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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      build FAAD support with runtime linking [default=no]"
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  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]"
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  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]"
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  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 [$CFLAGS]"
111
  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$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
    check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
402
}
403

    
404
check_cflags(){
405
    log check_cflags "$@"
406
    check_cc "$@" <<EOF && add_cflags "$@"
407
int x;
408
EOF
409
}
410

    
411
check_ldflags(){
412
    log check_ldflags "$@"
413
    check_ld "$@" <<EOF && add_ldflags "$@"
414
int main(){
415
    return 0;
416
}
417
EOF
418
}
419

    
420
check_header(){
421
    log check_header "$@"
422
    header=$1
423
    shift
424
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
425
    disable $var
426
    check_cpp "$@" <<EOF && enable $var
427
#include <$header>
428
int x;
429
EOF
430
}
431

    
432
check_func(){
433
    log check_func "$@"
434
    func=$1
435
    shift
436
    disable $func
437
    check_ld "$@" <<EOF && enable $func
438
extern int $func();
439
int main(){
440
    $func();
441
}
442
EOF
443
}
444

    
445
check_func2(){
446
    log check_func2 "$@"
447
    headers=$1
448
    func=$2
449
    shift 2
450
    disable $func
451
    incs=""
452
    for hdr in $headers; do
453
        incs="$incs
454
#include <$hdr>"
455
    done
456
    check_ld "$@" <<EOF && enable $func
457
$incs
458
int main(){
459
    (void) $func;
460
    return 0;
461
}
462
EOF
463
}
464

    
465
check_lib(){
466
    log check_lib "$@"
467
    header="$1"
468
    func="$2"
469
    shift 2
470
    temp_extralibs "$@"
471
    check_header $header && check_func $func && add_extralibs "$@"
472
    err=$?
473
    restore_flags
474
    return $err
475
}
476

    
477
check_lib2(){
478
    log check_lib2 "$@"
479
    headers="$1"
480
    func="$2"
481
    shift 2
482
    temp_extralibs "$@"
483
    check_func2 "$headers" $func && add_extralibs "$@"
484
    err=$?
485
    restore_flags
486
    return $err
487
}
488

    
489
check_exec(){
490
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
491
}
492

    
493
check_exec_crash(){
494
    code=`cat`
495

    
496
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
497
    # are safe but may not be available everywhere.  Thus we use
498
    # raise(SIGTERM) instead.  The check is run in a subshell so we
499
    # can redirect the "Terminated" message from the shell.  SIGBUS
500
    # is not defined by standard C so it is used conditionally.
501

    
502
    (check_exec "$@") >>$logfile 2>&1 <<EOF
503
#include <signal.h>
504
static void sighandler(int sig){
505
    raise(SIGTERM);
506
}
507
int main(){
508
    signal(SIGILL, sighandler);
509
    signal(SIGFPE, sighandler);
510
    signal(SIGSEGV, sighandler);
511
#ifdef SIGBUS
512
    signal(SIGBUS, sighandler);
513
#endif
514
    { $code }
515
}
516
EOF
517
}
518

    
519
require(){
520
    name="$1"
521
    header="$2"
522
    func="$3"
523
    shift 3
524
    check_lib $header $func "$@" || die "ERROR: $name not found"
525
}
526

    
527
require2(){
528
    name="$1"
529
    headers="$2"
530
    func="$3"
531
    shift 3
532
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
533
}
534

    
535
check_foo_config(){
536
    cfg=$1
537
    pkg=$2
538
    header=$3
539
    func=$4
540
    shift 4
541
    disable $cfg
542
    check_cmd ${pkg}-config --version
543
    err=$?
544
    if test "$err" = 0; then
545
        temp_cflags `${pkg}-config --cflags`
546
        temp_extralibs `${pkg}-config --libs`
547
        check_lib "$@" $header $func && enable $cfg
548
    fi
549
    return $err
550
}
551

    
552
apply(){
553
    file=$1
554
    shift
555
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
556
}
557

    
558
CONFIG_LIST='
559
    encoders
560
    decoders
561
    parsers
562
    bsfs
563
    muxers
564
    demuxers
565
    audio_beos
566
    audio_oss
567
    avisynth
568
    beos_netserver
569
    bktr
570
    dc1394
571
    dv1394
572
    ffmpeg
573
    ffplay
574
    ffserver
575
    gpl
576
    gprof
577
    ipv6
578
    liba52
579
    liba52bin
580
    libamr
581
    libamr_nb
582
    libamr_wb
583
    libfaac
584
    libfaad
585
    libfaadbin
586
    libgsm
587
    libmp3lame
588
    libnut
589
    libogg
590
    libtheora
591
    libvorbis
592
    libx264
593
    libxvid
594
    memalign_hack
595
    mpegaudio_hp
596
    network
597
    powerpc_perf
598
    pp
599
    protocols
600
    swscaler
601
    vhook
602
    v4l
603
    v4l2
604
    x11grab
605
    zlib
606
'
607

    
608
THREADS_LIST='
609
    beosthreads
610
    os2threads
611
    pthreads
612
    w32threads
613
'
614

    
615
ARCH_LIST='
616
    alpha
617
    armv4l
618
    bfin
619
    ia64
620
    m68k
621
    mips
622
    parisc
623
    powerpc
624
    s390
625
    sh4
626
    sparc
627
    sparc64
628
    x86
629
    x86_32
630
    x86_64
631
'
632

    
633
ARCH_EXT_LIST='
634
    altivec
635
    armv5te
636
    armv6
637
    iwmmxt
638
    mmi
639
    mmx
640
    ssse3
641
'
642

    
643
HAVE_LIST="
644
    $ARCH_EXT_LIST
645
    $THREADS_LIST
646
    altivec_h
647
    arpa_inet_h
648
    byteswap_h
649
    cmov
650
    dcbzl
651
    dev_bktr_ioctl_bt848_h
652
    dev_bktr_ioctl_meteor_h
653
    dev_ic_bt8xx_h
654
    dev_video_meteor_ioctl_meteor_h
655
    dev_video_bktr_ioctl_bt848_h
656
    dlfcn_h
657
    dlopen
658
    ebp_available
659
    ebx_available
660
    fast_64bit
661
    fast_cmov
662
    fast_unaligned
663
    freetype2
664
    imlib2
665
    inet_aton
666
    localtime_r
667
    lrintf
668
    machine_ioctl_bt848_h
669
    machine_ioctl_meteor_h
670
    malloc_h
671
    memalign
672
    mlib
673
    os2
674
    ppc64
675
    sdl
676
    sdl_video_size
677
    soundcard_h
678
    sys_poll_h
679
    sys_soundcard_h
680
    threads
681
"
682

    
683
CMDLINE_SELECT="
684
    $ARCH_EXT_LIST
685
    $CONFIG_LIST
686
    $THREADS_LIST
687
    debug
688
    extra_warnings
689
    shared
690
    static
691
"
692

    
693
# code dependency declarations
694

    
695
# architecture extensions
696
altivec_deps="powerpc"
697
armv5te_deps="armv4l"
698
armv6_deps="armv4l"
699
iwmmxt_deps="armv4l"
700
mmi_deps="mips"
701
mmx_deps="x86"
702
ssse3_deps="x86"
703

    
704
# decoders / encoders
705
dxa_decoder_deps="zlib"
706
flashsv_decoder_deps="zlib"
707
flashsv_encoder_deps="zlib"
708
flv_decoder_deps="h263_decoder"
709
h263_decoder_deps="h263_parser mpeg4video_parser"
710
h263i_decoder_deps="h263_decoder"
711
h264_decoder_deps="h264_parser"
712
mpeg_xvmc_decoder_deps="xvmc"
713
mpeg4_decoder_deps="h263_decoder"
714
msmpeg4v1_decoder_deps="h263_decoder"
715
msmpeg4v2_decoder_deps="h263_decoder"
716
msmpeg4v3_decoder_deps="h263_decoder"
717
png_decoder_deps="zlib"
718
png_encoder_deps="zlib"
719
vc1_decoder_deps="h263_decoder"
720
wmv1_decoder_deps="h263_decoder"
721
wmv2_decoder_deps="h263_decoder"
722
wmv3_decoder_deps="h263_decoder"
723
zmbv_decoder_deps="zlib"
724
zmbv_encoder_deps="zlib"
725

    
726
# external libraries
727
mpeg4aac_decoder_deps="libfaad"
728
liba52_decoder_deps="liba52"
729
libamr_nb_decoder_deps="libamr_nb"
730
libamr_nb_encoder_deps="libamr_nb"
731
libamr_wb_decoder_deps="libamr_wb"
732
libamr_wb_encoder_deps="libamr_wb"
733
libfaac_encoder_deps="libfaac"
734
libfaad_decoder_deps="libfaad"
735
libgsm_decoder_deps="libgsm"
736
libgsm_encoder_deps="libgsm"
737
libgsm_ms_decoder_deps="libgsm"
738
libgsm_ms_encoder_deps="libgsm"
739
libmp3lame_encoder_deps="libmp3lame"
740
libtheora_encoder_deps="libtheora"
741
libvorbis_decoder_deps="libvorbis"
742
libvorbis_encoder_deps="libvorbis"
743
libx264_encoder_deps="libx264"
744
libxvid_encoder_deps="libxvid"
745

    
746
# demuxers / muxers
747
ac3_demuxer_deps="ac3_parser"
748
audio_demuxer_deps_any="audio_oss audio_beos"
749
audio_muxer_deps_any="audio_oss audio_beos"
750
dc1394_demuxer_deps="dc1394"
751
dv1394_demuxer_deps="dv1394"
752
gxf_muxer_deps="gpl"
753
libnut_demuxer_deps="libnut"
754
libnut_muxer_deps="libnut"
755
mp3_demuxer_deps="mpegaudio_parser"
756
ogg_muxer_deps="libogg"
757
redir_demuxer_deps="network"
758
rtp_muxer_deps="network mpegts_demuxer"
759
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
760
sdp_demuxer_deps="rtsp_demuxer"
761
v4l2_demuxer_deps="v4l2"
762
video_grab_bktr_demuxer_deps="bktr"
763
video_grab_v4l_demuxer_deps="v4l"
764
x11_grab_device_demuxer_deps="x11grab"
765

    
766
# protocols
767
http_protocol_deps="network"
768
rtp_protocol_deps="udp_protocol"
769
tcp_protocol_deps="network"
770
udp_protocol_deps="network"
771

    
772
# programs
773
ffplay_deps="sdl"
774
ffserver_deps="muxers rtp_protocol"
775

    
776

    
777
# set temporary file name
778
if test ! -z "$TMPDIR" ; then
779
    TMPDIR1="${TMPDIR}"
780
elif test ! -z "$TEMPDIR" ; then
781
    TMPDIR1="${TEMPDIR}"
782
else
783
    TMPDIR1="/tmp"
784
fi
785

    
786
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
787
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
788
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
789
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
790
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
791

    
792
# default parameters
793

    
794
logging="yes"
795
logfile="config.err"
796

    
797
# installation paths
798
PREFIX="/usr/local"
799
libdir='${PREFIX}/lib'
800
shlibdir="$libdir"
801
incdir='${PREFIX}/include/ffmpeg'
802
mandir='${PREFIX}/man'
803
bindir='${PREFIX}/bin'
804

    
805
# toolchain
806
cross_prefix=""
807
cross_compile="no"
808
cc="gcc"
809
ar="ar"
810
ranlib="ranlib"
811
make="make"
812
strip="strip"
813
asmalign_pot="unknown"
814

    
815
# machine
816
arch=`uname -m`
817
cpu="generic"
818

    
819
# OS
820
targetos=$(tolower $(uname -s))
821

    
822
# non-library system interfaces
823
audio_oss="yes"
824
bktr="yes"
825
dv1394="yes"
826
v4l2="yes"
827
v4l="yes"
828

    
829
# libraries
830
zlib="yes"
831

    
832
# configurable options
833
debug="yes"
834
dostrip="yes"
835
ffmpeg="yes"
836
ffplay="yes"
837
ffserver="yes"
838
gpl="no"
839
ipv6="yes"
840
shared="no"
841
static="yes"
842
memalign_hack="no"
843
mpegaudio_hp="yes"
844
network="yes"
845
optimize="yes"
846
protocols="yes"
847
vhook="default"
848

    
849
# build settings
850
SHFLAGS='-shared -Wl,-soname,$@'
851
VHOOKSHFLAGS='$(SHFLAGS)'
852
LIBOBJFLAGS=""
853
FFLDFLAGS=
854
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
855
FFSERVERLDFLAGS=-Wl,-E
856
LDCONFIG="ldconfig"
857
LIBPREF="lib"
858
LIBSUF=".a"
859
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
860
SLIBPREF="lib"
861
SLIBSUF=".so"
862
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
863
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
864
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
865
EXESUF=""
866
BUILDSUF=""
867
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
868

    
869
# find source path
870
source_path="`dirname \"$0\"`"
871
source_path_used="yes"
872
if test -z "$source_path" -o "$source_path" = "." ; then
873
    source_path="`pwd`"
874
    source_path_used="no"
875
else
876
    source_path="`cd \"$source_path\"; pwd`"
877
    echo "$source_path" | grep -q '[[:blank:]]' &&
878
      die "Out of tree builds are impossible with whitespace in source path."
879
fi
880

    
881
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
882
    show_help
883
fi
884

    
885
FFMPEG_CONFIGURATION="$@"
886

    
887
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
888
DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
889
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
890
BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
891
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
892
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
893
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
894

    
895
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
896

    
897
die_unknown(){
898
    echo "Unknown option \"$1\"."
899
    echo "See $0 --help for available options."
900
    exit 1
901
}
902

    
903
for opt do
904
  optval="${opt#*=}"
905
  case "$opt" in
906
  --log)
907
  ;;
908
  --log=*) logging="$optval"
909
  ;;
910
  --prefix=*) PREFIX="$optval"
911
  ;;
912
  --libdir=*) libdir="$optval"
913
  ;;
914
  --shlibdir=*) shlibdir="$optval"
915
  ;;
916
  --incdir=*) incdir="$optval"
917
  ;;
918
  --mandir=*) mandir="$optval"
919
  ;;
920
  --source-path=*) source_path="$optval"
921
  ;;
922
  --cross-prefix=*) cross_prefix="$optval"
923
  ;;
924
  --cross-compile) cross_compile="yes"
925
  ;;
926
  --target-os=*) targetos="$optval"
927
  ;;
928
  --cc=*) cc="$optval"
929
  ;;
930
  --make=*) make="$optval"
931
  ;;
932
  --extra-cflags=*) add_cflags "$optval"
933
  ;;
934
  --extra-ldflags=*) add_ldflags "$optval"
935
  ;;
936
  --extra-libs=*) add_extralibs "$optval"
937
  ;;
938
  --build-suffix=*) BUILDSUF="$optval"
939
  ;;
940
  --arch=*) arch="$optval"
941
  ;;
942
  --cpu=*) cpu="$optval"
943
  ;;
944
  --disable-opts) optimize="no"
945
  ;;
946
  --enable-small) optimize="small"
947
  ;;
948
  --enable-sunmlib) mlib="yes"
949
  ;;
950
  --disable-strip) dostrip="no"
951
  ;;
952
  --disable-encoders) disable $ENCODER_LIST
953
  ;;
954
  --disable-decoders) disable $DECODER_LIST
955
  ;;
956
  --disable-muxers) disable $MUXER_LIST
957
  ;;
958
  --disable-demuxers) disable $DEMUXER_LIST
959
  ;;
960
  --disable-parsers) disable $PARSER_LIST
961
  ;;
962
  --disable-bsfs) disable $BSF_LIST
963
  ;;
964
  --disable-protocols) disable $PROTOCOL_LIST
965
  ;;
966
  --enable-*=*|--disable-*=*)
967
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
968
  case "$thing" in
969
      encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
970
      *) die_unknown "$opt" ;;
971
  esac
972
  ;;
973
  --enable-?*|--disable-?*)
974
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
975
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
976
  $action $option
977
  ;;
978
  --help) show_help
979
  ;;
980
  *)
981
  die_unknown $opt
982
  ;;
983
  esac
984
done
985

    
986
case "$arch" in
987
  i386|i486|i586|i686|i86pc|BePC)
988
    arch="x86_32"
989
    enable fast_unaligned
990
  ;;
991
  x86_64|amd64)
992
    arch="x86_32"
993
    enable fast_unaligned
994
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
995
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
996
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
997
        arch="x86_64"
998
        enable fast_64bit
999
      fi
1000
    fi
1001
  ;;
1002
  # armv4l is a subset of armv[567]*l
1003
  arm|armv[4567]*l)
1004
    arch="armv4l"
1005
  ;;
1006
  alpha)
1007
    arch="alpha"
1008
    enable fast_64bit
1009
  ;;
1010
  "Power Macintosh"|ppc|powerpc)
1011
    arch="powerpc"
1012
  ;;
1013
  ppc64)
1014
    arch="powerpc"
1015
    enable fast_64bit
1016
  ;;
1017
  mips|mipsel|IP*)
1018
    arch="mips"
1019
  ;;
1020
  sun4u|sparc64)
1021
    arch="sparc64"
1022
    enable fast_64bit
1023
  ;;
1024
  sparc)
1025
    arch="sparc"
1026
  ;;
1027
  sh4)
1028
    arch="sh4"
1029
  ;;
1030
  parisc)
1031
    arch="parisc"
1032
  ;;
1033
  parisc64)
1034
    arch="parisc"
1035
    enable fast_64bit
1036
  ;;
1037
  s390|s390x)
1038
    arch="s390"
1039
  ;;
1040
  m68k)
1041
    arch="m68k"
1042
  ;;
1043
  ia64)
1044
    arch="ia64"
1045
    enable fast_64bit
1046
  ;;
1047
  bfin)
1048
    arch="bfin"
1049
  ;;
1050
  *)
1051
    arch="unknown"
1052
  ;;
1053
esac
1054

    
1055
enable $arch
1056
enabled_any x86_32 x86_64 && enable x86
1057
enabled     sparc64       && enable sparc
1058

    
1059
# OS specific
1060
osextralibs="-lm"
1061
case $targetos in
1062
  beos|haiku|zeta)
1063
    PREFIX="$HOME/config"
1064
    # helps building libavcodec
1065
    add_cflags "-DPIC -fomit-frame-pointer"
1066
    # 3 gcc releases known for BeOS, each with ugly bugs
1067
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1068
    case "$gcc_version" in
1069
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1070
        mmx="no"
1071
        ;;
1072
      *20010315*) echo "BeBits gcc"
1073
        add_cflags "-fno-expensive-optimizations"
1074
        ;;
1075
    esac
1076
    LDCONFIG="echo ignoring ldconfig"
1077
    SHFLAGS=-nostart
1078
    # disable Linux things
1079
    dv1394="no"
1080
    # enable BeOS things
1081
    disabled audio_beos || enable_audio_beos
1082
    # no need for libm, but the inet stuff
1083
    # Check for BONE
1084
    # XXX: actually should check for NOT net_server
1085
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1086
        osextralibs="-lbind -lsocket"
1087
    else
1088
        beos_netserver="yes"
1089
        osextralibs="-lnet"
1090
    fi ;;
1091
  sunos)
1092
    dv1394="no"
1093
    FFLDFLAGS=""
1094
    FFSERVERLDFLAGS=""
1095
    SHFLAGS="-shared -Wl,-h,\$@"
1096
    add_extralibs "-lsocket -lnsl"
1097
    ;;
1098
  netbsd)
1099
    dv1394="no"
1100
    add_extralibs "-lossaudio"
1101
    ;;
1102
  openbsd)
1103
    dv1394="no"
1104
    need_memalign="no"
1105
    LIBOBJFLAGS="\$(PIC)"
1106
    LDCONFIG="ldconfig -m \$(shlibdir)"
1107
    SHFLAGS='-shared'
1108
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1109
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1110
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1111
    add_extralibs "-lossaudio"
1112
    ;;
1113
  freebsd)
1114
    dv1394="no"
1115
    need_memalign="no"
1116
    add_cflags "-pthread"
1117
    ;;
1118
  gnu/kfreebsd)
1119
    dv1394="no"
1120
    add_cflags "-pthread"
1121
    ;;
1122
  bsd/os)
1123
    dv1394="no"
1124
    osextralibs="-lpoll -lgnugetopt -lm"
1125
    strip="strip -d"
1126
    ;;
1127
  darwin)
1128
    dv1394="no"
1129
    need_memalign="no"
1130
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1131
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1132
    osextralibs=""
1133
    strip="strip -x"
1134
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1135
    SLIBSUF=".dylib"
1136
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1137
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1138
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1139
    ;;
1140
  mingw32*)
1141
    targetos=mingw32
1142
    shlibdir="$bindir"
1143
    dv1394="no"
1144
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1145
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1146
    ffserver="no"
1147
    network="no"
1148
    SLIBPREF=""
1149
    SLIBSUF=".dll"
1150
    EXESUF=".exe"
1151
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1152
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1153
    SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1154
    SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1155
    SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1156
    enabled network && add_extralibs -lws2_32
1157
    ;;
1158
  cygwin*)
1159
    targetos=cygwin
1160
    shlibdir="$bindir"
1161
    dv1394="no"
1162
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1163
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1164
    osextralibs=""
1165
    EXESUF=".exe"
1166
    SLIBPREF="cyg"
1167
    SLIBSUF=".dll"
1168
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1169
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1170
    SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1171
    ;;
1172
  linux)
1173
    LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1174
    ;;
1175
  irix*)
1176
    targetos=irix
1177
    ranlib="echo ignoring ranlib"
1178
    ;;
1179
  os/2)
1180
    TMPE=$TMPE".exe"
1181
    ar="emxomfar -p128"
1182
    ranlib="echo ignoring ranlib"
1183
    strip="echo ignoring strip"
1184
    add_cflags "-Zomf"
1185
    FFLDFLAGS="-Zomf -Zstack 16384 -s"
1186
    SHFLAGS="-Zdll -Zomf"
1187
    FFSERVERLDFLAGS=""
1188
    LIBPREF=""
1189
    LIBSUF=".lib"
1190
    SLIBPREF=""
1191
    SLIBSUF=".dll"
1192
    EXESUF=".exe"
1193
    osextralibs=""
1194
    pkg_requires=""
1195
    dv1394="no"
1196
    ffserver="no"
1197
    vhook="no"
1198
    os2="yes"
1199
    ;;
1200
  *)
1201
    targetos="${targetos}-UNKNOWN"
1202
    ;;
1203
esac
1204

    
1205
add_extralibs $osextralibs
1206

    
1207
if ! disabled logging ; then
1208
    enabled logging || logfile="$logging"
1209
    echo "# $0 $@" >$logfile
1210
    set >>$logfile
1211
else
1212
    logfile=/dev/null
1213
fi
1214

    
1215
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1216
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1217

    
1218
test -n "$cross_prefix" && cross_compile=yes
1219
cc="${cross_prefix}${cc}"
1220
ar="${cross_prefix}${ar}"
1221
ranlib="${cross_prefix}${ranlib}"
1222
strip="${cross_prefix}${strip}"
1223

    
1224
# we need to build at least one lib type
1225
if disabled_all static shared; then
1226
    cat <<EOF
1227
At least one library type must be built.
1228
Specify --enable-static to build the static libraries or --enable-shared to
1229
build the shared libraries as well. To only build the shared libraries specify
1230
--disable-static in addition to --enable-shared.
1231
EOF
1232
    exit 1;
1233
fi
1234

    
1235
if disabled libogg; then
1236
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1237
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1238
fi
1239

    
1240
if enabled_any libfaad libfaadbin ; then
1241
    if check_header faad.h; then
1242
        check_cc << EOF
1243
#include <faad.h>
1244
#ifndef FAAD2_VERSION
1245
ok faad1
1246
#endif
1247
int main( void ) { return 0; }
1248
EOF
1249
        test $? = 0 && enable libfaad2
1250
    else
1251
        die "FAAD test failed."
1252
    fi
1253
fi
1254

    
1255

    
1256
if disabled gpl ; then
1257
    die_gpl_disabled(){
1258
        name=$1
1259
        shift
1260
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1261
    }
1262
    die_gpl_disabled "The Postprocessing code" pp
1263
    die_gpl_disabled "liba52"                  liba52
1264
    die_gpl_disabled "libx264"                 libx264
1265
    die_gpl_disabled "libxvidcore"             libxvid
1266
    die_gpl_disabled "FAAD2"                   libfaad2
1267
    die_gpl_disabled "The X11 grabber"         x11grab
1268
    die_gpl_disabled "The software scaler"     swscaler
1269
fi
1270

    
1271
enable     $ARCH_EXT_LIST
1272
check_deps $ARCH_EXT_LIST
1273

    
1274
test -z "$need_memalign" && need_memalign="$mmx"
1275

    
1276
#Darwin CC versions
1277
needmdynamicnopic="no"
1278
if test $targetos = darwin; then
1279
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1280
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1281
    else
1282
        add_cflags "-no-cpp-precomp -pipe"
1283
        check_cflags "-force_cpusubtype_ALL"
1284
        check_cflags "-Wno-sign-compare"
1285
        disabled shared && needmdynamicnopic="yes"
1286
    fi
1287
fi
1288
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1289

    
1290
disabled optimize || add_cflags -fomit-frame-pointer
1291

    
1292
# Add processor-specific flags
1293
if test $cpu != "generic"; then
1294
    warn_altivec(){
1295
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1296
    }
1297
    case $cpu in
1298
        601|ppc601|PowerPC601)
1299
            add_cflags "-mcpu=601"
1300
            warn_altivec enabled PPC601
1301
        ;;
1302
        603*|ppc603*|PowerPC603*)
1303
            add_cflags "-mcpu=603"
1304
            warn_altivec enabled PPC603
1305
        ;;
1306
        604*|ppc604*|PowerPC604*)
1307
            add_cflags "-mcpu=604"
1308
            warn_altivec enabled PPC604
1309
        ;;
1310
        G3|g3|75*|ppc75*|PowerPC75*)
1311
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1312
            warn_altivec enabled PPC75x
1313
        ;;
1314
        G4|g4|745*|ppc745*|PowerPC745*)
1315
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1316
            warn_altivec disabled PPC745x
1317
        ;;
1318
        74*|ppc74*|PowerPC74*)
1319
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1320
            warn_altivec disabled PPC74xx
1321
        ;;
1322
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1323
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1324
            warn_altivec disabled PPC970
1325
            enable ppc64
1326
        ;;
1327
        Cell|CELL|cell)
1328
            add_cflags "-mcpu=cell"
1329
            warn_altivec disabled Cell
1330
            enable ppc64
1331
        ;;
1332
        # targets that do NOT support conditional mov (cmov)
1333
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1334
            add_cflags "-march=$cpu"
1335
            cmov="no"
1336
        ;;
1337
        # targets that do support conditional mov (cmov)
1338
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1339
            add_cflags "-march=$cpu"
1340
            cmov="yes"
1341
            fast_cmov="yes"
1342
        ;;
1343
        # targets that do support conditional mov but on which it's slow
1344
        pentium4|prescott|nocona)
1345
            add_cflags "-march=$cpu"
1346
            cmov="yes"
1347
            fast_cmov="no"
1348
        ;;
1349
        sparc64)
1350
            add_cflags "-mcpu=v9"
1351
        ;;
1352
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1353
            add_cflags "-mfdpic"
1354
            add_ldflags "-mfdpic"
1355
        ;;
1356
        *)
1357
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1358
        ;;
1359
    esac
1360
fi
1361

    
1362
gnu_make(){
1363
    $1 --version 2>&1 | grep -q GNU
1364
}
1365

    
1366
if ! gnu_make $make; then
1367
    gnu_make gmake && make=gmake || die "GNU make not found."
1368
fi
1369

    
1370
# make sure we can execute files in $TMPDIR
1371
cat >$TMPE 2>>$logfile <<EOF
1372
#! /bin/sh
1373
EOF
1374
chmod +x $TMPE >>$logfile 2>&1
1375
if ! $TMPE >>$logfile 2>&1; then
1376
    cat <<EOF
1377
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1378
variable to another directory and make sure that $TMPDIR1 is not mounted
1379
noexec.
1380
EOF
1381
    die "Sanity test failed."
1382
fi
1383
rm $TMPE
1384

    
1385
# compiler sanity check
1386
check_exec <<EOF
1387
int main(){
1388
    return 0;
1389
}
1390
EOF
1391
if test "$?" != 0; then
1392
    echo "$cc is unable to create an executable file."
1393
    if test -z "$cross_prefix" && disabled cross_compile ; then
1394
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1395
        echo "Only do this if you know what cross compiling means."
1396
    fi
1397
    die "C compiler test failed."
1398
fi
1399

    
1400
if enabled x86; then
1401
    # check whether EBP is available on x86
1402
    # As 'i' is stored on the stack, this program will crash
1403
    # if the base pointer is used to access it because the
1404
    # base pointer is cleared in the inline assembly code.
1405
    check_exec_crash <<EOF && enable ebp_available
1406
    volatile int i=0;
1407
    asm volatile (
1408
        "xorl %%ebp, %%ebp"
1409
    ::: "%ebp");
1410
    return i;
1411
EOF
1412

    
1413
    # check wether EBX is available on x86
1414
    check_cc <<EOF && enable ebx_available
1415
int main(){
1416
    asm volatile ("":::"%ebx");
1417
}
1418
EOF
1419

    
1420
    # check whether binutils is new enough to compile SSSE3
1421
    enabled ssse3 && check_cc <<EOF || disable ssse3
1422
int main(){
1423
    asm volatile ("pabsw %xmm0, %xmm0");
1424
}
1425
EOF
1426
fi
1427

    
1428
# check for assembler specific support
1429

    
1430
if test $arch = "powerpc"; then
1431
check_cc <<EOF && dcbzl=yes
1432
int main(void) {
1433
    register long zero = 0;
1434
    char data[1024];
1435
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1436
return 0;
1437
}
1438
EOF
1439
fi
1440

    
1441
# check for SIMD availability
1442

    
1443
# AltiVec flags: The FSF version of GCC differs from the Apple version
1444
if enabled altivec; then
1445
    if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1446
        add_cflags "-faltivec"
1447
    else
1448
        add_cflags "-maltivec -mabi=altivec"
1449
    fi
1450

    
1451
    check_header altivec.h
1452

    
1453
    # check if our compiler supports Motorola AltiVec C API
1454
    if enabled altivec_h; then
1455
        inc_altivec_h="#include <altivec.h>"
1456
    else
1457
        inc_altivec_h=
1458
    fi
1459
    check_cc <<EOF || altivec=no
1460
$inc_altivec_h
1461
int main(void) {
1462
    vector signed int v1, v2, v3;
1463
    v1 = vec_add(v2,v3);
1464
    return 0;
1465
}
1466
EOF
1467
fi
1468

    
1469
# check armv5te instructions support
1470
enabled armv5te && check_cc <<EOF || disable armv5te
1471
int main(void) {
1472
    __asm__ __volatile__ ("qadd r0, r0, r0");
1473
}
1474
EOF
1475

    
1476
enabled armv6 && check_cc <<EOF || disable armv6
1477
int main(void) {
1478
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1479
}
1480
EOF
1481

    
1482
# check iwmmxt support
1483
enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1484
int main(void) {
1485
    __asm__ __volatile__ ("wunpckelub wr6, wr4");
1486
}
1487
EOF
1488

    
1489
# check if our compiler supports mmi
1490
enabled mmi && check_cc <<EOF || mmi="no"
1491
int main(void) {
1492
    __asm__ ("lq \$2, 0(\$2)");
1493
    return 0;
1494
}
1495
EOF
1496

    
1497
# ---
1498
# big/little-endian test
1499
if disabled cross_compile; then
1500
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1501
#include <inttypes.h>
1502
int main(int argc, char ** argv){
1503
        volatile uint32_t i=0x01234567;
1504
        return (*((uint8_t*)(&i))) == 0x67;
1505
}
1506
EOF
1507
else
1508
    # programs cannot be launched if cross compiling, so make a static guess
1509
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1510
        bigendian="yes"
1511
    fi
1512
fi
1513

    
1514
# ---
1515
# check availability of some header files
1516

    
1517
check_header malloc.h
1518
check_func memalign
1519

    
1520
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1521
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1522
fi
1523

    
1524
check_header byteswap.h
1525

    
1526
check_header arpa/inet.h
1527

    
1528
check_func inet_aton
1529
check_func localtime_r
1530
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1531

    
1532
# ffserver uses poll(),
1533
# if it's not found we can emulate it using select().
1534
if enabled ffserver; then
1535
    check_header sys/poll.h
1536
fi
1537

    
1538
# check for some common methods of building with pthread support
1539
# do this before the optional library checks as some of them require pthreads
1540
if enabled pthreads; then
1541
    if check_func pthread_create; then
1542
        :
1543
    elif check_func pthread_create -pthread; then
1544
        add_cflags -pthread
1545
        add_ldflags -pthread
1546
    elif check_func pthread_create -pthreads; then
1547
        add_cflags -pthreads
1548
        add_ldflags -pthreads
1549
    elif ! check_lib pthread.h pthread_create -lpthread; then
1550
        die "ERROR: can't find pthreads library"
1551
    fi
1552
fi
1553

    
1554
for thread in $THREADS_LIST; do
1555
    if enabled $thread; then
1556
        if ! disabled thread_type ; then
1557
            die "ERROR: Only one thread type must be selected."
1558
        else
1559
            thread_type="$thread"
1560
        fi
1561
    fi
1562
done
1563

    
1564
enabled_any libamr_nb libamr_wb && enable libamr
1565

    
1566
# these are off by default, so fail if requested and not available
1567
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1568
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1569
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1570
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1571
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1572
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1573
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1574
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1575
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1576
enabled libx264    && require x264 x264.h x264_encoder_open -lx264
1577
enabled libxvid    && require Xvid xvid.h xvid_global -lxvidcore
1578
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1579
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1580
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1581
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1582
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1583

    
1584
# test for lrintf in math.h
1585
check_exec <<EOF && lrintf=yes || lrintf=no
1586
#define _ISOC9X_SOURCE  1
1587
#include <math.h>
1588
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1589
EOF
1590

    
1591
_restrict=
1592
for restrict_keyword in restrict __restrict__ __restrict; do
1593
    check_cc <<EOF && _restrict=$restrict_keyword && break
1594
void foo(char * $restrict_keyword p);
1595
EOF
1596
done
1597

    
1598
# dlopen/dlfcn.h probing
1599

    
1600
check_header dlfcn.h
1601

    
1602
if check_func dlopen; then
1603
    ldl=
1604
elif check_func dlopen -ldl; then
1605
    ldl=-ldl
1606
fi
1607

    
1608
check_func fork
1609

    
1610
test "$vhook" = "default" && vhook="$dlopen"
1611

    
1612
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1613

    
1614
if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1615
    vhook="no"
1616
    echo
1617
    echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1618
    echo "Patches welcome."
1619
    echo
1620
fi
1621

    
1622
if enabled vhook; then
1623
    check_ldflags -rdynamic
1624
    check_ldflags -export-dynamic
1625
fi
1626

    
1627
enabled audio_beos && add_extralibs "-lmedia -lbe"
1628

    
1629
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1630
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1631

    
1632
##########################################
1633
# SDL check
1634

    
1635
sdl_too_old=no
1636
sdl=no
1637
SDL_CONFIG="${cross_prefix}sdl-config"
1638
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1639
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1640
    temp_cflags $sdl_cflags
1641
    temp_extralibs `"${SDL_CONFIG}" --libs`
1642
    if check_lib SDL.h SDL_Init; then
1643
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1644
        if test "$_sdlversion" -lt 121 ; then
1645
            sdl_too_old=yes
1646
        else
1647
            sdl=yes
1648
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1649
#include <SDL.h>
1650
int main(void){
1651
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1652
    int w = vi->current_w;
1653
    return 0;
1654
}
1655
EOF
1656
        fi
1657
    fi
1658
    restore_flags
1659
fi
1660

    
1661
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1662

    
1663
##########################################
1664
# IPv6 check
1665

    
1666
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1667
#include <sys/types.h>
1668
#include <sys/socket.h>
1669
#include <netinet/in.h>
1670
#include <netdb.h>
1671
int main( void ) {
1672
  struct sockaddr_storage saddr;
1673
  struct ipv6_mreq mreq6;
1674
  getaddrinfo(0,0,0,0);
1675
  getnameinfo(0,0,0,0,0,0,0);
1676
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1677
}
1678
EOF
1679

    
1680
enabled v4l  && check_header linux/videodev.h  || disable v4l
1681
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1682

    
1683
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1684
if enabled bktr; then
1685
    { check_header dev/bktr/ioctl_meteor.h &&
1686
      check_header dev/bktr/ioctl_bt848.h; } ||
1687
    { check_header machine/ioctl_meteor.h &&
1688
      check_header machine/ioctl_bt848.h; } ||
1689
    { check_header dev/video/meteor/ioctl_meteor.h &&
1690
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1691
    check_header dev/ic/bt8xx.h ||
1692
    disable bktr
1693
fi
1694

    
1695
enabled audio_oss &&
1696
    check_header sys/soundcard.h ||
1697
    check_header soundcard.h ||
1698
    disable audio_oss
1699

    
1700
# Deal with the x11 frame grabber
1701
enabled x11grab                         &&
1702
enabled gpl                             &&
1703
enabled x11_grab_device_demuxer         &&
1704
check_header X11/Xlib.h                 &&
1705
check_header X11/extensions/XShm.h      &&
1706
check_func XOpenDisplay -lX11           &&
1707
check_func XShmCreateImage -lX11 -lXext &&
1708
add_extralibs -lX11 -lXext              ||
1709
disable x11_grab_device_demuxer
1710

    
1711
enabled debug && add_cflags -g
1712

    
1713
# add some useful compiler flags if supported
1714
check_cflags -Wdeclaration-after-statement
1715
check_cflags -Wall
1716
check_cflags -Wno-switch
1717
check_cflags -Wdisabled-optimization
1718
check_cflags -Wpointer-arith
1719
check_cflags -Wredundant-decls
1720
check_cflags -Wno-pointer-sign
1721
enabled extra_warnings && check_cflags -Winline
1722

    
1723
# add some linker flags
1724
check_ldflags -Wl,--warn-common
1725
check_ldflags $LDLATEFLAGS
1726

    
1727
# not all compilers support -Os
1728
test "$optimize" = "small" && check_cflags -Os
1729

    
1730
if enabled optimize; then
1731
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1732
        add_cflags  "-O5"
1733
        add_ldflags "-O5"
1734
    else
1735
        add_cflags "-O3"
1736
    fi
1737
fi
1738

    
1739
# PIC flags for shared library objects where they are needed
1740
if enabled shared; then
1741
    # LIBOBJFLAGS may have already been set in the OS configuration
1742
    if test -z "$LIBOBJFLAGS" ; then
1743
        case "$arch" in
1744
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1745
        esac
1746
    fi
1747
fi
1748

    
1749
if enabled gprof; then
1750
    add_cflags  "-p"
1751
    add_ldflags "-p"
1752
fi
1753

    
1754
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1755

    
1756
# find if .align arg is power-of-two or not
1757
if test $asmalign_pot = "unknown"; then
1758
    asmalign_pot="no"
1759
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1760
fi
1761

    
1762
enabled_any $ENCODER_LIST  && enable encoders
1763
enabled_any $DECODER_LIST  && enable decoders
1764
enabled_any $MUXER_LIST    && enable muxers
1765
enabled_any $DEMUXER_LIST  && enable demuxers
1766
enabled_any $PROTOCOL_LIST && enable protocols
1767
enabled_any $BSF_LIST      && enable bsfs
1768

    
1769
enabled_any $THREADS_LIST  && enable threads
1770

    
1771
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1772
    $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1773

    
1774
enabled libogg    && append pkg_requires "ogg >= 1.1"
1775
enabled libtheora && append pkg_requires "theora"
1776
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1777
enabled dc1394    && append pkg_requires "libraw1394"
1778

    
1779
echo "install prefix            $PREFIX"
1780
echo "source path               $source_path"
1781
echo "C compiler                $cc"
1782
echo "make                      $make"
1783
echo ".align is power-of-two    $asmalign_pot"
1784
echo "ARCH                      $arch ($cpu)"
1785
if test "$BUILDSUF" != ""; then
1786
    echo "build suffix              $BUILDSUF"
1787
fi
1788
echo "big-endian                ${bigendian-no}"
1789
if test $arch = "x86_32" -o $arch = "x86_64"; then
1790
    echo "MMX enabled               ${mmx-no}"
1791
    echo "CMOV enabled              ${cmov-no}"
1792
    echo "CMOV is fast              ${fast_cmov-no}"
1793
fi
1794
if test $arch = "armv4l"; then
1795
    echo "ARMv5TE enabled           ${armv5te-no}"
1796
    echo "ARMv6 enabled             ${armv6-no}"
1797
    echo "IWMMXT enabled            ${iwmmxt-no}"
1798
fi
1799
if test $arch = "mips"; then
1800
    echo "MMI enabled               ${mmi-no}"
1801
fi
1802
if test $arch = "powerpc"; then
1803
    echo "AltiVec enabled           ${altivec-no}"
1804
    echo "dcbzl available           ${dcbzl-no}"
1805
fi
1806
echo "gprof enabled             ${gprof-no}"
1807
echo "debug symbols             ${debug-no}"
1808
echo "strip symbols             ${dostrip-no}"
1809
echo "optimize                  ${optimize-no}"
1810
echo "static                    ${static-no}"
1811
echo "shared                    ${shared-no}"
1812
echo "postprocessing support    ${pp-no}"
1813
echo "software scaler enabled   ${swscaler-no}"
1814
echo "video hooking             ${vhook-no}"
1815
if enabled vhook; then
1816
    echo "Imlib2 support            ${imlib2-no}"
1817
    echo "FreeType support          ${freetype2-no}"
1818
fi
1819
echo "network support           ${network-no}"
1820
if enabled network; then
1821
    echo "IPv6 support              ${ipv6-no}"
1822
fi
1823
echo "threading support         ${thread_type-no}"
1824
echo "SDL support               ${sdl-no}"
1825
if enabled sdl_too_old; then
1826
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1827
fi
1828
echo "Sun medialib support      ${mlib-no}"
1829
echo "AVISynth enabled          ${avisynth-no}"
1830
echo "liba52 support            ${liba52-no}"
1831
echo "liba52 dlopened           ${liba52bin-no}"
1832
echo "libamr-nb support         ${libamr_nb-no}"
1833
echo "libamr-wb support         ${libamr_wb-no}"
1834
echo "libfaac enabled           ${libfaac-no}"
1835
echo "libfaad enabled           ${libfaad-no}"
1836
echo "faadbin enabled           ${libfaadbin-no}"
1837
echo "libgsm enabled            ${libgsm-no}"
1838
echo "libmp3lame enabled        ${libmp3lame-no}"
1839
echo "libnut enabled            ${libnut-no}"
1840
echo "libogg enabled            ${libogg-no}"
1841
echo "libtheora enabled         ${libtheora-no}"
1842
echo "libvorbis enabled         ${libvorbis-no}"
1843
echo "x264 enabled              ${libx264-no}"
1844
echo "XviD enabled              ${libxvid-no}"
1845
echo "zlib enabled              ${zlib-no}"
1846
if disabled gpl; then
1847
    echo "License: LGPL"
1848
else
1849
    echo "License: GPL"
1850
fi
1851

    
1852
echo "Creating config.mak and config.h..."
1853

    
1854
echo "# Automatically generated by configure - do not modify!" > config.mak
1855
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1856
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1857

    
1858
echo "PREFIX=$PREFIX" >> config.mak
1859
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1860
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1861
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1862
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1863
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1864
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1865
echo "MAKE=$make" >> config.mak
1866
echo "CC=$cc" >> config.mak
1867
echo "AR=$ar" >> config.mak
1868
echo "RANLIB=$ranlib" >> config.mak
1869
if enabled dostrip; then
1870
    echo "STRIP=$strip" >> config.mak
1871
else
1872
    echo "STRIP=echo ignoring strip" >> config.mak
1873
fi
1874

    
1875
echo "OPTFLAGS=$CFLAGS" >> config.mak
1876
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1877
echo "LDFLAGS=$LDFLAGS" >> config.mak
1878
echo "LDCONFIG=$LDCONFIG" >> config.mak
1879
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1880
echo "SHFLAGS=$SHFLAGS" >> config.mak
1881
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1882
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1883
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1884
echo "BUILD_STATIC=$static" >> config.mak
1885
echo "BUILDSUF=$BUILDSUF" >> config.mak
1886
echo "LIBPREF=$LIBPREF" >> config.mak
1887
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1888
if enabled static; then
1889
  echo "LIB=$LIB" >> config.mak
1890
else # Some Make complain if this variable does not exist.
1891
  echo "LIB=" >> config.mak
1892
fi
1893
echo "SLIBPREF=$SLIBPREF" >> config.mak
1894
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1895
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1896

    
1897
if enabled bigendian; then
1898
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1899
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1900
fi
1901
if enabled mmx; then
1902
  echo "#define __CPU__ 586" >> $TMPH
1903
fi
1904

    
1905
if enabled sdl; then
1906
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1907
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1908
fi
1909
if enabled texi2html; then
1910
  echo "BUILD_DOC=yes" >> config.mak
1911
fi
1912

    
1913
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1914
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1915
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1916
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1917
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1918

    
1919

    
1920

    
1921
if enabled shared; then
1922
  echo "BUILD_SHARED=yes" >> config.mak
1923
  echo "PIC=-fPIC -DPIC" >> config.mak
1924
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1925
  echo "SPPVERSION=$pp_version" >> config.mak
1926
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1927
  echo "LAVCVERSION=$lavc_version" >> config.mak
1928
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1929
  echo "LAVFVERSION=$lavf_version" >> config.mak
1930
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1931
  echo "LAVUVERSION=$lavu_version" >> config.mak
1932
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1933
  echo "SWSVERSION=$sws_version" >> config.mak
1934
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
1935
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1936
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1937
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1938
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1939
fi
1940
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1941
echo "EXTRALIBS=$extralibs" >> config.mak
1942

    
1943
print_config ARCH_   $TMPH config.mak $ARCH_LIST
1944
print_config HAVE_   $TMPH config.mak $HAVE_LIST
1945
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST   \
1946
                                      $DECODER_LIST  \
1947
                                      $ENCODER_LIST  \
1948
                                      $PARSER_LIST   \
1949
                                      $BSF_LIST      \
1950
                                      $DEMUXER_LIST  \
1951
                                      $MUXER_LIST    \
1952
                                      $PROTOCOL_LIST \
1953

    
1954
if test "$targetos" = darwin; then
1955
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
1956
fi
1957

    
1958
echo "#define restrict $_restrict" >> $TMPH
1959

    
1960
if test "$optimize" = "small"; then
1961
  echo "#define always_inline"  >> $TMPH
1962
  echo "#define CONFIG_SMALL 1" >> $TMPH
1963
fi
1964

    
1965
echo "SRC_PATH=\"$source_path\"" >> config.mak
1966
echo "SRC_PATH_BARE=$source_path" >> config.mak
1967
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1968

    
1969
# Apparently it's not possible to portably echo a backslash.
1970
if enabled asmalign_pot; then
1971
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1972
else
1973
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1974
fi
1975

    
1976

    
1977
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1978
if ! cmp -s $TMPH config.h; then
1979
        mv -f $TMPH config.h
1980
else
1981
        echo "config.h is unchanged"
1982
fi
1983

    
1984
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1985

    
1986
# build tree in object directory if source path is different from current one
1987
if enabled source_path_used; then
1988
    DIRS="\
1989
         doc \
1990
         libavformat \
1991
         libavcodec \
1992
         libavcodec/alpha \
1993
         libavcodec/armv4l \
1994
         libavcodec/bfin \
1995
         libavcodec/i386 \
1996
         libavcodec/sparc \
1997
         libavcodec/mlib \
1998
         libavcodec/ppc \
1999
         libpostproc \
2000
         libavutil \
2001
         libswscale \
2002
         tests \
2003
         vhook \
2004
         "
2005
    FILES="\
2006
          Makefile \
2007
          common.mak \
2008
          libavformat/Makefile \
2009
          libavcodec/Makefile \
2010
          libpostproc/Makefile \
2011
          libavutil/Makefile \
2012
          libswscale/Makefile \
2013
          tests/Makefile \
2014
          vhook/Makefile \
2015
          doc/texi2pod.pl \
2016
          "
2017
    for dir in $DIRS ; do
2018
            mkdir -p $dir
2019
    done
2020
    for f in $FILES ; do
2021
        ln -sf "$source_path/$f" $f
2022
    done
2023
fi
2024

    
2025

    
2026
# build pkg-config files
2027
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2028

    
2029
pkgconfig_generate(){
2030
name=$1
2031
comment=$2
2032
version=$3
2033
libs=$4
2034
requires=$5
2035
include=$6
2036
cat <<EOF >$name.pc
2037
prefix=$PREFIX
2038
exec_prefix=\${prefix}
2039
libdir=\${exec_prefix}/lib
2040
includedir=\${prefix}/include
2041

    
2042
Name: $name
2043
Description: $comment
2044
Version: $version
2045
Requires: $requires
2046
Conflicts:
2047
Libs: -L\${libdir} $libs
2048
Cflags: -I\${includedir} -I\${includedir}/$include
2049
EOF
2050
}
2051

    
2052
pkgconfig_generate_uninstalled(){
2053
name=$1
2054
shortname=${name#lib}
2055
comment=$2
2056
version=$3
2057
libs=$4
2058
requires=$5
2059
cat <<EOF >$name-uninstalled.pc
2060
prefix=
2061
exec_prefix=
2062
libdir=\${pcfiledir}/$name
2063
includedir=\${pcfiledir}/$name
2064

    
2065
Name: $name
2066
Description: $comment
2067
Version: $version
2068
Requires: $requires
2069
Conflicts:
2070
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2071
Cflags: -I\${includedir}
2072
EOF
2073
}
2074

    
2075
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2076
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2077

    
2078
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2079
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2080

    
2081
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2082
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2083

    
2084
if enabled pp; then
2085
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2086
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2087
fi
2088

    
2089
if enabled swscaler; then
2090
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2091
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2092
else
2093
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2094
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2095
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2096
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2097
fi