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#!/bin/sh
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#
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# FFmpeg configure script
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#
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# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
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# Copyright (c) 2005-2006 Diego Biurrun
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# Copyright (c) 2005-2006 Mans Rullgard
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#
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# make sure we are running under a compatible shell
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# try to make this part work with most shells
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try_exec(){
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    echo "Trying shell $1"
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    type "$1" >/dev/null 2>&1 && exec "$@"
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}
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unset foo
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(: ${foo%%bar}) 2>/dev/null
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E1="$?"
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(: ${foo?}) 2>/dev/null
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E2="$?"
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if test "$E1" != 0 || test "$E2" = 0; then
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    echo "Broken shell detected.  Trying alternatives."
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    export FF_CONF_EXEC
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    if test "0$FF_CONF_EXEC" -lt 1; then
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        FF_CONF_EXEC=1
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        try_exec bash "$0" "$@"
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    fi
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    if test "0$FF_CONF_EXEC" -lt 2; then
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        FF_CONF_EXEC=2
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        try_exec ksh "$0" "$@"
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    fi
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    if test "0$FF_CONF_EXEC" -lt 3; then
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        FF_CONF_EXEC=3
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        try_exec /usr/xpg4/bin/sh "$0" "$@"
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    fi
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    echo "No compatible shell script interpreter found."
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    echo "This configure script requires a POSIX-compatible shell"
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    echo "such as bash or ksh."
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    echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
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    echo "Instead, install a working POSIX-compatible shell."
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    echo "Disabling this configure test will create a broken FFmpeg."
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    if test "$BASH_VERSION" = '2.04.0(1)-release'; then
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        echo "This bash version ($BASH_VERSION) is broken on your platform."
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        echo "Upgrade to a later version if available."
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    fi
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    exit 1
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fi
52

    
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show_help(){
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  echo "Usage: configure [options]"
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  echo "Options: [defaults in brackets after descriptions]"
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  echo
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  echo "Standard options:"
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  echo "  --help                   print this message"
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  echo "  --log[=FILE|yes|no]      log tests and output to FILE [config.err]"
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  echo "  --prefix=PREFIX          install in PREFIX [$PREFIX]"
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  echo "  --libdir=DIR             install libs in DIR [PREFIX/lib]"
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  echo "  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]"
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  echo "  --incdir=DIR             install includes in DIR [PREFIX/include/ffmpeg]"
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  echo "  --mandir=DIR             install man page in DIR [PREFIX/man]"
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  echo "  --enable-static          build static libraries [default=yes]"
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  echo "  --disable-static         do not build static libraries [default=no]"
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  echo "  --enable-shared          build shared libraries [default=no]"
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  echo "  --disable-shared         do not build shared libraries [default=yes]"
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  echo "  --enable-gpl             allow use of GPL code, the resulting libav*"
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  echo "                           and ffmpeg will be under GPL [default=no]"
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  echo "  --enable-pp              enable GPLed postprocessing support [default=no]"
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  echo "  --enable-swscaler        software scaler support [default=no]"
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  echo "  --enable-beosthreads     use BeOS threads [default=no]"
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  echo "  --enable-os2threads      use OS/2 threads [default=no]"
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  echo "  --enable-pthreads        use pthreads [default=no]"
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  echo "  --enable-w32threads      use Win32 threads [default=no]"
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  echo "  --enable-x11grab         enable X11 grabbing [default=no]"
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  echo
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  echo "External library support:"
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  echo "  --enable-sunmlib         use Sun medialib [default=no]"
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  echo "  --enable-dc1394          enable IIDC-1394 grabbing using libdc1394"
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  echo "                           and libraw1394 [default=no]"
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  echo "  --enable-liba52          enable GPLed liba52 support [default=no]"
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  echo "  --enable-liba52bin       open liba52.so.0 at runtime [default=no]"
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  echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
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  echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
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  echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
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  echo "  --enable-libfaac         enable FAAC support via libfaac [default=no]"
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  echo "  --enable-libfaad         enable FAAD support via libfaad [default=no]"
90
  echo "  --enable-libfaadbin      open libfaad.so.0 at runtime [default=no]"
91
  echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"
92
  echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [default=no]"
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  echo "  --enable-libnut          enable NUT (de)muxing via libnut,"
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  echo "                           native demuxer exists [default=no]"
95
  echo "  --enable-libogg          enable Ogg muxing via libogg [default=no]"
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  echo "  --enable-libtheora       enable Theora encoding via libtheora [default=no]"
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  echo "  --enable-libvorbis       enable Vorbis en/decoding via libvorbis,"
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  echo "                           native implementations exist [default=no]"
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  echo "  --enable-libx264         enable H.264 encoding via x264 [default=no]"
100
  echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
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  echo "                           native MPEG-4/Xvid encoder exists [default=no]"
102
  echo ""
103
  echo "Advanced options (experts only):"
104
  echo "  --source-path=PATH       path to source code [$source_path]"
105
  echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
106
  echo "  --cross-compile          assume a cross-compiler is used"
107
  echo "  --target-os=OS           compiler targets OS [$targetos]"
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  echo "  --cc=CC                  use C compiler CC [$cc]"
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  echo "  --make=MAKE              use specified make [$make]"
110
  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
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  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
112
  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
113
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
114
  echo "  --arch=ARCH              select architecture  [$arch]"
115
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
116
  echo "                           instruction selection, may crash on older CPUs)"
117
  echo "  --enable-powerpc-perf    enable performance report on PPC"
118
  echo "                           (requires enabling PMC)"
119
  echo "  --disable-mmx            disable MMX usage"
120
  echo "  --disable-armv5te        disable armv5te usage"
121
  echo "  --disable-armv6          disable armv6 usage"
122
  echo "  --disable-iwmmxt         disable iwmmxt usage"
123
  echo "  --disable-altivec        disable AltiVec usage"
124
  echo "  --disable-audio-oss      disable OSS audio support [default=no]"
125
  echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
126
  echo "  --disable-v4l            disable video4linux grabbing [default=no]"
127
  echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
128
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
129
  echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
130
  echo "  --disable-network        disable network support [default=no]"
131
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
132
  echo "  --disable-zlib           disable zlib [default=no]"
133
  echo "  --disable-vhook          disable video hooking support"
134
  echo "  --disable-debug          disable debugging symbols"
135
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
136
  echo "                           MPEG audio decoding [default=no]"
137
  echo "  --disable-ffmpeg         disable ffmpeg build"
138
  echo "  --disable-ffserver       disable ffserver build"
139
  echo "  --disable-ffplay         disable ffplay build"
140
  echo "  --enable-small           optimize for size instead of speed"
141
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
142
  echo "  --disable-encoder=NAME   disables encoder NAME"
143
  echo "  --enable-encoder=NAME    enables encoder NAME"
144
  echo "  --disable-decoder=NAME   disables decoder NAME"
145
  echo "  --enable-decoder=NAME    enables decoder NAME"
146
  echo "  --disable-encoders       disables all encoders"
147
  echo "  --disable-decoders       disables all decoders"
148
  echo "  --disable-muxer=NAME     disables muxer NAME"
149
  echo "  --enable-muxer=NAME      enables muxer NAME"
150
  echo "  --disable-muxers         disables all muxers"
151
  echo "  --disable-demuxer=NAME   disables demuxer NAME"
152
  echo "  --enable-demuxer=NAME    enables demuxer NAME"
153
  echo "  --disable-demuxers       disables all demuxers"
154
  echo "  --enable-parser=NAME     enables parser NAME"
155
  echo "  --disable-parser=NAME    disables parser NAME"
156
  echo "  --disable-parsers        disables all parsers"
157
  echo "  --enable-bsf=NAME        enables bitstream filter NAME"
158
  echo "  --disable-bsf=NAME       disables bitstream filter NAME"
159
  echo "  --disable-bsfs           disables all bitstream filters"
160
  echo "  --enable-protocol=NAME   enables protocol NAME"
161
  echo "  --disable-protocol=NAME  disables protocol NAME"
162
  echo "  --disable-protocols      disables all protocols"
163
  echo
164
  echo "Developer options (useful when working on FFmpeg itself):"
165
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
166
  echo "  --disable-opts           disable compiler optimizations"
167
  echo "  --enable-extra-warnings  enable more compiler warnings"
168
  echo "  --disable-strip          disable stripping of executables and shared libraries"
169
  echo ""
170
  echo "NOTE: Object files are built at the place where configure is launched."
171
  exit 1
172
}
173

    
174
log(){
175
    echo "$@" >>$logfile
176
}
177

    
178
log_file(){
179
    log BEGIN $1
180
    cat -n $1 >>$logfile
181
    log END $1
182
}
183

    
184
echolog(){
185
    log "$@"
186
    echo "$@"
187
}
188

    
189
die(){
190
    echolog "$@"
191
    cat <<EOF
192
If you think configure made a mistake, make sure you are using the latest
193
version from SVN.  If the latest version fails, report the problem to the
194
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
195
EOF
196
    if enabled logging; then
197
        cat <<EOF
198
Include the log file "$logfile" produced by configure as this will help
199
solving the problem.
200
EOF
201
    else
202
cat <<EOF
203
Rerun configure with logging enabled (do not use --log=no), and include the
204
log this produces with your report.
205
EOF
206
    fi
207
    rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
208
    exit 1
209
}
210

    
211
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
212
toupper(){
213
    echo "$@" | tr '[a-z]' '[A-Z]'
214
}
215

    
216
tolower(){
217
    echo "$@" | tr '[A-Z]' '[a-z]'
218
}
219

    
220
set_all(){
221
    value=$1
222
    shift
223
    for var in $*; do
224
        eval $var=$value
225
    done
226
}
227

    
228
pushvar(){
229
    for var in $*; do
230
        eval level=\${${var}_level:=0}
231
        eval ${var}_${level}="\$$var"
232
        eval ${var}_level=$(($level+1))
233
    done
234
}
235

    
236
popvar(){
237
    for var in $*; do
238
        eval level=\${${var}_level:-0}
239
        test $level = 0 && continue
240
        eval level=$(($level-1))
241
        eval $var="\${${var}_${level}}"
242
        eval ${var}_level=$level
243
        eval unset ${var}_${level}
244
    done
245
}
246

    
247
enable(){
248
    set_all yes $*
249
}
250

    
251
disable(){
252
    set_all no $*
253
}
254

    
255
enabled(){
256
    eval test "x\$$1" = "xyes"
257
}
258

    
259
disabled(){
260
    eval test "x\$$1" = "xno"
261
}
262

    
263
enabled_all(){
264
    for opt; do
265
        enabled $opt || return 1
266
    done
267
}
268

    
269
disabled_all(){
270
    for opt; do
271
        disabled $opt || return 1
272
    done
273
}
274

    
275
enabled_any(){
276
    for opt; do
277
        enabled $opt && return 0
278
    done
279
}
280

    
281
disabled_any(){
282
    for opt; do
283
        disabled $opt && return 0
284
    done
285
}
286

    
287
check_deps(){
288
    for cfg; do
289
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
290
        disabled ${cfg}_checking && continue
291
        enable ${cfg}_checking
292

    
293
        eval dep_all="\$${cfg}_deps"
294
        eval dep_any="\$${cfg}_deps_any"
295

    
296
        pushvar cfg dep_all dep_any
297
        check_deps $dep_all $dep_any
298
        popvar cfg dep_all dep_any
299

    
300
        enabled_all $dep_all || disable $cfg
301
        enabled_any $dep_any || disable $cfg
302

    
303
        disable ${cfg}_checking
304
    done
305
}
306

    
307
print_config(){
308
    pfx=$1
309
    header=$2
310
    makefile=$3
311
    shift 3
312
    for cfg; do
313
        ucname="`toupper $cfg`"
314
        if enabled $cfg; then
315
            echo "#define ${pfx}${ucname} 1" >> $header
316
            echo "#define ENABLE_${ucname} 1" >> $header
317
            echo "${pfx}${ucname}=yes" >> $makefile
318
        else
319
            echo "#define ENABLE_${ucname} 0" >> $header
320
        fi
321
    done
322
}
323

    
324
flags_saved(){
325
    (: ${SAVE_CFLAGS?}) 2>/dev/null
326
}
327

    
328
save_flags(){
329
    flags_saved && return
330
    SAVE_CFLAGS="$CFLAGS"
331
    SAVE_LDFLAGS="$LDFLAGS"
332
    SAVE_extralibs="$extralibs"
333
}
334

    
335
restore_flags(){
336
    flags_saved || return
337
    CFLAGS="$SAVE_CFLAGS"
338
    LDFLAGS="$SAVE_LDFLAGS"
339
    extralibs="$SAVE_extralibs"
340
    unset SAVE_CFLAGS
341
    unset SAVE_LDFLAGS
342
    unset SAVE_extralibs
343
}
344

    
345
temp_cflags(){
346
    save_flags
347
    CFLAGS="$CFLAGS $*"
348
}
349

    
350
temp_ldflags(){
351
    save_flags
352
    LDFLAGS="$LDFLAGS $*"
353
}
354

    
355
temp_extralibs(){
356
    save_flags
357
    extralibs="$extralibs $*"
358
}
359

    
360
append(){
361
    var=$1
362
    shift
363
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
364
    eval "$var=\"\$$var $*\""
365
}
366

    
367
add_cflags(){
368
    append CFLAGS "$@"
369
}
370

    
371
add_ldflags(){
372
    append LDFLAGS "$@"
373
}
374

    
375
add_extralibs(){
376
    append extralibs "$@"
377
}
378

    
379
check_cmd(){
380
    log "$@"
381
    "$@" >>$logfile 2>&1
382
}
383

    
384
check_cc(){
385
    log check_cc "$@"
386
    cat >$TMPC
387
    log_file $TMPC
388
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
389
}
390

    
391
check_cpp(){
392
    log check_cpp "$@"
393
    cat >$TMPC
394
    log_file $TMPC
395
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
396
}
397

    
398
check_ld(){
399
    log check_ld "$@"
400
    check_cc || return
401
    flags=''
402
    libs=''
403
    for f; do
404
        test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
405
    done
406
    check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
407
}
408

    
409
check_cflags(){
410
    log check_cflags "$@"
411
    check_cc "$@" <<EOF && add_cflags "$@"
412
int x;
413
EOF
414
}
415

    
416
check_ldflags(){
417
    log check_ldflags "$@"
418
    check_ld "$@" <<EOF && add_ldflags "$@"
419
int main(){
420
    return 0;
421
}
422
EOF
423
}
424

    
425
check_header(){
426
    log check_header "$@"
427
    header=$1
428
    shift
429
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
430
    disable $var
431
    check_cpp "$@" <<EOF && enable $var
432
#include <$header>
433
int x;
434
EOF
435
}
436

    
437
check_func(){
438
    log check_func "$@"
439
    func=$1
440
    shift
441
    disable $func
442
    check_ld "$@" <<EOF && enable $func
443
extern int $func();
444
int main(){
445
    $func();
446
}
447
EOF
448
}
449

    
450
check_func2(){
451
    log check_func2 "$@"
452
    headers=$1
453
    func=$2
454
    shift 2
455
    disable $func
456
    incs=""
457
    for hdr in $headers; do
458
        incs="$incs
459
#include <$hdr>"
460
    done
461
    check_ld "$@" <<EOF && enable $func
462
$incs
463
int main(){
464
    (void) $func;
465
    return 0;
466
}
467
EOF
468
}
469

    
470
check_lib(){
471
    log check_lib "$@"
472
    header="$1"
473
    func="$2"
474
    shift 2
475
    temp_extralibs "$@"
476
    check_header $header && check_func $func && add_extralibs "$@"
477
    err=$?
478
    restore_flags
479
    return $err
480
}
481

    
482
check_lib2(){
483
    log check_lib2 "$@"
484
    headers="$1"
485
    func="$2"
486
    shift 2
487
    temp_extralibs "$@"
488
    check_func2 "$headers" $func && add_extralibs "$@"
489
    err=$?
490
    restore_flags
491
    return $err
492
}
493

    
494
check_exec(){
495
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
496
}
497

    
498
check_exec_crash(){
499
    code=`cat`
500

    
501
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
502
    # are safe but may not be available everywhere.  Thus we use
503
    # raise(SIGTERM) instead.  The check is run in a subshell so we
504
    # can redirect the "Terminated" message from the shell.  SIGBUS
505
    # is not defined by standard C so it is used conditionally.
506

    
507
    (check_exec "$@") >>$logfile 2>&1 <<EOF
508
#include <signal.h>
509
static void sighandler(int sig){
510
    raise(SIGTERM);
511
}
512
int main(){
513
    signal(SIGILL, sighandler);
514
    signal(SIGFPE, sighandler);
515
    signal(SIGSEGV, sighandler);
516
#ifdef SIGBUS
517
    signal(SIGBUS, sighandler);
518
#endif
519
    { $code }
520
}
521
EOF
522
}
523

    
524
require(){
525
    name="$1"
526
    header="$2"
527
    func="$3"
528
    shift 3
529
    check_lib $header $func "$@" || die "ERROR: $name not found"
530
}
531

    
532
require2(){
533
    name="$1"
534
    headers="$2"
535
    func="$3"
536
    shift 3
537
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
538
}
539

    
540
check_foo_config(){
541
    cfg=$1
542
    pkg=$2
543
    header=$3
544
    func=$4
545
    shift 4
546
    disable $cfg
547
    check_cmd ${pkg}-config --version
548
    err=$?
549
    if test "$err" = 0; then
550
        temp_cflags `${pkg}-config --cflags`
551
        temp_extralibs `${pkg}-config --libs`
552
        check_lib "$@" $header $func && enable $cfg
553
    fi
554
    return $err
555
}
556

    
557
apply(){
558
    file=$1
559
    shift
560
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
561
}
562

    
563
CONFIG_LIST='
564
    encoders
565
    decoders
566
    parsers
567
    bsfs
568
    muxers
569
    demuxers
570
    audio_beos
571
    audio_oss
572
    avisynth
573
    beos_netserver
574
    bktr
575
    dc1394
576
    dv1394
577
    ffmpeg
578
    ffplay
579
    ffserver
580
    gpl
581
    gprof
582
    ipv6
583
    liba52
584
    liba52bin
585
    libamr
586
    libamr_nb
587
    libamr_wb
588
    libfaac
589
    libfaad
590
    libfaadbin
591
    libgsm
592
    libmp3lame
593
    libnut
594
    libogg
595
    libtheora
596
    libvorbis
597
    libx264
598
    libxvid
599
    memalign_hack
600
    mpegaudio_hp
601
    network
602
    powerpc_perf
603
    pp
604
    protocols
605
    swscaler
606
    vhook
607
    v4l
608
    v4l2
609
    x11grab
610
    zlib
611
'
612

    
613
THREADS_LIST='
614
    beosthreads
615
    os2threads
616
    pthreads
617
    w32threads
618
'
619

    
620
ARCH_LIST='
621
    alpha
622
    armv4l
623
    bfin
624
    ia64
625
    m68k
626
    mips
627
    parisc
628
    powerpc
629
    s390
630
    sh4
631
    sparc
632
    sparc64
633
    x86
634
    x86_32
635
    x86_64
636
'
637

    
638
ARCH_EXT_LIST='
639
    altivec
640
    armv5te
641
    armv6
642
    iwmmxt
643
    mmi
644
    mmx
645
    ssse3
646
'
647

    
648
HAVE_LIST="
649
    $ARCH_EXT_LIST
650
    $THREADS_LIST
651
    altivec_h
652
    arpa_inet_h
653
    byteswap_h
654
    cmov
655
    dcbzl
656
    dev_bktr_ioctl_bt848_h
657
    dev_bktr_ioctl_meteor_h
658
    dev_ic_bt8xx_h
659
    dev_video_meteor_ioctl_meteor_h
660
    dev_video_bktr_ioctl_bt848_h
661
    dlfcn_h
662
    dlopen
663
    ebp_available
664
    ebx_available
665
    fast_64bit
666
    fast_cmov
667
    fast_unaligned
668
    freetype2
669
    imlib2
670
    inet_aton
671
    lrintf
672
    machine_ioctl_bt848_h
673
    machine_ioctl_meteor_h
674
    malloc_h
675
    memalign
676
    mlib
677
    os2
678
    ppc64
679
    sdl
680
    sdl_video_size
681
    soundcard_h
682
    sys_poll_h
683
    sys_soundcard_h
684
    threads
685
"
686

    
687
CMDLINE_SELECT="
688
    $ARCH_EXT_LIST
689
    $CONFIG_LIST
690
    $THREADS_LIST
691
    debug
692
    extra_warnings
693
    shared
694
    static
695
"
696

    
697
# code dependency declarations
698

    
699
# architecture extensions
700
altivec_deps="powerpc"
701
armv5te_deps="armv4l"
702
armv6_deps="armv4l"
703
iwmmxt_deps="armv4l"
704
mmi_deps="mips"
705
mmx_deps="x86"
706
ssse3_deps="x86"
707

    
708
# decoders / encoders
709
dxa_decoder_deps="zlib"
710
flashsv_decoder_deps="zlib"
711
flashsv_encoder_deps="zlib"
712
flv_decoder_deps="h263_decoder"
713
h263_decoder_deps="h263_parser mpeg4video_parser"
714
h263i_decoder_deps="h263_decoder"
715
h264_decoder_deps="h264_parser"
716
mpeg_xvmc_decoder_deps="xvmc"
717
mpeg4_decoder_deps="h263_decoder"
718
msmpeg4v1_decoder_deps="h263_decoder"
719
msmpeg4v2_decoder_deps="h263_decoder"
720
msmpeg4v3_decoder_deps="h263_decoder"
721
png_decoder_deps="zlib"
722
png_encoder_deps="zlib"
723
vc1_decoder_deps="h263_decoder"
724
wmv1_decoder_deps="h263_decoder"
725
wmv2_decoder_deps="h263_decoder"
726
wmv3_decoder_deps="h263_decoder"
727
zmbv_decoder_deps="zlib"
728
zmbv_encoder_deps="zlib"
729

    
730
# external libraries
731
mpeg4aac_decoder_deps="libfaad"
732
liba52_decoder_deps="liba52"
733
libamr_nb_decoder_deps="libamr_nb"
734
libamr_nb_encoder_deps="libamr_nb"
735
libamr_wb_decoder_deps="libamr_wb"
736
libamr_wb_encoder_deps="libamr_wb"
737
libfaac_encoder_deps="libfaac"
738
libfaad_decoder_deps="libfaad"
739
libgsm_decoder_deps="libgsm"
740
libgsm_encoder_deps="libgsm"
741
libgsm_ms_decoder_deps="libgsm"
742
libgsm_ms_encoder_deps="libgsm"
743
libmp3lame_encoder_deps="libmp3lame"
744
libtheora_encoder_deps="libtheora"
745
libvorbis_decoder_deps="libvorbis"
746
libvorbis_encoder_deps="libvorbis"
747
libx264_encoder_deps="libx264"
748
libxvid_encoder_deps="libxvid"
749

    
750
# demuxers / muxers
751
ac3_demuxer_deps="ac3_parser"
752
audio_demuxer_deps_any="audio_oss audio_beos"
753
audio_muxer_deps_any="audio_oss audio_beos"
754
dc1394_demuxer_deps="dc1394"
755
dv1394_demuxer_deps="dv1394"
756
gxf_muxer_deps="gpl"
757
libnut_demuxer_deps="libnut"
758
libnut_muxer_deps="libnut"
759
mp3_demuxer_deps="mpegaudio_parser"
760
ogg_muxer_deps="libogg"
761
redir_demuxer_deps="network"
762
rtp_muxer_deps="network mpegts_demuxer"
763
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
764
sdp_demuxer_deps="rtsp_demuxer"
765
v4l2_demuxer_deps="v4l2"
766
video_grab_bktr_demuxer_deps="bktr"
767
video_grab_v4l_demuxer_deps="v4l"
768
x11_grab_device_demuxer_deps="x11grab"
769

    
770
# protocols
771
http_protocol_deps="network"
772
rtp_protocol_deps="udp_protocol"
773
tcp_protocol_deps="network"
774
udp_protocol_deps="network"
775

    
776
# programs
777
ffplay_deps="sdl"
778
ffserver_deps="muxers rtp_protocol"
779

    
780

    
781
# set temporary file name
782
if test ! -z "$TMPDIR" ; then
783
    TMPDIR1="${TMPDIR}"
784
elif test ! -z "$TEMPDIR" ; then
785
    TMPDIR1="${TEMPDIR}"
786
else
787
    TMPDIR1="/tmp"
788
fi
789

    
790
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
791
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
792
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
793
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
794
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
795

    
796
# default parameters
797

    
798
logging="yes"
799
logfile="config.err"
800

    
801
# installation paths
802
PREFIX="/usr/local"
803
libdir='${PREFIX}/lib'
804
shlibdir="$libdir"
805
incdir='${PREFIX}/include/ffmpeg'
806
mandir='${PREFIX}/man'
807
bindir='${PREFIX}/bin'
808

    
809
# toolchain
810
cross_prefix=""
811
cross_compile="no"
812
cc="gcc"
813
ar="ar"
814
ranlib="ranlib"
815
make="make"
816
strip="strip"
817
asmalign_pot="unknown"
818

    
819
# machine
820
arch=`uname -m`
821
cpu="generic"
822

    
823
# OS
824
targetos=$(tolower $(uname -s))
825

    
826
# non-library system interfaces
827
audio_oss="yes"
828
bktr="yes"
829
dv1394="yes"
830
v4l2="yes"
831
v4l="yes"
832

    
833
# libraries
834
zlib="yes"
835

    
836
# configurable options
837
debug="yes"
838
dostrip="yes"
839
ffmpeg="yes"
840
ffplay="yes"
841
ffserver="yes"
842
gpl="no"
843
ipv6="yes"
844
shared="no"
845
static="yes"
846
memalign_hack="no"
847
mpegaudio_hp="yes"
848
network="yes"
849
optimize="yes"
850
protocols="yes"
851
vhook="default"
852

    
853
# build settings
854
SHFLAGS='-shared -Wl,-soname,$@'
855
VHOOKSHFLAGS='$(SHFLAGS)'
856
LIBOBJFLAGS=""
857
FFLDFLAGS=
858
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
859
FFSERVERLDFLAGS=-Wl,-E
860
LDCONFIG="ldconfig"
861
LIBPREF="lib"
862
LIBSUF=".a"
863
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
864
SLIBPREF="lib"
865
SLIBSUF=".so"
866
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
867
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
868
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
869
EXESUF=""
870
BUILDSUF=""
871
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
872

    
873
# find source path
874
source_path="`dirname \"$0\"`"
875
source_path_used="yes"
876
if test -z "$source_path" -o "$source_path" = "." ; then
877
    source_path="`pwd`"
878
    source_path_used="no"
879
else
880
    source_path="`cd \"$source_path\"; pwd`"
881
    echo "$source_path" | grep -q '[[:blank:]]' &&
882
      die "Out of tree builds are impossible with whitespace in source path."
883
fi
884

    
885
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
886
    show_help
887
fi
888

    
889
FFMPEG_CONFIGURATION="$@"
890

    
891
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
892
DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
893
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
894
BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
895
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
896
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
897
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
898

    
899
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
900

    
901
die_unknown(){
902
    echo "Unknown option \"$1\"."
903
    echo "See $0 --help for available options."
904
    exit 1
905
}
906

    
907
for opt do
908
  optval="${opt#*=}"
909
  case "$opt" in
910
  --log)
911
  ;;
912
  --log=*) logging="$optval"
913
  ;;
914
  --prefix=*) PREFIX="$optval"
915
  ;;
916
  --libdir=*) libdir="$optval"
917
  ;;
918
  --shlibdir=*) shlibdir="$optval"
919
  ;;
920
  --incdir=*) incdir="$optval"
921
  ;;
922
  --mandir=*) mandir="$optval"
923
  ;;
924
  --source-path=*) source_path="$optval"
925
  ;;
926
  --cross-prefix=*) cross_prefix="$optval"
927
  ;;
928
  --cross-compile) cross_compile="yes"
929
  ;;
930
  --target-os=*) targetos="$optval"
931
  ;;
932
  --cc=*) cc="$optval"
933
  ;;
934
  --make=*) make="$optval"
935
  ;;
936
  --extra-cflags=*) add_cflags "$optval"
937
  ;;
938
  --extra-ldflags=*) add_ldflags "$optval"
939
  ;;
940
  --extra-libs=*) add_extralibs "$optval"
941
  ;;
942
  --build-suffix=*) BUILDSUF="$optval"
943
  ;;
944
  --arch=*) arch="$optval"
945
  ;;
946
  --cpu=*) cpu="$optval"
947
  ;;
948
  --disable-opts) optimize="no"
949
  ;;
950
  --enable-small) optimize="small"
951
  ;;
952
  --enable-sunmlib) mlib="yes"
953
  ;;
954
  --disable-strip) dostrip="no"
955
  ;;
956
  --disable-encoders) disable $ENCODER_LIST
957
  ;;
958
  --disable-decoders) disable $DECODER_LIST
959
  ;;
960
  --disable-muxers) disable $MUXER_LIST
961
  ;;
962
  --disable-demuxers) disable $DEMUXER_LIST
963
  ;;
964
  --disable-parsers) disable $PARSER_LIST
965
  ;;
966
  --disable-bsfs) disable $BSF_LIST
967
  ;;
968
  --disable-protocols) disable $PROTOCOL_LIST
969
  ;;
970
  --enable-*=*|--disable-*=*)
971
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
972
  case "$thing" in
973
      encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
974
      *) die_unknown "$opt" ;;
975
  esac
976
  ;;
977
  --enable-?*|--disable-?*)
978
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
979
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
980
  $action $option
981
  ;;
982
  --help) show_help
983
  ;;
984
  *)
985
  die_unknown $opt
986
  ;;
987
  esac
988
done
989

    
990
case "$arch" in
991
  i386|i486|i586|i686|i86pc|BePC)
992
    arch="x86_32"
993
    enable fast_unaligned
994
  ;;
995
  x86_64|amd64)
996
    arch="x86_32"
997
    enable fast_unaligned
998
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
999
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1000
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1001
        arch="x86_64"
1002
        enable fast_64bit
1003
      fi
1004
    fi
1005
  ;;
1006
  # armv4l is a subset of armv[567]*l
1007
  arm|armv[4567]*l)
1008
    arch="armv4l"
1009
  ;;
1010
  alpha)
1011
    arch="alpha"
1012
    enable fast_64bit
1013
  ;;
1014
  "Power Macintosh"|ppc|powerpc)
1015
    arch="powerpc"
1016
  ;;
1017
  ppc64)
1018
    arch="powerpc"
1019
    enable fast_64bit
1020
  ;;
1021
  mips|mipsel|IP*)
1022
    arch="mips"
1023
  ;;
1024
  sun4u|sparc64)
1025
    arch="sparc64"
1026
    enable fast_64bit
1027
  ;;
1028
  sparc)
1029
    arch="sparc"
1030
  ;;
1031
  sh4)
1032
    arch="sh4"
1033
  ;;
1034
  parisc)
1035
    arch="parisc"
1036
  ;;
1037
  parisc64)
1038
    arch="parisc"
1039
    enable fast_64bit
1040
  ;;
1041
  s390|s390x)
1042
    arch="s390"
1043
  ;;
1044
  m68k)
1045
    arch="m68k"
1046
  ;;
1047
  ia64)
1048
    arch="ia64"
1049
    enable fast_64bit
1050
  ;;
1051
  bfin)
1052
    arch="bfin"
1053
  ;;
1054
  *)
1055
    arch="unknown"
1056
  ;;
1057
esac
1058

    
1059
enable $arch
1060
enabled_any x86_32 x86_64 && enable x86
1061
enabled     sparc64       && enable sparc
1062

    
1063
# OS specific
1064
osextralibs="-lm"
1065
case $targetos in
1066
  beos|haiku|zeta)
1067
    PREFIX="$HOME/config"
1068
    # helps building libavcodec
1069
    add_cflags "-DPIC -fomit-frame-pointer"
1070
    # 3 gcc releases known for BeOS, each with ugly bugs
1071
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1072
    case "$gcc_version" in
1073
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1074
        mmx="no"
1075
        ;;
1076
      *20010315*) echo "BeBits gcc"
1077
        add_cflags "-fno-expensive-optimizations"
1078
        ;;
1079
    esac
1080
    LDCONFIG="echo ignoring ldconfig"
1081
    SHFLAGS=-nostart
1082
    # disable Linux things
1083
    dv1394="no"
1084
    # enable BeOS things
1085
    disabled audio_beos || enable_audio_beos
1086
    # no need for libm, but the inet stuff
1087
    # Check for BONE
1088
    # XXX: actually should check for NOT net_server
1089
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1090
        osextralibs="-lbind -lsocket"
1091
    else
1092
        beos_netserver="yes"
1093
        osextralibs="-lnet"
1094
    fi ;;
1095
  sunos)
1096
    dv1394="no"
1097
    FFLDFLAGS=""
1098
    FFSERVERLDFLAGS=""
1099
    SHFLAGS="-shared -Wl,-h,\$@"
1100
    add_extralibs "-lsocket -lnsl"
1101
    ;;
1102
  netbsd)
1103
    dv1394="no"
1104
    add_extralibs "-lossaudio"
1105
    ;;
1106
  openbsd)
1107
    dv1394="no"
1108
    need_memalign="no"
1109
    LIBOBJFLAGS="\$(PIC)"
1110
    LDCONFIG="ldconfig -m \$(shlibdir)"
1111
    SHFLAGS='-shared'
1112
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1113
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1114
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1115
    add_extralibs "-lossaudio"
1116
    ;;
1117
  freebsd)
1118
    dv1394="no"
1119
    need_memalign="no"
1120
    add_cflags "-pthread"
1121
    ;;
1122
  gnu/kfreebsd)
1123
    dv1394="no"
1124
    add_cflags "-pthread"
1125
    ;;
1126
  bsd/os)
1127
    dv1394="no"
1128
    osextralibs="-lpoll -lgnugetopt -lm"
1129
    strip="strip -d"
1130
    ;;
1131
  darwin)
1132
    dv1394="no"
1133
    need_memalign="no"
1134
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1135
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1136
    osextralibs=""
1137
    strip="strip -x"
1138
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1139
    SLIBSUF=".dylib"
1140
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1141
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1142
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1143
    ;;
1144
  mingw32*)
1145
    targetos=mingw32
1146
    shlibdir="$bindir"
1147
    dv1394="no"
1148
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1149
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1150
    ffserver="no"
1151
    network="no"
1152
    SLIBPREF=""
1153
    SLIBSUF=".dll"
1154
    EXESUF=".exe"
1155
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1156
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1157
    SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1158
    SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1159
    SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1160
    enabled network && add_extralibs -lws2_32
1161
    ;;
1162
  cygwin*)
1163
    targetos=cygwin
1164
    shlibdir="$bindir"
1165
    dv1394="no"
1166
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1167
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1168
    osextralibs=""
1169
    EXESUF=".exe"
1170
    SLIBPREF="cyg"
1171
    SLIBSUF=".dll"
1172
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1173
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1174
    SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1175
    ;;
1176
  linux)
1177
    LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1178
    ;;
1179
  irix*)
1180
    targetos=irix
1181
    ranlib="echo ignoring ranlib"
1182
    ;;
1183
  os/2)
1184
    TMPE=$TMPE".exe"
1185
    ar="emxomfar -p128"
1186
    ranlib="echo ignoring ranlib"
1187
    strip="echo ignoring strip"
1188
    add_cflags "-Zomf"
1189
    FFLDFLAGS="-Zomf -Zstack 16384 -s"
1190
    SHFLAGS="-Zdll -Zomf"
1191
    FFSERVERLDFLAGS=""
1192
    LIBPREF=""
1193
    LIBSUF=".lib"
1194
    SLIBPREF=""
1195
    SLIBSUF=".dll"
1196
    EXESUF=".exe"
1197
    osextralibs=""
1198
    pkg_requires=""
1199
    dv1394="no"
1200
    ffserver="no"
1201
    vhook="no"
1202
    os2="yes"
1203
    ;;
1204
  *)
1205
    targetos="${targetos}-UNKNOWN"
1206
    ;;
1207
esac
1208

    
1209
add_extralibs $osextralibs
1210

    
1211
if ! disabled logging ; then
1212
    enabled logging || logfile="$logging"
1213
    echo "# $0 $@" >$logfile
1214
    set >>$logfile
1215
else
1216
    logfile=/dev/null
1217
fi
1218

    
1219
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1220
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1221

    
1222
test -n "$cross_prefix" && cross_compile=yes
1223
cc="${cross_prefix}${cc}"
1224
ar="${cross_prefix}${ar}"
1225
ranlib="${cross_prefix}${ranlib}"
1226
strip="${cross_prefix}${strip}"
1227

    
1228
# we need to build at least one lib type
1229
if disabled_all static shared; then
1230
    cat <<EOF
1231
At least one library type must be built.
1232
Specify --enable-static to build the static libraries or --enable-shared to
1233
build the shared libraries as well. To only build the shared libraries specify
1234
--disable-static in addition to --enable-shared.
1235
EOF
1236
    exit 1;
1237
fi
1238

    
1239
if disabled libogg; then
1240
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1241
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1242
fi
1243

    
1244
if enabled_any libfaad libfaadbin ; then
1245
    if check_header faad.h; then
1246
        check_cc << EOF
1247
#include <faad.h>
1248
#ifndef FAAD2_VERSION
1249
ok faad1
1250
#endif
1251
int main( void ) { return 0; }
1252
EOF
1253
        test $? = 0 && enable libfaad2
1254
    else
1255
        die "FAAD test failed."
1256
    fi
1257
fi
1258

    
1259

    
1260
if disabled gpl ; then
1261
    die_gpl_disabled(){
1262
        name=$1
1263
        shift
1264
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1265
    }
1266
    die_gpl_disabled "The Postprocessing code" pp
1267
    die_gpl_disabled "liba52"                  liba52
1268
    die_gpl_disabled "libx264"                 libx264
1269
    die_gpl_disabled "libxvidcore"             libxvid
1270
    die_gpl_disabled "FAAD2"                   libfaad2
1271
    die_gpl_disabled "The X11 grabber"         x11grab
1272
    die_gpl_disabled "The software scaler"     swscaler
1273
fi
1274

    
1275
enable     $ARCH_EXT_LIST
1276
check_deps $ARCH_EXT_LIST
1277

    
1278
test -z "$need_memalign" && need_memalign="$mmx"
1279

    
1280
#Darwin CC versions
1281
needmdynamicnopic="no"
1282
if test $targetos = darwin; then
1283
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1284
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1285
    else
1286
        add_cflags "-no-cpp-precomp -pipe"
1287
        check_cflags "-force_cpusubtype_ALL"
1288
        check_cflags "-Wno-sign-compare"
1289
        disabled shared && needmdynamicnopic="yes"
1290
    fi
1291
fi
1292
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1293

    
1294
disabled optimize || add_cflags -fomit-frame-pointer
1295

    
1296
# Add processor-specific flags
1297
if test $cpu != "generic"; then
1298
    warn_altivec(){
1299
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1300
    }
1301
    case $cpu in
1302
        601|ppc601|PowerPC601)
1303
            add_cflags "-mcpu=601"
1304
            warn_altivec enabled PPC601
1305
        ;;
1306
        603*|ppc603*|PowerPC603*)
1307
            add_cflags "-mcpu=603"
1308
            warn_altivec enabled PPC603
1309
        ;;
1310
        604*|ppc604*|PowerPC604*)
1311
            add_cflags "-mcpu=604"
1312
            warn_altivec enabled PPC604
1313
        ;;
1314
        G3|g3|75*|ppc75*|PowerPC75*)
1315
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1316
            warn_altivec enabled PPC75x
1317
        ;;
1318
        G4|g4|745*|ppc745*|PowerPC745*)
1319
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1320
            warn_altivec disabled PPC745x
1321
        ;;
1322
        74*|ppc74*|PowerPC74*)
1323
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1324
            warn_altivec disabled PPC74xx
1325
        ;;
1326
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1327
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1328
            warn_altivec disabled PPC970
1329
            enable ppc64
1330
        ;;
1331
        Cell|CELL|cell)
1332
            add_cflags "-mcpu=cell"
1333
            warn_altivec disabled Cell
1334
            enable ppc64
1335
        ;;
1336
        # targets that do NOT support conditional mov (cmov)
1337
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1338
            add_cflags "-march=$cpu"
1339
            cmov="no"
1340
        ;;
1341
        # targets that do support conditional mov (cmov)
1342
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1343
            add_cflags "-march=$cpu"
1344
            cmov="yes"
1345
            fast_cmov="yes"
1346
        ;;
1347
        # targets that do support conditional mov but on which it's slow
1348
        pentium4|prescott|nocona)
1349
            add_cflags "-march=$cpu"
1350
            cmov="yes"
1351
            fast_cmov="no"
1352
        ;;
1353
        sparc64)
1354
            add_cflags "-mcpu=v9"
1355
        ;;
1356
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1357
            add_cflags "-mfdpic"
1358
            add_ldflags "-mfdpic"
1359
        ;;
1360
        *)
1361
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1362
        ;;
1363
    esac
1364
fi
1365

    
1366
gnu_make(){
1367
    $1 --version 2>&1 | grep -q GNU
1368
}
1369

    
1370
if ! gnu_make $make; then
1371
    gnu_make gmake && make=gmake || die "GNU make not found."
1372
fi
1373

    
1374
# make sure we can execute files in $TMPDIR
1375
cat >$TMPE 2>>$logfile <<EOF
1376
#! /bin/sh
1377
EOF
1378
chmod +x $TMPE >>$logfile 2>&1
1379
if ! $TMPE >>$logfile 2>&1; then
1380
    cat <<EOF
1381
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1382
variable to another directory and make sure that $TMPDIR1 is not mounted
1383
noexec.
1384
EOF
1385
    die "Sanity test failed."
1386
fi
1387
rm $TMPE
1388

    
1389
# compiler sanity check
1390
check_exec <<EOF
1391
int main(){
1392
    return 0;
1393
}
1394
EOF
1395
if test "$?" != 0; then
1396
    echo "$cc is unable to create an executable file."
1397
    if test -z "$cross_prefix" && disabled cross_compile ; then
1398
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1399
        echo "Only do this if you know what cross compiling means."
1400
    fi
1401
    die "C compiler test failed."
1402
fi
1403

    
1404
if enabled x86; then
1405
    # check whether EBP is available on x86
1406
    # As 'i' is stored on the stack, this program will crash
1407
    # if the base pointer is used to access it because the
1408
    # base pointer is cleared in the inline assembly code.
1409
    check_exec_crash <<EOF && enable ebp_available
1410
    volatile int i=0;
1411
    asm volatile (
1412
        "xorl %%ebp, %%ebp"
1413
    ::: "%ebp");
1414
    return i;
1415
EOF
1416

    
1417
    # check wether EBX is available on x86
1418
    check_cc <<EOF && enable ebx_available
1419
int main(){
1420
    asm volatile ("":::"%ebx");
1421
}
1422
EOF
1423

    
1424
    # check whether binutils is new enough to compile SSSE3
1425
    enabled ssse3 && check_cc <<EOF || disable ssse3
1426
int main(){
1427
    asm volatile ("pabsw %xmm0, %xmm0");
1428
}
1429
EOF
1430
fi
1431

    
1432
# check for assembler specific support
1433

    
1434
if test $arch = "powerpc"; then
1435
check_cc <<EOF && dcbzl=yes
1436
int main(void) {
1437
    register long zero = 0;
1438
    char data[1024];
1439
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1440
return 0;
1441
}
1442
EOF
1443
fi
1444

    
1445
# check for SIMD availability
1446

    
1447
# AltiVec flags: The FSF version of GCC differs from the Apple version
1448
if enabled altivec; then
1449
    if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1450
        add_cflags "-faltivec"
1451
    else
1452
        add_cflags "-maltivec -mabi=altivec"
1453
    fi
1454

    
1455
    check_header altivec.h
1456

    
1457
    # check if our compiler supports Motorola AltiVec C API
1458
    if enabled altivec_h; then
1459
        inc_altivec_h="#include <altivec.h>"
1460
    else
1461
        inc_altivec_h=
1462
    fi
1463
    check_cc <<EOF || altivec=no
1464
$inc_altivec_h
1465
int main(void) {
1466
    vector signed int v1, v2, v3;
1467
    v1 = vec_add(v2,v3);
1468
    return 0;
1469
}
1470
EOF
1471
fi
1472

    
1473
# check armv5te instructions support
1474
enabled armv5te && check_cc <<EOF || disable armv5te
1475
int main(void) {
1476
    __asm__ __volatile__ ("qadd r0, r0, r0");
1477
}
1478
EOF
1479

    
1480
enabled armv6 && check_cc <<EOF || disable armv6
1481
int main(void) {
1482
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1483
}
1484
EOF
1485

    
1486
# check iwmmxt support
1487
enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1488
int main(void) {
1489
    __asm__ __volatile__ ("wunpckelub wr6, wr4");
1490
}
1491
EOF
1492

    
1493
# check if our compiler supports mmi
1494
enabled mmi && check_cc <<EOF || mmi="no"
1495
int main(void) {
1496
    __asm__ ("lq \$2, 0(\$2)");
1497
    return 0;
1498
}
1499
EOF
1500

    
1501
# ---
1502
# big/little-endian test
1503
if disabled cross_compile; then
1504
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1505
#include <inttypes.h>
1506
int main(int argc, char ** argv){
1507
        volatile uint32_t i=0x01234567;
1508
        return (*((uint8_t*)(&i))) == 0x67;
1509
}
1510
EOF
1511
else
1512
    # programs cannot be launched if cross compiling, so make a static guess
1513
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1514
        bigendian="yes"
1515
    fi
1516
fi
1517

    
1518
# ---
1519
# check availability of some header files
1520

    
1521
check_header malloc.h
1522
check_func memalign
1523

    
1524
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1525
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1526
fi
1527

    
1528
check_header byteswap.h
1529

    
1530
check_header arpa/inet.h
1531

    
1532
check_func inet_aton
1533
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1534

    
1535
# ffserver uses poll(),
1536
# if it's not found we can emulate it using select().
1537
if enabled ffserver; then
1538
    check_header sys/poll.h
1539
fi
1540

    
1541
# check for some common methods of building with pthread support
1542
# do this before the optional library checks as some of them require pthreads
1543
if enabled pthreads; then
1544
    if check_func pthread_create; then
1545
        :
1546
    elif check_func pthread_create -pthread; then
1547
        add_cflags -pthread
1548
        add_ldflags -pthread
1549
    elif check_func pthread_create -pthreads; then
1550
        add_cflags -pthreads
1551
        add_ldflags -pthreads
1552
    elif ! check_lib pthread.h pthread_create -lpthread; then
1553
        die "ERROR: can't find pthreads library"
1554
    fi
1555
fi
1556

    
1557
for thread in $THREADS_LIST; do
1558
    if enabled $thread; then
1559
        if test -n "$thread_type"; then
1560
            die "ERROR: Only one thread type must be selected."
1561
        else
1562
            thread_type="$thread"
1563
        fi
1564
    fi
1565
done
1566

    
1567
# test for lrintf in math.h
1568
check_exec <<EOF && lrintf=yes || lrintf=no
1569
#define _ISOC9X_SOURCE  1
1570
#include <math.h>
1571
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1572
EOF
1573

    
1574
enabled_any libamr_nb libamr_wb && enable libamr
1575

    
1576
# these are off by default, so fail if requested and not available
1577
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1578
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1579
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1580
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1581
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1582
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1583
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1584
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1585
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1586
enabled libx264    && require x264 x264.h x264_encoder_open -lx264
1587
enabled libxvid    && require Xvid xvid.h xvid_global -lxvidcore
1588
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1589
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1590
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1591
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1592
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1593

    
1594
_restrict=
1595
for restrict_keyword in restrict __restrict__ __restrict; do
1596
    check_cc <<EOF && _restrict=$restrict_keyword && break
1597
void foo(char * $restrict_keyword p);
1598
EOF
1599
done
1600

    
1601
# dlopen/dlfcn.h probing
1602

    
1603
check_header dlfcn.h
1604

    
1605
if check_func dlopen; then
1606
    ldl=
1607
elif check_func dlopen -ldl; then
1608
    ldl=-ldl
1609
fi
1610

    
1611
check_func fork
1612

    
1613
test "$vhook" = "default" && vhook="$dlopen"
1614

    
1615
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1616

    
1617
if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1618
    vhook="no"
1619
    echo
1620
    echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1621
    echo "Patches welcome."
1622
    echo
1623
fi
1624

    
1625
if enabled vhook; then
1626
    check_ldflags -rdynamic
1627
    check_ldflags -export-dynamic
1628
fi
1629

    
1630
enabled audio_beos && add_extralibs "-lmedia -lbe"
1631

    
1632
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1633
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1634

    
1635
##########################################
1636
# SDL check
1637

    
1638
sdl_too_old=no
1639
sdl=no
1640
SDL_CONFIG="${cross_prefix}sdl-config"
1641
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1642
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1643
    temp_cflags $sdl_cflags
1644
    temp_extralibs `"${SDL_CONFIG}" --libs`
1645
    if check_lib SDL.h SDL_Init; then
1646
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1647
        if test "$_sdlversion" -lt 121 ; then
1648
            sdl_too_old=yes
1649
        else
1650
            sdl=yes
1651
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1652
#include <SDL.h>
1653
int main(void){
1654
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1655
    int w = vi->current_w;
1656
    return 0;
1657
}
1658
EOF
1659
        fi
1660
    fi
1661
    restore_flags
1662
fi
1663

    
1664
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1665

    
1666
##########################################
1667
# IPv6 check
1668

    
1669
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1670
#include <sys/types.h>
1671
#include <sys/socket.h>
1672
#include <netinet/in.h>
1673
#include <netdb.h>
1674
int main( void ) {
1675
  struct sockaddr_storage saddr;
1676
  struct ipv6_mreq mreq6;
1677
  getaddrinfo(0,0,0,0);
1678
  getnameinfo(0,0,0,0,0,0,0);
1679
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1680
}
1681
EOF
1682

    
1683
enabled v4l  && check_header linux/videodev.h  || disable v4l
1684
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1685

    
1686
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1687
if enabled bktr; then
1688
    { check_header dev/bktr/ioctl_meteor.h &&
1689
      check_header dev/bktr/ioctl_bt848.h; } ||
1690
    { check_header machine/ioctl_meteor.h &&
1691
      check_header machine/ioctl_bt848.h; } ||
1692
    { check_header dev/video/meteor/ioctl_meteor.h &&
1693
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1694
    check_header dev/ic/bt8xx.h ||
1695
    disable bktr
1696
fi
1697

    
1698
enabled audio_oss &&
1699
    check_header sys/soundcard.h ||
1700
    check_header soundcard.h ||
1701
    disable audio_oss
1702

    
1703
# Deal with the x11 frame grabber
1704
enabled x11grab                         &&
1705
enabled gpl                             &&
1706
enabled x11_grab_device_demuxer         &&
1707
check_header X11/Xlib.h                 &&
1708
check_header X11/extensions/XShm.h      &&
1709
check_func XOpenDisplay -lX11           &&
1710
check_func XShmCreateImage -lX11 -lXext &&
1711
add_extralibs -lX11 -lXext              ||
1712
disable x11_grab_device_demuxer
1713

    
1714
enabled debug && add_cflags -g
1715

    
1716
# add some useful compiler flags if supported
1717
check_cflags -Wdeclaration-after-statement
1718
check_cflags -Wall
1719
check_cflags -Wno-switch
1720
check_cflags -Wdisabled-optimization
1721
check_cflags -Wpointer-arith
1722
check_cflags -Wredundant-decls
1723
check_cflags -Wno-pointer-sign
1724
enabled extra_warnings && check_cflags -Winline
1725

    
1726
# add some linker flags
1727
check_ldflags -Wl,--warn-common
1728
check_ldflags $LDLATEFLAGS
1729

    
1730
# not all compilers support -Os
1731
test "$optimize" = "small" && check_cflags -Os
1732

    
1733
if enabled optimize; then
1734
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1735
        add_cflags  "-O5"
1736
        add_ldflags "-O5"
1737
    else
1738
        add_cflags "-O3"
1739
    fi
1740
fi
1741

    
1742
# PIC flags for shared library objects where they are needed
1743
if enabled shared; then
1744
    # LIBOBJFLAGS may have already been set in the OS configuration
1745
    if test -z "$LIBOBJFLAGS" ; then
1746
        case "$arch" in
1747
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1748
        esac
1749
    fi
1750
fi
1751

    
1752
if enabled gprof; then
1753
    add_cflags  "-p"
1754
    add_ldflags "-p"
1755
fi
1756

    
1757
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1758

    
1759
# find if .align arg is power-of-two or not
1760
if test $asmalign_pot = "unknown"; then
1761
    asmalign_pot="no"
1762
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1763
fi
1764

    
1765
enabled_any $ENCODER_LIST  && enable encoders
1766
enabled_any $DECODER_LIST  && enable decoders
1767
enabled_any $MUXER_LIST    && enable muxers
1768
enabled_any $DEMUXER_LIST  && enable demuxers
1769
enabled_any $PROTOCOL_LIST && enable protocols
1770
enabled_any $BSF_LIST      && enable bsfs
1771

    
1772
enabled_any $THREADS_LIST  && enable threads
1773

    
1774
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1775
    $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1776

    
1777
enabled libogg    && append pkg_requires "ogg >= 1.1"
1778
enabled libtheora && append pkg_requires "theora"
1779
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1780
enabled dc1394    && append pkg_requires "libraw1394"
1781

    
1782
echo "install prefix            $PREFIX"
1783
echo "source path               $source_path"
1784
echo "C compiler                $cc"
1785
echo "make                      $make"
1786
echo ".align is power-of-two    $asmalign_pot"
1787
echo "ARCH                      $arch ($cpu)"
1788
if test "$BUILDSUF" != ""; then
1789
    echo "build suffix              $BUILDSUF"
1790
fi
1791
echo "big-endian                ${bigendian-no}"
1792
if test $arch = "x86_32" -o $arch = "x86_64"; then
1793
    echo "MMX enabled               ${mmx-no}"
1794
    echo "CMOV enabled              ${cmov-no}"
1795
    echo "CMOV is fast              ${fast_cmov-no}"
1796
fi
1797
if test $arch = "armv4l"; then
1798
    echo "ARMv5TE enabled           ${armv5te-no}"
1799
    echo "ARMv6 enabled             ${armv6-no}"
1800
    echo "IWMMXT enabled            ${iwmmxt-no}"
1801
fi
1802
if test $arch = "mips"; then
1803
    echo "MMI enabled               ${mmi-no}"
1804
fi
1805
if test $arch = "powerpc"; then
1806
    echo "AltiVec enabled           ${altivec-no}"
1807
    echo "dcbzl available           ${dcbzl-no}"
1808
fi
1809
echo "gprof enabled             ${gprof-no}"
1810
echo "debug symbols             ${debug-no}"
1811
echo "strip symbols             ${dostrip-no}"
1812
echo "optimize                  ${optimize-no}"
1813
echo "static                    ${static-no}"
1814
echo "shared                    ${shared-no}"
1815
echo "postprocessing support    ${pp-no}"
1816
echo "software scaler enabled   ${swscaler-no}"
1817
echo "video hooking             ${vhook-no}"
1818
if enabled vhook; then
1819
    echo "Imlib2 support            ${imlib2-no}"
1820
    echo "FreeType support          ${freetype2-no}"
1821
fi
1822
echo "network support           ${network-no}"
1823
if enabled network; then
1824
    echo "IPv6 support              ${ipv6-no}"
1825
fi
1826
echo "threading support         ${thread_type-no}"
1827
echo "SDL support               ${sdl-no}"
1828
if enabled sdl_too_old; then
1829
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1830
fi
1831
echo "Sun medialib support      ${mlib-no}"
1832
echo "AVISynth enabled          ${avisynth-no}"
1833
echo "liba52 support            ${liba52-no}"
1834
echo "liba52 dlopened           ${liba52bin-no}"
1835
echo "libamr-nb support         ${libamr_nb-no}"
1836
echo "libamr-wb support         ${libamr_wb-no}"
1837
echo "libfaac enabled           ${libfaac-no}"
1838
echo "libfaad enabled           ${libfaad-no}"
1839
echo "libfaad dlopened          ${libfaadbin-no}"
1840
echo "libgsm enabled            ${libgsm-no}"
1841
echo "libmp3lame enabled        ${libmp3lame-no}"
1842
echo "libnut enabled            ${libnut-no}"
1843
echo "libogg enabled            ${libogg-no}"
1844
echo "libtheora enabled         ${libtheora-no}"
1845
echo "libvorbis enabled         ${libvorbis-no}"
1846
echo "x264 enabled              ${libx264-no}"
1847
echo "XviD enabled              ${libxvid-no}"
1848
echo "zlib enabled              ${zlib-no}"
1849
if disabled gpl; then
1850
    echo "License: LGPL"
1851
else
1852
    echo "License: GPL"
1853
fi
1854

    
1855
echo "Creating config.mak and config.h..."
1856

    
1857
echo "# Automatically generated by configure - do not modify!" > config.mak
1858
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1859
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1860

    
1861
echo "PREFIX=$PREFIX" >> config.mak
1862
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1863
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1864
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1865
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1866
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1867
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1868
echo "MAKE=$make" >> config.mak
1869
echo "CC=$cc" >> config.mak
1870
echo "AR=$ar" >> config.mak
1871
echo "RANLIB=$ranlib" >> config.mak
1872
if enabled dostrip; then
1873
    echo "STRIP=$strip" >> config.mak
1874
else
1875
    echo "STRIP=echo ignoring strip" >> config.mak
1876
fi
1877

    
1878
echo "OPTFLAGS=$CFLAGS" >> config.mak
1879
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1880
echo "LDFLAGS=$LDFLAGS" >> config.mak
1881
echo "LDCONFIG=$LDCONFIG" >> config.mak
1882
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1883
echo "SHFLAGS=$SHFLAGS" >> config.mak
1884
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1885
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1886
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1887
echo "BUILD_STATIC=$static" >> config.mak
1888
echo "BUILDSUF=$BUILDSUF" >> config.mak
1889
echo "LIBPREF=$LIBPREF" >> config.mak
1890
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1891
if enabled static; then
1892
  echo "LIB=$LIB" >> config.mak
1893
else # Some Make complain if this variable does not exist.
1894
  echo "LIB=" >> config.mak
1895
fi
1896
echo "SLIBPREF=$SLIBPREF" >> config.mak
1897
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1898
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1899

    
1900
if enabled bigendian; then
1901
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1902
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1903
fi
1904
if enabled mmx; then
1905
  echo "#define __CPU__ 586" >> $TMPH
1906
fi
1907

    
1908
if enabled sdl; then
1909
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1910
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1911
fi
1912
if enabled texi2html; then
1913
  echo "BUILD_DOC=yes" >> config.mak
1914
fi
1915

    
1916
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1917
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1918
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1919
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1920
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1921

    
1922

    
1923

    
1924
if enabled shared; then
1925
  echo "BUILD_SHARED=yes" >> config.mak
1926
  echo "PIC=-fPIC -DPIC" >> config.mak
1927
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1928
  echo "SPPVERSION=$pp_version" >> config.mak
1929
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1930
  echo "LAVCVERSION=$lavc_version" >> config.mak
1931
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1932
  echo "LAVFVERSION=$lavf_version" >> config.mak
1933
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1934
  echo "LAVUVERSION=$lavu_version" >> config.mak
1935
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1936
  echo "SWSVERSION=$sws_version" >> config.mak
1937
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
1938
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1939
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1940
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1941
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1942
fi
1943
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1944
echo "EXTRALIBS=$extralibs" >> config.mak
1945

    
1946
print_config ARCH_   $TMPH config.mak $ARCH_LIST
1947
print_config HAVE_   $TMPH config.mak $HAVE_LIST
1948
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST   \
1949
                                      $DECODER_LIST  \
1950
                                      $ENCODER_LIST  \
1951
                                      $PARSER_LIST   \
1952
                                      $BSF_LIST      \
1953
                                      $DEMUXER_LIST  \
1954
                                      $MUXER_LIST    \
1955
                                      $PROTOCOL_LIST \
1956

    
1957
if test "$targetos" = darwin; then
1958
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
1959
fi
1960

    
1961
echo "#define restrict $_restrict" >> $TMPH
1962

    
1963
if test "$optimize" = "small"; then
1964
  echo "#define always_inline"  >> $TMPH
1965
  echo "#define CONFIG_SMALL 1" >> $TMPH
1966
fi
1967

    
1968
echo "SRC_PATH=\"$source_path\"" >> config.mak
1969
echo "SRC_PATH_BARE=$source_path" >> config.mak
1970
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1971

    
1972
# Apparently it's not possible to portably echo a backslash.
1973
if enabled asmalign_pot; then
1974
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1975
else
1976
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1977
fi
1978

    
1979

    
1980
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1981
if ! cmp -s $TMPH config.h; then
1982
        mv -f $TMPH config.h
1983
else
1984
        echo "config.h is unchanged"
1985
fi
1986

    
1987
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1988

    
1989
# build tree in object directory if source path is different from current one
1990
if enabled source_path_used; then
1991
    DIRS="\
1992
         doc \
1993
         libavformat \
1994
         libavcodec \
1995
         libavcodec/alpha \
1996
         libavcodec/armv4l \
1997
         libavcodec/bfin \
1998
         libavcodec/i386 \
1999
         libavcodec/sparc \
2000
         libavcodec/mlib \
2001
         libavcodec/ppc \
2002
         libpostproc \
2003
         libavutil \
2004
         libswscale \
2005
         tests \
2006
         vhook \
2007
         "
2008
    FILES="\
2009
          Makefile \
2010
          common.mak \
2011
          libavformat/Makefile \
2012
          libavcodec/Makefile \
2013
          libpostproc/Makefile \
2014
          libavutil/Makefile \
2015
          libswscale/Makefile \
2016
          vhook/Makefile \
2017
          doc/texi2pod.pl \
2018
          "
2019
    for dir in $DIRS ; do
2020
            mkdir -p $dir
2021
    done
2022
    for f in $FILES ; do
2023
        ln -sf "$source_path/$f" $f
2024
    done
2025
fi
2026

    
2027

    
2028
# build pkg-config files
2029
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2030

    
2031
pkgconfig_generate(){
2032
name=$1
2033
comment=$2
2034
version=$3
2035
libs=$4
2036
requires=$5
2037
include=$6
2038
cat <<EOF >$name.pc
2039
prefix=$PREFIX
2040
exec_prefix=\${prefix}
2041
libdir=\${exec_prefix}/lib
2042
includedir=\${prefix}/include
2043

    
2044
Name: $name
2045
Description: $comment
2046
Version: $version
2047
Requires: $requires
2048
Conflicts:
2049
Libs: -L\${libdir} $libs
2050
Cflags: -I\${includedir} -I\${includedir}/$include
2051
EOF
2052
}
2053

    
2054
pkgconfig_generate_uninstalled(){
2055
name=$1
2056
shortname=${name#lib}
2057
comment=$2
2058
version=$3
2059
libs=$4
2060
requires=$5
2061
cat <<EOF >$name-uninstalled.pc
2062
prefix=
2063
exec_prefix=
2064
libdir=\${pcfiledir}/$name
2065
includedir=\${pcfiledir}/$name
2066

    
2067
Name: $name
2068
Description: $comment
2069
Version: $version
2070
Requires: $requires
2071
Conflicts:
2072
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2073
Cflags: -I\${includedir}
2074
EOF
2075
}
2076

    
2077
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2078
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2079

    
2080
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2081
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2082

    
2083
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2084
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2085

    
2086
if enabled pp; then
2087
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2088
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2089
fi
2090

    
2091
if enabled swscaler; then
2092
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2093
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2094
else
2095
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2096
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2097
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2098
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2099
fi