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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-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]"
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  echo ""
104
  echo "Advanced options (experts only):"
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  echo "  --source-path=PATH       path to source code [$source_path]"
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  echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
107
  echo "  --cross-compile          assume a cross-compiler is used"
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  echo "  --target-os=OS           compiler targets OS [$targetos]"
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  echo "  --cc=CC                  use C compiler CC [$cc]"
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  echo "  --make=MAKE              use specified make [$make]"
111
  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
112
  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
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  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
114
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
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  echo "  --arch=ARCH              select architecture  [$arch]"
116
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
117
  echo "                           instruction selection, may crash on older CPUs)"
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  echo "  --enable-powerpc-perf    enable performance report on PPC"
119
  echo "                           (requires enabling PMC)"
120
  echo "  --disable-mmx            disable MMX usage"
121
  echo "  --disable-armv5te        disable armv5te usage"
122
  echo "  --disable-armv6          disable armv6 usage"
123
  echo "  --disable-iwmmxt         disable iwmmxt usage"
124
  echo "  --disable-altivec        disable AltiVec usage"
125
  echo "  --disable-audio-oss      disable OSS audio support [default=no]"
126
  echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
127
  echo "  --disable-v4l            disable video4linux grabbing [default=no]"
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  echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
129
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
130
  echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
131
  echo "  --disable-network        disable network support [default=no]"
132
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
133
  echo "  --disable-zlib           disable zlib [default=no]"
134
  echo "  --disable-vhook          disable video hooking support"
135
  echo "  --disable-debug          disable debugging symbols"
136
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
137
  echo "                           MPEG audio decoding [default=no]"
138
  echo "  --disable-ffmpeg         disable ffmpeg build"
139
  echo "  --disable-ffserver       disable ffserver build"
140
  echo "  --disable-ffplay         disable ffplay build"
141
  echo "  --enable-small           optimize for size instead of speed"
142
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
143
  echo "  --disable-encoder=NAME   disables encoder NAME"
144
  echo "  --enable-encoder=NAME    enables encoder NAME"
145
  echo "  --disable-decoder=NAME   disables decoder NAME"
146
  echo "  --enable-decoder=NAME    enables decoder NAME"
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  echo "  --disable-encoders       disables all encoders"
148
  echo "  --disable-decoders       disables all decoders"
149
  echo "  --disable-muxer=NAME     disables muxer NAME"
150
  echo "  --enable-muxer=NAME      enables muxer NAME"
151
  echo "  --disable-muxers         disables all muxers"
152
  echo "  --disable-demuxer=NAME   disables demuxer NAME"
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  echo "  --enable-demuxer=NAME    enables demuxer NAME"
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  echo "  --disable-demuxers       disables all demuxers"
155
  echo "  --enable-parser=NAME     enables parser NAME"
156
  echo "  --disable-parser=NAME    disables parser NAME"
157
  echo "  --disable-parsers        disables all parsers"
158
  echo "  --enable-protocol=NAME   enables protocol NAME"
159
  echo "  --disable-protocol=NAME  disables protocol NAME"
160
  echo "  --disable-protocols      disables all protocols"
161
  echo
162
  echo "Developer options (useful when working on FFmpeg itself):"
163
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
164
  echo "  --disable-opts           disable compiler optimizations"
165
  echo "  --enable-extra-warnings  enable more compiler warnings"
166
  echo "  --disable-strip          disable stripping of executables and shared libraries"
167
  echo ""
168
  echo "NOTE: Object files are built at the place where configure is launched."
169
  exit 1
170
}
171

    
172
log(){
173
    echo "$@" >>$logfile
174
}
175

    
176
log_file(){
177
    log BEGIN $1
178
    cat -n $1 >>$logfile
179
    log END $1
180
}
181

    
182
echolog(){
183
    log "$@"
184
    echo "$@"
185
}
186

    
187
die(){
188
    echolog "$@"
189
    cat <<EOF
190
If you think configure made a mistake, make sure you are using the latest
191
version from SVN.  If the latest version fails, report the problem to the
192
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
193
EOF
194
    if enabled logging; then
195
        cat <<EOF
196
Include the log file "$logfile" produced by configure as this will help
197
solving the problem.
198
EOF
199
    else
200
cat <<EOF
201
Rerun configure with logging enabled (do not use --log=no), and include the
202
log this produces with your report.
203
EOF
204
    fi
205
    rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
206
    exit 1
207
}
208

    
209
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
210
toupper(){
211
    echo "$@" | tr '[a-z]' '[A-Z]'
212
}
213

    
214
tolower(){
215
    echo "$@" | tr '[A-Z]' '[a-z]'
216
}
217

    
218
set_all(){
219
    value=$1
220
    shift
221
    for var in $*; do
222
        eval $var=$value
223
    done
224
}
225

    
226
pushvar(){
227
    for var in $*; do
228
        eval level=\${${var}_level:=0}
229
        eval ${var}_${level}="\$$var"
230
        eval ${var}_level=$(($level+1))
231
    done
232
}
233

    
234
popvar(){
235
    for var in $*; do
236
        eval level=\${${var}_level:-0}
237
        test $level = 0 && continue
238
        eval level=$(($level-1))
239
        eval $var="\${${var}_${level}}"
240
        eval ${var}_level=$level
241
        eval unset ${var}_${level}
242
    done
243
}
244

    
245
enable(){
246
    set_all yes $*
247
}
248

    
249
disable(){
250
    set_all no $*
251
}
252

    
253
enabled(){
254
    eval test "x\$$1" = "xyes"
255
}
256

    
257
disabled(){
258
    eval test "x\$$1" = "xno"
259
}
260

    
261
enabled_all(){
262
    for opt; do
263
        enabled $opt || return 1
264
    done
265
}
266

    
267
disabled_all(){
268
    for opt; do
269
        disabled $opt || return 1
270
    done
271
}
272

    
273
enabled_any(){
274
    for opt; do
275
        enabled $opt && return 0
276
    done
277
}
278

    
279
disabled_any(){
280
    for opt; do
281
        disabled $opt && return 0
282
    done
283
}
284

    
285
check_deps(){
286
    for cfg; do
287
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
288
        disabled ${cfg}_checking && continue
289
        enable ${cfg}_checking
290

    
291
        eval dep_all="\$${cfg}_deps"
292
        eval dep_any="\$${cfg}_deps_any"
293

    
294
        pushvar cfg dep_all dep_any
295
        check_deps $dep_all $dep_any
296
        popvar cfg dep_all dep_any
297

    
298
        enabled_all $dep_all || disable $cfg
299
        enabled_any $dep_any || disable $cfg
300

    
301
        disable ${cfg}_checking
302
    done
303
}
304

    
305
print_config(){
306
    pfx=$1
307
    header=$2
308
    makefile=$3
309
    shift 3
310
    for cfg; do
311
        if enabled $cfg; then
312
            ucname="${pfx}`toupper $cfg`"
313
            echo "#define ${ucname} 1" >> $header
314
            echo "${ucname}=yes" >> $makefile
315
        fi
316
    done
317
}
318

    
319
flags_saved(){
320
    (: ${SAVE_CFLAGS?}) 2>/dev/null
321
}
322

    
323
save_flags(){
324
    flags_saved && return
325
    SAVE_CFLAGS="$CFLAGS"
326
    SAVE_LDFLAGS="$LDFLAGS"
327
    SAVE_extralibs="$extralibs"
328
}
329

    
330
restore_flags(){
331
    flags_saved || return
332
    CFLAGS="$SAVE_CFLAGS"
333
    LDFLAGS="$SAVE_LDFLAGS"
334
    extralibs="$SAVE_extralibs"
335
    unset SAVE_CFLAGS
336
    unset SAVE_LDFLAGS
337
    unset SAVE_extralibs
338
}
339

    
340
temp_cflags(){
341
    save_flags
342
    CFLAGS="$CFLAGS $*"
343
}
344

    
345
temp_ldflags(){
346
    save_flags
347
    LDFLAGS="$LDFLAGS $*"
348
}
349

    
350
temp_extralibs(){
351
    save_flags
352
    extralibs="$extralibs $*"
353
}
354

    
355
append(){
356
    var=$1
357
    shift
358
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
359
    eval "$var=\"\$$var $*\""
360
}
361

    
362
add_cflags(){
363
    append CFLAGS "$@"
364
}
365

    
366
add_ldflags(){
367
    append LDFLAGS "$@"
368
}
369

    
370
add_extralibs(){
371
    append extralibs "$@"
372
}
373

    
374
check_cmd(){
375
    log "$@"
376
    "$@" >>$logfile 2>&1
377
}
378

    
379
check_cc(){
380
    log check_cc "$@"
381
    cat >$TMPC
382
    log_file $TMPC
383
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
384
}
385

    
386
check_cpp(){
387
    log check_cpp "$@"
388
    cat >$TMPC
389
    log_file $TMPC
390
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
391
}
392

    
393
check_ld(){
394
    log check_ld "$@"
395
    check_cc || return
396
    check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
397
}
398

    
399
check_cflags(){
400
    log check_cflags "$@"
401
    check_cc "$@" <<EOF && add_cflags "$@"
402
int x;
403
EOF
404
}
405

    
406
check_ldflags(){
407
    log check_ldflags "$@"
408
    check_ld "$@" <<EOF && add_ldflags "$@"
409
int main(){
410
    return 0;
411
}
412
EOF
413
}
414

    
415
check_header(){
416
    log check_header "$@"
417
    header=$1
418
    shift
419
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
420
    disable $var
421
    check_cpp "$@" <<EOF && enable $var
422
#include <$header>
423
int x;
424
EOF
425
}
426

    
427
check_func(){
428
    log check_func "$@"
429
    func=$1
430
    shift
431
    disable $func
432
    check_ld "$@" <<EOF && enable $func
433
extern int $func();
434
int main(){
435
    $func();
436
}
437
EOF
438
}
439

    
440
check_func2(){
441
    log check_func2 "$@"
442
    headers=$1
443
    func=$2
444
    shift 2
445
    disable $func
446
    incs=""
447
    for hdr in $headers; do
448
        incs="$incs
449
#include <$hdr>"
450
    done
451
    check_ld "$@" <<EOF && enable $func
452
$incs
453
int main(){
454
    (void) $func;
455
    return 0;
456
}
457
EOF
458
}
459

    
460
check_lib(){
461
    log check_lib "$@"
462
    header="$1"
463
    func="$2"
464
    shift 2
465
    temp_extralibs "$@"
466
    check_header $header && check_func $func && add_extralibs "$@"
467
    err=$?
468
    restore_flags
469
    return $err
470
}
471

    
472
check_lib2(){
473
    log check_lib2 "$@"
474
    headers="$1"
475
    func="$2"
476
    shift 2
477
    temp_extralibs "$@"
478
    check_func2 "$headers" $func && add_extralibs "$@"
479
    err=$?
480
    restore_flags
481
    return $err
482
}
483

    
484
check_exec(){
485
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
486
}
487

    
488
check_exec_crash(){
489
    code=`cat`
490

    
491
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
492
    # are safe but may not be available everywhere.  Thus we use
493
    # raise(SIGTERM) instead.  The check is run in a subshell so we
494
    # can redirect the "Terminated" message from the shell.  SIGBUS
495
    # is not defined by standard C so it is used conditionally.
496

    
497
    (check_exec "$@") >>$logfile 2>&1 <<EOF
498
#include <signal.h>
499
static void sighandler(int sig){
500
    raise(SIGTERM);
501
}
502
int main(){
503
    signal(SIGILL, sighandler);
504
    signal(SIGFPE, sighandler);
505
    signal(SIGSEGV, sighandler);
506
#ifdef SIGBUS
507
    signal(SIGBUS, sighandler);
508
#endif
509
    { $code }
510
}
511
EOF
512
}
513

    
514
require(){
515
    name="$1"
516
    header="$2"
517
    func="$3"
518
    shift 3
519
    check_lib $header $func "$@" || die "ERROR: $name not found"
520
}
521

    
522
require2(){
523
    name="$1"
524
    headers="$2"
525
    func="$3"
526
    shift 3
527
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
528
}
529

    
530
check_foo_config(){
531
    cfg=$1
532
    pkg=$2
533
    header=$3
534
    func=$4
535
    shift 4
536
    disable $cfg
537
    check_cmd ${pkg}-config --version
538
    err=$?
539
    if test "$err" = 0; then
540
        temp_cflags `${pkg}-config --cflags`
541
        temp_extralibs `${pkg}-config --libs`
542
        check_lib "$@" $header $func && enable $cfg
543
    fi
544
    return $err
545
}
546

    
547
apply(){
548
    file=$1
549
    shift
550
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
551
}
552

    
553
CONFIG_LIST='
554
    encoders
555
    decoders
556
    parsers
557
    muxers
558
    demuxers
559
    audio_beos
560
    audio_oss
561
    avisynth
562
    beos_netserver
563
    bktr
564
    dc1394
565
    dv1394
566
    ffmpeg
567
    ffplay
568
    ffserver
569
    gpl
570
    gprof
571
    ipv6
572
    liba52
573
    liba52bin
574
    libamr
575
    libamr_nb
576
    libamr_wb
577
    libdts
578
    libfaac
579
    libfaad
580
    libfaadbin
581
    libgsm
582
    libmp3lame
583
    libnut
584
    libogg
585
    libtheora
586
    libvorbis
587
    memalign_hack
588
    mpegaudio_hp
589
    network
590
    powerpc_perf
591
    pp
592
    protocols
593
    swscaler
594
    vhook
595
    v4l
596
    v4l2
597
    x11grab
598
    x264
599
    xvid
600
    zlib
601
'
602

    
603
THREADS_LIST='
604
    beosthreads
605
    os2threads
606
    pthreads
607
    w32threads
608
'
609

    
610
HAVE_LIST="
611
    $THREADS_LIST
612
    altivec
613
    altivec_h
614
    armv5te
615
    armv6
616
    arpa_inet_h
617
    byteswap_h
618
    cmov
619
    dcbzl
620
    dev_bktr_ioctl_bt848_h
621
    dev_bktr_ioctl_meteor_h
622
    dev_ic_bt8xx_h
623
    dev_video_meteor_ioctl_meteor_h
624
    dev_video_bktr_ioctl_bt848_h
625
    dlfcn_h
626
    dlopen
627
    ebp_available
628
    ebx_available
629
    fast_64bit
630
    fast_cmov
631
    fast_unaligned
632
    freetype2
633
    imlib2
634
    inet_aton
635
    iwmmxt
636
    localtime_r
637
    lrintf
638
    machine_ioctl_bt848_h
639
    machine_ioctl_meteor_h
640
    malloc_h
641
    memalign
642
    mlib
643
    mmi
644
    mmx
645
    os2
646
    sdl
647
    sdl_video_size
648
    soundcard_h
649
    sys_poll_h
650
    sys_soundcard_h
651
    threads
652
"
653

    
654
TARGET_LIST='
655
    altivec
656
    armv5te
657
    armv6
658
    iwmmxt
659
    mmi
660
    mmx
661
'
662

    
663
CMDLINE_SELECT="
664
    $CONFIG_LIST
665
    $TARGET_LIST
666
    $THREADS_LIST
667
    debug
668
    extra_warnings
669
    shared
670
    static
671
"
672

    
673
# code dependency declarations
674

    
675
# decoders / encoders
676
dxa_decoder_deps="zlib"
677
flashsv_decoder_deps="zlib"
678
flashsv_encoder_deps="zlib"
679
flv_decoder_deps="h263_decoder"
680
h263_decoder_deps="h263_parser mpeg4video_parser"
681
h263i_decoder_deps="h263_decoder"
682
h264_decoder_deps="h264_parser"
683
mpeg_xvmc_decoder_deps="xvmc"
684
mpeg4_decoder_deps="h263_decoder"
685
msmpeg4v1_decoder_deps="h263_decoder"
686
msmpeg4v2_decoder_deps="h263_decoder"
687
msmpeg4v3_decoder_deps="h263_decoder"
688
png_decoder_deps="zlib"
689
png_encoder_deps="zlib"
690
vc1_decoder_deps="h263_decoder"
691
wmv1_decoder_deps="h263_decoder"
692
wmv2_decoder_deps="h263_decoder"
693
wmv3_decoder_deps="h263_decoder"
694
x264_encoder_deps="x264"
695
xvid_encoder_deps="xvid"
696
zmbv_decoder_deps="zlib"
697
zmbv_encoder_deps="zlib"
698

    
699
# external libraries
700
aac_decoder_deps="libfaad"
701
mpeg4aac_decoder_deps="libfaad"
702
faac_encoder_deps="libfaac"
703
liba52_decoder_deps="liba52"
704
libamr_nb_decoder_deps="libamr_nb"
705
libamr_nb_encoder_deps="libamr_nb"
706
libamr_wb_decoder_deps="libamr_wb"
707
libamr_wb_encoder_deps="libamr_wb"
708
libdts_decoder_deps="libdts"
709
libgsm_decoder_deps="libgsm"
710
libgsm_encoder_deps="libgsm"
711
libgsm_ms_decoder_deps="libgsm"
712
libgsm_ms_encoder_deps="libgsm"
713
libtheora_encoder_deps="libtheora"
714
mp3lame_encoder_deps="libmp3lame"
715
libvorbis_decoder_deps="libvorbis"
716
libvorbis_encoder_deps="libvorbis"
717

    
718
# demuxers / muxers
719
ac3_demuxer_deps="ac3_parser"
720
audio_demuxer_deps_any="audio_oss audio_beos"
721
audio_muxer_deps_any="audio_oss audio_beos"
722
dc1394_demuxer_deps="dc1394"
723
dv1394_demuxer_deps="dv1394"
724
gxf_muxer_deps="gpl"
725
libnut_demuxer_deps="libnut"
726
libnut_muxer_deps="libnut"
727
ogg_muxer_deps="libogg"
728
redir_demuxer_deps="network"
729
rtp_muxer_deps="network mpegts_demuxer"
730
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
731
sdp_demuxer_deps="rtsp_demuxer"
732
v4l2_demuxer_deps="v4l2"
733
video_grab_bktr_demuxer_deps="bktr"
734
video_grab_v4l_demuxer_deps="v4l"
735
x11_grab_device_demuxer_deps="x11grab"
736

    
737
# protocols
738
http_protocol_deps="network"
739
rtp_protocol_deps="udp_protocol"
740
tcp_protocol_deps="network"
741
udp_protocol_deps="network"
742

    
743
# programs
744
ffplay_deps="sdl"
745
ffserver_deps="muxers rtp_protocol"
746

    
747

    
748
# set temporary file name
749
if test ! -z "$TMPDIR" ; then
750
    TMPDIR1="${TMPDIR}"
751
elif test ! -z "$TEMPDIR" ; then
752
    TMPDIR1="${TEMPDIR}"
753
else
754
    TMPDIR1="/tmp"
755
fi
756

    
757
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
758
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
759
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
760
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
761
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
762

    
763
# default parameters
764

    
765
logging="yes"
766
logfile="config.err"
767

    
768
# installation paths
769
PREFIX="/usr/local"
770
libdir='${PREFIX}/lib'
771
shlibdir="$libdir"
772
incdir='${PREFIX}/include/ffmpeg'
773
mandir='${PREFIX}/man'
774
bindir='${PREFIX}/bin'
775

    
776
# toolchain
777
cross_prefix=""
778
cross_compile="no"
779
cc="gcc"
780
ar="ar"
781
ranlib="ranlib"
782
make="make"
783
strip="strip"
784
asmalign_pot="unknown"
785

    
786
# machine
787
arch=`uname -m`
788
cpu="generic"
789
powerpc_perf="no"
790
mmx="default"
791
cmov="no"
792
fast_cmov="no"
793
fast_unaligned="no"
794
armv5te="default"
795
armv6="default"
796
iwmmxt="default"
797
altivec="default"
798
dcbzl="no"
799
mmi="default"
800
bigendian="no"
801

    
802
# OS
803
targetos=$(tolower $(uname -s))
804
beos_netserver="no"
805
os2="no"
806

    
807
# non-library system interfaces
808
audio_beos="default"
809
audio_oss="yes"
810
bktr="yes"
811
dv1394="yes"
812
v4l2="yes"
813
v4l="yes"
814

    
815
# libraries
816
avisynth="no"
817
dc1394="no"
818
dlfcn_h="no"
819
dlopen="no"
820
liba52="no"
821
liba52bin="no"
822
libamr_nb="no"
823
libamr_wb="no"
824
libdts="no"
825
libfaac="no"
826
libfaad2="no"
827
libfaad="no"
828
libfaadbin="no"
829
libgsm="no"
830
libmp3lame="no"
831
libnut="no"
832
libogg="no"
833
libtheora="no"
834
libvorbis="no"
835
mlib="no"
836
x11grab="no"
837
x264="no"
838
xvid="no"
839
zlib="yes"
840

    
841
# configurable options
842
debug="yes"
843
dostrip="yes"
844
extra_warnings="no"
845
ffmpeg="yes"
846
ffplay="yes"
847
ffserver="yes"
848
gpl="no"
849
gprof="no"
850
ipv6="yes"
851
shared="no"
852
static="yes"
853
memalign_hack="no"
854
mpegaudio_hp="yes"
855
network="yes"
856
optimize="yes"
857
pp="no"
858
protocols="yes"
859
swscaler="no"
860
vhook="default"
861

    
862
# threading
863
beosthreads="no"
864
os2threads="no"
865
pthreads="no"
866
w32threads="no"
867
thread_type="no"
868

    
869
# build settings
870
SHFLAGS='-shared -Wl,-soname,$@'
871
VHOOKSHFLAGS='$(SHFLAGS)'
872
LIBOBJFLAGS=""
873
FFLDFLAGS=-Wl,--warn-common
874
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
875
FFSERVERLDFLAGS=-Wl,-E
876
LDCONFIG="ldconfig"
877
LIBPREF="lib"
878
LIBSUF=".a"
879
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
880
SLIBPREF="lib"
881
SLIBSUF=".so"
882
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
883
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
884
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
885
EXESUF=""
886
BUILDSUF=""
887
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
888

    
889
# find source path
890
source_path="`dirname \"$0\"`"
891
source_path_used="yes"
892
if test -z "$source_path" -o "$source_path" = "." ; then
893
    source_path="`pwd`"
894
    source_path_used="no"
895
else
896
    source_path="`cd \"$source_path\"; pwd`"
897
    echo "$source_path" | grep -q '[[:blank:]]' &&
898
      die "Out of tree builds are impossible with whitespace in source path."
899
fi
900

    
901
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
902
    show_help
903
fi
904

    
905
FFMPEG_CONFIGURATION="$@"
906

    
907
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
908
DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
909
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
910
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
911
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
912
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
913

    
914
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST
915

    
916
die_unknown(){
917
    echo "Unknown option \"$1\"."
918
    echo "See $0 --help for available options."
919
    exit 1
920
}
921

    
922
for opt do
923
  optval="${opt#*=}"
924
  case "$opt" in
925
  --log)
926
  ;;
927
  --log=*) logging="$optval"
928
  ;;
929
  --prefix=*) PREFIX="$optval"
930
  ;;
931
  --libdir=*) libdir="$optval"
932
  ;;
933
  --shlibdir=*) shlibdir="$optval"
934
  ;;
935
  --incdir=*) incdir="$optval"
936
  ;;
937
  --mandir=*) mandir="$optval"
938
  ;;
939
  --source-path=*) source_path="$optval"
940
  ;;
941
  --cross-prefix=*) cross_prefix="$optval"
942
  ;;
943
  --cross-compile) cross_compile="yes"
944
  ;;
945
  --target-os=*) targetos="$optval"
946
  ;;
947
  --cc=*) cc="$optval"
948
  ;;
949
  --make=*) make="$optval"
950
  ;;
951
  --extra-cflags=*) add_cflags "$optval"
952
  ;;
953
  --extra-ldflags=*) add_ldflags "$optval"
954
  ;;
955
  --extra-libs=*) add_extralibs "$optval"
956
  ;;
957
  --build-suffix=*) BUILDSUF="$optval"
958
  ;;
959
  --arch=*) arch="$optval"
960
  ;;
961
  --cpu=*) cpu="$optval"
962
  ;;
963
  --disable-opts) optimize="no"
964
  ;;
965
  --enable-small) optimize="small"
966
  ;;
967
  --enable-sunmlib) mlib="yes"
968
  ;;
969
  --disable-strip) dostrip="no"
970
  ;;
971
  --disable-encoders) disable $ENCODER_LIST
972
  ;;
973
  --disable-decoders) disable $DECODER_LIST
974
  ;;
975
  --disable-muxers) disable $MUXER_LIST
976
  ;;
977
  --disable-demuxers) disable $DEMUXER_LIST
978
  ;;
979
  --disable-parsers) disable $PARSER_LIST
980
  ;;
981
  --disable-protocols) disable $PROTOCOL_LIST
982
  ;;
983
  --enable-*=*|--disable-*=*)
984
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
985
  case "$thing" in
986
      encoder|decoder|muxer|demuxer|parser|protocol) $action ${optval}_${thing} ;;
987
      *) die_unknown "$opt" ;;
988
  esac
989
  ;;
990
  --enable-?*|--disable-?*)
991
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
992
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
993
  $action $option
994
  ;;
995
  --help) show_help
996
  ;;
997
  *)
998
  die_unknown $opt
999
  ;;
1000
  esac
1001
done
1002

    
1003
case "$arch" in
1004
  i386|i486|i586|i686|i86pc|BePC)
1005
    arch="x86_32"
1006
    enable fast_unaligned
1007
  ;;
1008
  x86_64|amd64)
1009
    arch="x86_32"
1010
    enable fast_unaligned
1011
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1012
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1013
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1014
        arch="x86_64"
1015
        enable fast_64bit
1016
      fi
1017
    fi
1018
  ;;
1019
  # armv4l is a subset of armv[567]*l
1020
  arm|armv[4567]*l)
1021
    arch="armv4l"
1022
  ;;
1023
  alpha)
1024
    arch="alpha"
1025
    enable fast_64bit
1026
  ;;
1027
  "Power Macintosh"|ppc|powerpc)
1028
    arch="powerpc"
1029
  ;;
1030
  ppc64)
1031
    arch="powerpc"
1032
    enable fast_64bit
1033
  ;;
1034
  mips|mipsel|IP*)
1035
    arch="mips"
1036
  ;;
1037
  sun4u|sparc64)
1038
    arch="sparc64"
1039
    enable fast_64bit
1040
  ;;
1041
  sparc)
1042
    arch="sparc"
1043
  ;;
1044
  sh4)
1045
    arch="sh4"
1046
  ;;
1047
  parisc)
1048
    arch="parisc"
1049
  ;;
1050
  parisc64)
1051
    arch="parisc"
1052
    enable fast_64bit
1053
  ;;
1054
  s390|s390x)
1055
    arch="s390"
1056
  ;;
1057
  m68k)
1058
    arch="m68k"
1059
  ;;
1060
  ia64)
1061
    arch="ia64"
1062
    enable fast_64bit
1063
  ;;
1064
  bfin)
1065
    arch="bfin"
1066
  ;;
1067
  *)
1068
    arch="unknown"
1069
  ;;
1070
esac
1071

    
1072
# OS specific
1073
osextralibs="-lm"
1074
case $targetos in
1075
  beos|haiku|zeta)
1076
    PREFIX="$HOME/config"
1077
    # helps building libavcodec
1078
    add_cflags "-DPIC -fomit-frame-pointer"
1079
    # 3 gcc releases known for BeOS, each with ugly bugs
1080
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1081
    case "$gcc_version" in
1082
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1083
        mmx="no"
1084
        ;;
1085
      *20010315*) echo "BeBits gcc"
1086
        add_cflags "-fno-expensive-optimizations"
1087
        ;;
1088
    esac
1089
    LDCONFIG="echo ignoring ldconfig"
1090
    SHFLAGS=-nostart
1091
    # disable Linux things
1092
    dv1394="no"
1093
    # enable BeOS things
1094
    disabled audio_beos || enable_audio_beos
1095
    # no need for libm, but the inet stuff
1096
    # Check for BONE
1097
    # XXX: actually should check for NOT net_server
1098
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1099
        osextralibs="-lbind -lsocket"
1100
    else
1101
        beos_netserver="yes"
1102
        osextralibs="-lnet"
1103
    fi ;;
1104
  sunos)
1105
    dv1394="no"
1106
    FFLDFLAGS=""
1107
    FFSERVERLDFLAGS=""
1108
    SHFLAGS="-shared -Wl,-h,\$@"
1109
    add_extralibs "-lsocket -lnsl"
1110
    ;;
1111
  netbsd)
1112
    dv1394="no"
1113
    add_extralibs "-lossaudio"
1114
    ;;
1115
  openbsd)
1116
    dv1394="no"
1117
    need_memalign="no"
1118
    LIBOBJFLAGS="\$(PIC)"
1119
    LDCONFIG="ldconfig -m \$(shlibdir)"
1120
    SHFLAGS='-shared'
1121
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1122
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1123
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1124
    add_extralibs "-lossaudio"
1125
    ;;
1126
  freebsd)
1127
    dv1394="no"
1128
    need_memalign="no"
1129
    add_cflags "-pthread"
1130
    ;;
1131
  gnu/kfreebsd)
1132
    dv1394="no"
1133
    add_cflags "-pthread"
1134
    ;;
1135
  bsd/os)
1136
    dv1394="no"
1137
    osextralibs="-lpoll -lgnugetopt -lm"
1138
    strip="strip -d"
1139
    ;;
1140
  darwin)
1141
    dv1394="no"
1142
    need_memalign="no"
1143
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1144
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1145
    osextralibs=""
1146
    strip="strip -x"
1147
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1148
    SLIBSUF=".dylib"
1149
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1150
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1151
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1152
    ;;
1153
  mingw32*)
1154
    targetos=mingw32
1155
    shlibdir="$bindir"
1156
    if enabled_all shared static; then
1157
        cat <<EOF
1158
You can only build one library type at once on MinGW.
1159
Specify --disable-static --enable-shared to only build
1160
the shared libraries. To build only the static libraries
1161
you do not need to pass additional options.
1162
EOF
1163
        exit 1
1164
    fi
1165
    dv1394="no"
1166
    ffserver="no"
1167
    network="no"
1168
    SLIBPREF=""
1169
    SLIBSUF=".dll"
1170
    EXESUF=".exe"
1171
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1172
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1173
    SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1174
    SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1175
    SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1176
    add_extralibs -lws2_32
1177
    ;;
1178
  cygwin*)
1179
    targetos=cygwin
1180
    shlibdir="$bindir"
1181
    dv1394="no"
1182
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1183
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1184
    osextralibs=""
1185
    EXESUF=".exe"
1186
    SLIBPREF="cyg"
1187
    SLIBSUF=".dll"
1188
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1189
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1190
    SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
1191
    ;;
1192
  linux)
1193
    LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1194
    ;;
1195
  irix*)
1196
    targetos=irix
1197
    ranlib="echo ignoring ranlib"
1198
    ;;
1199
  os/2)
1200
    TMPE=$TMPE".exe"
1201
    ar="emxomfar -p128"
1202
    ranlib="echo ignoring ranlib"
1203
    strip="echo ignoring strip"
1204
    add_cflags "-Zomf"
1205
    FFLDFLAGS="-Zomf -Zstack 16384 -s"
1206
    SHFLAGS="-Zdll -Zomf"
1207
    FFSERVERLDFLAGS=""
1208
    LIBPREF=""
1209
    LIBSUF=".lib"
1210
    SLIBPREF=""
1211
    SLIBSUF=".dll"
1212
    EXESUF=".exe"
1213
    osextralibs=""
1214
    pkg_requires=""
1215
    dv1394="no"
1216
    ffserver="no"
1217
    vhook="no"
1218
    os2="yes"
1219
    ;;
1220
  *)
1221
    targetos="${targetos}-UNKNOWN"
1222
    ;;
1223
esac
1224

    
1225
add_extralibs $osextralibs
1226

    
1227
if ! disabled logging ; then
1228
    enabled logging || logfile="$logging"
1229
    echo "# $0 $@" >$logfile
1230
    set >>$logfile
1231
else
1232
    logfile=/dev/null
1233
fi
1234

    
1235
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1236
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1237

    
1238
test -n "$cross_prefix" && cross_compile=yes
1239
cc="${cross_prefix}${cc}"
1240
ar="${cross_prefix}${ar}"
1241
ranlib="${cross_prefix}${ranlib}"
1242
strip="${cross_prefix}${strip}"
1243

    
1244
# we need to build at least one lib type
1245
if disabled_all static shared; then
1246
    cat <<EOF
1247
At least one library type must be built.
1248
Specify --enable-static to build the static libraries or --enable-shared to
1249
build the shared libraries as well. To only build the shared libraries specify
1250
--disable-static in addition to --enable-shared.
1251
EOF
1252
    exit 1;
1253
fi
1254

    
1255
if disabled libogg; then
1256
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1257
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1258
fi
1259

    
1260
if enabled_any libfaad libfaadbin ; then
1261
    if check_header faad.h; then
1262
        check_cc << EOF
1263
#include <faad.h>
1264
#ifndef FAAD2_VERSION
1265
ok faad1
1266
#endif
1267
int main( void ) { return 0; }
1268
EOF
1269
        test $? = 0 && enable libfaad2
1270
    else
1271
        die "FAAD test failed."
1272
    fi
1273
fi
1274

    
1275

    
1276
if disabled gpl ; then
1277
    die_gpl_disabled(){
1278
        name=$1
1279
        shift
1280
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1281
    }
1282
    die_gpl_disabled "The Postprocessing code" pp
1283
    die_gpl_disabled "liba52"                  liba52
1284
    die_gpl_disabled "libxvidcore"             xvid
1285
    die_gpl_disabled "x264"                    x264
1286
    die_gpl_disabled "libdts"                  libdts
1287
    die_gpl_disabled "FAAD2"                   libfaad2
1288
    die_gpl_disabled "The X11 grabber"         x11grab
1289
    die_gpl_disabled "The software scaler"     swscaler
1290
fi
1291

    
1292
# compute MMX state
1293
if test $mmx = "default"; then
1294
    if test $arch = "x86_32" -o $arch = "x86_64"; then
1295
        mmx="yes"
1296
    else
1297
        mmx="no"
1298
    fi
1299
fi
1300

    
1301
test -z "$need_memalign" && need_memalign="$mmx"
1302

    
1303
#Darwin CC versions
1304
needmdynamicnopic="no"
1305
if test $targetos = darwin; then
1306
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1307
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1308
    else
1309
        add_cflags "-no-cpp-precomp -pipe"
1310
        check_cflags "-force_cpusubtype_ALL"
1311
        check_cflags "-Wno-sign-compare"
1312
        disabled shared && needmdynamicnopic="yes"
1313
    fi
1314
fi
1315
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1316

    
1317
disabled optimize || add_cflags -fomit-frame-pointer
1318

    
1319
# Can only do AltiVec on PowerPC
1320
if test $altivec = "default"; then
1321
    if test $arch = "powerpc"; then
1322
        altivec="yes"
1323
    else
1324
        altivec="no"
1325
    fi
1326
fi
1327

    
1328
# Add processor-specific flags
1329
POWERPCMODE="32bits"
1330
if test $cpu != "generic"; then
1331
    warn_altivec(){
1332
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1333
    }
1334
    case $cpu in
1335
        601|ppc601|PowerPC601)
1336
            add_cflags "-mcpu=601"
1337
            warn_altivec enabled PPC601
1338
        ;;
1339
        603*|ppc603*|PowerPC603*)
1340
            add_cflags "-mcpu=603"
1341
            warn_altivec enabled PPC603
1342
        ;;
1343
        604*|ppc604*|PowerPC604*)
1344
            add_cflags "-mcpu=604"
1345
            warn_altivec enabled PPC604
1346
        ;;
1347
        G3|g3|75*|ppc75*|PowerPC75*)
1348
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1349
            warn_altivec enabled PPC75x
1350
        ;;
1351
        G4|g4|745*|ppc745*|PowerPC745*)
1352
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1353
            warn_altivec disabled PPC745x
1354
        ;;
1355
        74*|ppc74*|PowerPC74*)
1356
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1357
            warn_altivec disabled PPC74xx
1358
        ;;
1359
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1360
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1361
            warn_altivec disabled PPC970
1362
            POWERPCMODE="64bits"
1363
        ;;
1364
        # targets that do NOT support conditional mov (cmov)
1365
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1366
            add_cflags "-march=$cpu"
1367
            cmov="no"
1368
        ;;
1369
        # targets that do support conditional mov (cmov)
1370
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1371
            add_cflags "-march=$cpu"
1372
            cmov="yes"
1373
            fast_cmov="yes"
1374
        ;;
1375
        # targets that do support conditional mov but on which it's slow
1376
        pentium4|prescott|nocona)
1377
            add_cflags "-march=$cpu"
1378
            cmov="yes"
1379
            fast_cmov="no"
1380
        ;;
1381
        sparc64)
1382
            add_cflags "-mcpu=v9"
1383
        ;;
1384
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1385
            add_cflags "-mfdpic"
1386
            add_ldflags "-mfdpic"
1387
        ;;
1388
        *)
1389
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1390
        ;;
1391
    esac
1392
fi
1393

    
1394
gnu_make(){
1395
    $1 --version 2>&1 | grep -q GNU
1396
}
1397

    
1398
if ! gnu_make $make; then
1399
    gnu_make gmake && make=gmake || die "GNU make not found."
1400
fi
1401

    
1402
# make sure we can execute files in $TMPDIR
1403
cat >$TMPE 2>>$logfile <<EOF
1404
#! /bin/sh
1405
EOF
1406
chmod +x $TMPE >>$logfile 2>&1
1407
if ! $TMPE >>$logfile 2>&1; then
1408
    cat <<EOF
1409
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1410
variable to another directory and make sure that $TMPDIR1 is not mounted
1411
noexec.
1412
EOF
1413
    die "Sanity test failed."
1414
fi
1415
rm $TMPE
1416

    
1417
# compiler sanity check
1418
check_exec <<EOF
1419
int main(){
1420
    return 0;
1421
}
1422
EOF
1423
if test "$?" != 0; then
1424
    echo "$cc is unable to create an executable file."
1425
    if test -z "$cross_prefix" && disabled cross_compile ; then
1426
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1427
        echo "Only do this if you know what cross compiling means."
1428
    fi
1429
    die "C compiler test failed."
1430
fi
1431

    
1432
if test $arch = "x86_32" -o $arch = "x86_64"; then
1433
    # check whether EBP is available on x86
1434
    # As 'i' is stored on the stack, this program will crash
1435
    # if the base pointer is used to access it because the
1436
    # base pointer is cleared in the inline assembly code.
1437
    check_exec_crash <<EOF && enable ebp_available
1438
    volatile int i=0;
1439
    asm volatile (
1440
        "xorl %%ebp, %%ebp"
1441
    ::: "%ebp");
1442
    return i;
1443
EOF
1444

    
1445
    # check wether EBX is available on x86
1446
    check_cc <<EOF && enable ebx_available
1447
int main(){
1448
    asm volatile ("":::"%ebx");
1449
}
1450
EOF
1451
fi
1452

    
1453
# check for assembler specific support
1454

    
1455
if test $arch = "powerpc"; then
1456
check_cc <<EOF && dcbzl=yes
1457
int main(void) {
1458
    register long zero = 0;
1459
    char data[1024];
1460
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1461
return 0;
1462
}
1463
EOF
1464
fi
1465

    
1466
# check for SIMD availability
1467

    
1468
# AltiVec flags: The FSF version of GCC differs from the Apple version
1469
if test $arch = "powerpc"; then
1470
    if enabled altivec; then
1471
        if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1472
            add_cflags "-faltivec"
1473
        else
1474
            add_cflags "-maltivec -mabi=altivec"
1475
        fi
1476
    fi
1477
fi
1478

    
1479
check_header altivec.h
1480

    
1481
# check if our compiler supports Motorola AltiVec C API
1482
if enabled altivec; then
1483
    if enabled altivec_h; then
1484
        inc_altivec_h="#include <altivec.h>"
1485
    else
1486
        inc_altivec_h=
1487
    fi
1488
    check_cc <<EOF || altivec=no
1489
$inc_altivec_h
1490
int main(void) {
1491
    vector signed int v1, v2, v3;
1492
    v1 = vec_add(v2,v3);
1493
    return 0;
1494
}
1495
EOF
1496
fi
1497

    
1498
# check armv5te instructions support
1499
if test $armv5te = "default" -a $arch = "armv4l"; then
1500
    armv5te=no
1501
    check_cc <<EOF && armv5te=yes
1502
        int main(void) {
1503
        __asm__ __volatile__ ("qadd r0, r0, r0");
1504
        }
1505
EOF
1506
fi
1507

    
1508
if test $armv6 = "default" -a $arch = "armv4l"; then
1509
    check_cc <<EOF && armv6=yes || armv6=no
1510
int main(void) {
1511
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1512
}
1513
EOF
1514
fi
1515

    
1516
# check iwmmxt support
1517
if test $iwmmxt = "default" -a $arch = "armv4l"; then
1518
    iwmmxt=no
1519
    check_cc <<EOF && iwmmxt=yes
1520
        int main(void) {
1521
        __asm__ __volatile__ ("wunpckelub wr6, wr4");
1522
        }
1523
EOF
1524
fi
1525

    
1526
# mmi only available on mips
1527
if test $mmi = "default"; then
1528
    if test $arch = "mips"; then
1529
        mmi="yes"
1530
    else
1531
        mmi="no"
1532
    fi
1533
fi
1534

    
1535
# check if our compiler supports mmi
1536
enabled mmi && check_cc <<EOF || mmi="no"
1537
int main(void) {
1538
    __asm__ ("lq \$2, 0(\$2)");
1539
    return 0;
1540
}
1541
EOF
1542

    
1543
# ---
1544
# big/little-endian test
1545
if disabled cross_compile; then
1546
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1547
#include <inttypes.h>
1548
int main(int argc, char ** argv){
1549
        volatile uint32_t i=0x01234567;
1550
        return (*((uint8_t*)(&i))) == 0x67;
1551
}
1552
EOF
1553
else
1554
    # programs cannot be launched if cross compiling, so make a static guess
1555
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1556
        bigendian="yes"
1557
    fi
1558
fi
1559

    
1560
# ---
1561
# check availability of some header files
1562

    
1563
check_header malloc.h
1564
check_func memalign
1565

    
1566
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1567
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1568
fi
1569

    
1570
check_header byteswap.h
1571

    
1572
check_header arpa/inet.h
1573

    
1574
check_func inet_aton
1575
check_func localtime_r
1576
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1577

    
1578
# ffserver uses poll(),
1579
# if it's not found we can emulate it using select().
1580
if enabled ffserver; then
1581
    check_header sys/poll.h
1582
fi
1583

    
1584
# check for some common methods of building with pthread support
1585
# do this before the optional library checks as some of them require pthreads
1586
if enabled pthreads; then
1587
    if check_func pthread_create; then
1588
        :
1589
    elif check_func pthread_create -pthread; then
1590
        add_cflags -pthread
1591
        add_ldflags -pthread
1592
    elif check_func pthread_create -pthreads; then
1593
        add_cflags -pthreads
1594
        add_ldflags -pthreads
1595
    elif ! check_lib pthread.h pthread_create -lpthread; then
1596
        die "ERROR: can't find pthreads library"
1597
    fi
1598
fi
1599

    
1600
for thread in $THREADS_LIST; do
1601
    if enabled $thread; then
1602
        if ! disabled thread_type ; then
1603
            die "ERROR: Only one thread type must be selected."
1604
        else
1605
            thread_type="$thread"
1606
        fi
1607
    fi
1608
done
1609

    
1610
enabled_any libamr_nb libamr_wb && enable libamr
1611

    
1612
# these are off by default, so fail if requested and not available
1613
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1614
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1615
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1616
enabled libdts     && require libdts dts.h dts_init -ldts -lm
1617
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1618
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1619
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1620
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1621
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1622
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1623
enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1624
enabled x264       && require x264 x264.h x264_encoder_open -lx264
1625
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1626
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1627
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1628
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1629
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1630

    
1631
# test for lrintf in math.h
1632
check_exec <<EOF && lrintf=yes || lrintf=no
1633
#define _ISOC9X_SOURCE  1
1634
#include <math.h>
1635
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1636
EOF
1637

    
1638
_restrict=
1639
for restrict_keyword in restrict __restrict__ __restrict; do
1640
    check_cc <<EOF && _restrict=$restrict_keyword && break
1641
void foo(char * $restrict_keyword p);
1642
EOF
1643
done
1644

    
1645
# dlopen/dlfcn.h probing
1646

    
1647
check_header dlfcn.h
1648

    
1649
if check_func dlopen; then
1650
    ldl=
1651
elif check_func dlopen -ldl; then
1652
    ldl=-ldl
1653
fi
1654

    
1655
test "$vhook" = "default" && vhook="$dlopen"
1656

    
1657
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1658

    
1659
if test "$targetos" = cygwin && enabled static ; then
1660
    vhook="no"
1661
    echo
1662
    echo "At the moment vhooks don't work on Cygwin static builds."
1663
    echo "Patches welcome."
1664
    echo
1665
fi
1666

    
1667
if enabled vhook; then
1668
    check_ldflags -rdynamic
1669
    check_ldflags -export-dynamic
1670
fi
1671

    
1672
enabled audio_beos && add_extralibs "-lmedia -lbe"
1673

    
1674
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1675
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1676

    
1677
##########################################
1678
# SDL check
1679

    
1680
sdl_too_old=no
1681
sdl=no
1682
SDL_CONFIG="${cross_prefix}sdl-config"
1683
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1684
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1685
    temp_cflags $sdl_cflags
1686
    temp_extralibs `"${SDL_CONFIG}" --libs`
1687
    if check_lib SDL.h SDL_Init; then
1688
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1689
        if test "$_sdlversion" -lt 121 ; then
1690
            sdl_too_old=yes
1691
        else
1692
            sdl=yes
1693
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1694
#include <SDL.h>
1695
int main(void){
1696
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1697
    int w = vi->current_w;
1698
    return 0;
1699
}
1700
EOF
1701
        fi
1702
    fi
1703
    restore_flags
1704
fi
1705

    
1706
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1707

    
1708
##########################################
1709
# IPv6 check
1710

    
1711
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1712
#include <sys/types.h>
1713
#include <sys/socket.h>
1714
#include <netinet/in.h>
1715
#include <netdb.h>
1716
int main( void ) {
1717
  struct sockaddr_storage saddr;
1718
  struct ipv6_mreq mreq6;
1719
  getaddrinfo(0,0,0,0);
1720
  getnameinfo(0,0,0,0,0,0,0);
1721
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1722
}
1723
EOF
1724

    
1725
enabled v4l  && check_header linux/videodev.h  || disable v4l
1726
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1727

    
1728
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1729
if enabled bktr; then
1730
    { check_header dev/bktr/ioctl_meteor.h &&
1731
      check_header dev/bktr/ioctl_bt848.h; } ||
1732
    { check_header machine/ioctl_meteor.h &&
1733
      check_header machine/ioctl_bt848.h; } ||
1734
    { check_header dev/video/meteor/ioctl_meteor.h &&
1735
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1736
    check_header dev/ic/bt8xx.h ||
1737
    disable bktr
1738
fi
1739

    
1740
enabled audio_oss &&
1741
    check_header sys/soundcard.h ||
1742
    check_header soundcard.h ||
1743
    disable audio_oss
1744

    
1745
# Deal with the x11 frame grabber
1746
enabled x11grab                         &&
1747
enabled gpl                             &&
1748
enabled x11_grab_device_demuxer         &&
1749
check_header X11/Xlib.h                 &&
1750
check_header X11/extensions/XShm.h      &&
1751
check_func XOpenDisplay -lX11           &&
1752
check_func XShmCreateImage -lX11 -lXext &&
1753
add_extralibs -lX11 -lXext              ||
1754
disable x11_grab_device_demuxer
1755

    
1756
enabled debug && add_cflags -g
1757

    
1758
# add some useful compiler flags if supported
1759
check_cflags -Wdeclaration-after-statement
1760
check_cflags -Wall
1761
check_cflags -Wno-switch
1762
check_cflags -Wdisabled-optimization
1763
check_cflags -Wpointer-arith
1764
check_cflags -Wredundant-decls
1765
check_cflags -Wno-pointer-sign
1766
enabled extra_warnings && check_cflags -Winline
1767

    
1768
# add some linker flags
1769
check_ldflags $LDLATEFLAGS
1770

    
1771
# not all compilers support -Os
1772
test "$optimize" = "small" && check_cflags -Os
1773

    
1774
if enabled optimize; then
1775
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1776
        add_cflags  "-O5"
1777
        add_ldflags "-O5"
1778
    else
1779
        add_cflags "-O3"
1780
    fi
1781
fi
1782

    
1783
# PIC flags for shared library objects where they are needed
1784
if enabled shared; then
1785
    # LIBOBJFLAGS may have already been set in the OS configuration
1786
    if test -z "$LIBOBJFLAGS" ; then
1787
        case "$arch" in
1788
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1789
        esac
1790
    fi
1791
fi
1792

    
1793
if enabled gprof; then
1794
    add_cflags  "-p"
1795
    add_ldflags "-p"
1796
fi
1797

    
1798
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1799

    
1800
# find if .align arg is power-of-two or not
1801
if test $asmalign_pot = "unknown"; then
1802
    asmalign_pot="no"
1803
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1804
fi
1805

    
1806
enabled_any $ENCODER_LIST  && enable encoders
1807
enabled_any $DECODER_LIST  && enable decoders
1808
enabled_any $MUXER_LIST    && enable muxers
1809
enabled_any $DEMUXER_LIST  && enable demuxers
1810
enabled_any $PROTOCOL_LIST && enable protocols
1811

    
1812
enabled_any $THREADS_LIST  && enable threads
1813

    
1814
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1815
    $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1816

    
1817
enabled libogg    && append pkg_requires "ogg >= 1.1"
1818
enabled libtheora && append pkg_requires "theora"
1819
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1820
enabled dc1394    && append pkg_requires "libraw1394"
1821

    
1822
echo "install prefix            $PREFIX"
1823
echo "source path               $source_path"
1824
echo "C compiler                $cc"
1825
echo "make                      $make"
1826
echo ".align is power-of-two    $asmalign_pot"
1827
echo "ARCH                      $arch ($cpu)"
1828
if test "$BUILDSUF" != ""; then
1829
    echo "build suffix              $BUILDSUF"
1830
fi
1831
echo "big-endian                $bigendian"
1832
if test $arch = "x86_32" -o $arch = "x86_64"; then
1833
    echo "MMX enabled               $mmx"
1834
    echo "CMOV enabled              $cmov"
1835
    echo "CMOV is fast              $fast_cmov"
1836
fi
1837
if test $arch = "armv4l"; then
1838
    echo "ARMv5TE enabled           $armv5te"
1839
    echo "ARMv6 enabled             $armv6"
1840
    echo "IWMMXT enabled            $iwmmxt"
1841
fi
1842
if test $arch = "mips"; then
1843
    echo "MMI enabled               $mmi"
1844
fi
1845
if test $arch = "powerpc"; then
1846
    echo "AltiVec enabled           $altivec"
1847
    echo "dcbzl available           $dcbzl"
1848
fi
1849
echo "gprof enabled             $gprof"
1850
echo "debug symbols             $debug"
1851
echo "strip symbols             $dostrip"
1852
echo "optimize                  $optimize"
1853
echo "static                    $static"
1854
echo "shared                    $shared"
1855
echo "postprocessing support    $pp"
1856
echo "software scaler enabled   $swscaler"
1857
echo "video hooking             $vhook"
1858
if enabled vhook; then
1859
    echo "Imlib2 support            $imlib2"
1860
    echo "FreeType support          $freetype2"
1861
fi
1862
echo "network support           $network"
1863
if enabled network; then
1864
    echo "IPv6 support              $ipv6"
1865
fi
1866
echo "threading support         $thread_type"
1867
echo "SDL support               $sdl"
1868
if enabled sdl_too_old; then
1869
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1870
fi
1871
echo "Sun medialib support      $mlib"
1872
echo "AVISynth enabled          $avisynth"
1873
echo "liba52 support            $liba52"
1874
echo "liba52 dlopened           $liba52bin"
1875
echo "libamr-nb support         $libamr_nb"
1876
echo "libamr-wb support         $libamr_wb"
1877
echo "libdts support            $libdts"
1878
echo "libfaac enabled           $libfaac"
1879
echo "libfaad enabled           $libfaad"
1880
echo "faadbin enabled           $libfaadbin"
1881
echo "libgsm enabled            $libgsm"
1882
echo "libmp3lame enabled        $libmp3lame"
1883
echo "libnut enabled            $libnut"
1884
echo "libogg enabled            $libogg"
1885
echo "libtheora enabled         $libtheora"
1886
echo "libvorbis enabled         $libvorbis"
1887
echo "x264 enabled              $x264"
1888
echo "XviD enabled              $xvid"
1889
echo "zlib enabled              $zlib"
1890
if disabled gpl; then
1891
    echo "License: LGPL"
1892
else
1893
    echo "License: GPL"
1894
fi
1895

    
1896
echo "Creating config.mak and config.h..."
1897

    
1898
echo "# Automatically generated by configure - do not modify!" > config.mak
1899
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1900
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1901

    
1902
echo "PREFIX=$PREFIX" >> config.mak
1903
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1904
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1905
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1906
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1907
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1908
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1909
echo "MAKE=$make" >> config.mak
1910
echo "CC=$cc" >> config.mak
1911
echo "AR=$ar" >> config.mak
1912
echo "RANLIB=$ranlib" >> config.mak
1913
if enabled dostrip; then
1914
    echo "STRIP=$strip" >> config.mak
1915
else
1916
    echo "STRIP=echo ignoring strip" >> config.mak
1917
fi
1918

    
1919
echo "OPTFLAGS=$CFLAGS" >> config.mak
1920
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1921
echo "LDFLAGS=$LDFLAGS" >> config.mak
1922
echo "LDCONFIG=$LDCONFIG" >> config.mak
1923
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1924
echo "SHFLAGS=$SHFLAGS" >> config.mak
1925
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1926
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1927
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1928
echo "BUILD_STATIC=$static" >> config.mak
1929
echo "BUILDSUF=$BUILDSUF" >> config.mak
1930
echo "LIBPREF=$LIBPREF" >> config.mak
1931
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1932
if enabled static; then
1933
  echo "LIB=$LIB" >> config.mak
1934
else # Some Make complain if this variable does not exist.
1935
  echo "LIB=" >> config.mak
1936
fi
1937
echo "SLIBPREF=$SLIBPREF" >> config.mak
1938
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1939
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1940

    
1941
ucarch=`toupper $arch`
1942
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1943
echo "#define ARCH_${ucarch} 1" >> $TMPH
1944

    
1945
# special cases
1946
case "$arch" in
1947
    x86_32|x86_64)
1948
        echo "TARGET_ARCH_X86=yes" >> config.mak
1949
        echo "#define ARCH_X86 1" >> $TMPH
1950
        ;;
1951
    powerpc)
1952
        if test "$POWERPCMODE" = "64bits"; then
1953
            echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1954
        fi
1955
        ;;
1956
    sparc64)
1957
        echo "TARGET_ARCH_SPARC=yes" >> config.mak
1958
        echo "#define ARCH_SPARC 1" >> $TMPH
1959
        ;;
1960
esac
1961

    
1962
if enabled bigendian; then
1963
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1964
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1965
fi
1966
if enabled mmx; then
1967
  echo "#define __CPU__ 586" >> $TMPH
1968
fi
1969

    
1970
if enabled sdl; then
1971
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1972
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1973
fi
1974
if enabled texi2html; then
1975
  echo "BUILD_DOC=yes" >> config.mak
1976
fi
1977

    
1978
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1979
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1980
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1981
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1982
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1983

    
1984

    
1985

    
1986
if enabled shared; then
1987
  echo "BUILD_SHARED=yes" >> config.mak
1988
  echo "PIC=-fPIC -DPIC" >> config.mak
1989
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1990
  echo "SPPVERSION=$pp_version" >> config.mak
1991
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1992
  echo "LAVCVERSION=$lavc_version" >> config.mak
1993
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1994
  echo "LAVFVERSION=$lavf_version" >> config.mak
1995
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1996
  echo "LAVUVERSION=$lavu_version" >> config.mak
1997
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1998
  echo "SWSVERSION=$sws_version" >> config.mak
1999
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
2000
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2001
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2002
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2003
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2004
fi
2005
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2006
echo "EXTRALIBS=$extralibs" >> config.mak
2007

    
2008
print_config HAVE_   $TMPH config.mak $HAVE_LIST
2009
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2010
print_config TARGET_ $TMPH config.mak $TARGET_LIST
2011

    
2012
if test "$targetos" = darwin; then
2013
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
2014
fi
2015

    
2016
echo "#define restrict $_restrict" >> $TMPH
2017

    
2018
if test "$optimize" = "small"; then
2019
  echo "#define always_inline"  >> $TMPH
2020
  echo "#define CONFIG_SMALL 1" >> $TMPH
2021
fi
2022

    
2023
echo "SRC_PATH=\"$source_path\"" >> config.mak
2024
echo "SRC_PATH_BARE=$source_path" >> config.mak
2025
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2026

    
2027
# Apparently it's not possible to portably echo a backslash.
2028
if enabled asmalign_pot; then
2029
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2030
else
2031
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2032
fi
2033

    
2034

    
2035
for part in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST; do
2036
    ucname="`toupper $part`"
2037
    config_name="CONFIG_$ucname"
2038
    enabled_name="ENABLE_$ucname"
2039
    if enabled $part; then
2040
        echo "#define $config_name 1" >> $TMPH
2041
        echo "#define $enabled_name 1" >> $TMPH
2042
        echo "$config_name=yes" >> config.mak
2043
    else
2044
        echo "#define $enabled_name 0" >> $TMPH
2045
    fi
2046
done
2047

    
2048
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2049
if ! cmp -s $TMPH config.h; then
2050
        mv -f $TMPH config.h
2051
else
2052
        echo "config.h is unchanged"
2053
fi
2054

    
2055
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2056

    
2057
# build tree in object directory if source path is different from current one
2058
if enabled source_path_used; then
2059
    DIRS="\
2060
         doc \
2061
         libavformat \
2062
         libavcodec \
2063
         libavcodec/alpha \
2064
         libavcodec/armv4l \
2065
         libavcodec/bfin \
2066
         libavcodec/i386 \
2067
         libavcodec/sparc \
2068
         libavcodec/mlib \
2069
         libavcodec/ppc \
2070
         libpostproc \
2071
         libavutil \
2072
         libswscale \
2073
         tests \
2074
         vhook \
2075
         "
2076
    FILES="\
2077
          Makefile \
2078
          common.mak \
2079
          libavformat/Makefile \
2080
          libavcodec/Makefile \
2081
          libpostproc/Makefile \
2082
          libavutil/Makefile \
2083
          libswscale/Makefile \
2084
          tests/Makefile \
2085
          vhook/Makefile \
2086
          doc/Makefile \
2087
          doc/texi2pod.pl \
2088
          "
2089
    for dir in $DIRS ; do
2090
            mkdir -p $dir
2091
    done
2092
    for f in $FILES ; do
2093
        ln -sf "$source_path/$f" $f
2094
    done
2095
fi
2096

    
2097

    
2098
# build pkg-config files
2099
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2100

    
2101
pkgconfig_generate(){
2102
name=$1
2103
comment=$2
2104
version=$3
2105
libs=$4
2106
requires=$5
2107
include=$6
2108
cat <<EOF >$name.pc
2109
prefix=$PREFIX
2110
exec_prefix=\${prefix}
2111
libdir=\${exec_prefix}/lib
2112
includedir=\${prefix}/include
2113

    
2114
Name: $name
2115
Description: $comment
2116
Version: $version
2117
Requires: $requires
2118
Conflicts:
2119
Libs: -L\${libdir} $libs
2120
Cflags: -I\${includedir} -I\${includedir}/$include
2121
EOF
2122
}
2123

    
2124
pkgconfig_generate_uninstalled(){
2125
name=$1
2126
shortname=${name#lib}
2127
comment=$2
2128
version=$3
2129
libs=$4
2130
requires=$5
2131
cat <<EOF >$name-uninstalled.pc
2132
prefix=
2133
exec_prefix=
2134
libdir=\${pcfiledir}/$name
2135
includedir=\${pcfiledir}/$name
2136

    
2137
Name: $name
2138
Description: $comment
2139
Version: $version
2140
Requires: $requires
2141
Conflicts:
2142
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2143
Cflags: -I\${includedir}
2144
EOF
2145
}
2146

    
2147
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2148
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2149

    
2150
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2151
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2152

    
2153
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2154
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2155

    
2156
if enabled pp; then
2157
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2158
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2159
fi
2160

    
2161
if enabled swscaler; then
2162
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2163
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2164
else
2165
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2166
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2167
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2168
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2169
fi