powerpc_perf
bd2216e4 665 small
13ca50f3 666 swscale
c88f5d72 667 vhook
56a059ac 668 x11grab
c88f5d72 669 zlib
4a0d6686 670"
c88f5d72 671
8eee7025
DB
672THREADS_LIST='
673 beosthreads
d22e8442 674 os2threads
8eee7025
DB
675 pthreads
676 w32threads
677'
678
3f5b56e5
MR
679ARCH_LIST='
680 alpha
681 armv4l
682 bfin
683 ia64
684 m68k
685 mips
686 parisc
687 powerpc
688 s390
689 sh4
690 sparc
691 sparc64
692 x86
693 x86_32
694 x86_64
695'
696
697ARCH_EXT_LIST='
1ac9331a 698 altivec
1ac9331a 699 armv5te
edab3048 700 armv6
f55b299a 701 armvfp
3f5b56e5
MR
702 iwmmxt
703 mmi
704 mmx
d7f0920b 705 mmx2
9eeed841 706 ssse3
bd9d34a0 707 vis
3f5b56e5
MR
708'
709
710HAVE_LIST="
711 $ARCH_EXT_LIST
712 $THREADS_LIST
713 altivec_h
c9fdab0d 714 arpa_inet_h
6bd859d6 715 bswap
c88f5d72 716 byteswap_h
ecf97f22 717 closesocket
1ac9331a 718 cmov
e16e49ac 719 conio_h
c88f5d72 720 dcbzl
f8aa696f
DB
721 dev_bktr_ioctl_bt848_h
722 dev_bktr_ioctl_meteor_h
723 dev_ic_bt8xx_h
724 dev_video_meteor_ioctl_meteor_h
725 dev_video_bktr_ioctl_bt848_h
18b67ae5 726 dlfcn_h
c88f5d72 727 dlopen
245626d0
DB
728 ebp_available
729 ebx_available
c2a29455 730 fast_64bit
7073e9fc 731 fast_cmov
7b829d2a 732 fast_unaligned
9d99cc5a 733 fork
c88f5d72 734 freetype2
da9e86f8 735 gethrtime
4e68cb8a 736 GetProcessTimes
66be5b45 737 getrusage
c88f5d72 738 imlib2
2e1913b1 739 inet_aton
61d251db 740 inline_asm
0b4a1821
AS
741 libdc1394_1
742 libdc1394_2
a33cab3a
MK
743 llrint
744 lrint
c88f5d72 745 lrintf
f8aa696f
DB
746 machine_ioctl_bt848_h
747 machine_ioctl_meteor_h
c88f5d72
MR
748 malloc_h
749 memalign
6ffa87d3 750 mkstemp
b4e806b2 751 pld
9cafbd6c 752 ppc64
a33cab3a
MK
753 round
754 roundf
c88f5d72
MR
755 sdl
756 sdl_video_size
72be9e73 757 socklen_t
deb29777 758 soundcard_h
f8cda19e 759 poll_h
b58412f1 760 sys_mman_h
b091aa44 761 sys_resource_h
81644c2e 762 sys_select_h
deb29777 763 sys_soundcard_h
e16e49ac 764 termios_h
b265431e 765 threads
6ff3f3e7 766 winsock2_h
0cb78cef 767"
44161118 768
520cc7f1 769CMDLINE_SELECT="
3f5b56e5 770 $ARCH_EXT_LIST
520cc7f1 771 $CONFIG_LIST
8eee7025 772 $THREADS_LIST
db6107b6 773 cross_compile
520cc7f1
MR
774 debug
775 extra_warnings
8c6afa4d 776 logging
d2bbb2f7 777 optimizations
520cc7f1
MR
778 shared
779 static
87a0fb62 780 stripping
520cc7f1 781"
26759c44
MR
782CMDLINE_SET='
783 arch
784 build_suffix
785 cc
786 cpu
787 cross_prefix
788 incdir
789 libdir
790 logfile
26759c44
MR
791 mandir
792 prefix
793 shlibdir
794 source_path
795 target_os
796'
520cc7f1 797
912f3148
DB
798# code dependency declarations
799
9eeed841
MR
800# architecture extensions
801altivec_deps="powerpc"
802armv5te_deps="armv4l"
803armv6_deps="armv4l"
f55b299a 804armvfp_deps="armv4l"
9eeed841 805iwmmxt_deps="armv4l"
e241ba14 806mmi_deps="mips"
9eeed841 807mmx_deps="x86"
fbef871d 808mmx2_deps="x86 mmx"
9eeed841 809ssse3_deps="x86"
bd9d34a0 810vis_deps="sparc"
9eeed841 811
912f3148 812# decoders / encoders
6ea67bbb 813ac3_decoder_deps="gpl"
33a0dd37 814dxa_decoder_deps="zlib"
30fd06be 815flashsv_decoder_deps="zlib"
773be23a 816flashsv_encoder_deps="zlib"
30fd06be
MR
817mpeg_xvmc_decoder_deps="xvmc"
818png_decoder_deps="zlib"
819png_encoder_deps="zlib"
30fd06be
MR
820zmbv_decoder_deps="zlib"
821zmbv_encoder_deps="zlib"
822
912f3148 823# external libraries
7bc5f2a8 824liba52_decoder_deps="liba52"
4ec45764 825liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
826libamr_nb_decoder_deps="libamr_nb"
827libamr_nb_encoder_deps="libamr_nb"
828libamr_wb_decoder_deps="libamr_wb"
829libamr_wb_encoder_deps="libamr_wb"
690bfceb
AS
830libdirac_decoder_deps="libdirac"
831libdirac_encoder_deps="libdirac"
c9171a83 832libfaac_encoder_deps="libfaac"
69ddbd1d 833libfaad_decoder_deps="libfaad"
4ec45764 834libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
835libgsm_decoder_deps="libgsm"
836libgsm_encoder_deps="libgsm"
8ffed8d8
MR
837libgsm_ms_decoder_deps="libgsm"
838libgsm_ms_encoder_deps="libgsm"
1cc60c47 839libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
840libschroedinger_decoder_deps="libschroedinger"
841libschroedinger_encoder_deps="libschroedinger"
150d2772 842libtheora_encoder_deps="libtheora"
b0caf888 843libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
844libx264_encoder_deps="libx264"
845libxvid_encoder_deps="libxvid"
13566c31 846mpeg4aac_decoder_deps="libfaad"
30fd06be 847
912f3148 848# demuxers / muxers
03a76ba9 849ac3_demuxer_deps="ac3_parser"
50383e88 850audio_beos_demuxer_deps="audio_beos"
4ec45764 851audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 852audio_beos_muxer_deps="audio_beos"
4ec45764 853audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 854avisynth_demuxer_deps="avisynth"
73483024 855bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 856dirac_demuxer_deps="dirac_parser"
fe9bb347 857dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 858libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
859libnut_demuxer_deps="libnut"
860libnut_muxer_deps="libnut"
4bd8e17c 861mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
862oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
863oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 864redir_demuxer_deps="network"
8eb793c4 865rtp_muxer_deps="network rtp_protocol"
95c21842
LA
866rtsp_demuxer_deps="sdp_demuxer"
867sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 868v4l_demuxer_deps="linux_videodev_h"
530dc538 869v4l2_demuxer_deps="linux_videodev2_h"
c2345207
RP
870vfwcap_demuxer_deps="capCreateCaptureWindow"
871vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 872x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 873x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 874
912f3148 875# protocols
c08fb000
AB
876http_protocol_deps="network"
877rtp_protocol_deps="udp_protocol"
878tcp_protocol_deps="network"
879udp_protocol_deps="network"
880
f7679c54 881# filters
81124ba0 882movie_filter_deps="avfilter_lavf"
f7679c54 883
912f3148 884# programs
fa859b4d 885ffplay_deps="sdl"
6ad42348 886ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
887ffserver_extralibs='$ldl'
888vhook_extralibs='$ldl'
a2830dca 889
912f3148 890
de6d9b64 891# default parameters
8a608357 892
2ba042a7 893logfile="config.err"
8a608357
MR
894
895# installation paths
3e89171a 896prefix="/usr/local"
c75560ae 897libdir='$(PREFIX)/lib'
84c22efd 898shlibdir="$libdir"
76a448ed 899incdir='$(PREFIX)/include'
4ca5ece5 900mandir='$(PREFIX)/share/man'
c75560ae 901bindir='$(PREFIX)/bin'
8a608357
MR
902
903# toolchain
de6d9b64
FB
904cc="gcc"
905ar="ar"
503d5b58 906nm="nm"
be7109c1 907ranlib="ranlib"
0f3cb305 908strip="strip"
8a608357 909asmalign_pot="unknown"
20369773 910ln_s="ln -sf"
8a608357
MR
911
912# machine
cc6a90dd 913arch=`uname -m`
38d0a8aa 914cpu="generic"
8a608357 915
8a608357 916# OS
4f854758 917target_os=$(tolower $(uname -s))
8a608357 918
8a608357 919# libraries
497237c7 920enable zlib
8a608357
MR
921
922# configurable options
497237c7 923enable debug
497237c7
RP
924enable ffmpeg
925enable ffplay
926enable ffserver
927enable ipv6
497237c7
RP
928enable mpegaudio_hp
929enable network
8400d6b8 930enable optimizations
497237c7 931enable protocols
530dc538 932enable static
87a0fb62 933enable stripping
8a608357
MR
934vhook="default"
935
8a608357 936# build settings
9987769a 937SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 938VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 939LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 940FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
941LIBPREF="lib"
942LIBSUF=".a"
c5f14466
RP
943FULLNAME='$(NAME)$(BUILDSUF)'
944LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
945SLIBPREF="lib"
946SLIBSUF=".so"
c5f14466 947SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
948SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
949SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 950LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 951
315c741d 952# gcc stupidly only outputs the basename of targets with -MM
caec74dd 953DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed "1s,^,$(@D)/,"'
315c741d 954
c597172e
MR
955# find source path
956source_path="`dirname \"$0\"`"
497237c7 957enable source_path_used
c597172e
MR
958if test -z "$source_path" -o "$source_path" = "." ; then
959 source_path="`pwd`"
497237c7 960 disable source_path_used
c597172e
MR
961else
962 source_path="`cd \"$source_path\"; pwd`"
963 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 964 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
965fi
966
c597172e
MR
967FFMPEG_CONFIGURATION="$@"
968
73ef8980
MR
969find_things(){
970 thing=$1
971 pattern=$2
972 file=$source_path/$3
932ccf39 973 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
974}
975
976ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
977DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
978PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
979BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
980MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
981DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
982OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
983INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
984PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 985FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 986
7483e694
DB
987enable $ARCH_EXT_LIST \
988 $DECODER_LIST \
989 $ENCODER_LIST \
990 $PARSER_LIST \
991 $BSF_LIST \
992 $DEMUXER_LIST \
993 $MUXER_LIST \
f7679c54 994 $FILTER_LIST \
7483e694
DB
995 $PROTOCOL_LIST \
996 $INDEV_LIST \
997 $OUTDEV_LIST \
c597172e
MR
998
999die_unknown(){
1000 echo "Unknown option \"$1\"."
1001 echo "See $0 --help for available options."
1002 exit 1
1003}
1004
794f8e97 1005show_list() {
bf0c4afa
RP
1006 suffix=_$1
1007 shift
1008 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1009 exit 0
1010}
1011
c597172e 1012for opt do
7483e694
DB
1013 optval="${opt#*=}"
1014 case "$opt" in
7483e694
DB
1015 --extra-cflags=*) add_cflags "$optval"
1016 ;;
1017 --extra-ldflags=*) add_ldflags "$optval"
1018 ;;
1019 --extra-libs=*) add_extralibs "$optval"
1020 ;;
8fb1cb58 1021 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1022 ;;
40bcf4c7
BL
1023 --enable-debug=*) debuglevel="$optval"
1024 ;;
7483e694
DB
1025 --enable-*=*|--disable-*=*)
1026 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1027 case "$thing" in
81124ba0 1028 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1029 *) die_unknown "$opt" ;;
1030 esac
1031 ;;
1032 --enable-?*|--disable-?*)
1033 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1034 if is_in $option $COMPONENT_LIST; then
1035 eval $action \$$(toupper ${option%s})_LIST
1036 elif is_in $option $CMDLINE_SELECT; then
1037 $action $option
1038 else
1039 die_unknown $opt
1040 fi
7483e694
DB
1041 ;;
1042 --list-*)
1043 NAME="${opt#--list-}"
1044 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1045 NAME=${NAME%s}
1046 eval show_list $NAME \$$(toupper $NAME)_LIST
1047 ;;
1048 --help|-h) show_help
1049 ;;
1050 *)
26759c44
MR
1051 optname="${opt%=*}"
1052 optname="${optname#--}"
1053 optname=$(echo "$optname" | sed 's/-/_/g')
1054 is_in $optname $CMDLINE_SET || die_unknown $opt
1055 eval $optname='$optval'
7483e694
DB
1056 ;;
1057 esac
c597172e
MR
1058done
1059
adb2b908
RP
1060cc="${cross_prefix}${cc}"
1061ar="${cross_prefix}${ar}"
1062nm="${cross_prefix}${nm}"
1063ranlib="${cross_prefix}${ranlib}"
1064strip="${cross_prefix}${strip}"
1065
e4e69e0b
MR
1066# set temporary file name
1067if test ! -z "$TMPDIR" ; then
1068 TMPDIR1="${TMPDIR}"
1069elif test ! -z "$TEMPDIR" ; then
1070 TMPDIR1="${TEMPDIR}"
1071else
1072 TMPDIR1="/tmp"
1073fi
1074
1075TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1076TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1077TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1078TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1079TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1080TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1081
b24dbcbd
RP
1082case "$arch" in
1083 i386|i486|i586|i686|i86pc|BePC)
1084 arch="x86_32"
1085 enable fast_unaligned
1086 ;;
1087 x86_64|amd64)
1088 arch="x86_32"
1089 enable fast_unaligned
1090 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1091 int test[sizeof(char*) - 7];
1092EOF
1093 ;;
1094 # armv4l is a subset of armv[567]*l
1095 arm|armv[4567]*l)
1096 arch="armv4l"
1097 ;;
1098 alpha)
1099 arch="alpha"
1100 enable fast_64bit
1101 ;;
1102 "Power Macintosh"|ppc|powerpc)
1103 arch="powerpc"
1104 ;;
1105 ppc64)
1106 arch="powerpc"
1107 enable fast_64bit
1108 ;;
1109 mips|mipsel|IP*)
1110 arch="mips"
1111 ;;
1112 sun4u|sparc64)
1113 arch="sparc64"
1114 enable fast_64bit
1115 ;;
1116 sparc)
1117 arch="sparc"
1118 ;;
1119 sh4)
1120 arch="sh4"
1121 ;;
1122 parisc)
1123 arch="parisc"
1124 ;;
1125 parisc64)
1126 arch="parisc"
1127 enable fast_64bit
1128 ;;
1129 s390|s390x)
1130 arch="s390"
1131 ;;
1132 m68k)
1133 arch="m68k"
1134 ;;
1135 ia64)
1136 arch="ia64"
1137 enable fast_64bit
1138 ;;
1139 bfin)
1140 arch="bfin"
1141 ;;
1142 *)
1143 arch="unknown"
1144 ;;
1145esac
1146
1147enable $arch
1148enabled_any x86_32 x86_64 && enable x86
1149enabled sparc64 && enable sparc
1150
7483e694 1151# OS specific
4f854758 1152case $target_os in
7483e694 1153 beos|haiku|zeta)
3e89171a 1154 prefix="$HOME/config"
7483e694
DB
1155 # helps building libavcodec
1156 add_cflags "-DPIC -fomit-frame-pointer"
1157 # 3 gcc releases known for BeOS, each with ugly bugs
1158 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1159 case "$gcc_version" in
1160 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1161 disable mmx
1162 ;;
1163 *20010315*) echo "BeBits gcc"
1164 add_cflags "-fno-expensive-optimizations"
1165 ;;
1166 esac
7483e694
DB
1167 SHFLAGS=-nostart
1168 # enable BeOS things
1169 enable audio_beos
1170 # no need for libm, but the inet stuff
1171 # Check for BONE
1172 # XXX: actually should check for NOT net_server
78fe7631 1173 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1174 network_extralibs="-lbind -lsocket"
1175 else
1176 enable beos_netserver
1177 network_extralibs="-lnet"
1178 fi ;;
1179 sunos)
1180 FFSERVERLDFLAGS=""
9987769a 1181 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1182 network_extralibs="-lsocket -lnsl"
1183 ;;
1184 netbsd)
1185 oss_demuxer_extralibs="-lossaudio"
1186 oss_muxer_extralibs="-lossaudio"
1187 ;;
1188 openbsd)
1189 disable need_memalign
1190 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1191 SHFLAGS='-shared'
1192 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1193 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1194 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1195 oss_demuxer_extralibs="-lossaudio"
1196 oss_muxer_extralibs="-lossaudio"
1197 ;;
1198 freebsd)
1199 disable need_memalign
1200 ;;
1201 bsd/os)
1202 osextralibs="-lpoll -lgnugetopt"
1203 strip="strip -d"
1204 ;;
1205 darwin)
1206 disable need_memalign
0138c54e 1207 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1208 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1209 strip="strip -x"
1210 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1211 SLIBSUF=".dylib"
1212 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1213 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1214 FFSERVERLDFLAGS=-Wl,-bind_at_load
1215 ;;
1216 mingw32*)
4f854758 1217 target_os=mingw32
dcc01c06
RP
1218 LIBTARGET=i386
1219 if test $arch = x86_64; then
1220 disable need_memalign
1221 LIBTARGET=x64
1222 fi
7483e694
DB
1223 shlibdir="$bindir"
1224 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1225 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1226 if enabled swscale; then
7483e694
DB
1227 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1228 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1229 fi
1230 disable ffserver
1231 SLIBPREF=""
1232 SLIBSUF=".dll"
1233 EXESUF=".exe"
1234 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1235 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1236 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1237 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1238 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1239 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1240 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
7483e694
DB
1241 ;;
1242 cygwin*)
4f854758 1243 target_os=cygwin
7483e694
DB
1244 shlibdir="$bindir"
1245 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1246 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1247 if enabled swscale; then
7483e694
DB
1248 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1249 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1250 fi
1251 EXESUF=".exe"
1252 SLIBPREF="cyg"
1253 SLIBSUF=".dll"
1254 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1255 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1256 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1257 ;;
4f365f37 1258 *-dos|freedos|opendos)
4f365f37
MK
1259 disable ffplay ffserver vhook
1260 disable $INDEV_LIST $OUTDEV_LIST
1261 network_extralibs="-lsocket"
1262 EXESUF=".exe"
1263 ;;
7483e694
DB
1264 linux)
1265 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1266 enable dv1394
1267 ;;
1268 irix*)
4f854758 1269 target_os=irix
7483e694
DB
1270 ranlib="echo ignoring ranlib"
1271 ;;
d22e8442 1272 os/2*)
d22e8442
DY
1273 strip="lxlite"
1274 ln_s="cp -f"
d22e8442
DY
1275 EXESUF=".exe"
1276 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1277 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1278 FFSERVERLDFLAGS=""
287d3b13 1279 LIBSUF="_s.a"
d22e8442
DY
1280 SLIBPREF=""
1281 SLIBSUF=".dll"
1282 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1283 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1284 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1285 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1286 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1287 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1288 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1289 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1290 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1291 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1292 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1293 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1294 disable vhook
d22e8442 1295 ;;
269820f1
PR
1296 interix)
1297 disable vhook
1298 ;;
d22e8442 1299
7483e694 1300 *)
4f854758 1301 target_os="${target_os}-UNKNOWN"
7483e694
DB
1302 ;;
1303esac
1304
c597172e 1305add_extralibs $osextralibs
de6d9b64 1306
e155a21a 1307disabled logging && logfile=/dev/null
8c6afa4d 1308
2270b4b2
DB
1309echo "# $0 $@" > $logfile
1310set >> $logfile
e89b8b0a 1311
28d8e661
DB
1312# Combine FFLDFLAGS and the LDFLAGS environment variable.
1313LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1314
497237c7 1315test -n "$cross_prefix" && enable cross_compile
1ea46bed 1316
320d060a 1317# we need to build at least one lib type
93b3c083 1318if ! enabled_any static shared; then
320d060a
DB
1319 cat <<EOF
1320At least one library type must be built.
1321Specify --enable-static to build the static libraries or --enable-shared to
1322build the shared libraries as well. To only build the shared libraries specify
1323--disable-static in addition to --enable-shared.
1324EOF
1325 exit 1;
1326fi
1327
abc4e572 1328disabled static && LIBNAME=""
2a320695 1329
a2234ceb
RP
1330if enabled_any libfaad libfaadbin ; then
1331 if check_header faad.h; then
1332 check_cc << EOF
1333#include <faad.h>
1334#ifndef FAAD2_VERSION
1335ok faad1
1336#endif
db817cf3 1337int main(void) { return 0; }
a2234ceb
RP
1338EOF
1339 test $? = 0 && enable libfaad2
1340 else
ff3dac65 1341 die "FAAD test failed."
a2234ceb
RP
1342 fi
1343fi
1344
1345
93b3c083 1346if ! enabled gpl; then
54118497
RP
1347 die_gpl_disabled(){
1348 name=$1
1349 shift
1350 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1351 }
4a24ab64 1352 die_gpl_disabled "The Postprocessing code" postproc
7bc5f2a8 1353 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1354 die_gpl_disabled "libx264" libx264
1355 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1356 die_gpl_disabled "FAAD2" libfaad2
1357 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1358 die_gpl_disabled "The software scaler" swscale
ebb810d9 1359fi
b2e3c528 1360
3fe142e2
DB
1361if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1362 die "libamr is nonfree and --enable-nonfree is not specified."
1363fi
1364
9eeed841 1365check_deps $ARCH_EXT_LIST
0f3cb305 1366
5d323602
MR
1367test -z "$need_memalign" && need_memalign="$mmx"
1368
cf9d24ad 1369#Darwin CC versions
4f854758 1370if test $target_os = darwin; then
3dddba4b 1371 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1372 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1373 else
8541cc27 1374 add_cflags "-pipe"
26c1b3be
DB
1375 check_cflags "-force_cpusubtype_ALL"
1376 check_cflags "-Wno-sign-compare"
f946a9a4 1377 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1378 fi
2a1a6b64
MN
1379fi
1380
8400d6b8 1381disabled optimizations || add_cflags -fomit-frame-pointer
cf9d24ad 1382
a4adb608 1383# Add processor-specific flags
38d0a8aa 1384if test $cpu != "generic"; then
bc8ec47b
MR
1385 warn_altivec(){
1386 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1387 }
38d0a8aa 1388 case $cpu in
bb270c08 1389 601|ppc601|PowerPC601)
1c5d830c 1390 add_cflags "-mcpu=601"
bc8ec47b 1391 warn_altivec enabled PPC601
bb270c08
DB
1392 ;;
1393 603*|ppc603*|PowerPC603*)
1c5d830c 1394 add_cflags "-mcpu=603"
bc8ec47b 1395 warn_altivec enabled PPC603
bb270c08
DB
1396 ;;
1397 604*|ppc604*|PowerPC604*)
1c5d830c 1398 add_cflags "-mcpu=604"
bc8ec47b 1399 warn_altivec enabled PPC604
bb270c08
DB
1400 ;;
1401 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1402 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1403 warn_altivec enabled PPC75x
bb270c08
DB
1404 ;;
1405 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1406 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1407 warn_altivec disabled PPC745x
bb270c08
DB
1408 ;;
1409 74*|ppc74*|PowerPC74*)
1c5d830c 1410 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1411 warn_altivec disabled PPC74xx
bb270c08
DB
1412 ;;
1413 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1414 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1415 warn_altivec disabled PPC970
9cafbd6c 1416 enable ppc64
bb270c08 1417 ;;
e07e357d
LB
1418 Cell|CELL|cell)
1419 add_cflags "-mcpu=cell"
1420 warn_altivec disabled Cell
9cafbd6c 1421 enable ppc64
e07e357d 1422 ;;
e7768fc5
GP
1423 # targets that do NOT support conditional mov (cmov)
1424 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1425 add_cflags "-march=$cpu"
497237c7 1426 disable cmov
e7768fc5
GP
1427 ;;
1428 # targets that do support conditional mov (cmov)
416519dd 1429 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1430 add_cflags "-march=$cpu"
497237c7
RP
1431 enable cmov
1432 enable fast_cmov
94e4c3a3
GP
1433 ;;
1434 # targets that do support conditional mov but on which it's slow
800a5a19 1435 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1436 add_cflags "-march=$cpu"
497237c7
RP
1437 enable cmov
1438 disable fast_cmov
bb270c08 1439 ;;
d7b34d08 1440 sparc64)
1c5d830c 1441 add_cflags "-mcpu=v9"
d7b34d08 1442 ;;
6b19786b
MR
1443 arm*)
1444 add_cflags "-mcpu=$cpu"
1445 ;;
bb270c08 1446 *)
7483e694 1447 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1448 ;;
a4adb608
MN
1449 esac
1450fi
1451
be0d52ab 1452# make sure we can execute files in $TMPDIR
2270b4b2 1453cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1454#! /bin/sh
1455EOF
2270b4b2
DB
1456chmod +x $TMPSH >> $logfile 2>&1
1457if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1458 cat <<EOF
1459Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1460variable to another directory and make sure that $TMPDIR1 is not mounted
1461noexec.
be0d52ab
MR
1462EOF
1463 die "Sanity test failed."
1464fi
edd08265 1465rm $TMPSH
be0d52ab 1466
1a268acc
MR
1467# compiler sanity check
1468check_exec <<EOF
c23a0ac8 1469int main(void){ return 0; }
1a268acc
MR
1470EOF
1471if test "$?" != 0; then
1472 echo "$cc is unable to create an executable file."
93b3c083 1473 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1474 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1475 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1476 fi
1477 die "C compiler test failed."
1478fi
1479
b4d96ba2
MR
1480check_cc <<EOF || die "Symbol mangling check failed."
1481int ff_extern;
1482EOF
2f05d9c1 1483sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1484extern_prefix=${sym%%ff_extern*}
1485
61d251db
MR
1486check_asm inline_asm '""'
1487
9eeed841 1488if enabled x86; then
44965991
PI
1489 # check whether EBP is available on x86
1490 # As 'i' is stored on the stack, this program will crash
1491 # if the base pointer is used to access it because the
1492 # base pointer is cleared in the inline assembly code.
7dfef245 1493 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1494 volatile int i=0;
1495 asm volatile (
1496 "xorl %%ebp, %%ebp"
1497 ::: "%ebp");
1498 return i;
44965991
PI
1499EOF
1500
1501 # check wether EBX is available on x86
940f335a 1502 check_asm ebx_available '"":::"%ebx"'
8e380710 1503
d7f0920b 1504 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1505 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1506 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1507
1508 check_asm bswap '"bswap %%eax" ::: "%eax"'
44965991
PI
1509fi
1510
87ea51e0
LB
1511# check for assembler specific support
1512
cc6a90dd 1513if test $arch = "powerpc"; then
497237c7 1514check_cc <<EOF && enable dcbzl
87ea51e0
LB
1515int main(void) {
1516 register long zero = 0;
1517 char data[1024];
1518 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1519return 0;
1520}
1521EOF
1522fi
1523
57bd82d4
MR
1524# check for SIMD availability
1525
115329f1 1526# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1527if enabled altivec; then
4477b9f4
DB
1528 check_cflags -maltivec -mabi=altivec &&
1529 check_header altivec.h ||
1530 check_cflags -faltivec
b6e52719 1531
0182fee8 1532 # check if our compiler supports Motorola AltiVec C API
3ae3b721
RP
1533 enabled altivec_h &&
1534 inc_altivec_h="#include <altivec.h>" ||
f25fc9b1 1535 inc_altivec_h=
497237c7 1536 check_cc <<EOF || disable altivec
dcd479c0 1537$inc_altivec_h
a9a07762
MN
1538int main(void) {
1539 vector signed int v1, v2, v3;
1540 v1 = vec_add(v2,v3);
1541 return 0;
1542}
1543EOF
1544fi
ab6c65f6 1545
b4e806b2
MC
1546# We have to check if pld is a nop and disable it.
1547enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1548enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1549enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1550enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1551enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1552enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1553enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1554
8b03def6
DB
1555enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1556
57bd82d4
MR
1557# ---
1558# big/little-endian test
9eebe687
MR
1559check_cc <<EOF || die "endian test failed"
1560unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1561EOF
d04d9e16 1562od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1563
a3999908 1564# ---
3d204385
NK
1565# check availability of some header files
1566
a98bb16d
RP
1567if check_func dlopen; then
1568 ldl=
1569elif check_func dlopen -ldl; then
1570 ldl=-ldl
8bf5d58f
MN
1571fi
1572
7483e694
DB
1573check_func fork
1574check_func gethrtime
1575check_func getrusage
094c09bb 1576check_func inet_aton $network_extralibs
7483e694
DB
1577check_func memalign
1578check_func mkstemp
a98bb16d 1579check_func2 windows.h GetProcessTimes
6ffa87d3 1580
a98bb16d 1581check_header byteswap.h
e16e49ac 1582check_header conio.h
a98bb16d
RP
1583check_header dlfcn.h
1584check_header malloc.h
b58412f1 1585check_header sys/mman.h
b091aa44 1586check_header sys/resource.h
a98bb16d
RP
1587check_header termios.h
1588
1589if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1590 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1591fi
e16e49ac 1592
497237c7 1593enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
57bd82d4 1594
b0c858d8
FR
1595# ffserver uses poll(),
1596# if it's not found we can emulate it using select().
1597if enabled ffserver; then
f8cda19e 1598 check_header poll.h
81644c2e 1599 check_header sys/select.h
b0c858d8
FR
1600fi
1601
57bd82d4
MR
1602# check for some common methods of building with pthread support
1603# do this before the optional library checks as some of them require pthreads
1604if enabled pthreads; then
9e7fd101
MR
1605 if check_func pthread_create; then
1606 :
1607 elif check_func pthread_create -pthread; then
1608 add_cflags -pthread
afc9aee2 1609 add_extralibs -pthread
9e7fd101
MR
1610 elif check_func pthread_create -pthreads; then
1611 add_cflags -pthreads
afc9aee2 1612 add_extralibs -pthreads
8d94f606
GT
1613 elif check_func pthread_create -lpthreadGC2; then
1614 add_extralibs -lpthreadGC2
9e7fd101
MR
1615 elif ! check_lib pthread.h pthread_create -lpthread; then
1616 die "ERROR: can't find pthreads library"
1617 fi
57bd82d4
MR
1618fi
1619
8eee7025 1620for thread in $THREADS_LIST; do
e5f94c2b 1621 if enabled $thread; then
3ae3b721
RP
1622 test -n "$thread_type" &&
1623 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1624 thread_type="$thread"
e5f94c2b
RP
1625 fi
1626done
1627
fdf88598
MR
1628check_lib math.h sin -lm
1629
a33cab3a
MK
1630# test for C99 functions in math.h
1631for func in llrint lrint lrintf round roundf; do
1632 check_exec <<EOF && enable $func || disable $func
f32adb22
MR
1633#define _ISOC9X_SOURCE 1
1634#include <math.h>
a33cab3a 1635int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1636EOF
a33cab3a 1637done
f32adb22 1638
57bd82d4 1639# these are off by default, so fail if requested and not available
79fda097 1640enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1641enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1642enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1643enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1644enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1645 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1646 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1647enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1648enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1649enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1650enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1651enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1652enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1653 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1654enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1655enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
18ee626c 1656enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
7483e694
DB
1657enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1658enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1659
6ea67bbb
JR
1660# disable the native AC-3 decoder if liba52 is enabled
1661enabled liba52 && disable ac3_decoder
1662
3f89d9c0
AS
1663# disable the slower libdirac decoder if libschroedinger is enabled
1664enabled libschroedinger && enabled libdirac && disable libdirac_decoder
1665
0b4a1821
AS
1666# libdc1394 check
1667if enabled libdc1394; then
1668 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1669 enable libdc1394_2; } ||
1670 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1671 enable libdc1394_1; } ||
1672 die "ERROR: No version of libdc1394 found "
1673fi
1674
1675
c13e1abd
FH
1676_restrict=
1677for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1678 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1679void foo(char * $restrict_keyword p);
1680EOF
c13e1abd
FH
1681done
1682
703afd07 1683test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1684
4f854758 1685if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1686 disable vhook
fbb9d104 1687 echo
b0268cc0 1688 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1689 echo "Patches welcome."
1690 echo
1691fi
1692
8d923001
MR
1693if enabled vhook; then
1694 check_ldflags -rdynamic
1695 check_ldflags -export-dynamic
1696fi
bfd2edeb 1697
eea50282
MR
1698check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1699check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1700
a86b921c 1701##########################################
29799f8b 1702# SDL check
a86b921c 1703
497237c7
RP
1704disable sdl_too_old
1705disable sdl
6a1a892f 1706SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1707if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1708 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1709 temp_cflags $sdl_cflags
dcd479c0 1710 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1711 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1712 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1713 if test "$_sdlversion" -lt 121 ; then
497237c7 1714 enable sdl_too_old
dcd479c0 1715 else
497237c7 1716 enable sdl
225e21ef 1717 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1718#include <SDL.h>
d6773f56 1719int main(int argc, char **argv){
29f3b38a
MR
1720 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1721 int w = vi->current_w;
1722 return 0;
1723}
1724EOF
dcd479c0
MR
1725 fi
1726 fi
29f3b38a 1727 restore_flags
c3f6b472 1728fi
57bd82d4 1729
2270b4b2 1730texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1731
72be9e73
DY
1732check_type sys/socket.h socklen_t
1733
7a91333f 1734##########################################
73b46a95
RP
1735# Network check
1736
1737if enabled network; then
1738 # Prefer arpa/inet.h over winsock2
1739 if check_header arpa/inet.h ; then
1740 check_func closesocket
1741 elif check_header winsock2.h ; then
ea10ddde 1742 network_extralibs="-lws2_32"
72be9e73 1743 check_type ws2tcpip.h socklen_t
73b46a95
RP
1744 check_func2 winsock2.h closesocket
1745 fi
1746fi
1747
1748##########################################
29799f8b 1749# IPv6 check
7a91333f 1750
497237c7 1751enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1752#include <sys/types.h>
1753#include <sys/socket.h>
1754#include <netinet/in.h>
1755#include <netdb.h>
db817cf3 1756int main(void) {
7483e694
DB
1757 struct sockaddr_storage saddr;
1758 struct ipv6_mreq mreq6;
1759 getaddrinfo(0,0,0,0);
1760 getnameinfo(0,0,0,0,0,0,0);
1761 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1762}
1763EOF
1764
06e31011
RP
1765check_header linux/videodev.h
1766check_header linux/videodev2.h
47f38850 1767
c2345207
RP
1768check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1769
f8aa696f 1770# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1771{ check_header dev/bktr/ioctl_meteor.h &&
1772 check_header dev/bktr/ioctl_bt848.h; } ||
1773{ check_header machine/ioctl_meteor.h &&
1774 check_header machine/ioctl_bt848.h; } ||
1775{ check_header dev/video/meteor/ioctl_meteor.h &&
1776 check_header dev/video/bktr/ioctl_bt848.h; } ||
1777check_header dev/ic/bt8xx.h
f8aa696f 1778
c7682de0
RP
1779check_header sys/soundcard.h
1780check_header soundcard.h
deb29777 1781
7483e694 1782# deal with the X11 frame grabber
56a059ac 1783enabled x11grab &&
f58f4ce1
GP
1784check_header X11/Xlib.h &&
1785check_header X11/extensions/XShm.h &&
1786check_func XOpenDisplay -lX11 &&
06eab4ba 1787check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1788
40bcf4c7 1789enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1790
1791# add some useful compiler flags if supported
1792check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1793check_cflags -Wall
1794check_cflags -Wno-switch
c07bd6a9
MN
1795check_cflags -Wdisabled-optimization
1796check_cflags -Wpointer-arith
1797check_cflags -Wredundant-decls
cc1fb623 1798check_cflags -Wno-pointer-sign
f4929996 1799check_cflags -Wcast-qual
9aceb3cf 1800check_cflags -Wwrite-strings
652a5bf6 1801check_cflags -Wtype-limits
5af4e0cc 1802enabled extra_warnings && check_cflags -Winline
cf9d24ad 1803
57bd82d4 1804# add some linker flags
5c0e9479 1805check_ldflags -Wl,--warn-common
e240ee67 1806check_ldflags $LDLATEFLAGS
c2fd6530 1807check_ldflags -Wl,-Bsymbolic
94a3401e 1808
bd2216e4
MR
1809if enabled small; then
1810 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1811 optimizations="small"
1812elif enabled optimizations; then
3dddba4b 1813 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1814 add_cflags "-O5"
1815 add_ldflags "-O5"
cf9d24ad 1816 else
30a3e5d4 1817 add_cflags "-O3"
cf9d24ad 1818 fi
cddf3f45 1819fi
11fdbc44 1820check_cflags -fno-math-errno
b2eb2ff0 1821check_cflags -fno-signed-zeros
cddf3f45 1822
504a64b9
CEH
1823# add some flags for Intel C Compiler
1824if $cc --version | grep -q Intel; then
1825 # Just warnings, no remarks
1826 check_cflags -w1
1827 # -wd: Disable following warnings
1828 # 144, 167, 556: -Wno-pointer-sign
1829 # 10006: ignoring unknown option -fno-signed-zeros
1830 # 10156: ignoring option '-W'; no argument required
1831 check_cflags -wd144,167,556,10006,10156
1832 # 11030: Warning unknown option --as-needed
1833 # 10156: ignoring option '-export'; no argument required
1834 check_ldflags -wd10156,11030
907eb3b5
CEH
1835 # Allow to compile with optimizations
1836 check_ldflags -march=$cpu
504a64b9
CEH
1837fi
1838
80581e98 1839# PIC flags for shared library objects where they are needed
5af4e0cc 1840if enabled shared; then
569cb218
MR
1841 # LIBOBJFLAGS may have already been set in the OS configuration
1842 if test -z "$LIBOBJFLAGS" ; then
1843 case "$arch" in
1844 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1845 esac
1846 fi
80581e98
MN
1847fi
1848
90be59ef 1849if enabled gprof; then
30a3e5d4
NP
1850 add_cflags "-p"
1851 add_ldflags "-p"
1db54e20
DB
1852fi
1853
3b26ee47 1854VHOOKCFLAGS="-fPIC"
18451f7d 1855
7f3c02fc 1856# Find out if the .align argument is a power of two or not.
4454dc1b 1857if test $asmalign_pot = "unknown"; then
497237c7
RP
1858 disable asmalign_pot
1859 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1860fi
1861
7483e694
DB
1862enabled_any $DECODER_LIST && enable decoders
1863enabled_any $ENCODER_LIST && enable encoders
1864enabled_any $BSF_LIST && enable bsfs
1865enabled_any $DEMUXER_LIST && enable demuxers
1866enabled_any $MUXER_LIST && enable muxers
f7679c54 1867enabled_any $FILTER_LIST && enable filters
7483e694
DB
1868enabled_any $INDEV_LIST && enable demuxers
1869enabled_any $OUTDEV_LIST && enable muxers
1870enabled_any $PROTOCOL_LIST && enable protocols
1871
1872enabled_any $THREADS_LIST && enable threads
1873
1874check_deps $CONFIG_LIST \
1875 $HAVE_LIST \
1876 $DECODER_LIST \
1877 $ENCODER_LIST \
1878 $PARSER_LIST \
1879 $BSF_LIST \
1880 $DEMUXER_LIST \
1881 $MUXER_LIST \
f7679c54 1882 $FILTER_LIST \
7483e694
DB
1883 $INDEV_LIST \
1884 $OUTDEV_LIST \
1885 $PROTOCOL_LIST \
f70f03f6 1886
f7b8bffe 1887enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1888enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1889enabled libtheora && append pkg_requires "theora"
f9def9cc 1890enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1891
3e89171a 1892echo "install prefix $prefix"
f36958f8
DB
1893echo "source path $source_path"
1894echo "C compiler $cc"
bfd5afd8 1895echo ".align is power-of-two $asmalign_pot"
f36958f8 1896echo "ARCH $arch ($cpu)"
ce8871c2
MR
1897if test "$build_suffix" != ""; then
1898 echo "build suffix $build_suffix"
eb94aca9 1899fi
0db2ce77 1900echo "big-endian ${bigendian-no}"
419b8784 1901if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1902 echo "MMX enabled ${mmx-no}"
1903 echo "CMOV enabled ${cmov-no}"
1904 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1905 echo "EBX available ${ebx_available-no}"
1906 echo "EBP available ${ebp_available-no}"
e41e8342 1907fi
cc6a90dd 1908if test $arch = "armv4l"; then
0db2ce77
MR
1909 echo "ARMv5TE enabled ${armv5te-no}"
1910 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1911 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1912 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1913fi
e241ba14 1914if test $arch = "mips"; then
0db2ce77 1915 echo "MMI enabled ${mmi-no}"
e41e8342 1916fi
cc6a90dd 1917if test $arch = "powerpc"; then
0db2ce77
MR
1918 echo "AltiVec enabled ${altivec-no}"
1919 echo "dcbzl available ${dcbzl-no}"
e41e8342 1920fi
0db2ce77
MR
1921echo "gprof enabled ${gprof-no}"
1922echo "debug symbols ${debug-no}"
87a0fb62 1923echo "strip symbols ${stripping-no}"
8400d6b8 1924echo "optimizations ${optimizations-no}"
0db2ce77
MR
1925echo "static ${static-no}"
1926echo "shared ${shared-no}"
4a24ab64 1927echo "postprocessing support ${postproc-no}"
13ca50f3 1928echo "software scaler enabled ${swscale-no}"
f7679c54 1929echo "new filter support ${avfilter-no}"
81124ba0 1930echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 1931echo "video hooking ${vhook-no}"
90be59ef 1932if enabled vhook; then
0db2ce77
MR
1933 echo "Imlib2 support ${imlib2-no}"
1934 echo "FreeType support ${freetype2-no}"
68892110 1935fi
0db2ce77 1936echo "network support ${network-no}"
90be59ef 1937if enabled network; then
0db2ce77 1938 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1939fi
0db2ce77
MR
1940echo "threading support ${thread_type-no}"
1941echo "SDL support ${sdl-no}"
90be59ef 1942if enabled sdl_too_old; then
bfd5afd8
DB
1943 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1944fi
0db2ce77
MR
1945echo "Sun medialib support ${mlib-no}"
1946echo "AVISynth enabled ${avisynth-no}"
1947echo "liba52 support ${liba52-no}"
1948echo "liba52 dlopened ${liba52bin-no}"
1949echo "libamr-nb support ${libamr_nb-no}"
1950echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 1951echo "libdc1394 support ${libdc1394-no}"
690bfceb 1952echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
1953echo "libfaac enabled ${libfaac-no}"
1954echo "libfaad enabled ${libfaad-no}"
7e0871a7 1955echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1956echo "libgsm enabled ${libgsm-no}"
1957echo "libmp3lame enabled ${libmp3lame-no}"
1958echo "libnut enabled ${libnut-no}"
f7cd9eed 1959echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
1960echo "libtheora enabled ${libtheora-no}"
1961echo "libvorbis enabled ${libvorbis-no}"
1962echo "x264 enabled ${libx264-no}"
1963echo "XviD enabled ${libxvid-no}"
1964echo "zlib enabled ${zlib-no}"
2c62e737 1965echo
de6d9b64 1966
f7679c54 1967for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 1968 echo "Enabled ${type}s:"
f65c9da1 1969 eval list=\$$(toupper $type)_LIST
8138b9db 1970 for part in $list; do
f65c9da1
MR
1971 enabled $part && echo ${part%_*}
1972 done | sort | pr -3 -t
1973 echo
8138b9db
RP
1974done
1975
3fe142e2
DB
1976enabled nonfree &&
1977 echo "License: unredistributable" ||
1978 (enabled gpl &&
1979 echo "License: GPL" ||
1980 echo "License: LGPL")
ca5323af 1981
cf1392e9
DB
1982echo "Creating config.mak and config.h..."
1983
29799f8b
DB
1984echo "# Automatically generated by configure - do not modify!" > config.mak
1985echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
1986echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1987echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 1988echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1989
3e89171a 1990echo "PREFIX=$prefix" >> config.mak
c75560ae 1991echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1992echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1993echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1994echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1995echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1996echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8
FB
1997echo "CC=$cc" >> config.mak
1998echo "AR=$ar" >> config.mak
be7109c1 1999echo "RANLIB=$ranlib" >> config.mak
20369773 2000echo "LN_S=$ln_s" >> config.mak
87a0fb62 2001enabled stripping &&
3ae3b721 2002 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2003 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2004
a9b3f630 2005echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2006echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2007echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2008echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2009echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 2010echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2011echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2012echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2013echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2014echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2015echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2016echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2017echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2018echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2019echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2020echo "SLIBSUF=$SLIBSUF" >> config.mak
2021echo "EXESUF=$EXESUF" >> config.mak
315c741d 2022echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2023
90be59ef 2024if enabled bigendian; then
7483e694
DB
2025 echo "WORDS_BIGENDIAN=yes" >> config.mak
2026 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2027fi
44161118 2028
90be59ef 2029if enabled sdl; then
7483e694
DB
2030 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2031 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2032fi
90be59ef 2033if enabled texi2html; then
7483e694 2034 echo "BUILD_DOC=yes" >> config.mak
146ea952 2035fi
5a872801 2036
719c8e00
MR
2037get_version(){
2038 name=$1
2039 file=$source_path/$2
147e7692
MR
2040 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2041 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2042 lcname=$(tolower $name)
2043 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2044 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2045}
2046
147e7692
MR
2047get_version LIBSWSCALE libswscale/swscale.h
2048get_version LIBPOSTPROC libpostproc/postprocess.h
2049get_version LIBAVCODEC libavcodec/avcodec.h
2050get_version LIBAVDEVICE libavdevice/avdevice.h
2051get_version LIBAVFORMAT libavformat/avformat.h
2052get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2053get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2054
5af4e0cc 2055if enabled shared; then
7483e694
DB
2056 echo "BUILD_SHARED=yes" >> config.mak
2057 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2058 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2059 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2060 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2061 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2062 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2063 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2064 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2065 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2066fi
d7e27559 2067echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2068echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2069
3d907e22
MR
2070print_config ARCH_ $TMPH config.mak $ARCH_LIST
2071print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2072print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2073 $DECODER_LIST \
2074 $ENCODER_LIST \
2075 $PARSER_LIST \
2076 $BSF_LIST \
2077 $DEMUXER_LIST \
2078 $MUXER_LIST \
f7679c54 2079 $FILTER_LIST \
7483e694
DB
2080 $PROTOCOL_LIST \
2081 $INDEV_LIST \
2082 $OUTDEV_LIST \
8ac17293 2083
c13e1abd
FH
2084echo "#define restrict $_restrict" >> $TMPH
2085
bd2216e4 2086if enabled small; then
7483e694 2087 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2088fi
2089
997baf01
MR
2090echo "SRC_PATH=\"$source_path\"" >> config.mak
2091echo "SRC_PATH_BARE=$source_path" >> config.mak
2092echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2093
8156056e 2094# Apparently it's not possible to portably echo a backslash.
3ae3b721 2095enabled asmalign_pot &&
7483e694
DB
2096 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2097 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2098
b4d96ba2 2099echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2100
9c05103f
DB
2101echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2102
b7860763 2103# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2104cmp -s $TMPH config.h &&
2105 echo "config.h is unchanged" ||
2106 mv -f $TMPH config.h
3d204385 2107
cea0ac52 2108rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2109
165af439 2110# build tree in object directory if source path is different from current one
90be59ef 2111if enabled source_path_used; then
165af439 2112 DIRS="\
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2113 doc \
2114 libavcodec \
2115 libavcodec/alpha \
2116 libavcodec/armv4l \
2117 libavcodec/bfin \
2118 libavcodec/i386 \
2119 libavcodec/mlib \
2120 libavcodec/ppc \
2121 libavcodec/sh4 \
2122 libavcodec/sparc \
52a9cf34 2123 libavdevice \
f7679c54 2124 libavfilter \
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2125 libavformat \
2126 libavutil \
2127 libpostproc \
2128 libswscale \
2129 tests \
2130 tools \
2131 vhook \
2132 "
165af439 2133 FILES="\
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2134 Makefile \
2135 common.mak \
71c61f62 2136 subdir.mak \
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2137 doc/texi2pod.pl \
2138 libavcodec/Makefile \
52a9cf34 2139 libavdevice/Makefile \
f7679c54 2140 libavfilter/Makefile \
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2141 libavformat/Makefile \
2142 libavutil/Makefile \
2143 libpostproc/Makefile \
2144 libswscale/Makefile \
2145 "
165af439 2146 for dir in $DIRS ; do
7483e694 2147 mkdir -p $dir
165af439
MR
2148 done
2149 for f in $FILES ; do
20369773 2150 $ln_s "$source_path/$f" $f
165af439
MR
2151 done
2152fi
def4272a 2153
def4272a 2154
d0674868 2155# build pkg-config files
def4272a 2156
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2157pkgconfig_generate(){
2158name=$1
e426941d 2159shortname=${name#lib}
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2160comment=$2
2161version=$3
2162libs=$4
2163requires=$5
2270b4b2 2164cat <<EOF > $name.pc
3e89171a 2165prefix=$prefix
a94e666c 2166exec_prefix=\${prefix}
f2b7382c 2167libdir=$libdir
7622778e 2168includedir=$incdir
def4272a 2169
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2170Name: $name
2171Description: $comment
2172Version: $version
2173Requires: $requires
def4272a 2174Conflicts:
7a30f8ff
AH
2175Libs: -L\${libdir} -l${shortname}
2176Libs.private: $libs
76a448ed 2177Cflags: -I\${includedir}
def4272a 2178EOF
2270b4b2 2179cat <<EOF > $name-uninstalled.pc
def4272a
AJ
2180prefix=
2181exec_prefix=
d0674868 2182libdir=\${pcfiledir}/$name
7622778e 2183includedir=\${pcfiledir}
def4272a 2184
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2185Name: $name
2186Description: $comment
2187Version: $version
2188Requires: $requires
def4272a 2189Conflicts:
7a30f8ff
AH
2190Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF}
2191Libs.private: $libs
def4272a
AJ
2192Cflags: -I\${includedir}
2193EOF
d0674868 2194}
def4272a 2195
e426941d 2196pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2197pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2198pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2199pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
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2200enabled avfilter && \
2201 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2202enabled postproc && \
e426941d 2203 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2204if enabled swscale; then
e426941d 2205 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2206else
f436a23e 2207 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
7483e694 2208 apply libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2209fi