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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
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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-mingwce         enable MinGW native/cross WinCE compile"
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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-libdts          enable GPLed libdts support [default=no]"
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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]"
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  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]"
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  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-x264            enable H.264 encoding via x264 [default=no]"
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  echo "  --enable-xvid            enable Xvid encoding via xvidcore,"
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  echo "                           native MPEG-4/Xvid encoder exists [default=no]"
102
  echo "  --enable-amr_nb          enable amr_nb float audio codec"
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  echo "  --enable-amr_nb-fixed    use fixed point for amr-nb codec"
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  echo "  --enable-amr_wb          enable amr_wb float audio codec"
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  echo "  --enable-amr_if2         enable amr_wb IF2 audio codec"
106
  echo ""
107
  echo "Advanced options (experts only):"
108
  echo "  --source-path=PATH       path to source code [$source_path]"
109
  echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
110
  echo "  --cross-compile          assume a cross-compiler is used"
111
  echo "  --target-os=OS           compiler targets OS [$targetos]"
112
  echo "  --cc=CC                  use C compiler CC [$cc]"
113
  echo "  --make=MAKE              use specified make [$make]"
114
  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
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  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
116
  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
117
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
118
  echo "  --arch=ARCH              select architecture  [$arch]"
119
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
120
  echo "                           instruction selection, may crash on older CPUs)"
121
  echo "  --enable-powerpc-perf    enable performance report on PPC"
122
  echo "                           (requires enabling PMC)"
123
  echo "  --disable-mmx            disable MMX usage"
124
  echo "  --disable-armv5te        disable armv5te usage"
125
  echo "  --disable-armv6          disable armv6 usage"
126
  echo "  --disable-iwmmxt         disable iwmmxt usage"
127
  echo "  --disable-altivec        disable AltiVec usage"
128
  echo "  --disable-audio-oss      disable OSS audio support [default=no]"
129
  echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
130
  echo "  --disable-v4l            disable video4linux grabbing [default=no]"
131
  echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
132
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
133
  echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
134
  echo "  --disable-network        disable network support [default=no]"
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  echo "  --disable-ipv6           disable ipv6 support [default=no]"
136
  echo "  --disable-zlib           disable zlib [default=no]"
137
  echo "  --disable-vhook          disable video hooking support"
138
  echo "  --disable-debug          disable debugging symbols"
139
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
140
  echo "                           MPEG audio decoding [default=no]"
141
  echo "  --disable-protocols      disable I/O protocols support [default=no]"
142
  echo "  --disable-ffmpeg         disable ffmpeg build"
143
  echo "  --disable-ffserver       disable ffserver build"
144
  echo "  --disable-ffplay         disable ffplay build"
145
  echo "  --enable-small           optimize for size instead of speed"
146
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
147
  echo "  --disable-encoder=NAME   disables encoder NAME"
148
  echo "  --enable-encoder=NAME    enables encoder NAME"
149
  echo "  --disable-decoder=NAME   disables decoder NAME"
150
  echo "  --enable-decoder=NAME    enables decoder NAME"
151
  echo "  --disable-encoders       disables all encoders"
152
  echo "  --disable-decoders       disables all decoders"
153
  echo "  --disable-muxer=NAME     disables muxer NAME"
154
  echo "  --enable-muxer=NAME      enables muxer NAME"
155
  echo "  --disable-muxers         disables all muxers"
156
  echo "  --disable-demuxer=NAME   disables demuxer NAME"
157
  echo "  --enable-demuxer=NAME    enables demuxer NAME"
158
  echo "  --disable-demuxers       disables all demuxers"
159
  echo "  --enable-parser=NAME     enables parser NAME"
160
  echo "  --disable-parser=NAME    disables parser NAME"
161
  echo "  --disable-parsers        disables all parsers"
162
  echo
163
  echo "Developer options (useful when working on FFmpeg itself):"
164
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
165
  echo "  --disable-opts           disable compiler optimizations"
166
  echo "  --enable-extra-warnings  enable more compiler warnings"
167
  echo "  --disable-strip          disable stripping of executables and shared libraries"
168
  echo ""
169
  echo "NOTE: Object files are built at the place where configure is launched."
170
  exit 1
171
}
172

    
173
log(){
174
    echo "$@" >>$logfile
175
}
176

    
177
log_file(){
178
    log BEGIN $1
179
    cat -n $1 >>$logfile
180
    log END $1
181
}
182

    
183
echolog(){
184
    log "$@"
185
    echo "$@"
186
}
187

    
188
die(){
189
    echolog "$@"
190
    cat <<EOF
191
If you think configure made a mistake, make sure you are using the latest
192
version from SVN.  If the latest version fails, report the problem to the
193
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
194
EOF
195
    if enabled logging; then
196
        cat <<EOF
197
Include the log file "$logfile" produced by configure as this will help
198
solving the problem.
199
EOF
200
    else
201
cat <<EOF
202
Rerun configure with logging enabled (do not use --log=no), and include the
203
log this produces with your report.
204
EOF
205
    fi
206
    rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
207
    exit 1
208
}
209

    
210
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
211
toupper(){
212
    echo "$@" | tr '[a-z]' '[A-Z]'
213
}
214

    
215
tolower(){
216
    echo "$@" | tr '[A-Z]' '[a-z]'
217
}
218

    
219
set_all(){
220
    value=$1
221
    shift
222
    for var in $*; do
223
        eval $var=$value
224
    done
225
}
226

    
227
pushvar(){
228
    for var in $*; do
229
        eval level=\${${var}_level:=0}
230
        eval ${var}_${level}="\$$var"
231
        eval ${var}_level=$(($level+1))
232
    done
233
}
234

    
235
popvar(){
236
    for var in $*; do
237
        eval level=\${${var}_level:-0}
238
        test $level = 0 && continue
239
        eval level=$(($level-1))
240
        eval $var="\${${var}_${level}}"
241
        eval ${var}_level=$level
242
        eval unset ${var}_${level}
243
    done
244
}
245

    
246
enable(){
247
    set_all yes $*
248
}
249

    
250
disable(){
251
    set_all no $*
252
}
253

    
254
enabled(){
255
    eval test "x\$$1" = "xyes"
256
}
257

    
258
disabled(){
259
    eval test "x\$$1" = "xno"
260
}
261

    
262
enabled_all(){
263
    for opt; do
264
        enabled $opt || return 1
265
    done
266
}
267

    
268
disabled_all(){
269
    for opt; do
270
        disabled $opt || return 1
271
    done
272
}
273

    
274
enabled_any(){
275
    for opt; do
276
        enabled $opt && return 0
277
    done
278
}
279

    
280
disabled_any(){
281
    for opt; do
282
        disabled $opt && return 0
283
    done
284
}
285

    
286
check_deps(){
287
    for cfg; do
288
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
289
        disabled ${cfg}_checking && continue
290
        enable ${cfg}_checking
291

    
292
        eval dep_all="\$${cfg}_deps"
293
        eval dep_any="\$${cfg}_deps_any"
294

    
295
        pushvar cfg dep_all dep_any
296
        check_deps $dep_all $dep_any
297
        popvar cfg dep_all dep_any
298

    
299
        enabled_all $dep_all || disable $cfg
300
        enabled_any $dep_any || disable $cfg
301

    
302
        disable ${cfg}_checking
303
    done
304
}
305

    
306
print_config(){
307
    pfx=$1
308
    header=$2
309
    makefile=$3
310
    shift 3
311
    for cfg; do
312
        if enabled $cfg; then
313
            ucname="${pfx}`toupper $cfg`"
314
            echo "#define ${ucname} 1" >> $header
315
            echo "${ucname}=yes" >> $makefile
316
        fi
317
    done
318
}
319

    
320
flags_saved(){
321
    (: ${SAVE_CFLAGS?}) 2>/dev/null
322
}
323

    
324
save_flags(){
325
    flags_saved && return
326
    SAVE_CFLAGS="$CFLAGS"
327
    SAVE_LDFLAGS="$LDFLAGS"
328
    SAVE_extralibs="$extralibs"
329
}
330

    
331
restore_flags(){
332
    flags_saved || return
333
    CFLAGS="$SAVE_CFLAGS"
334
    LDFLAGS="$SAVE_LDFLAGS"
335
    extralibs="$SAVE_extralibs"
336
    unset SAVE_CFLAGS
337
    unset SAVE_LDFLAGS
338
    unset SAVE_extralibs
339
}
340

    
341
temp_cflags(){
342
    save_flags
343
    CFLAGS="$CFLAGS $*"
344
}
345

    
346
temp_ldflags(){
347
    save_flags
348
    LDFLAGS="$LDFLAGS $*"
349
}
350

    
351
temp_extralibs(){
352
    save_flags
353
    extralibs="$extralibs $*"
354
}
355

    
356
append(){
357
    var=$1
358
    shift
359
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
360
    eval "$var=\"\$$var $*\""
361
}
362

    
363
add_cflags(){
364
    append CFLAGS "$@"
365
}
366

    
367
add_ldflags(){
368
    append LDFLAGS "$@"
369
}
370

    
371
add_extralibs(){
372
    append extralibs "$@"
373
}
374

    
375
check_cmd(){
376
    log "$@"
377
    "$@" >>$logfile 2>&1
378
}
379

    
380
check_cc(){
381
    log check_cc "$@"
382
    cat >$TMPC
383
    log_file $TMPC
384
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
385
}
386

    
387
check_cpp(){
388
    log check_cpp "$@"
389
    cat >$TMPC
390
    log_file $TMPC
391
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
392
}
393

    
394
check_ld(){
395
    log check_ld "$@"
396
    check_cc || return
397
    check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
398
}
399

    
400
check_cflags(){
401
    log check_cflags "$@"
402
    check_cc "$@" <<EOF && add_cflags "$@"
403
int x;
404
EOF
405
}
406

    
407
check_ldflags(){
408
    log check_ldflags "$@"
409
    check_ld "$@" <<EOF && add_ldflags "$@"
410
int main(){
411
    return 0;
412
}
413
EOF
414
}
415

    
416
check_header(){
417
    log check_header "$@"
418
    header=$1
419
    shift
420
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
421
    disable $var
422
    check_cpp "$@" <<EOF && enable $var
423
#include <$header>
424
int x;
425
EOF
426
}
427

    
428
check_func(){
429
    log check_func "$@"
430
    func=$1
431
    shift
432
    disable $func
433
    check_ld "$@" <<EOF && enable $func
434
extern int $func();
435
int main(){
436
    $func();
437
}
438
EOF
439
}
440

    
441
check_func2(){
442
    log check_func2 "$@"
443
    headers=$1
444
    func=$2
445
    shift 2
446
    disable $func
447
    incs=""
448
    for hdr in $headers; do
449
        incs="$incs
450
#include <$hdr>"
451
    done
452
    check_ld "$@" <<EOF && enable $func
453
$incs
454
int main(){
455
    (void) $func;
456
    return 0;
457
}
458
EOF
459
}
460

    
461
check_lib(){
462
    log check_lib "$@"
463
    header="$1"
464
    func="$2"
465
    shift 2
466
    temp_extralibs "$@"
467
    check_header $header && check_func $func && add_extralibs "$@"
468
    err=$?
469
    restore_flags
470
    return $err
471
}
472

    
473
check_lib2(){
474
    log check_lib2 "$@"
475
    headers="$1"
476
    func="$2"
477
    shift 2
478
    temp_extralibs "$@"
479
    check_func2 "$headers" $func && add_extralibs "$@"
480
    err=$?
481
    restore_flags
482
    return $err
483
}
484

    
485
check_exec(){
486
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
487
}
488

    
489
require(){
490
    name="$1"
491
    header="$2"
492
    func="$3"
493
    shift 3
494
    check_lib $header $func "$@" || die "ERROR: $name not found"
495
}
496

    
497
require2(){
498
    name="$1"
499
    headers="$2"
500
    func="$3"
501
    shift 3
502
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
503
}
504

    
505
check_foo_config(){
506
    cfg=$1
507
    pkg=$2
508
    header=$3
509
    func=$4
510
    shift 4
511
    disable $cfg
512
    check_cmd ${pkg}-config --version
513
    err=$?
514
    if test "$err" = 0; then
515
        temp_cflags `${pkg}-config --cflags`
516
        temp_extralibs `${pkg}-config --libs`
517
        check_lib "$@" $header $func && enable $cfg
518
    fi
519
    return $err
520
}
521

    
522
apply(){
523
    file=$1
524
    shift
525
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
526
}
527

    
528
CONFIG_LIST='
529
    encoders
530
    decoders
531
    parsers
532
    muxers
533
    demuxers
534
    amr
535
    amr_nb
536
    amr_nb_fixed
537
    amr_wb
538
    audio_beos
539
    audio_oss
540
    avisynth
541
    beos_netserver
542
    bktr
543
    dc1394
544
    dv1394
545
    ffmpeg
546
    ffplay
547
    ffserver
548
    gpl
549
    gprof
550
    ipv6
551
    liba52
552
    liba52bin
553
    libdts
554
    libfaac
555
    libfaad
556
    libfaadbin
557
    libgsm
558
    libmp3lame
559
    libnut
560
    libogg
561
    libtheora
562
    libvorbis
563
    memalign_hack
564
    mpegaudio_hp
565
    network
566
    powerpc_perf
567
    pp
568
    protocols
569
    swscaler
570
    vhook
571
    v4l
572
    v4l2
573
    wince
574
    x11grab
575
    x264
576
    xvid
577
    zlib
578
'
579

    
580
HAVE_LIST='
581
    altivec
582
    altivec_h
583
    armv5te
584
    armv6
585
    beosthreads
586
    byteswap_h
587
    cmov
588
    dcbzl
589
    dev_bktr_ioctl_bt848_h
590
    dev_bktr_ioctl_meteor_h
591
    dev_ic_bt8xx_h
592
    dev_video_meteor_ioctl_meteor_h
593
    dev_video_bktr_ioctl_bt848_h
594
    dlfcn_h
595
    dlopen
596
    fast_cmov
597
    freetype2
598
    imlib2
599
    inet_aton
600
    iwmmxt
601
    localtime_r
602
    lrintf
603
    machine_ioctl_bt848_h
604
    machine_ioctl_meteor_h
605
    malloc_h
606
    memalign
607
    mlib
608
    mmi
609
    mmx
610
    os2
611
    os2threads
612
    pthreads
613
    sdl
614
    sdl_video_size
615
    soundcard_h
616
    sys_poll_h
617
    sys_soundcard_h
618
    threads
619
    w32threads
620
'
621

    
622
TARGET_LIST='
623
    altivec
624
    armv5te
625
    armv6
626
    iwmmxt
627
    mmi
628
    mmx
629
'
630

    
631
CMDLINE_SELECT="
632
    $CONFIG_LIST
633
    $TARGET_LIST
634
    amr_if2
635
    debug
636
    extra_warnings
637
    shared
638
    static
639
    beosthreads
640
    os2threads
641
    pthreads
642
    w32threads
643
"
644

    
645
flashsv_decoder_deps="zlib"
646
flashsv_encoder_deps="zlib"
647
mpeg_xvmc_decoder_deps="xvmc"
648
png_decoder_deps="zlib"
649
png_encoder_deps="zlib"
650
x264_encoder_deps="x264"
651
xvid_encoder_deps="xvid"
652
zmbv_decoder_deps="zlib"
653
zmbv_encoder_deps="zlib"
654

    
655
aac_decoder_deps="libfaad"
656
mpeg4aac_decoder_deps="libfaad"
657
amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
658
amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
659
amr_wb_decoder_deps="amr_wb"
660
amr_wb_encoder_deps="amr_wb"
661
dts_decoder_deps="libdts"
662
faac_encoder_deps="libfaac"
663
liba52_decoder_deps="liba52"
664
libgsm_decoder_deps="libgsm"
665
libgsm_encoder_deps="libgsm"
666
libgsm_ms_decoder_deps="libgsm"
667
libgsm_ms_encoder_deps="libgsm"
668
libtheora_encoder_deps="libtheora"
669
mp3lame_encoder_deps="libmp3lame"
670
oggvorbis_decoder_deps="libvorbis"
671
oggvorbis_encoder_deps="libvorbis"
672

    
673
audio_demuxer_deps_any="audio_oss audio_beos"
674
audio_muxer_deps_any="audio_oss audio_beos"
675
dc1394_demuxer_deps="dc1394"
676
dv1394_demuxer_deps="dv1394"
677
gxf_muxer_deps="gpl"
678
libnut_demuxer_deps="libnut"
679
libnut_muxer_deps="libnut"
680
ogg_muxer_deps="libogg"
681
redir_demuxer_deps="network"
682
rtp_muxer_deps="network"
683
rtsp_demuxer_deps="network"
684
sdp_demuxer_deps="network"
685
v4l2_demuxer_deps="v4l2"
686
video_grab_device_demuxer_deps_any="v4l bktr"
687
x11_grab_device_demuxer_deps="x11grab"
688

    
689
ffplay_deps="sdl"
690
ffserver_deps="network protocols muxers"
691
network_deps="protocols"
692

    
693
# set temporary file name
694
if test ! -z "$TMPDIR" ; then
695
    TMPDIR1="${TMPDIR}"
696
elif test ! -z "$TEMPDIR" ; then
697
    TMPDIR1="${TEMPDIR}"
698
else
699
    TMPDIR1="/tmp"
700
fi
701

    
702
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
703
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
704
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
705
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
706
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
707

    
708
# default parameters
709

    
710
logging="yes"
711
logfile="config.err"
712

    
713
# installation paths
714
PREFIX="/usr/local"
715
libdir='${PREFIX}/lib'
716
shlibdir="$libdir"
717
incdir='${PREFIX}/include/ffmpeg'
718
mandir='${PREFIX}/man'
719
bindir='${PREFIX}/bin'
720

    
721
# toolchain
722
cross_prefix=""
723
cross_compile="no"
724
cc="gcc"
725
ar="ar"
726
ranlib="ranlib"
727
make="make"
728
strip="strip"
729
asmalign_pot="unknown"
730

    
731
# machine
732
arch=`uname -m`
733
cpu="generic"
734
powerpc_perf="no"
735
mmx="default"
736
cmov="no"
737
fast_cmov="no"
738
armv5te="default"
739
armv6="default"
740
iwmmxt="default"
741
altivec="default"
742
dcbzl="no"
743
mmi="default"
744
bigendian="no"
745

    
746
# OS
747
targetos=`uname -s`
748
beos_netserver="no"
749
os2="no"
750
wince="no"
751

    
752
# non-library system interfaces
753
audio_beos="default"
754
audio_oss="yes"
755
bktr="yes"
756
dv1394="yes"
757
v4l2="yes"
758
v4l="yes"
759

    
760
# libraries
761
amr_if2="no"
762
amr_nb="no"
763
amr_nb_fixed="no"
764
amr_wb="no"
765
avisynth="no"
766
dc1394="no"
767
dlfcn_h="no"
768
dlopen="no"
769
liba52="no"
770
liba52bin="no"
771
libdts="no"
772
libfaac="no"
773
libfaad2="no"
774
libfaad="no"
775
libfaadbin="no"
776
libgsm="no"
777
libmp3lame="no"
778
libnut="no"
779
libogg="no"
780
libtheora="no"
781
libvorbis="no"
782
mlib="no"
783
x11grab="no"
784
x264="no"
785
xvid="no"
786
zlib="yes"
787

    
788
# configurable options
789
debug="yes"
790
dostrip="yes"
791
extra_warnings="no"
792
ffmpeg="yes"
793
ffplay="yes"
794
ffserver="yes"
795
gpl="no"
796
gprof="no"
797
ipv6="yes"
798
shared="no"
799
static="yes"
800
memalign_hack="no"
801
mpegaudio_hp="yes"
802
network="yes"
803
optimize="yes"
804
pp="no"
805
protocols="yes"
806
swscaler="no"
807
vhook="default"
808

    
809
# threading
810
beosthreads="no"
811
os2threads="no"
812
pthreads="no"
813
w32threads="no"
814
thread_type="no"
815

    
816
# build settings
817
SHFLAGS='-shared -Wl,-soname,$@'
818
VHOOKSHFLAGS='$(SHFLAGS)'
819
LIBOBJFLAGS=""
820
FFLDFLAGS=-Wl,--warn-common
821
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
822
FFSERVERLDFLAGS=-Wl,-E
823
LDCONFIG="ldconfig"
824
LIBPREF="lib"
825
LIBSUF=".a"
826
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
827
SLIBPREF="lib"
828
SLIBSUF=".so"
829
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
830
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
831
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
832
EXESUF=""
833
BUILDSUF=""
834
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
835

    
836
# find source path
837
source_path="`dirname \"$0\"`"
838
source_path_used="yes"
839
if test -z "$source_path" -o "$source_path" = "." ; then
840
    source_path="`pwd`"
841
    source_path_used="no"
842
else
843
    source_path="`cd \"$source_path\"; pwd`"
844
    echo "$source_path" | grep -q '[[:blank:]]' &&
845
      die "Out of tree builds are impossible with whitespace in source path."
846
fi
847

    
848
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
849
    show_help
850
fi
851

    
852
FFMPEG_CONFIGURATION="$@"
853

    
854
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
855
DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
856
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
857
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
858
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
859

    
860
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
861

    
862
die_unknown(){
863
    echo "Unknown option \"$1\"."
864
    echo "See $0 --help for available options."
865
    exit 1
866
}
867

    
868
for opt do
869
  optval="${opt#*=}"
870
  case "$opt" in
871
  --log)
872
  ;;
873
  --log=*) logging="$optval"
874
  ;;
875
  --prefix=*) PREFIX="$optval"
876
  ;;
877
  --libdir=*) libdir="$optval"
878
  ;;
879
  --shlibdir=*) shlibdir="$optval"
880
  ;;
881
  --incdir=*) incdir="$optval"
882
  ;;
883
  --mandir=*) mandir="$optval"
884
  ;;
885
  --source-path=*) source_path="$optval"
886
  ;;
887
  --cross-prefix=*) cross_prefix="$optval"
888
  ;;
889
  --cross-compile) cross_compile="yes"
890
  ;;
891
  --target-os=*) targetos="$optval"
892
  ;;
893
  --cc=*) cc="$optval"
894
  ;;
895
  --make=*) make="$optval"
896
  ;;
897
  --extra-cflags=*) add_cflags "$optval"
898
  ;;
899
  --extra-ldflags=*) add_ldflags "$optval"
900
  ;;
901
  --extra-libs=*) add_extralibs "$optval"
902
  ;;
903
  --build-suffix=*) BUILDSUF="$optval"
904
  ;;
905
  --arch=*) arch="$optval"
906
  ;;
907
  --cpu=*) cpu="$optval"
908
  ;;
909
  --enable-mingwce) wince="yes"
910
  ;;
911
  --disable-opts) optimize="no"
912
  ;;
913
  --enable-small) optimize="small"
914
  ;;
915
  --enable-sunmlib) mlib="yes"
916
  ;;
917
  --disable-strip) dostrip="no"
918
  ;;
919
  --disable-encoders) disable $ENCODER_LIST
920
  ;;
921
  --disable-decoders) disable $DECODER_LIST
922
  ;;
923
  --disable-muxers) disable $MUXER_LIST
924
  ;;
925
  --disable-demuxers) disable $DEMUXER_LIST
926
  ;;
927
  --disable-parsers) disable $PARSER_LIST
928
  ;;
929
  --enable-*=*|--disable-*=*)
930
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
931
  case "$thing" in
932
      encoder|decoder|muxer|demuxer|parser) $action ${optval}_${thing} ;;
933
      *) die_unknown "$opt" ;;
934
  esac
935
  ;;
936
  --enable-?*|--disable-?*)
937
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
938
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
939
  $action $option
940
  ;;
941
  --help) show_help
942
  ;;
943
  *)
944
  die_unknown $opt
945
  ;;
946
  esac
947
done
948

    
949
case "$arch" in
950
  i386|i486|i586|i686|i86pc|BePC)
951
    arch="x86_32"
952
  ;;
953
  x86_64|amd64)
954
    arch="x86_32"
955
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
956
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
957
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
958
        arch="x86_64"
959
      fi
960
    fi
961
  ;;
962
  # armv4l is a subset of armv[567]*l
963
  arm|armv[4567]*l)
964
    arch="armv4l"
965
  ;;
966
  alpha)
967
    arch="alpha"
968
  ;;
969
  "Power Macintosh"|ppc|ppc64|powerpc)
970
    arch="powerpc"
971
  ;;
972
  mips|mipsel|IP*)
973
    arch="mips"
974
  ;;
975
  sun4u|sparc64)
976
    arch="sparc64"
977
  ;;
978
  sparc)
979
    arch="sparc"
980
  ;;
981
  sh4)
982
    arch="sh4"
983
  ;;
984
  parisc|parisc64)
985
    arch="parisc"
986
  ;;
987
  s390|s390x)
988
    arch="s390"
989
  ;;
990
  m68k)
991
    arch="m68k"
992
  ;;
993
  ia64)
994
    arch="ia64"
995
  ;;
996
  bfin)
997
    arch="bfin"
998
  ;;
999
  *)
1000
    arch="unknown"
1001
  ;;
1002
esac
1003

    
1004
# OS specific
1005
osextralibs="-lm"
1006
case `tolower $targetos` in
1007
  beos|haiku|zeta)
1008
    PREFIX="$HOME/config"
1009
    # helps building libavcodec
1010
    add_cflags "-DPIC -fomit-frame-pointer"
1011
    # 3 gcc releases known for BeOS, each with ugly bugs
1012
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1013
    case "$gcc_version" in
1014
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1015
        mmx="no"
1016
        ;;
1017
      *20010315*) echo "BeBits gcc"
1018
        add_cflags "-fno-expensive-optimizations"
1019
        ;;
1020
    esac
1021
    LDCONFIG="echo ignoring ldconfig"
1022
    SHFLAGS=-nostart
1023
    # disable Linux things
1024
    dv1394="no"
1025
    # enable BeOS things
1026
    disabled audio_beos || enable_audio_beos
1027
    # no need for libm, but the inet stuff
1028
    # Check for BONE
1029
    # XXX: actually should check for NOT net_server
1030
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1031
        osextralibs="-lbind -lsocket"
1032
    else
1033
        beos_netserver="yes"
1034
        osextralibs="-lnet"
1035
    fi ;;
1036
  sunos)
1037
    dv1394="no"
1038
    FFLDFLAGS=""
1039
    FFSERVERLDFLAGS=""
1040
    SHFLAGS="-shared -Wl,-h,\$@"
1041
    add_extralibs "-lsocket -lnsl"
1042
    ;;
1043
  netbsd)
1044
    dv1394="no"
1045
    add_extralibs "-lossaudio"
1046
    ;;
1047
  openbsd)
1048
    dv1394="no"
1049
    need_memalign="no"
1050
    LIBOBJFLAGS="\$(PIC)"
1051
    LDCONFIG="ldconfig -m \$(shlibdir)"
1052
    SHFLAGS='-shared'
1053
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1054
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1055
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1056
    add_extralibs "-lossaudio"
1057
    ;;
1058
  freebsd)
1059
    dv1394="no"
1060
    need_memalign="no"
1061
    add_cflags "-pthread"
1062
    ;;
1063
  gnu/kfreebsd)
1064
    dv1394="no"
1065
    add_cflags "-pthread"
1066
    ;;
1067
  bsd/os)
1068
    dv1394="no"
1069
    osextralibs="-lpoll -lgnugetopt -lm"
1070
    strip="strip -d"
1071
    ;;
1072
  darwin)
1073
    cc="cc"
1074
    dv1394="no"
1075
    need_memalign="no"
1076
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1077
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1078
    osextralibs=""
1079
    strip="strip -x"
1080
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1081
    SLIBSUF=".dylib"
1082
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1083
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1084
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1085
    ;;
1086
  mingw32*)
1087
    if enabled_all shared static; then
1088
        cat <<EOF
1089
You can only build one library type at once on MinGW.
1090
Specify --disable-static --enable-shared to only build
1091
the shared libraries. To build only the static libraries
1092
you do not need to pass additional options.
1093
EOF
1094
        exit 1
1095
    fi
1096
    dv1394="no"
1097
    ffserver="no"
1098
    network="no"
1099
    if enabled wince; then
1100
        protocols="no"
1101
    fi
1102
    SLIBPREF=""
1103
    SLIBSUF=".dll"
1104
    EXESUF=".exe"
1105
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1106
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1107
    SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1108
    SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1109
    SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1110
    add_extralibs -lws2_32
1111
    ;;
1112
  cygwin*)
1113
    targetos=CYGWIN
1114
    shlibdir="$bindir"
1115
    dv1394="no"
1116
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1117
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1118
    osextralibs=""
1119
    EXESUF=".exe"
1120
    SLIBPREF="cyg"
1121
    SLIBSUF=".dll"
1122
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1123
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1124
    SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
1125
    ;;
1126
  linux)
1127
    LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1128
    ;;
1129
  irix*)
1130
    targetos=IRIX
1131
    ranlib="echo ignoring ranlib"
1132
    ;;
1133
  os/2)
1134
    TMPE=$TMPE".exe"
1135
    ar="emxomfar -p128"
1136
    ranlib="echo ignoring ranlib"
1137
    strip="echo ignoring strip"
1138
    add_cflags "-Zomf"
1139
    FFLDFLAGS="-Zomf -Zstack 16384 -s"
1140
    SHFLAGS="-Zdll -Zomf"
1141
    FFSERVERLDFLAGS=""
1142
    LIBPREF=""
1143
    LIBSUF=".lib"
1144
    SLIBPREF=""
1145
    SLIBSUF=".dll"
1146
    EXESUF=".exe"
1147
    osextralibs=""
1148
    pkg_requires=""
1149
    dv1394="no"
1150
    ffserver="no"
1151
    vhook="no"
1152
    os2="yes"
1153
    ;;
1154
  *)
1155
    targetos="${targetos}-UNKNOWN"
1156
    ;;
1157
esac
1158

    
1159
add_extralibs $osextralibs
1160

    
1161
if ! disabled logging ; then
1162
    enabled logging || logfile="$logging"
1163
    echo "# $0 $@" >$logfile
1164
    set >>$logfile
1165
else
1166
    logfile=/dev/null
1167
fi
1168

    
1169
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1170
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1171

    
1172
test -n "$cross_prefix" && cross_compile=yes
1173
cc="${cross_prefix}${cc}"
1174
ar="${cross_prefix}${ar}"
1175
ranlib="${cross_prefix}${ranlib}"
1176
strip="${cross_prefix}${strip}"
1177

    
1178
# we need to build at least one lib type
1179
if disabled_all static shared; then
1180
    cat <<EOF
1181
At least one library type must be built.
1182
Specify --enable-static to build the static libraries or --enable-shared to
1183
build the shared libraries as well. To only build the shared libraries specify
1184
--disable-static in addition to --enable-shared.
1185
EOF
1186
    exit 1;
1187
fi
1188

    
1189
if disabled libogg; then
1190
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1191
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1192
fi
1193

    
1194
if enabled_any libfaad libfaadbin ; then
1195
    if check_header faad.h; then
1196
        check_cc << EOF
1197
#include <faad.h>
1198
#ifndef FAAD2_VERSION
1199
ok faad1
1200
#endif
1201
int main( void ) { return 0; }
1202
EOF
1203
        test $? = 0 && enable libfaad2
1204
    else
1205
        die "FAAD test failed."
1206
    fi
1207
fi
1208

    
1209

    
1210
if disabled gpl ; then
1211
    die_gpl_disabled(){
1212
        name=$1
1213
        shift
1214
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1215
    }
1216
    die_gpl_disabled "The Postprocessing code" pp
1217
    die_gpl_disabled "liba52"                  liba52
1218
    die_gpl_disabled "libxvidcore"             xvid
1219
    die_gpl_disabled "x264"                    x264
1220
    die_gpl_disabled "libdts"                  libdts
1221
    die_gpl_disabled "FAAD2"                   libfaad2
1222
    die_gpl_disabled "The X11 grabber"         x11grab
1223
    die_gpl_disabled "The software scaler"     swscaler
1224
fi
1225

    
1226
# compute MMX state
1227
if test $mmx = "default"; then
1228
    if test $arch = "x86_32" -o $arch = "x86_64"; then
1229
        mmx="yes"
1230
    else
1231
        mmx="no"
1232
    fi
1233
fi
1234

    
1235
test -z "$need_memalign" && need_memalign="$mmx"
1236

    
1237
#Darwin CC versions
1238
needmdynamicnopic="no"
1239
if test $targetos = Darwin; then
1240
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1241
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1242
    else
1243
        gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1244
        case "$gcc_version" in
1245
            *2.95*)
1246
                add_cflags "-no-cpp-precomp -pipe"
1247
                ;;
1248
            *[34].*)
1249
                add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1250
                if disabled shared; then
1251
                   needmdynamicnopic="yes"
1252
                fi
1253
                ;;
1254
            *)
1255
                add_cflags "-no-cpp-precomp -pipe"
1256
                if disabled shared; then
1257
                   needmdynamicnopic="yes"
1258
                fi
1259
                ;;
1260
        esac
1261
    fi
1262
fi
1263

    
1264
disabled optimize || add_cflags -fomit-frame-pointer
1265

    
1266
# Can only do AltiVec on PowerPC
1267
if test $altivec = "default"; then
1268
    if test $arch = "powerpc"; then
1269
        altivec="yes"
1270
    else
1271
        altivec="no"
1272
    fi
1273
fi
1274

    
1275
# Add processor-specific flags
1276
POWERPCMODE="32bits"
1277
if test $cpu != "generic"; then
1278
    warn_altivec(){
1279
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1280
    }
1281
    case $cpu in
1282
        601|ppc601|PowerPC601)
1283
            add_cflags "-mcpu=601"
1284
            warn_altivec enabled PPC601
1285
        ;;
1286
        603*|ppc603*|PowerPC603*)
1287
            add_cflags "-mcpu=603"
1288
            warn_altivec enabled PPC603
1289
        ;;
1290
        604*|ppc604*|PowerPC604*)
1291
            add_cflags "-mcpu=604"
1292
            warn_altivec enabled PPC604
1293
        ;;
1294
        G3|g3|75*|ppc75*|PowerPC75*)
1295
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1296
            warn_altivec enabled PPC75x
1297
        ;;
1298
        G4|g4|745*|ppc745*|PowerPC745*)
1299
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1300
            warn_altivec disabled PPC745x
1301
        ;;
1302
        74*|ppc74*|PowerPC74*)
1303
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1304
            warn_altivec disabled PPC74xx
1305
        ;;
1306
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1307
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1308
            warn_altivec disabled PPC970
1309
            POWERPCMODE="64bits"
1310
        ;;
1311
        # targets that do NOT support conditional mov (cmov)
1312
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1313
            add_cflags "-march=$cpu"
1314
            cmov="no"
1315
        ;;
1316
        # targets that do support conditional mov (cmov)
1317
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1318
            add_cflags "-march=$cpu"
1319
            cmov="yes"
1320
            fast_cmov="yes"
1321
        ;;
1322
        # targets that do support conditional mov but on which it's slow
1323
        pentium4|prescott|nocona)
1324
            add_cflags "-march=$cpu"
1325
            cmov="yes"
1326
            fast_cmov="no"
1327
        ;;
1328
        sparc64)
1329
            add_cflags "-mcpu=v9"
1330
        ;;
1331
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1332
            add_cflags "-mfdpic"
1333
            add_ldflags "-mfdpic -Wl,--defsym,__stacksize=0x40000"
1334
        ;;
1335
        *)
1336
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1337
        ;;
1338
    esac
1339
fi
1340

    
1341
gnu_make(){
1342
    $1 --version 2>&1 | grep -q GNU
1343
}
1344

    
1345
if ! gnu_make $make; then
1346
    gnu_make gmake && make=gmake || die "GNU make not found."
1347
fi
1348

    
1349
# make sure we can execute files in $TMPDIR
1350
cat >$TMPE 2>>$logfile <<EOF
1351
#! /bin/sh
1352
EOF
1353
chmod +x $TMPE >>$logfile 2>&1
1354
if ! $TMPE >>$logfile 2>&1; then
1355
    cat <<EOF
1356
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1357
variable to another directory and make sure that $TMPDIR1 is not mounted
1358
noexec.
1359
EOF
1360
    die "Sanity test failed."
1361
fi
1362
rm $TMPE
1363

    
1364
# compiler sanity check
1365
check_exec <<EOF
1366
int main(){
1367
    return 0;
1368
}
1369
EOF
1370
if test "$?" != 0; then
1371
    echo "$cc is unable to create an executable file."
1372
    if test -z "$cross_prefix" && disabled cross_compile ; then
1373
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1374
        echo "Only do this if you know what cross compiling means."
1375
    fi
1376
    die "C compiler test failed."
1377
fi
1378

    
1379
# check for assembler specific support
1380

    
1381
if test $arch = "powerpc"; then
1382
check_cc <<EOF && dcbzl=yes
1383
int main(void) {
1384
    register long zero = 0;
1385
    char data[1024];
1386
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1387
return 0;
1388
}
1389
EOF
1390
fi
1391

    
1392
# check for SIMD availability
1393

    
1394
# AltiVec flags: The FSF version of GCC differs from the Apple version
1395
if test $arch = "powerpc"; then
1396
    if enabled altivec; then
1397
        if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1398
            add_cflags "-faltivec"
1399
        else
1400
            add_cflags "-maltivec -mabi=altivec"
1401
        fi
1402
    fi
1403
fi
1404

    
1405
check_header altivec.h
1406

    
1407
# check if our compiler supports Motorola AltiVec C API
1408
if enabled altivec; then
1409
    if enabled altivec_h; then
1410
        inc_altivec_h="#include <altivec.h>"
1411
    else
1412
        inc_altivec_h=
1413
    fi
1414
    check_cc <<EOF || altivec=no
1415
$inc_altivec_h
1416
int main(void) {
1417
    vector signed int v1, v2, v3;
1418
    v1 = vec_add(v2,v3);
1419
    return 0;
1420
}
1421
EOF
1422
fi
1423

    
1424
# check armv5te instructions support
1425
if test $armv5te = "default" -a $arch = "armv4l"; then
1426
    armv5te=no
1427
    check_cc <<EOF && armv5te=yes
1428
        int main(void) {
1429
        __asm__ __volatile__ ("qadd r0, r0, r0");
1430
        }
1431
EOF
1432
fi
1433

    
1434
if test $armv6 = "default" -a $arch = "armv4l"; then
1435
    check_cc <<EOF && armv6=yes || armv6=no
1436
int main(void) {
1437
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1438
}
1439
EOF
1440
fi
1441

    
1442
# check iwmmxt support
1443
if test $iwmmxt = "default" -a $arch = "armv4l"; then
1444
    iwmmxt=no
1445
    check_cc <<EOF && iwmmxt=yes
1446
        int main(void) {
1447
        __asm__ __volatile__ ("wunpckelub wr6, wr4");
1448
        }
1449
EOF
1450
fi
1451

    
1452
# mmi only available on mips
1453
if test $mmi = "default"; then
1454
    if test $arch = "mips"; then
1455
        mmi="yes"
1456
    else
1457
        mmi="no"
1458
    fi
1459
fi
1460

    
1461
# check if our compiler supports mmi
1462
enabled mmi && check_cc <<EOF || mmi="no"
1463
int main(void) {
1464
    __asm__ ("lq \$2, 0(\$2)");
1465
    return 0;
1466
}
1467
EOF
1468

    
1469
# ---
1470
# big/little-endian test
1471
if disabled cross_compile; then
1472
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1473
#include <inttypes.h>
1474
int main(int argc, char ** argv){
1475
        volatile uint32_t i=0x01234567;
1476
        return (*((uint8_t*)(&i))) == 0x67;
1477
}
1478
EOF
1479
else
1480
    # programs cannot be launched if cross compiling, so make a static guess
1481
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1482
        bigendian="yes"
1483
    fi
1484
fi
1485

    
1486
# ---
1487
# check availability of some header files
1488

    
1489
check_header malloc.h
1490
check_func memalign
1491

    
1492
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1493
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1494
fi
1495

    
1496
check_header byteswap.h
1497

    
1498
check_func inet_aton
1499
check_func localtime_r
1500
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1501

    
1502
# ffserver uses poll(),
1503
# if it's not found we can emulate it using select().
1504
if enabled ffserver; then
1505
    check_header sys/poll.h
1506
fi
1507

    
1508
# check for some common methods of building with pthread support
1509
# do this before the optional library checks as some of them require pthreads
1510
if enabled pthreads; then
1511
    if check_func pthread_create; then
1512
        :
1513
    elif check_func pthread_create -pthread; then
1514
        add_cflags -pthread
1515
        add_ldflags -pthread
1516
    elif check_func pthread_create -pthreads; then
1517
        add_cflags -pthreads
1518
        add_ldflags -pthreads
1519
    elif ! check_lib pthread.h pthread_create -lpthread; then
1520
        die "ERROR: can't find pthreads library"
1521
    fi
1522
fi
1523

    
1524
for thread in pthreads beosthreads os2threads w32threads; do
1525
    if enabled $thread; then
1526
        if ! disabled thread_type ; then
1527
            die "ERROR: Only one thread type must be selected."
1528
        else
1529
            thread_type="$thread"
1530
        fi
1531
    fi
1532
done
1533

    
1534
enabled_any amr_nb amr_nb_fixed amr_wb amr_if2 && enable amr
1535
enabled_all amr_nb amr_nb_fixed &&
1536
    die "Only one of amr_nb and amr_nb_fixed may be enabled."
1537

    
1538
# these are off by default, so fail if requested and not available
1539
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1540
enabled libdts     && require libdts dts.h dts_init -ldts -lm
1541
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1542
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1543
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1544
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1545
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1546
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1547
enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1548
enabled x264       && require x264 x264.h x264_encoder_open -lx264
1549
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1550
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1551
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1552
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1553
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1554

    
1555
# test for lrintf in math.h
1556
check_exec <<EOF && lrintf=yes || lrintf=no
1557
#define _ISOC9X_SOURCE  1
1558
#include <math.h>
1559
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1560
EOF
1561

    
1562
_restrict=
1563
for restrict_keyword in restrict __restrict__ __restrict; do
1564
    check_cc <<EOF && _restrict=$restrict_keyword && break
1565
void foo(char * $restrict_keyword p);
1566
EOF
1567
done
1568

    
1569
# dlopen/dlfcn.h probing
1570

    
1571
check_header dlfcn.h
1572

    
1573
if check_func dlopen; then
1574
    ldl=
1575
elif check_func dlopen -ldl; then
1576
    ldl=-ldl
1577
fi
1578

    
1579
test "$vhook" = "default" && vhook="$dlopen"
1580

    
1581
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1582

    
1583
if test "$targetos" = "CYGWIN" && enabled static ; then
1584
    vhook="no"
1585
    echo
1586
    echo "At the moment vhooks don't work on Cygwin static builds."
1587
    echo "Patches welcome."
1588
    echo
1589
fi
1590

    
1591
if enabled vhook; then
1592
    check_ldflags -rdynamic
1593
    check_ldflags -export-dynamic
1594
fi
1595

    
1596
enabled audio_beos && add_extralibs "-lmedia -lbe"
1597

    
1598
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1599
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1600

    
1601
##########################################
1602
# SDL check
1603

    
1604
sdl_too_old=no
1605
sdl=no
1606
SDL_CONFIG="${cross_prefix}sdl-config"
1607
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1608
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1609
    temp_cflags $sdl_cflags
1610
    temp_extralibs `"${SDL_CONFIG}" --libs`
1611
    if check_lib SDL.h SDL_Init; then
1612
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1613
        if test "$_sdlversion" -lt 121 ; then
1614
            sdl_too_old=yes
1615
        else
1616
            sdl=yes
1617
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1618
#include <SDL.h>
1619
int main(void){
1620
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1621
    int w = vi->current_w;
1622
    return 0;
1623
}
1624
EOF
1625
        fi
1626
    fi
1627
    restore_flags
1628
fi
1629

    
1630
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1631

    
1632
##########################################
1633
# IPv6 check
1634

    
1635
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1636
#include <sys/types.h>
1637
#include <sys/socket.h>
1638
#include <netinet/in.h>
1639
#include <netdb.h>
1640
int main( void ) {
1641
  struct sockaddr_storage saddr;
1642
  struct ipv6_mreq mreq6;
1643
  getaddrinfo(0,0,0,0);
1644
  getnameinfo(0,0,0,0,0,0,0);
1645
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1646
}
1647
EOF
1648

    
1649
enabled v4l  && check_header linux/videodev.h  || disable v4l
1650
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1651

    
1652
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1653
if enabled bktr; then
1654
    { check_header dev/bktr/ioctl_meteor.h &&
1655
      check_header dev/bktr/ioctl_bt848.h; } ||
1656
    { check_header machine/ioctl_meteor.h &&
1657
      check_header machine/ioctl_bt848.h; } ||
1658
    { check_header dev/video/meteor/ioctl_meteor.h &&
1659
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1660
    check_header dev/ic/bt8xx.h ||
1661
    disable bktr
1662
fi
1663

    
1664
enabled audio_oss &&
1665
    check_header sys/soundcard.h ||
1666
    check_header soundcard.h ||
1667
    disable audio_oss
1668

    
1669
# Deal with the x11 frame grabber
1670
enabled x11grab                         &&
1671
enabled gpl                             &&
1672
enabled x11_grab_device_demuxer         &&
1673
check_header X11/Xlib.h                 &&
1674
check_header X11/extensions/XShm.h      &&
1675
check_func XOpenDisplay -lX11           &&
1676
check_func XShmCreateImage -lX11 -lXext &&
1677
add_extralibs -lX11 -lXext              ||
1678
disable x11_grab_device_demuxer
1679

    
1680
enabled debug && add_cflags -g
1681

    
1682
# add some useful compiler flags if supported
1683
check_cflags -Wdeclaration-after-statement
1684
check_cflags -Wall
1685
check_cflags -Wno-switch
1686
check_cflags -Wdisabled-optimization
1687
check_cflags -Wpointer-arith
1688
check_cflags -Wredundant-decls
1689
check_cflags -Wno-pointer-sign
1690
enabled extra_warnings && check_cflags -Winline
1691

    
1692
# add some linker flags
1693
check_ldflags $LDLATEFLAGS
1694

    
1695
# not all compilers support -Os
1696
test "$optimize" = "small" && check_cflags -Os
1697

    
1698
if enabled optimize; then
1699
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1700
        add_cflags  "-O5"
1701
        add_ldflags "-O5"
1702
    else
1703
        add_cflags "-O3"
1704
    fi
1705
fi
1706

    
1707
# PIC flags for shared library objects where they are needed
1708
if enabled shared; then
1709
    # LIBOBJFLAGS may have already been set in the OS configuration
1710
    if test -z "$LIBOBJFLAGS" ; then
1711
        case "$arch" in
1712
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1713
        esac
1714
    fi
1715
fi
1716

    
1717
if enabled gprof; then
1718
    add_cflags  "-p"
1719
    add_ldflags "-p"
1720
fi
1721

    
1722
VHOOKCFLAGS="-fPIC $CFLAGS"
1723
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1724

    
1725
# find if .align arg is power-of-two or not
1726
if test $asmalign_pot = "unknown"; then
1727
    asmalign_pot="no"
1728
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1729
fi
1730

    
1731
enabled_any $ENCODER_LIST && enable encoders
1732
enabled_any $DECODER_LIST && enable decoders
1733
enabled_any $MUXER_LIST   && enable muxers
1734
enabled_any $DEMUXER_LIST && enable demuxers
1735

    
1736
enabled_any pthreads beosthreads os2threads w32threads && enable threads
1737

    
1738
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1739
    $DEMUXER_LIST $MUXER_LIST
1740

    
1741
enabled libogg    && append pkg_requires "ogg >= 1.1"
1742
enabled libtheora && append pkg_requires "theora"
1743
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1744
enabled dc1394    && append pkg_requires "libraw1394"
1745

    
1746
echo "install prefix            $PREFIX"
1747
echo "source path               $source_path"
1748
echo "C compiler                $cc"
1749
echo "make                      $make"
1750
echo ".align is power-of-two    $asmalign_pot"
1751
echo "ARCH                      $arch ($cpu)"
1752
if test "$BUILDSUF" != ""; then
1753
    echo "build suffix              $BUILDSUF"
1754
fi
1755
echo "big-endian                $bigendian"
1756
if test $arch = "x86_32" -o $arch = "x86_64"; then
1757
    echo "MMX enabled               $mmx"
1758
    echo "CMOV enabled              $cmov"
1759
    echo "CMOV is fast              $fast_cmov"
1760
fi
1761
if test $arch = "armv4l"; then
1762
    echo "ARMv5TE enabled           $armv5te"
1763
    echo "ARMv6 enabled             $armv6"
1764
    echo "IWMMXT enabled            $iwmmxt"
1765
fi
1766
if test $arch = "mips"; then
1767
    echo "MMI enabled               $mmi"
1768
fi
1769
if test $arch = "powerpc"; then
1770
    echo "AltiVec enabled           $altivec"
1771
    echo "dcbzl available           $dcbzl"
1772
fi
1773
echo "gprof enabled             $gprof"
1774
echo "debug symbols             $debug"
1775
echo "strip symbols             $dostrip"
1776
echo "optimize                  $optimize"
1777
echo "static                    $static"
1778
echo "shared                    $shared"
1779
echo "postprocessing support    $pp"
1780
echo "software scaler enabled   $swscaler"
1781
echo "video hooking             $vhook"
1782
if enabled vhook; then
1783
    echo "Imlib2 support            $imlib2"
1784
    echo "FreeType support          $freetype2"
1785
fi
1786
echo "network support           $network"
1787
if enabled network; then
1788
    echo "IPv6 support              $ipv6"
1789
fi
1790
echo "threading support         $thread_type"
1791
echo "SDL support               $sdl"
1792
if enabled sdl_too_old; then
1793
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1794
fi
1795
echo "Sun medialib support      $mlib"
1796
echo "AVISynth enabled          $avisynth"
1797
echo "liba52 support            $liba52"
1798
echo "liba52 dlopened           $liba52bin"
1799
echo "libdts support            $libdts"
1800
echo "libfaac enabled           $libfaac"
1801
echo "libfaad enabled           $libfaad"
1802
echo "faadbin enabled           $libfaadbin"
1803
echo "libgsm enabled            $libgsm"
1804
echo "libmp3lame enabled        $libmp3lame"
1805
echo "libnut enabled            $libnut"
1806
echo "libogg enabled            $libogg"
1807
echo "libtheora enabled         $libtheora"
1808
echo "libvorbis enabled         $libvorbis"
1809
echo "x264 enabled              $x264"
1810
echo "XviD enabled              $xvid"
1811
echo "zlib enabled              $zlib"
1812
echo "AMR-NB float support      $amr_nb"
1813
echo "AMR-NB fixed support      $amr_nb_fixed"
1814
echo "AMR-WB float support      $amr_wb"
1815
echo "AMR-WB IF2 support        $amr_if2"
1816
if disabled gpl; then
1817
    echo "License: LGPL"
1818
else
1819
    echo "License: GPL"
1820
fi
1821

    
1822
echo "Creating config.mak and config.h..."
1823

    
1824
echo "# Automatically generated by configure - do not modify!" > config.mak
1825
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1826
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1827

    
1828
echo "PREFIX=$PREFIX" >> config.mak
1829
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1830
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1831
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1832
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1833
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1834
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1835
echo "MAKE=$make" >> config.mak
1836
echo "CC=$cc" >> config.mak
1837
echo "AR=$ar" >> config.mak
1838
echo "RANLIB=$ranlib" >> config.mak
1839
if enabled dostrip; then
1840
    echo "STRIP=$strip" >> config.mak
1841
else
1842
    echo "STRIP=echo ignoring strip" >> config.mak
1843
fi
1844

    
1845
echo "OPTFLAGS=$CFLAGS" >> config.mak
1846
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1847
echo "LDFLAGS=$LDFLAGS" >> config.mak
1848
echo "LDCONFIG=$LDCONFIG" >> config.mak
1849
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1850
echo "SHFLAGS=$SHFLAGS" >> config.mak
1851
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1852
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1853
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1854
echo "BUILD_STATIC=$static" >> config.mak
1855
echo "BUILDSUF=$BUILDSUF" >> config.mak
1856
echo "LIBPREF=$LIBPREF" >> config.mak
1857
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1858
if enabled static; then
1859
  echo "LIB=$LIB" >> config.mak
1860
else # Some Make complain if this variable does not exist.
1861
  echo "LIB=" >> config.mak
1862
fi
1863
echo "SLIBPREF=$SLIBPREF" >> config.mak
1864
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1865
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1866

    
1867
ucarch=`toupper $arch`
1868
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1869
echo "#define ARCH_${ucarch} 1" >> $TMPH
1870

    
1871
# special cases
1872
case "$arch" in
1873
    x86_32|x86_64)
1874
        echo "TARGET_ARCH_X86=yes" >> config.mak
1875
        echo "#define ARCH_X86 1" >> $TMPH
1876
        ;;
1877
    powerpc)
1878
        if test "$POWERPCMODE" = "64bits"; then
1879
            echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1880
        fi
1881
        ;;
1882
    sparc64)
1883
        echo "TARGET_ARCH_SPARC=yes" >> config.mak
1884
        echo "#define ARCH_SPARC 1" >> $TMPH
1885
        ;;
1886
esac
1887

    
1888
if enabled bigendian; then
1889
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1890
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1891
fi
1892
if enabled mmx; then
1893
  echo "#define __CPU__ 586" >> $TMPH
1894
fi
1895

    
1896
if enabled sdl; then
1897
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1898
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1899
fi
1900
if enabled texi2html; then
1901
  echo "BUILD_DOC=yes" >> config.mak
1902
fi
1903

    
1904
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1905
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1906
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1907
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1908
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1909

    
1910

    
1911

    
1912
if enabled shared; then
1913
  echo "BUILD_SHARED=yes" >> config.mak
1914
  echo "PIC=-fPIC -DPIC" >> config.mak
1915
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1916
  echo "SPPVERSION=$pp_version" >> config.mak
1917
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1918
  echo "LAVCVERSION=$lavc_version" >> config.mak
1919
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1920
  echo "LAVFVERSION=$lavf_version" >> config.mak
1921
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1922
  echo "LAVUVERSION=$lavu_version" >> config.mak
1923
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1924
  echo "SWSVERSION=$sws_version" >> config.mak
1925
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
1926
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1927
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1928
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1929
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1930
fi
1931
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1932
echo "EXTRALIBS=$extralibs" >> config.mak
1933

    
1934
print_config HAVE_   $TMPH config.mak $HAVE_LIST
1935
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
1936
print_config TARGET_ $TMPH config.mak $TARGET_LIST
1937

    
1938
if test "$targetos" = "Darwin"; then
1939
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
1940
fi
1941

    
1942
echo "#define restrict $_restrict" >> $TMPH
1943

    
1944
if test "$optimize" = "small"; then
1945
  echo "#define always_inline"  >> $TMPH
1946
  echo "#define CONFIG_SMALL 1" >> $TMPH
1947
fi
1948

    
1949
echo "SRC_PATH=\"$source_path\"" >> config.mak
1950
echo "SRC_PATH_BARE=$source_path" >> config.mak
1951
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1952

    
1953
if enabled amr_if2; then
1954
  echo "AMR_CFLAGS=-DIF2=1" >> config.mak
1955
fi
1956

    
1957
# Apparently it's not possible to portably echo a backslash.
1958
if enabled asmalign_pot; then
1959
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1960
else
1961
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1962
fi
1963

    
1964

    
1965
for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
1966
    ucname="`toupper $codec`"
1967
    config_name="CONFIG_$ucname"
1968
    enabled_name="ENABLE_$ucname"
1969
    if enabled $codec; then
1970
        echo "#define $config_name 1" >> $TMPH
1971
        echo "#define $enabled_name 1" >> $TMPH
1972
        echo "$config_name=yes" >> config.mak
1973
    else
1974
        echo "#define $enabled_name 0" >> $TMPH
1975
    fi
1976
done
1977

    
1978
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1979
if ! cmp -s $TMPH config.h; then
1980
        mv -f $TMPH config.h
1981
else
1982
        echo "config.h is unchanged"
1983
fi
1984

    
1985
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1986

    
1987
# build tree in object directory if source path is different from current one
1988
if enabled source_path_used; then
1989
    DIRS="\
1990
         doc \
1991
         libavformat \
1992
         libavcodec \
1993
         libavcodec/alpha \
1994
         libavcodec/armv4l \
1995
         libavcodec/bfin \
1996
         libavcodec/i386 \
1997
         libavcodec/sparc \
1998
         libavcodec/mlib \
1999
         libavcodec/ppc \
2000
         libavcodec/amr \
2001
         libavcodec/amr_float \
2002
         libavcodec/amrwb_float \
2003
         libpostproc \
2004
         libavutil \
2005
         libswscale \
2006
         tests \
2007
         vhook \
2008
         "
2009
    FILES="\
2010
          Makefile \
2011
          common.mak \
2012
          libavformat/Makefile \
2013
          libavcodec/Makefile \
2014
          libpostproc/Makefile \
2015
          libavutil/Makefile \
2016
          libswscale/Makefile \
2017
          tests/Makefile \
2018
          vhook/Makefile \
2019
          doc/Makefile \
2020
          doc/texi2pod.pl \
2021
          "
2022
    for dir in $DIRS ; do
2023
            mkdir -p $dir
2024
    done
2025
    for f in $FILES ; do
2026
        ln -sf "$source_path/$f" $f
2027
    done
2028
fi
2029

    
2030

    
2031
# build pkg-config files
2032
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2033

    
2034
pkgconfig_generate(){
2035
name=$1
2036
comment=$2
2037
version=$3
2038
libs=$4
2039
requires=$5
2040
include=$6
2041
cat <<EOF >$name.pc
2042
prefix=$PREFIX
2043
exec_prefix=\${prefix}
2044
libdir=\${exec_prefix}/lib
2045
includedir=\${prefix}/include
2046

    
2047
Name: $name
2048
Description: $comment
2049
Version: $version
2050
Requires: $requires
2051
Conflicts:
2052
Libs: -L\${libdir} $libs
2053
Cflags: -I\${includedir} -I\${includedir}/$include
2054
EOF
2055
}
2056

    
2057
pkgconfig_generate_uninstalled(){
2058
name=$1
2059
shortname=${name#lib}
2060
comment=$2
2061
version=$3
2062
libs=$4
2063
requires=$5
2064
cat <<EOF >$name-uninstalled.pc
2065
prefix=
2066
exec_prefix=
2067
libdir=\${pcfiledir}/$name
2068
includedir=\${pcfiledir}/$name
2069

    
2070
Name: $name
2071
Description: $comment
2072
Version: $version
2073
Requires: $requires
2074
Conflicts:
2075
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2076
Cflags: -I\${includedir}
2077
EOF
2078
}
2079

    
2080
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2081
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2082

    
2083
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2084
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2085

    
2086
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2087
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2088

    
2089
if enabled pp; then
2090
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2091
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2092
fi
2093

    
2094
if enabled swscaler; then
2095
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2096
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2097
else
2098
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2099
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2100
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2101
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2102
fi