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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-static          build static libraries [default=yes]"
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  echo "  --disable-static         do not build static libraries [default=no]"
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  echo "  --enable-shared          build shared libraries [default=no]"
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  echo "  --disable-shared         do not build shared libraries [default=yes]"
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  echo "  --enable-gpl             allow use of GPL code, the resulting libav*"
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  echo "                           and ffmpeg will be under GPL [default=no]"
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  echo "  --enable-pp              enable GPLed postprocessing support [default=no]"
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  echo "  --enable-swscaler        software scaler support [default=no]"
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  echo "  --enable-beosthreads     use BeOS threads [default=no]"
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  echo "  --enable-os2threads      use OS/2 threads [default=no]"
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  echo "  --enable-pthreads        use pthreads [default=no]"
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  echo "  --enable-w32threads      use Win32 threads [default=no]"
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  echo "  --enable-x11grab         enable X11 grabbing [default=no]"
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  echo
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  echo "External library support:"
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  echo "  --enable-sunmlib         use Sun medialib [default=no]"
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  echo "  --enable-dc1394          enable IIDC-1394 grabbing using libdc1394"
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  echo "                           and libraw1394 [default=no]"
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  echo "  --enable-liba52          enable GPLed liba52 support [default=no]"
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  echo "  --enable-liba52bin       open liba52.so.0 at runtime [default=no]"
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  echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
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  echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
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  echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
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  echo "  --enable-libfaac         enable FAAC support via libfaac [default=no]"
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  echo "  --enable-libfaad         enable FAAD support via libfaad [default=no]"
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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 ""
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  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 [$cross_prefix]"
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  echo "  --cross-compile          assume a cross-compiler is used"
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  echo "  --target-os=OS           compiler targets OS [$targetos]"
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  echo "  --cc=CC                  use C compiler CC [$cc]"
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  echo "  --make=MAKE              use specified make [$make]"
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  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
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  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
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  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
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  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
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  echo "  --arch=ARCH              select architecture  [$arch]"
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  echo "  --cpu=CPU                selects the minimum cpu required (affects"
116
  echo "                           instruction selection, may crash on older CPUs)"
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  echo "  --enable-powerpc-perf    enable performance report on PPC"
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  echo "                           (requires enabling PMC)"
119
  echo "  --disable-mmx            disable MMX usage"
120
  echo "  --disable-armv5te        disable armv5te usage"
121
  echo "  --disable-armv6          disable armv6 usage"
122
  echo "  --disable-iwmmxt         disable iwmmxt usage"
123
  echo "  --disable-altivec        disable AltiVec usage"
124
  echo "  --disable-audio-oss      disable OSS audio support [default=no]"
125
  echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
126
  echo "  --disable-v4l            disable video4linux grabbing [default=no]"
127
  echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
128
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
129
  echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
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  echo "  --disable-network        disable network support [default=no]"
131
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
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  echo "  --disable-zlib           disable zlib [default=no]"
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  echo "  --disable-vhook          disable video hooking support"
134
  echo "  --disable-debug          disable debugging symbols"
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  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
136
  echo "                           MPEG audio decoding [default=no]"
137
  echo "  --disable-ffmpeg         disable ffmpeg build"
138
  echo "  --disable-ffserver       disable ffserver build"
139
  echo "  --disable-ffplay         disable ffplay build"
140
  echo "  --enable-small           optimize for size instead of speed"
141
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
142
  echo "  --disable-encoder=NAME   disables encoder NAME"
143
  echo "  --enable-encoder=NAME    enables encoder NAME"
144
  echo "  --disable-decoder=NAME   disables decoder NAME"
145
  echo "  --enable-decoder=NAME    enables decoder NAME"
146
  echo "  --disable-encoders       disables all encoders"
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  echo "  --disable-decoders       disables all decoders"
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  echo "  --disable-muxer=NAME     disables muxer NAME"
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  echo "  --enable-muxer=NAME      enables muxer NAME"
150
  echo "  --disable-muxers         disables all muxers"
151
  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"
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  echo "  --enable-parser=NAME     enables parser NAME"
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  echo "  --disable-parser=NAME    disables parser NAME"
156
  echo "  --disable-parsers        disables all parsers"
157
  echo "  --enable-bsf=NAME        enables bitstream filter NAME"
158
  echo "  --disable-bsf=NAME       disables bitstream filter NAME"
159
  echo "  --disable-bsfs           disables all bitstream filters"
160
  echo "  --enable-protocol=NAME   enables protocol NAME"
161
  echo "  --disable-protocol=NAME  disables protocol NAME"
162
  echo "  --disable-protocols      disables all protocols"
163
  echo
164
  echo "Developer options (useful when working on FFmpeg itself):"
165
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
166
  echo "  --disable-opts           disable compiler optimizations"
167
  echo "  --enable-extra-warnings  enable more compiler warnings"
168
  echo "  --disable-strip          disable stripping of executables and shared libraries"
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  echo ""
170
  echo "NOTE: Object files are built at the place where configure is launched."
171
  exit 1
172
}
173

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
321
flags_saved(){
322
    (: ${SAVE_CFLAGS?}) 2>/dev/null
323
}
324

    
325
save_flags(){
326
    flags_saved && return
327
    SAVE_CFLAGS="$CFLAGS"
328
    SAVE_LDFLAGS="$LDFLAGS"
329
    SAVE_extralibs="$extralibs"
330
}
331

    
332
restore_flags(){
333
    flags_saved || return
334
    CFLAGS="$SAVE_CFLAGS"
335
    LDFLAGS="$SAVE_LDFLAGS"
336
    extralibs="$SAVE_extralibs"
337
    unset SAVE_CFLAGS
338
    unset SAVE_LDFLAGS
339
    unset SAVE_extralibs
340
}
341

    
342
temp_cflags(){
343
    save_flags
344
    CFLAGS="$CFLAGS $*"
345
}
346

    
347
temp_ldflags(){
348
    save_flags
349
    LDFLAGS="$LDFLAGS $*"
350
}
351

    
352
temp_extralibs(){
353
    save_flags
354
    extralibs="$extralibs $*"
355
}
356

    
357
append(){
358
    var=$1
359
    shift
360
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
361
    eval "$var=\"\$$var $*\""
362
}
363

    
364
add_cflags(){
365
    append CFLAGS "$@"
366
}
367

    
368
add_ldflags(){
369
    append LDFLAGS "$@"
370
}
371

    
372
add_extralibs(){
373
    append extralibs "$@"
374
}
375

    
376
check_cmd(){
377
    log "$@"
378
    "$@" >>$logfile 2>&1
379
}
380

    
381
check_cc(){
382
    log check_cc "$@"
383
    cat >$TMPC
384
    log_file $TMPC
385
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
386
}
387

    
388
check_cpp(){
389
    log check_cpp "$@"
390
    cat >$TMPC
391
    log_file $TMPC
392
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
393
}
394

    
395
check_ld(){
396
    log check_ld "$@"
397
    check_cc || return
398
    check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
399
}
400

    
401
check_cflags(){
402
    log check_cflags "$@"
403
    check_cc "$@" <<EOF && add_cflags "$@"
404
int x;
405
EOF
406
}
407

    
408
check_ldflags(){
409
    log check_ldflags "$@"
410
    check_ld "$@" <<EOF && add_ldflags "$@"
411
int main(){
412
    return 0;
413
}
414
EOF
415
}
416

    
417
check_header(){
418
    log check_header "$@"
419
    header=$1
420
    shift
421
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
422
    disable $var
423
    check_cpp "$@" <<EOF && enable $var
424
#include <$header>
425
int x;
426
EOF
427
}
428

    
429
check_func(){
430
    log check_func "$@"
431
    func=$1
432
    shift
433
    disable $func
434
    check_ld "$@" <<EOF && enable $func
435
extern int $func();
436
int main(){
437
    $func();
438
}
439
EOF
440
}
441

    
442
check_func2(){
443
    log check_func2 "$@"
444
    headers=$1
445
    func=$2
446
    shift 2
447
    disable $func
448
    incs=""
449
    for hdr in $headers; do
450
        incs="$incs
451
#include <$hdr>"
452
    done
453
    check_ld "$@" <<EOF && enable $func
454
$incs
455
int main(){
456
    (void) $func;
457
    return 0;
458
}
459
EOF
460
}
461

    
462
check_lib(){
463
    log check_lib "$@"
464
    header="$1"
465
    func="$2"
466
    shift 2
467
    temp_extralibs "$@"
468
    check_header $header && check_func $func && add_extralibs "$@"
469
    err=$?
470
    restore_flags
471
    return $err
472
}
473

    
474
check_lib2(){
475
    log check_lib2 "$@"
476
    headers="$1"
477
    func="$2"
478
    shift 2
479
    temp_extralibs "$@"
480
    check_func2 "$headers" $func && add_extralibs "$@"
481
    err=$?
482
    restore_flags
483
    return $err
484
}
485

    
486
check_exec(){
487
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
488
}
489

    
490
check_exec_crash(){
491
    code=`cat`
492

    
493
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
494
    # are safe but may not be available everywhere.  Thus we use
495
    # raise(SIGTERM) instead.  The check is run in a subshell so we
496
    # can redirect the "Terminated" message from the shell.  SIGBUS
497
    # is not defined by standard C so it is used conditionally.
498

    
499
    (check_exec "$@") >>$logfile 2>&1 <<EOF
500
#include <signal.h>
501
static void sighandler(int sig){
502
    raise(SIGTERM);
503
}
504
int main(){
505
    signal(SIGILL, sighandler);
506
    signal(SIGFPE, sighandler);
507
    signal(SIGSEGV, sighandler);
508
#ifdef SIGBUS
509
    signal(SIGBUS, sighandler);
510
#endif
511
    { $code }
512
}
513
EOF
514
}
515

    
516
require(){
517
    name="$1"
518
    header="$2"
519
    func="$3"
520
    shift 3
521
    check_lib $header $func "$@" || die "ERROR: $name not found"
522
}
523

    
524
require2(){
525
    name="$1"
526
    headers="$2"
527
    func="$3"
528
    shift 3
529
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
530
}
531

    
532
check_foo_config(){
533
    cfg=$1
534
    pkg=$2
535
    header=$3
536
    func=$4
537
    shift 4
538
    disable $cfg
539
    check_cmd ${pkg}-config --version
540
    err=$?
541
    if test "$err" = 0; then
542
        temp_cflags `${pkg}-config --cflags`
543
        temp_extralibs `${pkg}-config --libs`
544
        check_lib "$@" $header $func && enable $cfg
545
    fi
546
    return $err
547
}
548

    
549
apply(){
550
    file=$1
551
    shift
552
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
553
}
554

    
555
CONFIG_LIST='
556
    encoders
557
    decoders
558
    parsers
559
    bsfs
560
    muxers
561
    demuxers
562
    audio_beos
563
    audio_oss
564
    avisynth
565
    beos_netserver
566
    bktr
567
    dc1394
568
    dv1394
569
    ffmpeg
570
    ffplay
571
    ffserver
572
    gpl
573
    gprof
574
    ipv6
575
    liba52
576
    liba52bin
577
    libamr
578
    libamr_nb
579
    libamr_wb
580
    libfaac
581
    libfaad
582
    libfaadbin
583
    libgsm
584
    libmp3lame
585
    libnut
586
    libogg
587
    libtheora
588
    libvorbis
589
    memalign_hack
590
    mpegaudio_hp
591
    network
592
    powerpc_perf
593
    pp
594
    protocols
595
    swscaler
596
    vhook
597
    v4l
598
    v4l2
599
    x11grab
600
    x264
601
    xvid
602
    zlib
603
'
604

    
605
THREADS_LIST='
606
    beosthreads
607
    os2threads
608
    pthreads
609
    w32threads
610
'
611

    
612
HAVE_LIST="
613
    $THREADS_LIST
614
    altivec
615
    altivec_h
616
    armv5te
617
    armv6
618
    arpa_inet_h
619
    byteswap_h
620
    cmov
621
    dcbzl
622
    dev_bktr_ioctl_bt848_h
623
    dev_bktr_ioctl_meteor_h
624
    dev_ic_bt8xx_h
625
    dev_video_meteor_ioctl_meteor_h
626
    dev_video_bktr_ioctl_bt848_h
627
    dlfcn_h
628
    dlopen
629
    ebp_available
630
    ebx_available
631
    fast_64bit
632
    fast_cmov
633
    fast_unaligned
634
    freetype2
635
    imlib2
636
    inet_aton
637
    iwmmxt
638
    localtime_r
639
    lrintf
640
    machine_ioctl_bt848_h
641
    machine_ioctl_meteor_h
642
    malloc_h
643
    memalign
644
    mlib
645
    mmi
646
    mmx
647
    os2
648
    sdl
649
    sdl_video_size
650
    soundcard_h
651
    ssse3
652
    sys_poll_h
653
    sys_soundcard_h
654
    threads
655
"
656

    
657
TARGET_LIST='
658
    altivec
659
    armv5te
660
    armv6
661
    iwmmxt
662
    mmi
663
    mmx
664
'
665

    
666
CMDLINE_SELECT="
667
    $CONFIG_LIST
668
    $TARGET_LIST
669
    $THREADS_LIST
670
    debug
671
    extra_warnings
672
    shared
673
    static
674
"
675

    
676
# code dependency declarations
677

    
678
# decoders / encoders
679
dxa_decoder_deps="zlib"
680
flashsv_decoder_deps="zlib"
681
flashsv_encoder_deps="zlib"
682
flv_decoder_deps="h263_decoder"
683
h263_decoder_deps="h263_parser mpeg4video_parser"
684
h263i_decoder_deps="h263_decoder"
685
h264_decoder_deps="h264_parser"
686
mpeg_xvmc_decoder_deps="xvmc"
687
mpeg4_decoder_deps="h263_decoder"
688
msmpeg4v1_decoder_deps="h263_decoder"
689
msmpeg4v2_decoder_deps="h263_decoder"
690
msmpeg4v3_decoder_deps="h263_decoder"
691
png_decoder_deps="zlib"
692
png_encoder_deps="zlib"
693
vc1_decoder_deps="h263_decoder"
694
wmv1_decoder_deps="h263_decoder"
695
wmv2_decoder_deps="h263_decoder"
696
wmv3_decoder_deps="h263_decoder"
697
x264_encoder_deps="x264"
698
xvid_encoder_deps="xvid"
699
zmbv_decoder_deps="zlib"
700
zmbv_encoder_deps="zlib"
701

    
702
# external libraries
703
aac_decoder_deps="libfaad"
704
mpeg4aac_decoder_deps="libfaad"
705
faac_encoder_deps="libfaac"
706
liba52_decoder_deps="liba52"
707
libamr_nb_decoder_deps="libamr_nb"
708
libamr_nb_encoder_deps="libamr_nb"
709
libamr_wb_decoder_deps="libamr_wb"
710
libamr_wb_encoder_deps="libamr_wb"
711
libgsm_decoder_deps="libgsm"
712
libgsm_encoder_deps="libgsm"
713
libgsm_ms_decoder_deps="libgsm"
714
libgsm_ms_encoder_deps="libgsm"
715
libtheora_encoder_deps="libtheora"
716
mp3lame_encoder_deps="libmp3lame"
717
libvorbis_decoder_deps="libvorbis"
718
libvorbis_encoder_deps="libvorbis"
719

    
720
# demuxers / muxers
721
ac3_demuxer_deps="ac3_parser"
722
audio_demuxer_deps_any="audio_oss audio_beos"
723
audio_muxer_deps_any="audio_oss audio_beos"
724
dc1394_demuxer_deps="dc1394"
725
dv1394_demuxer_deps="dv1394"
726
gxf_muxer_deps="gpl"
727
libnut_demuxer_deps="libnut"
728
libnut_muxer_deps="libnut"
729
mp3_demuxer_deps="mpegaudio_parser"
730
ogg_muxer_deps="libogg"
731
redir_demuxer_deps="network"
732
rtp_muxer_deps="network mpegts_demuxer"
733
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
734
sdp_demuxer_deps="rtsp_demuxer"
735
v4l2_demuxer_deps="v4l2"
736
video_grab_bktr_demuxer_deps="bktr"
737
video_grab_v4l_demuxer_deps="v4l"
738
x11_grab_device_demuxer_deps="x11grab"
739

    
740
# protocols
741
http_protocol_deps="network"
742
rtp_protocol_deps="udp_protocol"
743
tcp_protocol_deps="network"
744
udp_protocol_deps="network"
745

    
746
# programs
747
ffplay_deps="sdl"
748
ffserver_deps="muxers rtp_protocol"
749

    
750

    
751
# set temporary file name
752
if test ! -z "$TMPDIR" ; then
753
    TMPDIR1="${TMPDIR}"
754
elif test ! -z "$TEMPDIR" ; then
755
    TMPDIR1="${TEMPDIR}"
756
else
757
    TMPDIR1="/tmp"
758
fi
759

    
760
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
761
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
762
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
763
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
764
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
765

    
766
# default parameters
767

    
768
logging="yes"
769
logfile="config.err"
770

    
771
# installation paths
772
PREFIX="/usr/local"
773
libdir='${PREFIX}/lib'
774
shlibdir="$libdir"
775
incdir='${PREFIX}/include/ffmpeg'
776
mandir='${PREFIX}/man'
777
bindir='${PREFIX}/bin'
778

    
779
# toolchain
780
cross_prefix=""
781
cross_compile="no"
782
cc="gcc"
783
ar="ar"
784
ranlib="ranlib"
785
make="make"
786
strip="strip"
787
asmalign_pot="unknown"
788

    
789
# machine
790
arch=`uname -m`
791
cpu="generic"
792
powerpc_perf="no"
793
mmx="default"
794
cmov="no"
795
fast_cmov="no"
796
fast_unaligned="no"
797
armv5te="default"
798
armv6="default"
799
iwmmxt="default"
800
altivec="default"
801
dcbzl="no"
802
mmi="default"
803
bigendian="no"
804

    
805
# OS
806
targetos=$(tolower $(uname -s))
807
beos_netserver="no"
808
os2="no"
809

    
810
# non-library system interfaces
811
audio_beos="default"
812
audio_oss="yes"
813
bktr="yes"
814
dv1394="yes"
815
v4l2="yes"
816
v4l="yes"
817

    
818
# libraries
819
avisynth="no"
820
dc1394="no"
821
dlfcn_h="no"
822
dlopen="no"
823
liba52="no"
824
liba52bin="no"
825
libamr_nb="no"
826
libamr_wb="no"
827
libfaac="no"
828
libfaad2="no"
829
libfaad="no"
830
libfaadbin="no"
831
libgsm="no"
832
libmp3lame="no"
833
libnut="no"
834
libogg="no"
835
libtheora="no"
836
libvorbis="no"
837
mlib="no"
838
x11grab="no"
839
x264="no"
840
xvid="no"
841
zlib="yes"
842

    
843
# configurable options
844
debug="yes"
845
dostrip="yes"
846
extra_warnings="no"
847
ffmpeg="yes"
848
ffplay="yes"
849
ffserver="yes"
850
gpl="no"
851
gprof="no"
852
ipv6="yes"
853
shared="no"
854
static="yes"
855
memalign_hack="no"
856
mpegaudio_hp="yes"
857
network="yes"
858
optimize="yes"
859
pp="no"
860
protocols="yes"
861
swscaler="no"
862
vhook="default"
863

    
864
# threading
865
beosthreads="no"
866
os2threads="no"
867
pthreads="no"
868
w32threads="no"
869
thread_type="no"
870

    
871
# build settings
872
SHFLAGS='-shared -Wl,-soname,$@'
873
VHOOKSHFLAGS='$(SHFLAGS)'
874
LIBOBJFLAGS=""
875
FFLDFLAGS=-Wl,--warn-common
876
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
877
FFSERVERLDFLAGS=-Wl,-E
878
LDCONFIG="ldconfig"
879
LIBPREF="lib"
880
LIBSUF=".a"
881
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
882
SLIBPREF="lib"
883
SLIBSUF=".so"
884
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
885
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
886
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
887
EXESUF=""
888
BUILDSUF=""
889
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
890

    
891
# find source path
892
source_path="`dirname \"$0\"`"
893
source_path_used="yes"
894
if test -z "$source_path" -o "$source_path" = "." ; then
895
    source_path="`pwd`"
896
    source_path_used="no"
897
else
898
    source_path="`cd \"$source_path\"; pwd`"
899
    echo "$source_path" | grep -q '[[:blank:]]' &&
900
      die "Out of tree builds are impossible with whitespace in source path."
901
fi
902

    
903
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
904
    show_help
905
fi
906

    
907
FFMPEG_CONFIGURATION="$@"
908

    
909
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
910
DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
911
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
912
BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
913
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
914
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
915
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
916

    
917
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
918

    
919
die_unknown(){
920
    echo "Unknown option \"$1\"."
921
    echo "See $0 --help for available options."
922
    exit 1
923
}
924

    
925
for opt do
926
  optval="${opt#*=}"
927
  case "$opt" in
928
  --log)
929
  ;;
930
  --log=*) logging="$optval"
931
  ;;
932
  --prefix=*) PREFIX="$optval"
933
  ;;
934
  --libdir=*) libdir="$optval"
935
  ;;
936
  --shlibdir=*) shlibdir="$optval"
937
  ;;
938
  --incdir=*) incdir="$optval"
939
  ;;
940
  --mandir=*) mandir="$optval"
941
  ;;
942
  --source-path=*) source_path="$optval"
943
  ;;
944
  --cross-prefix=*) cross_prefix="$optval"
945
  ;;
946
  --cross-compile) cross_compile="yes"
947
  ;;
948
  --target-os=*) targetos="$optval"
949
  ;;
950
  --cc=*) cc="$optval"
951
  ;;
952
  --make=*) make="$optval"
953
  ;;
954
  --extra-cflags=*) add_cflags "$optval"
955
  ;;
956
  --extra-ldflags=*) add_ldflags "$optval"
957
  ;;
958
  --extra-libs=*) add_extralibs "$optval"
959
  ;;
960
  --build-suffix=*) BUILDSUF="$optval"
961
  ;;
962
  --arch=*) arch="$optval"
963
  ;;
964
  --cpu=*) cpu="$optval"
965
  ;;
966
  --disable-opts) optimize="no"
967
  ;;
968
  --enable-small) optimize="small"
969
  ;;
970
  --enable-sunmlib) mlib="yes"
971
  ;;
972
  --disable-strip) dostrip="no"
973
  ;;
974
  --disable-encoders) disable $ENCODER_LIST
975
  ;;
976
  --disable-decoders) disable $DECODER_LIST
977
  ;;
978
  --disable-muxers) disable $MUXER_LIST
979
  ;;
980
  --disable-demuxers) disable $DEMUXER_LIST
981
  ;;
982
  --disable-parsers) disable $PARSER_LIST
983
  ;;
984
  --disable-bsfs) disable $BSF_LIST
985
  ;;
986
  --disable-protocols) disable $PROTOCOL_LIST
987
  ;;
988
  --enable-*=*|--disable-*=*)
989
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
990
  case "$thing" in
991
      encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
992
      *) die_unknown "$opt" ;;
993
  esac
994
  ;;
995
  --enable-?*|--disable-?*)
996
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
997
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
998
  $action $option
999
  ;;
1000
  --help) show_help
1001
  ;;
1002
  *)
1003
  die_unknown $opt
1004
  ;;
1005
  esac
1006
done
1007

    
1008
case "$arch" in
1009
  i386|i486|i586|i686|i86pc|BePC)
1010
    arch="x86_32"
1011
    enable fast_unaligned
1012
  ;;
1013
  x86_64|amd64)
1014
    arch="x86_32"
1015
    enable fast_unaligned
1016
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1017
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1018
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1019
        arch="x86_64"
1020
        enable fast_64bit
1021
      fi
1022
    fi
1023
  ;;
1024
  # armv4l is a subset of armv[567]*l
1025
  arm|armv[4567]*l)
1026
    arch="armv4l"
1027
  ;;
1028
  alpha)
1029
    arch="alpha"
1030
    enable fast_64bit
1031
  ;;
1032
  "Power Macintosh"|ppc|powerpc)
1033
    arch="powerpc"
1034
  ;;
1035
  ppc64)
1036
    arch="powerpc"
1037
    enable fast_64bit
1038
  ;;
1039
  mips|mipsel|IP*)
1040
    arch="mips"
1041
  ;;
1042
  sun4u|sparc64)
1043
    arch="sparc64"
1044
    enable fast_64bit
1045
  ;;
1046
  sparc)
1047
    arch="sparc"
1048
  ;;
1049
  sh4)
1050
    arch="sh4"
1051
  ;;
1052
  parisc)
1053
    arch="parisc"
1054
  ;;
1055
  parisc64)
1056
    arch="parisc"
1057
    enable fast_64bit
1058
  ;;
1059
  s390|s390x)
1060
    arch="s390"
1061
  ;;
1062
  m68k)
1063
    arch="m68k"
1064
  ;;
1065
  ia64)
1066
    arch="ia64"
1067
    enable fast_64bit
1068
  ;;
1069
  bfin)
1070
    arch="bfin"
1071
  ;;
1072
  *)
1073
    arch="unknown"
1074
  ;;
1075
esac
1076

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

    
1221
add_extralibs $osextralibs
1222

    
1223
if ! disabled logging ; then
1224
    enabled logging || logfile="$logging"
1225
    echo "# $0 $@" >$logfile
1226
    set >>$logfile
1227
else
1228
    logfile=/dev/null
1229
fi
1230

    
1231
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1232
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1233

    
1234
test -n "$cross_prefix" && cross_compile=yes
1235
cc="${cross_prefix}${cc}"
1236
ar="${cross_prefix}${ar}"
1237
ranlib="${cross_prefix}${ranlib}"
1238
strip="${cross_prefix}${strip}"
1239

    
1240
# we need to build at least one lib type
1241
if disabled_all static shared; then
1242
    cat <<EOF
1243
At least one library type must be built.
1244
Specify --enable-static to build the static libraries or --enable-shared to
1245
build the shared libraries as well. To only build the shared libraries specify
1246
--disable-static in addition to --enable-shared.
1247
EOF
1248
    exit 1;
1249
fi
1250

    
1251
if disabled libogg; then
1252
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1253
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1254
fi
1255

    
1256
if enabled_any libfaad libfaadbin ; then
1257
    if check_header faad.h; then
1258
        check_cc << EOF
1259
#include <faad.h>
1260
#ifndef FAAD2_VERSION
1261
ok faad1
1262
#endif
1263
int main( void ) { return 0; }
1264
EOF
1265
        test $? = 0 && enable libfaad2
1266
    else
1267
        die "FAAD test failed."
1268
    fi
1269
fi
1270

    
1271

    
1272
if disabled gpl ; then
1273
    die_gpl_disabled(){
1274
        name=$1
1275
        shift
1276
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1277
    }
1278
    die_gpl_disabled "The Postprocessing code" pp
1279
    die_gpl_disabled "liba52"                  liba52
1280
    die_gpl_disabled "libxvidcore"             xvid
1281
    die_gpl_disabled "x264"                    x264
1282
    die_gpl_disabled "FAAD2"                   libfaad2
1283
    die_gpl_disabled "The X11 grabber"         x11grab
1284
    die_gpl_disabled "The software scaler"     swscaler
1285
fi
1286

    
1287
# compute MMX state
1288
if test $mmx = "default"; then
1289
    if test $arch = "x86_32" -o $arch = "x86_64"; then
1290
        mmx="yes"
1291
    else
1292
        mmx="no"
1293
    fi
1294
fi
1295

    
1296
test -z "$need_memalign" && need_memalign="$mmx"
1297

    
1298
#Darwin CC versions
1299
needmdynamicnopic="no"
1300
if test $targetos = darwin; then
1301
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1302
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1303
    else
1304
        add_cflags "-no-cpp-precomp -pipe"
1305
        check_cflags "-force_cpusubtype_ALL"
1306
        check_cflags "-Wno-sign-compare"
1307
        disabled shared && needmdynamicnopic="yes"
1308
    fi
1309
fi
1310
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1311

    
1312
disabled optimize || add_cflags -fomit-frame-pointer
1313

    
1314
# Can only do AltiVec on PowerPC
1315
if test $altivec = "default"; then
1316
    if test $arch = "powerpc"; then
1317
        altivec="yes"
1318
    else
1319
        altivec="no"
1320
    fi
1321
fi
1322

    
1323
# Add processor-specific flags
1324
POWERPCMODE="32bits"
1325
if test $cpu != "generic"; then
1326
    warn_altivec(){
1327
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1328
    }
1329
    case $cpu in
1330
        601|ppc601|PowerPC601)
1331
            add_cflags "-mcpu=601"
1332
            warn_altivec enabled PPC601
1333
        ;;
1334
        603*|ppc603*|PowerPC603*)
1335
            add_cflags "-mcpu=603"
1336
            warn_altivec enabled PPC603
1337
        ;;
1338
        604*|ppc604*|PowerPC604*)
1339
            add_cflags "-mcpu=604"
1340
            warn_altivec enabled PPC604
1341
        ;;
1342
        G3|g3|75*|ppc75*|PowerPC75*)
1343
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1344
            warn_altivec enabled PPC75x
1345
        ;;
1346
        G4|g4|745*|ppc745*|PowerPC745*)
1347
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1348
            warn_altivec disabled PPC745x
1349
        ;;
1350
        74*|ppc74*|PowerPC74*)
1351
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1352
            warn_altivec disabled PPC74xx
1353
        ;;
1354
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1355
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1356
            warn_altivec disabled PPC970
1357
            POWERPCMODE="64bits"
1358
        ;;
1359
        # targets that do NOT support conditional mov (cmov)
1360
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1361
            add_cflags "-march=$cpu"
1362
            cmov="no"
1363
        ;;
1364
        # targets that do support conditional mov (cmov)
1365
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1366
            add_cflags "-march=$cpu"
1367
            cmov="yes"
1368
            fast_cmov="yes"
1369
        ;;
1370
        # targets that do support conditional mov but on which it's slow
1371
        pentium4|prescott|nocona)
1372
            add_cflags "-march=$cpu"
1373
            cmov="yes"
1374
            fast_cmov="no"
1375
        ;;
1376
        sparc64)
1377
            add_cflags "-mcpu=v9"
1378
        ;;
1379
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1380
            add_cflags "-mfdpic"
1381
            add_ldflags "-mfdpic"
1382
        ;;
1383
        *)
1384
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1385
        ;;
1386
    esac
1387
fi
1388

    
1389
gnu_make(){
1390
    $1 --version 2>&1 | grep -q GNU
1391
}
1392

    
1393
if ! gnu_make $make; then
1394
    gnu_make gmake && make=gmake || die "GNU make not found."
1395
fi
1396

    
1397
# make sure we can execute files in $TMPDIR
1398
cat >$TMPE 2>>$logfile <<EOF
1399
#! /bin/sh
1400
EOF
1401
chmod +x $TMPE >>$logfile 2>&1
1402
if ! $TMPE >>$logfile 2>&1; then
1403
    cat <<EOF
1404
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1405
variable to another directory and make sure that $TMPDIR1 is not mounted
1406
noexec.
1407
EOF
1408
    die "Sanity test failed."
1409
fi
1410
rm $TMPE
1411

    
1412
# compiler sanity check
1413
check_exec <<EOF
1414
int main(){
1415
    return 0;
1416
}
1417
EOF
1418
if test "$?" != 0; then
1419
    echo "$cc is unable to create an executable file."
1420
    if test -z "$cross_prefix" && disabled cross_compile ; then
1421
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1422
        echo "Only do this if you know what cross compiling means."
1423
    fi
1424
    die "C compiler test failed."
1425
fi
1426

    
1427
if test $arch = "x86_32" -o $arch = "x86_64"; then
1428
    # check whether EBP is available on x86
1429
    # As 'i' is stored on the stack, this program will crash
1430
    # if the base pointer is used to access it because the
1431
    # base pointer is cleared in the inline assembly code.
1432
    check_exec_crash <<EOF && enable ebp_available
1433
    volatile int i=0;
1434
    asm volatile (
1435
        "xorl %%ebp, %%ebp"
1436
    ::: "%ebp");
1437
    return i;
1438
EOF
1439

    
1440
    # check wether EBX is available on x86
1441
    check_cc <<EOF && enable ebx_available
1442
int main(){
1443
    asm volatile ("":::"%ebx");
1444
}
1445
EOF
1446

    
1447
    # check whether binutils is new enough to compile SSSE3
1448
    check_cc <<EOF && enable ssse3
1449
int main(){
1450
    asm volatile ("pabsw %xmm0, %xmm0");
1451
}
1452
EOF
1453
fi
1454

    
1455
# check for assembler specific support
1456

    
1457
if test $arch = "powerpc"; then
1458
check_cc <<EOF && dcbzl=yes
1459
int main(void) {
1460
    register long zero = 0;
1461
    char data[1024];
1462
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1463
return 0;
1464
}
1465
EOF
1466
fi
1467

    
1468
# check for SIMD availability
1469

    
1470
# AltiVec flags: The FSF version of GCC differs from the Apple version
1471
if test $arch = "powerpc"; then
1472
    if enabled altivec; then
1473
        if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1474
            add_cflags "-faltivec"
1475
        else
1476
            add_cflags "-maltivec -mabi=altivec"
1477
        fi
1478
    fi
1479
fi
1480

    
1481
check_header altivec.h
1482

    
1483
# check if our compiler supports Motorola AltiVec C API
1484
if enabled altivec; then
1485
    if enabled altivec_h; then
1486
        inc_altivec_h="#include <altivec.h>"
1487
    else
1488
        inc_altivec_h=
1489
    fi
1490
    check_cc <<EOF || altivec=no
1491
$inc_altivec_h
1492
int main(void) {
1493
    vector signed int v1, v2, v3;
1494
    v1 = vec_add(v2,v3);
1495
    return 0;
1496
}
1497
EOF
1498
fi
1499

    
1500
# check armv5te instructions support
1501
if test $armv5te = "default" -a $arch = "armv4l"; then
1502
    armv5te=no
1503
    check_cc <<EOF && armv5te=yes
1504
        int main(void) {
1505
        __asm__ __volatile__ ("qadd r0, r0, r0");
1506
        }
1507
EOF
1508
fi
1509

    
1510
if test $armv6 = "default" -a $arch = "armv4l"; then
1511
    check_cc <<EOF && armv6=yes || armv6=no
1512
int main(void) {
1513
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1514
}
1515
EOF
1516
fi
1517

    
1518
# check iwmmxt support
1519
if test $iwmmxt = "default" -a $arch = "armv4l"; then
1520
    iwmmxt=no
1521
    check_cc <<EOF && iwmmxt=yes
1522
        int main(void) {
1523
        __asm__ __volatile__ ("wunpckelub wr6, wr4");
1524
        }
1525
EOF
1526
fi
1527

    
1528
# mmi only available on mips
1529
if test $mmi = "default"; then
1530
    if test $arch = "mips"; then
1531
        mmi="yes"
1532
    else
1533
        mmi="no"
1534
    fi
1535
fi
1536

    
1537
# check if our compiler supports mmi
1538
enabled mmi && check_cc <<EOF || mmi="no"
1539
int main(void) {
1540
    __asm__ ("lq \$2, 0(\$2)");
1541
    return 0;
1542
}
1543
EOF
1544

    
1545
# ---
1546
# big/little-endian test
1547
if disabled cross_compile; then
1548
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1549
#include <inttypes.h>
1550
int main(int argc, char ** argv){
1551
        volatile uint32_t i=0x01234567;
1552
        return (*((uint8_t*)(&i))) == 0x67;
1553
}
1554
EOF
1555
else
1556
    # programs cannot be launched if cross compiling, so make a static guess
1557
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1558
        bigendian="yes"
1559
    fi
1560
fi
1561

    
1562
# ---
1563
# check availability of some header files
1564

    
1565
check_header malloc.h
1566
check_func memalign
1567

    
1568
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1569
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1570
fi
1571

    
1572
check_header byteswap.h
1573

    
1574
check_header arpa/inet.h
1575

    
1576
check_func inet_aton
1577
check_func localtime_r
1578
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1579

    
1580
# ffserver uses poll(),
1581
# if it's not found we can emulate it using select().
1582
if enabled ffserver; then
1583
    check_header sys/poll.h
1584
fi
1585

    
1586
# check for some common methods of building with pthread support
1587
# do this before the optional library checks as some of them require pthreads
1588
if enabled pthreads; then
1589
    if check_func pthread_create; then
1590
        :
1591
    elif check_func pthread_create -pthread; then
1592
        add_cflags -pthread
1593
        add_ldflags -pthread
1594
    elif check_func pthread_create -pthreads; then
1595
        add_cflags -pthreads
1596
        add_ldflags -pthreads
1597
    elif ! check_lib pthread.h pthread_create -lpthread; then
1598
        die "ERROR: can't find pthreads library"
1599
    fi
1600
fi
1601

    
1602
for thread in $THREADS_LIST; do
1603
    if enabled $thread; then
1604
        if ! disabled thread_type ; then
1605
            die "ERROR: Only one thread type must be selected."
1606
        else
1607
            thread_type="$thread"
1608
        fi
1609
    fi
1610
done
1611

    
1612
enabled_any libamr_nb libamr_wb && enable libamr
1613

    
1614
# these are off by default, so fail if requested and not available
1615
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1616
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1617
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1618
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1619
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1620
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1621
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1622
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1623
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1624
enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1625
enabled x264       && require x264 x264.h x264_encoder_open -lx264
1626
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1627
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1628
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1629
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1630
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1631

    
1632
# test for lrintf in math.h
1633
check_exec <<EOF && lrintf=yes || lrintf=no
1634
#define _ISOC9X_SOURCE  1
1635
#include <math.h>
1636
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1637
EOF
1638

    
1639
_restrict=
1640
for restrict_keyword in restrict __restrict__ __restrict; do
1641
    check_cc <<EOF && _restrict=$restrict_keyword && break
1642
void foo(char * $restrict_keyword p);
1643
EOF
1644
done
1645

    
1646
# dlopen/dlfcn.h probing
1647

    
1648
check_header dlfcn.h
1649

    
1650
if check_func dlopen; then
1651
    ldl=
1652
elif check_func dlopen -ldl; then
1653
    ldl=-ldl
1654
fi
1655

    
1656
test "$vhook" = "default" && vhook="$dlopen"
1657

    
1658
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1659

    
1660
if test "$targetos" = cygwin && enabled static ; then
1661
    vhook="no"
1662
    echo
1663
    echo "At the moment vhooks don't work on Cygwin static builds."
1664
    echo "Patches welcome."
1665
    echo
1666
fi
1667

    
1668
if enabled vhook; then
1669
    check_ldflags -rdynamic
1670
    check_ldflags -export-dynamic
1671
fi
1672

    
1673
enabled audio_beos && add_extralibs "-lmedia -lbe"
1674

    
1675
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1676
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1677

    
1678
##########################################
1679
# SDL check
1680

    
1681
sdl_too_old=no
1682
sdl=no
1683
SDL_CONFIG="${cross_prefix}sdl-config"
1684
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1685
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1686
    temp_cflags $sdl_cflags
1687
    temp_extralibs `"${SDL_CONFIG}" --libs`
1688
    if check_lib SDL.h SDL_Init; then
1689
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1690
        if test "$_sdlversion" -lt 121 ; then
1691
            sdl_too_old=yes
1692
        else
1693
            sdl=yes
1694
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1695
#include <SDL.h>
1696
int main(void){
1697
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1698
    int w = vi->current_w;
1699
    return 0;
1700
}
1701
EOF
1702
        fi
1703
    fi
1704
    restore_flags
1705
fi
1706

    
1707
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1708

    
1709
##########################################
1710
# IPv6 check
1711

    
1712
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1713
#include <sys/types.h>
1714
#include <sys/socket.h>
1715
#include <netinet/in.h>
1716
#include <netdb.h>
1717
int main( void ) {
1718
  struct sockaddr_storage saddr;
1719
  struct ipv6_mreq mreq6;
1720
  getaddrinfo(0,0,0,0);
1721
  getnameinfo(0,0,0,0,0,0,0);
1722
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1723
}
1724
EOF
1725

    
1726
enabled v4l  && check_header linux/videodev.h  || disable v4l
1727
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1728

    
1729
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1730
if enabled bktr; then
1731
    { check_header dev/bktr/ioctl_meteor.h &&
1732
      check_header dev/bktr/ioctl_bt848.h; } ||
1733
    { check_header machine/ioctl_meteor.h &&
1734
      check_header machine/ioctl_bt848.h; } ||
1735
    { check_header dev/video/meteor/ioctl_meteor.h &&
1736
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1737
    check_header dev/ic/bt8xx.h ||
1738
    disable bktr
1739
fi
1740

    
1741
enabled audio_oss &&
1742
    check_header sys/soundcard.h ||
1743
    check_header soundcard.h ||
1744
    disable audio_oss
1745

    
1746
# Deal with the x11 frame grabber
1747
enabled x11grab                         &&
1748
enabled gpl                             &&
1749
enabled x11_grab_device_demuxer         &&
1750
check_header X11/Xlib.h                 &&
1751
check_header X11/extensions/XShm.h      &&
1752
check_func XOpenDisplay -lX11           &&
1753
check_func XShmCreateImage -lX11 -lXext &&
1754
add_extralibs -lX11 -lXext              ||
1755
disable x11_grab_device_demuxer
1756

    
1757
enabled debug && add_cflags -g
1758

    
1759
# add some useful compiler flags if supported
1760
check_cflags -Wdeclaration-after-statement
1761
check_cflags -Wall
1762
check_cflags -Wno-switch
1763
check_cflags -Wdisabled-optimization
1764
check_cflags -Wpointer-arith
1765
check_cflags -Wredundant-decls
1766
check_cflags -Wno-pointer-sign
1767
enabled extra_warnings && check_cflags -Winline
1768

    
1769
# add some linker flags
1770
check_ldflags $LDLATEFLAGS
1771

    
1772
# not all compilers support -Os
1773
test "$optimize" = "small" && check_cflags -Os
1774

    
1775
if enabled optimize; then
1776
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1777
        add_cflags  "-O5"
1778
        add_ldflags "-O5"
1779
    else
1780
        add_cflags "-O3"
1781
    fi
1782
fi
1783

    
1784
# PIC flags for shared library objects where they are needed
1785
if enabled shared; then
1786
    # LIBOBJFLAGS may have already been set in the OS configuration
1787
    if test -z "$LIBOBJFLAGS" ; then
1788
        case "$arch" in
1789
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1790
        esac
1791
    fi
1792
fi
1793

    
1794
if enabled gprof; then
1795
    add_cflags  "-p"
1796
    add_ldflags "-p"
1797
fi
1798

    
1799
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1800

    
1801
# find if .align arg is power-of-two or not
1802
if test $asmalign_pot = "unknown"; then
1803
    asmalign_pot="no"
1804
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1805
fi
1806

    
1807
enabled_any $ENCODER_LIST  && enable encoders
1808
enabled_any $DECODER_LIST  && enable decoders
1809
enabled_any $MUXER_LIST    && enable muxers
1810
enabled_any $DEMUXER_LIST  && enable demuxers
1811
enabled_any $PROTOCOL_LIST && enable protocols
1812
enabled_any $BSF_LIST      && enable bsfs
1813

    
1814
enabled_any $THREADS_LIST  && enable threads
1815

    
1816
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1817
    $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1818

    
1819
enabled libogg    && append pkg_requires "ogg >= 1.1"
1820
enabled libtheora && append pkg_requires "theora"
1821
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1822
enabled dc1394    && append pkg_requires "libraw1394"
1823

    
1824
echo "install prefix            $PREFIX"
1825
echo "source path               $source_path"
1826
echo "C compiler                $cc"
1827
echo "make                      $make"
1828
echo ".align is power-of-two    $asmalign_pot"
1829
echo "ARCH                      $arch ($cpu)"
1830
if test "$BUILDSUF" != ""; then
1831
    echo "build suffix              $BUILDSUF"
1832
fi
1833
echo "big-endian                $bigendian"
1834
if test $arch = "x86_32" -o $arch = "x86_64"; then
1835
    echo "MMX enabled               $mmx"
1836
    echo "CMOV enabled              $cmov"
1837
    echo "CMOV is fast              $fast_cmov"
1838
fi
1839
if test $arch = "armv4l"; then
1840
    echo "ARMv5TE enabled           $armv5te"
1841
    echo "ARMv6 enabled             $armv6"
1842
    echo "IWMMXT enabled            $iwmmxt"
1843
fi
1844
if test $arch = "mips"; then
1845
    echo "MMI enabled               $mmi"
1846
fi
1847
if test $arch = "powerpc"; then
1848
    echo "AltiVec enabled           $altivec"
1849
    echo "dcbzl available           $dcbzl"
1850
fi
1851
echo "gprof enabled             $gprof"
1852
echo "debug symbols             $debug"
1853
echo "strip symbols             $dostrip"
1854
echo "optimize                  $optimize"
1855
echo "static                    $static"
1856
echo "shared                    $shared"
1857
echo "postprocessing support    $pp"
1858
echo "software scaler enabled   $swscaler"
1859
echo "video hooking             $vhook"
1860
if enabled vhook; then
1861
    echo "Imlib2 support            $imlib2"
1862
    echo "FreeType support          $freetype2"
1863
fi
1864
echo "network support           $network"
1865
if enabled network; then
1866
    echo "IPv6 support              $ipv6"
1867
fi
1868
echo "threading support         $thread_type"
1869
echo "SDL support               $sdl"
1870
if enabled sdl_too_old; then
1871
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1872
fi
1873
echo "Sun medialib support      $mlib"
1874
echo "AVISynth enabled          $avisynth"
1875
echo "liba52 support            $liba52"
1876
echo "liba52 dlopened           $liba52bin"
1877
echo "libamr-nb support         $libamr_nb"
1878
echo "libamr-wb support         $libamr_wb"
1879
echo "libfaac enabled           $libfaac"
1880
echo "libfaad enabled           $libfaad"
1881
echo "faadbin enabled           $libfaadbin"
1882
echo "libgsm enabled            $libgsm"
1883
echo "libmp3lame enabled        $libmp3lame"
1884
echo "libnut enabled            $libnut"
1885
echo "libogg enabled            $libogg"
1886
echo "libtheora enabled         $libtheora"
1887
echo "libvorbis enabled         $libvorbis"
1888
echo "x264 enabled              $x264"
1889
echo "XviD enabled              $xvid"
1890
echo "zlib enabled              $zlib"
1891
if disabled gpl; then
1892
    echo "License: LGPL"
1893
else
1894
    echo "License: GPL"
1895
fi
1896

    
1897
echo "Creating config.mak and config.h..."
1898

    
1899
echo "# Automatically generated by configure - do not modify!" > config.mak
1900
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1901
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1902

    
1903
echo "PREFIX=$PREFIX" >> config.mak
1904
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1905
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1906
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1907
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1908
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1909
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1910
echo "MAKE=$make" >> config.mak
1911
echo "CC=$cc" >> config.mak
1912
echo "AR=$ar" >> config.mak
1913
echo "RANLIB=$ranlib" >> config.mak
1914
if enabled dostrip; then
1915
    echo "STRIP=$strip" >> config.mak
1916
else
1917
    echo "STRIP=echo ignoring strip" >> config.mak
1918
fi
1919

    
1920
echo "OPTFLAGS=$CFLAGS" >> config.mak
1921
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1922
echo "LDFLAGS=$LDFLAGS" >> config.mak
1923
echo "LDCONFIG=$LDCONFIG" >> config.mak
1924
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1925
echo "SHFLAGS=$SHFLAGS" >> config.mak
1926
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1927
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1928
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1929
echo "BUILD_STATIC=$static" >> config.mak
1930
echo "BUILDSUF=$BUILDSUF" >> config.mak
1931
echo "LIBPREF=$LIBPREF" >> config.mak
1932
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1933
if enabled static; then
1934
  echo "LIB=$LIB" >> config.mak
1935
else # Some Make complain if this variable does not exist.
1936
  echo "LIB=" >> config.mak
1937
fi
1938
echo "SLIBPREF=$SLIBPREF" >> config.mak
1939
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1940
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1941

    
1942
ucarch=`toupper $arch`
1943
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1944
echo "#define ARCH_${ucarch} 1" >> $TMPH
1945

    
1946
# special cases
1947
case "$arch" in
1948
    x86_32|x86_64)
1949
        echo "TARGET_ARCH_X86=yes" >> config.mak
1950
        echo "#define ARCH_X86 1" >> $TMPH
1951
        ;;
1952
    powerpc)
1953
        if test "$POWERPCMODE" = "64bits"; then
1954
            echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1955
        fi
1956
        ;;
1957
    sparc64)
1958
        echo "TARGET_ARCH_SPARC=yes" >> config.mak
1959
        echo "#define ARCH_SPARC 1" >> $TMPH
1960
        ;;
1961
esac
1962

    
1963
if enabled bigendian; then
1964
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1965
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1966
fi
1967
if enabled mmx; then
1968
  echo "#define __CPU__ 586" >> $TMPH
1969
fi
1970

    
1971
if enabled sdl; then
1972
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1973
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1974
fi
1975
if enabled texi2html; then
1976
  echo "BUILD_DOC=yes" >> config.mak
1977
fi
1978

    
1979
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1980
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1981
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1982
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1983
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1984

    
1985

    
1986

    
1987
if enabled shared; then
1988
  echo "BUILD_SHARED=yes" >> config.mak
1989
  echo "PIC=-fPIC -DPIC" >> config.mak
1990
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1991
  echo "SPPVERSION=$pp_version" >> config.mak
1992
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1993
  echo "LAVCVERSION=$lavc_version" >> config.mak
1994
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1995
  echo "LAVFVERSION=$lavf_version" >> config.mak
1996
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1997
  echo "LAVUVERSION=$lavu_version" >> config.mak
1998
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1999
  echo "SWSVERSION=$sws_version" >> config.mak
2000
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
2001
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2002
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2003
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2004
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2005
fi
2006
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2007
echo "EXTRALIBS=$extralibs" >> config.mak
2008

    
2009
print_config HAVE_   $TMPH config.mak $HAVE_LIST
2010
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2011
print_config TARGET_ $TMPH config.mak $TARGET_LIST
2012

    
2013
if test "$targetos" = darwin; then
2014
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
2015
fi
2016

    
2017
echo "#define restrict $_restrict" >> $TMPH
2018

    
2019
if test "$optimize" = "small"; then
2020
  echo "#define always_inline"  >> $TMPH
2021
  echo "#define CONFIG_SMALL 1" >> $TMPH
2022
fi
2023

    
2024
echo "SRC_PATH=\"$source_path\"" >> config.mak
2025
echo "SRC_PATH_BARE=$source_path" >> config.mak
2026
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2027

    
2028
# Apparently it's not possible to portably echo a backslash.
2029
if enabled asmalign_pot; then
2030
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2031
else
2032
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2033
fi
2034

    
2035

    
2036
for part in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST; do
2037
    ucname="`toupper $part`"
2038
    config_name="CONFIG_$ucname"
2039
    enabled_name="ENABLE_$ucname"
2040
    if enabled $part; then
2041
        echo "#define $config_name 1" >> $TMPH
2042
        echo "#define $enabled_name 1" >> $TMPH
2043
        echo "$config_name=yes" >> config.mak
2044
    else
2045
        echo "#define $enabled_name 0" >> $TMPH
2046
    fi
2047
done
2048

    
2049
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2050
if ! cmp -s $TMPH config.h; then
2051
        mv -f $TMPH config.h
2052
else
2053
        echo "config.h is unchanged"
2054
fi
2055

    
2056
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2057

    
2058
# build tree in object directory if source path is different from current one
2059
if enabled source_path_used; then
2060
    DIRS="\
2061
         doc \
2062
         libavformat \
2063
         libavcodec \
2064
         libavcodec/alpha \
2065
         libavcodec/armv4l \
2066
         libavcodec/bfin \
2067
         libavcodec/i386 \
2068
         libavcodec/sparc \
2069
         libavcodec/mlib \
2070
         libavcodec/ppc \
2071
         libpostproc \
2072
         libavutil \
2073
         libswscale \
2074
         tests \
2075
         vhook \
2076
         "
2077
    FILES="\
2078
          Makefile \
2079
          common.mak \
2080
          libavformat/Makefile \
2081
          libavcodec/Makefile \
2082
          libpostproc/Makefile \
2083
          libavutil/Makefile \
2084
          libswscale/Makefile \
2085
          tests/Makefile \
2086
          vhook/Makefile \
2087
          doc/Makefile \
2088
          doc/texi2pod.pl \
2089
          "
2090
    for dir in $DIRS ; do
2091
            mkdir -p $dir
2092
    done
2093
    for f in $FILES ; do
2094
        ln -sf "$source_path/$f" $f
2095
    done
2096
fi
2097

    
2098

    
2099
# build pkg-config files
2100
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2101

    
2102
pkgconfig_generate(){
2103
name=$1
2104
comment=$2
2105
version=$3
2106
libs=$4
2107
requires=$5
2108
include=$6
2109
cat <<EOF >$name.pc
2110
prefix=$PREFIX
2111
exec_prefix=\${prefix}
2112
libdir=\${exec_prefix}/lib
2113
includedir=\${prefix}/include
2114

    
2115
Name: $name
2116
Description: $comment
2117
Version: $version
2118
Requires: $requires
2119
Conflicts:
2120
Libs: -L\${libdir} $libs
2121
Cflags: -I\${includedir} -I\${includedir}/$include
2122
EOF
2123
}
2124

    
2125
pkgconfig_generate_uninstalled(){
2126
name=$1
2127
shortname=${name#lib}
2128
comment=$2
2129
version=$3
2130
libs=$4
2131
requires=$5
2132
cat <<EOF >$name-uninstalled.pc
2133
prefix=
2134
exec_prefix=
2135
libdir=\${pcfiledir}/$name
2136
includedir=\${pcfiledir}/$name
2137

    
2138
Name: $name
2139
Description: $comment
2140
Version: $version
2141
Requires: $requires
2142
Conflicts:
2143
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2144
Cflags: -I\${includedir}
2145
EOF
2146
}
2147

    
2148
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2149
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2150

    
2151
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2152
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2153

    
2154
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2155
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2156

    
2157
if enabled pp; then
2158
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2159
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2160
fi
2161

    
2162
if enabled swscaler; then
2163
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2164
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2165
else
2166
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2167
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2168
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2169
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2170
fi