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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 ""
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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 [$CFLAGS]"
112
  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$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]"
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  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]"
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  echo "  --disable-network        disable network support [default=no]"
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  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"
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  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"
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  echo "  --disable-muxers         disables all muxers"
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  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"
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"
681
h263i_decoder_deps="h263_decoder"
682
mpeg_xvmc_decoder_deps="xvmc"
683
mpeg4_decoder_deps="h263_decoder"
684
msmpeg4v1_decoder_deps="h263_decoder"
685
msmpeg4v2_decoder_deps="h263_decoder"
686
msmpeg4v3_decoder_deps="h263_decoder"
687
png_decoder_deps="zlib"
688
png_encoder_deps="zlib"
689
vc1_decoder_deps="h263_decoder"
690
wmv1_decoder_deps="h263_decoder"
691
wmv2_decoder_deps="h263_decoder"
692
wmv3_decoder_deps="h263_decoder"
693
x264_encoder_deps="x264"
694
xvid_encoder_deps="xvid"
695
zmbv_decoder_deps="zlib"
696
zmbv_encoder_deps="zlib"
697

    
698
# external libraries
699
aac_decoder_deps="libfaad"
700
mpeg4aac_decoder_deps="libfaad"
701
faac_encoder_deps="libfaac"
702
liba52_decoder_deps="liba52"
703
libamr_nb_decoder_deps="libamr_nb"
704
libamr_nb_encoder_deps="libamr_nb"
705
libamr_wb_decoder_deps="libamr_wb"
706
libamr_wb_encoder_deps="libamr_wb"
707
libdts_decoder_deps="libdts"
708
libgsm_decoder_deps="libgsm"
709
libgsm_encoder_deps="libgsm"
710
libgsm_ms_decoder_deps="libgsm"
711
libgsm_ms_encoder_deps="libgsm"
712
libtheora_encoder_deps="libtheora"
713
mp3lame_encoder_deps="libmp3lame"
714
libvorbis_decoder_deps="libvorbis"
715
libvorbis_encoder_deps="libvorbis"
716

    
717
# demuxers / muxers
718
ac3_demuxer_deps="ac3_parser"
719
audio_demuxer_deps_any="audio_oss audio_beos"
720
audio_muxer_deps_any="audio_oss audio_beos"
721
dc1394_demuxer_deps="dc1394"
722
dv1394_demuxer_deps="dv1394"
723
gxf_muxer_deps="gpl"
724
libnut_demuxer_deps="libnut"
725
libnut_muxer_deps="libnut"
726
ogg_muxer_deps="libogg"
727
redir_demuxer_deps="network"
728
rtp_muxer_deps="network mpegts_demuxer"
729
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
730
sdp_demuxer_deps="rtsp_demuxer"
731
v4l2_demuxer_deps="v4l2"
732
video_grab_bktr_demuxer_deps="bktr"
733
video_grab_v4l_demuxer_deps="v4l"
734
x11_grab_device_demuxer_deps="x11grab"
735

    
736
# protocols
737
http_protocol_deps="network"
738
rtp_protocol_deps="udp_protocol"
739
tcp_protocol_deps="network"
740
udp_protocol_deps="network"
741

    
742
# programs
743
ffplay_deps="sdl"
744
ffserver_deps="muxers rtp_protocol"
745

    
746

    
747
# set temporary file name
748
if test ! -z "$TMPDIR" ; then
749
    TMPDIR1="${TMPDIR}"
750
elif test ! -z "$TEMPDIR" ; then
751
    TMPDIR1="${TEMPDIR}"
752
else
753
    TMPDIR1="/tmp"
754
fi
755

    
756
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
757
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
758
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
759
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
760
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
761

    
762
# default parameters
763

    
764
logging="yes"
765
logfile="config.err"
766

    
767
# installation paths
768
PREFIX="/usr/local"
769
libdir='${PREFIX}/lib'
770
shlibdir="$libdir"
771
incdir='${PREFIX}/include/ffmpeg'
772
mandir='${PREFIX}/man'
773
bindir='${PREFIX}/bin'
774

    
775
# toolchain
776
cross_prefix=""
777
cross_compile="no"
778
cc="gcc"
779
ar="ar"
780
ranlib="ranlib"
781
make="make"
782
strip="strip"
783
asmalign_pot="unknown"
784

    
785
# machine
786
arch=`uname -m`
787
cpu="generic"
788
powerpc_perf="no"
789
mmx="default"
790
cmov="no"
791
fast_cmov="no"
792
fast_unaligned="no"
793
armv5te="default"
794
armv6="default"
795
iwmmxt="default"
796
altivec="default"
797
dcbzl="no"
798
mmi="default"
799
bigendian="no"
800

    
801
# OS
802
targetos=$(tolower $(uname -s))
803
beos_netserver="no"
804
os2="no"
805

    
806
# non-library system interfaces
807
audio_beos="default"
808
audio_oss="yes"
809
bktr="yes"
810
dv1394="yes"
811
v4l2="yes"
812
v4l="yes"
813

    
814
# libraries
815
avisynth="no"
816
dc1394="no"
817
dlfcn_h="no"
818
dlopen="no"
819
liba52="no"
820
liba52bin="no"
821
libamr_nb="no"
822
libamr_wb="no"
823
libdts="no"
824
libfaac="no"
825
libfaad2="no"
826
libfaad="no"
827
libfaadbin="no"
828
libgsm="no"
829
libmp3lame="no"
830
libnut="no"
831
libogg="no"
832
libtheora="no"
833
libvorbis="no"
834
mlib="no"
835
x11grab="no"
836
x264="no"
837
xvid="no"
838
zlib="yes"
839

    
840
# configurable options
841
debug="yes"
842
dostrip="yes"
843
extra_warnings="no"
844
ffmpeg="yes"
845
ffplay="yes"
846
ffserver="yes"
847
gpl="no"
848
gprof="no"
849
ipv6="yes"
850
shared="no"
851
static="yes"
852
memalign_hack="no"
853
mpegaudio_hp="yes"
854
network="yes"
855
optimize="yes"
856
pp="no"
857
protocols="yes"
858
swscaler="no"
859
vhook="default"
860

    
861
# threading
862
beosthreads="no"
863
os2threads="no"
864
pthreads="no"
865
w32threads="no"
866
thread_type="no"
867

    
868
# build settings
869
SHFLAGS='-shared -Wl,-soname,$@'
870
VHOOKSHFLAGS='$(SHFLAGS)'
871
LIBOBJFLAGS=""
872
FFLDFLAGS=-Wl,--warn-common
873
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
874
FFSERVERLDFLAGS=-Wl,-E
875
LDCONFIG="ldconfig"
876
LIBPREF="lib"
877
LIBSUF=".a"
878
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
879
SLIBPREF="lib"
880
SLIBSUF=".so"
881
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
882
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
883
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
884
EXESUF=""
885
BUILDSUF=""
886
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
887

    
888
# find source path
889
source_path="`dirname \"$0\"`"
890
source_path_used="yes"
891
if test -z "$source_path" -o "$source_path" = "." ; then
892
    source_path="`pwd`"
893
    source_path_used="no"
894
else
895
    source_path="`cd \"$source_path\"; pwd`"
896
    echo "$source_path" | grep -q '[[:blank:]]' &&
897
      die "Out of tree builds are impossible with whitespace in source path."
898
fi
899

    
900
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
901
    show_help
902
fi
903

    
904
FFMPEG_CONFIGURATION="$@"
905

    
906
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
907
DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
908
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
909
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
910
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
911
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
912

    
913
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST
914

    
915
die_unknown(){
916
    echo "Unknown option \"$1\"."
917
    echo "See $0 --help for available options."
918
    exit 1
919
}
920

    
921
for opt do
922
  optval="${opt#*=}"
923
  case "$opt" in
924
  --log)
925
  ;;
926
  --log=*) logging="$optval"
927
  ;;
928
  --prefix=*) PREFIX="$optval"
929
  ;;
930
  --libdir=*) libdir="$optval"
931
  ;;
932
  --shlibdir=*) shlibdir="$optval"
933
  ;;
934
  --incdir=*) incdir="$optval"
935
  ;;
936
  --mandir=*) mandir="$optval"
937
  ;;
938
  --source-path=*) source_path="$optval"
939
  ;;
940
  --cross-prefix=*) cross_prefix="$optval"
941
  ;;
942
  --cross-compile) cross_compile="yes"
943
  ;;
944
  --target-os=*) targetos="$optval"
945
  ;;
946
  --cc=*) cc="$optval"
947
  ;;
948
  --make=*) make="$optval"
949
  ;;
950
  --extra-cflags=*) add_cflags "$optval"
951
  ;;
952
  --extra-ldflags=*) add_ldflags "$optval"
953
  ;;
954
  --extra-libs=*) add_extralibs "$optval"
955
  ;;
956
  --build-suffix=*) BUILDSUF="$optval"
957
  ;;
958
  --arch=*) arch="$optval"
959
  ;;
960
  --cpu=*) cpu="$optval"
961
  ;;
962
  --disable-opts) optimize="no"
963
  ;;
964
  --enable-small) optimize="small"
965
  ;;
966
  --enable-sunmlib) mlib="yes"
967
  ;;
968
  --disable-strip) dostrip="no"
969
  ;;
970
  --disable-encoders) disable $ENCODER_LIST
971
  ;;
972
  --disable-decoders) disable $DECODER_LIST
973
  ;;
974
  --disable-muxers) disable $MUXER_LIST
975
  ;;
976
  --disable-demuxers) disable $DEMUXER_LIST
977
  ;;
978
  --disable-parsers) disable $PARSER_LIST
979
  ;;
980
  --disable-protocols) disable $PROTOCOL_LIST
981
  ;;
982
  --enable-*=*|--disable-*=*)
983
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
984
  case "$thing" in
985
      encoder|decoder|muxer|demuxer|parser|protocol) $action ${optval}_${thing} ;;
986
      *) die_unknown "$opt" ;;
987
  esac
988
  ;;
989
  --enable-?*|--disable-?*)
990
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
991
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
992
  $action $option
993
  ;;
994
  --help) show_help
995
  ;;
996
  *)
997
  die_unknown $opt
998
  ;;
999
  esac
1000
done
1001

    
1002
case "$arch" in
1003
  i386|i486|i586|i686|i86pc|BePC)
1004
    arch="x86_32"
1005
    enable fast_unaligned
1006
  ;;
1007
  x86_64|amd64)
1008
    arch="x86_32"
1009
    enable fast_unaligned
1010
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1011
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1012
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1013
        arch="x86_64"
1014
        enable fast_64bit
1015
      fi
1016
    fi
1017
  ;;
1018
  # armv4l is a subset of armv[567]*l
1019
  arm|armv[4567]*l)
1020
    arch="armv4l"
1021
  ;;
1022
  alpha)
1023
    arch="alpha"
1024
    enable fast_64bit
1025
  ;;
1026
  "Power Macintosh"|ppc|powerpc)
1027
    arch="powerpc"
1028
  ;;
1029
  ppc64)
1030
    arch="powerpc"
1031
    enable fast_64bit
1032
  ;;
1033
  mips|mipsel|IP*)
1034
    arch="mips"
1035
  ;;
1036
  sun4u|sparc64)
1037
    arch="sparc64"
1038
    enable fast_64bit
1039
  ;;
1040
  sparc)
1041
    arch="sparc"
1042
  ;;
1043
  sh4)
1044
    arch="sh4"
1045
  ;;
1046
  parisc)
1047
    arch="parisc"
1048
  ;;
1049
  parisc64)
1050
    arch="parisc"
1051
    enable fast_64bit
1052
  ;;
1053
  s390|s390x)
1054
    arch="s390"
1055
  ;;
1056
  m68k)
1057
    arch="m68k"
1058
  ;;
1059
  ia64)
1060
    arch="ia64"
1061
    enable fast_64bit
1062
  ;;
1063
  bfin)
1064
    arch="bfin"
1065
  ;;
1066
  *)
1067
    arch="unknown"
1068
  ;;
1069
esac
1070

    
1071
# OS specific
1072
osextralibs="-lm"
1073
case $targetos in
1074
  beos|haiku|zeta)
1075
    PREFIX="$HOME/config"
1076
    # helps building libavcodec
1077
    add_cflags "-DPIC -fomit-frame-pointer"
1078
    # 3 gcc releases known for BeOS, each with ugly bugs
1079
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1080
    case "$gcc_version" in
1081
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1082
        mmx="no"
1083
        ;;
1084
      *20010315*) echo "BeBits gcc"
1085
        add_cflags "-fno-expensive-optimizations"
1086
        ;;
1087
    esac
1088
    LDCONFIG="echo ignoring ldconfig"
1089
    SHFLAGS=-nostart
1090
    # disable Linux things
1091
    dv1394="no"
1092
    # enable BeOS things
1093
    disabled audio_beos || enable_audio_beos
1094
    # no need for libm, but the inet stuff
1095
    # Check for BONE
1096
    # XXX: actually should check for NOT net_server
1097
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1098
        osextralibs="-lbind -lsocket"
1099
    else
1100
        beos_netserver="yes"
1101
        osextralibs="-lnet"
1102
    fi ;;
1103
  sunos)
1104
    dv1394="no"
1105
    FFLDFLAGS=""
1106
    FFSERVERLDFLAGS=""
1107
    SHFLAGS="-shared -Wl,-h,\$@"
1108
    add_extralibs "-lsocket -lnsl"
1109
    ;;
1110
  netbsd)
1111
    dv1394="no"
1112
    add_extralibs "-lossaudio"
1113
    ;;
1114
  openbsd)
1115
    dv1394="no"
1116
    need_memalign="no"
1117
    LIBOBJFLAGS="\$(PIC)"
1118
    LDCONFIG="ldconfig -m \$(shlibdir)"
1119
    SHFLAGS='-shared'
1120
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1121
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1122
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1123
    add_extralibs "-lossaudio"
1124
    ;;
1125
  freebsd)
1126
    dv1394="no"
1127
    need_memalign="no"
1128
    add_cflags "-pthread"
1129
    ;;
1130
  gnu/kfreebsd)
1131
    dv1394="no"
1132
    add_cflags "-pthread"
1133
    ;;
1134
  bsd/os)
1135
    dv1394="no"
1136
    osextralibs="-lpoll -lgnugetopt -lm"
1137
    strip="strip -d"
1138
    ;;
1139
  darwin)
1140
    dv1394="no"
1141
    need_memalign="no"
1142
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1143
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1144
    osextralibs=""
1145
    strip="strip -x"
1146
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1147
    SLIBSUF=".dylib"
1148
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1149
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1150
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1151
    ;;
1152
  mingw32*)
1153
    targetos=mingw32
1154
    shlibdir="$bindir"
1155
    if enabled_all shared static; then
1156
        cat <<EOF
1157
You can only build one library type at once on MinGW.
1158
Specify --disable-static --enable-shared to only build
1159
the shared libraries. To build only the static libraries
1160
you do not need to pass additional options.
1161
EOF
1162
        exit 1
1163
    fi
1164
    dv1394="no"
1165
    ffserver="no"
1166
    network="no"
1167
    SLIBPREF=""
1168
    SLIBSUF=".dll"
1169
    EXESUF=".exe"
1170
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1171
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1172
    SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1173
    SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1174
    SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1175
    add_extralibs -lws2_32
1176
    ;;
1177
  cygwin*)
1178
    targetos=cygwin
1179
    shlibdir="$bindir"
1180
    dv1394="no"
1181
    VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1182
    VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1183
    osextralibs=""
1184
    EXESUF=".exe"
1185
    SLIBPREF="cyg"
1186
    SLIBSUF=".dll"
1187
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1188
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1189
    SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
1190
    ;;
1191
  linux)
1192
    LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1193
    ;;
1194
  irix*)
1195
    targetos=irix
1196
    ranlib="echo ignoring ranlib"
1197
    ;;
1198
  os/2)
1199
    TMPE=$TMPE".exe"
1200
    ar="emxomfar -p128"
1201
    ranlib="echo ignoring ranlib"
1202
    strip="echo ignoring strip"
1203
    add_cflags "-Zomf"
1204
    FFLDFLAGS="-Zomf -Zstack 16384 -s"
1205
    SHFLAGS="-Zdll -Zomf"
1206
    FFSERVERLDFLAGS=""
1207
    LIBPREF=""
1208
    LIBSUF=".lib"
1209
    SLIBPREF=""
1210
    SLIBSUF=".dll"
1211
    EXESUF=".exe"
1212
    osextralibs=""
1213
    pkg_requires=""
1214
    dv1394="no"
1215
    ffserver="no"
1216
    vhook="no"
1217
    os2="yes"
1218
    ;;
1219
  *)
1220
    targetos="${targetos}-UNKNOWN"
1221
    ;;
1222
esac
1223

    
1224
add_extralibs $osextralibs
1225

    
1226
if ! disabled logging ; then
1227
    enabled logging || logfile="$logging"
1228
    echo "# $0 $@" >$logfile
1229
    set >>$logfile
1230
else
1231
    logfile=/dev/null
1232
fi
1233

    
1234
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1235
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1236

    
1237
test -n "$cross_prefix" && cross_compile=yes
1238
cc="${cross_prefix}${cc}"
1239
ar="${cross_prefix}${ar}"
1240
ranlib="${cross_prefix}${ranlib}"
1241
strip="${cross_prefix}${strip}"
1242

    
1243
# we need to build at least one lib type
1244
if disabled_all static shared; then
1245
    cat <<EOF
1246
At least one library type must be built.
1247
Specify --enable-static to build the static libraries or --enable-shared to
1248
build the shared libraries as well. To only build the shared libraries specify
1249
--disable-static in addition to --enable-shared.
1250
EOF
1251
    exit 1;
1252
fi
1253

    
1254
if disabled libogg; then
1255
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1256
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1257
fi
1258

    
1259
if enabled_any libfaad libfaadbin ; then
1260
    if check_header faad.h; then
1261
        check_cc << EOF
1262
#include <faad.h>
1263
#ifndef FAAD2_VERSION
1264
ok faad1
1265
#endif
1266
int main( void ) { return 0; }
1267
EOF
1268
        test $? = 0 && enable libfaad2
1269
    else
1270
        die "FAAD test failed."
1271
    fi
1272
fi
1273

    
1274

    
1275
if disabled gpl ; then
1276
    die_gpl_disabled(){
1277
        name=$1
1278
        shift
1279
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1280
    }
1281
    die_gpl_disabled "The Postprocessing code" pp
1282
    die_gpl_disabled "liba52"                  liba52
1283
    die_gpl_disabled "libxvidcore"             xvid
1284
    die_gpl_disabled "x264"                    x264
1285
    die_gpl_disabled "libdts"                  libdts
1286
    die_gpl_disabled "FAAD2"                   libfaad2
1287
    die_gpl_disabled "The X11 grabber"         x11grab
1288
    die_gpl_disabled "The software scaler"     swscaler
1289
fi
1290

    
1291
# compute MMX state
1292
if test $mmx = "default"; then
1293
    if test $arch = "x86_32" -o $arch = "x86_64"; then
1294
        mmx="yes"
1295
    else
1296
        mmx="no"
1297
    fi
1298
fi
1299

    
1300
test -z "$need_memalign" && need_memalign="$mmx"
1301

    
1302
#Darwin CC versions
1303
needmdynamicnopic="no"
1304
if test $targetos = darwin; then
1305
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1306
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1307
    else
1308
        add_cflags "-no-cpp-precomp -pipe"
1309
        check_cflags "-force_cpusubtype_ALL"
1310
        check_cflags "-Wno-sign-compare"
1311
        disabled shared && needmdynamicnopic="yes"
1312
    fi
1313
fi
1314
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1315

    
1316
disabled optimize || add_cflags -fomit-frame-pointer
1317

    
1318
# Can only do AltiVec on PowerPC
1319
if test $altivec = "default"; then
1320
    if test $arch = "powerpc"; then
1321
        altivec="yes"
1322
    else
1323
        altivec="no"
1324
    fi
1325
fi
1326

    
1327
# Add processor-specific flags
1328
POWERPCMODE="32bits"
1329
if test $cpu != "generic"; then
1330
    warn_altivec(){
1331
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1332
    }
1333
    case $cpu in
1334
        601|ppc601|PowerPC601)
1335
            add_cflags "-mcpu=601"
1336
            warn_altivec enabled PPC601
1337
        ;;
1338
        603*|ppc603*|PowerPC603*)
1339
            add_cflags "-mcpu=603"
1340
            warn_altivec enabled PPC603
1341
        ;;
1342
        604*|ppc604*|PowerPC604*)
1343
            add_cflags "-mcpu=604"
1344
            warn_altivec enabled PPC604
1345
        ;;
1346
        G3|g3|75*|ppc75*|PowerPC75*)
1347
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1348
            warn_altivec enabled PPC75x
1349
        ;;
1350
        G4|g4|745*|ppc745*|PowerPC745*)
1351
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1352
            warn_altivec disabled PPC745x
1353
        ;;
1354
        74*|ppc74*|PowerPC74*)
1355
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1356
            warn_altivec disabled PPC74xx
1357
        ;;
1358
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1359
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1360
            warn_altivec disabled PPC970
1361
            POWERPCMODE="64bits"
1362
        ;;
1363
        # targets that do NOT support conditional mov (cmov)
1364
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1365
            add_cflags "-march=$cpu"
1366
            cmov="no"
1367
        ;;
1368
        # targets that do support conditional mov (cmov)
1369
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1370
            add_cflags "-march=$cpu"
1371
            cmov="yes"
1372
            fast_cmov="yes"
1373
        ;;
1374
        # targets that do support conditional mov but on which it's slow
1375
        pentium4|prescott|nocona)
1376
            add_cflags "-march=$cpu"
1377
            cmov="yes"
1378
            fast_cmov="no"
1379
        ;;
1380
        sparc64)
1381
            add_cflags "-mcpu=v9"
1382
        ;;
1383
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1384
            add_cflags "-mfdpic"
1385
            add_ldflags "-mfdpic"
1386
        ;;
1387
        *)
1388
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1389
        ;;
1390
    esac
1391
fi
1392

    
1393
gnu_make(){
1394
    $1 --version 2>&1 | grep -q GNU
1395
}
1396

    
1397
if ! gnu_make $make; then
1398
    gnu_make gmake && make=gmake || die "GNU make not found."
1399
fi
1400

    
1401
# make sure we can execute files in $TMPDIR
1402
cat >$TMPE 2>>$logfile <<EOF
1403
#! /bin/sh
1404
EOF
1405
chmod +x $TMPE >>$logfile 2>&1
1406
if ! $TMPE >>$logfile 2>&1; then
1407
    cat <<EOF
1408
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1409
variable to another directory and make sure that $TMPDIR1 is not mounted
1410
noexec.
1411
EOF
1412
    die "Sanity test failed."
1413
fi
1414
rm $TMPE
1415

    
1416
# compiler sanity check
1417
check_exec <<EOF
1418
int main(){
1419
    return 0;
1420
}
1421
EOF
1422
if test "$?" != 0; then
1423
    echo "$cc is unable to create an executable file."
1424
    if test -z "$cross_prefix" && disabled cross_compile ; then
1425
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1426
        echo "Only do this if you know what cross compiling means."
1427
    fi
1428
    die "C compiler test failed."
1429
fi
1430

    
1431
if test $arch = "x86_32" -o $arch = "x86_64"; then
1432
    # check whether EBP is available on x86
1433
    # As 'i' is stored on the stack, this program will crash
1434
    # if the base pointer is used to access it because the
1435
    # base pointer is cleared in the inline assembly code.
1436
    check_exec_crash <<EOF && enable ebp_available
1437
    volatile int i=0;
1438
    asm volatile (
1439
        "xorl %%ebp, %%ebp"
1440
    ::: "%ebp");
1441
    return i;
1442
EOF
1443

    
1444
    # check wether EBX is available on x86
1445
    check_cc <<EOF && enable ebx_available
1446
int main(){
1447
    asm volatile ("":::"%ebx");
1448
}
1449
EOF
1450
fi
1451

    
1452
# check for assembler specific support
1453

    
1454
if test $arch = "powerpc"; then
1455
check_cc <<EOF && dcbzl=yes
1456
int main(void) {
1457
    register long zero = 0;
1458
    char data[1024];
1459
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1460
return 0;
1461
}
1462
EOF
1463
fi
1464

    
1465
# check for SIMD availability
1466

    
1467
# AltiVec flags: The FSF version of GCC differs from the Apple version
1468
if test $arch = "powerpc"; then
1469
    if enabled altivec; then
1470
        if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1471
            add_cflags "-faltivec"
1472
        else
1473
            add_cflags "-maltivec -mabi=altivec"
1474
        fi
1475
    fi
1476
fi
1477

    
1478
check_header altivec.h
1479

    
1480
# check if our compiler supports Motorola AltiVec C API
1481
if enabled altivec; then
1482
    if enabled altivec_h; then
1483
        inc_altivec_h="#include <altivec.h>"
1484
    else
1485
        inc_altivec_h=
1486
    fi
1487
    check_cc <<EOF || altivec=no
1488
$inc_altivec_h
1489
int main(void) {
1490
    vector signed int v1, v2, v3;
1491
    v1 = vec_add(v2,v3);
1492
    return 0;
1493
}
1494
EOF
1495
fi
1496

    
1497
# check armv5te instructions support
1498
if test $armv5te = "default" -a $arch = "armv4l"; then
1499
    armv5te=no
1500
    check_cc <<EOF && armv5te=yes
1501
        int main(void) {
1502
        __asm__ __volatile__ ("qadd r0, r0, r0");
1503
        }
1504
EOF
1505
fi
1506

    
1507
if test $armv6 = "default" -a $arch = "armv4l"; then
1508
    check_cc <<EOF && armv6=yes || armv6=no
1509
int main(void) {
1510
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1511
}
1512
EOF
1513
fi
1514

    
1515
# check iwmmxt support
1516
if test $iwmmxt = "default" -a $arch = "armv4l"; then
1517
    iwmmxt=no
1518
    check_cc <<EOF && iwmmxt=yes
1519
        int main(void) {
1520
        __asm__ __volatile__ ("wunpckelub wr6, wr4");
1521
        }
1522
EOF
1523
fi
1524

    
1525
# mmi only available on mips
1526
if test $mmi = "default"; then
1527
    if test $arch = "mips"; then
1528
        mmi="yes"
1529
    else
1530
        mmi="no"
1531
    fi
1532
fi
1533

    
1534
# check if our compiler supports mmi
1535
enabled mmi && check_cc <<EOF || mmi="no"
1536
int main(void) {
1537
    __asm__ ("lq \$2, 0(\$2)");
1538
    return 0;
1539
}
1540
EOF
1541

    
1542
# ---
1543
# big/little-endian test
1544
if disabled cross_compile; then
1545
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1546
#include <inttypes.h>
1547
int main(int argc, char ** argv){
1548
        volatile uint32_t i=0x01234567;
1549
        return (*((uint8_t*)(&i))) == 0x67;
1550
}
1551
EOF
1552
else
1553
    # programs cannot be launched if cross compiling, so make a static guess
1554
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1555
        bigendian="yes"
1556
    fi
1557
fi
1558

    
1559
# ---
1560
# check availability of some header files
1561

    
1562
check_header malloc.h
1563
check_func memalign
1564

    
1565
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1566
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1567
fi
1568

    
1569
check_header byteswap.h
1570

    
1571
check_header arpa/inet.h
1572

    
1573
check_func inet_aton
1574
check_func localtime_r
1575
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1576

    
1577
# ffserver uses poll(),
1578
# if it's not found we can emulate it using select().
1579
if enabled ffserver; then
1580
    check_header sys/poll.h
1581
fi
1582

    
1583
# check for some common methods of building with pthread support
1584
# do this before the optional library checks as some of them require pthreads
1585
if enabled pthreads; then
1586
    if check_func pthread_create; then
1587
        :
1588
    elif check_func pthread_create -pthread; then
1589
        add_cflags -pthread
1590
        add_ldflags -pthread
1591
    elif check_func pthread_create -pthreads; then
1592
        add_cflags -pthreads
1593
        add_ldflags -pthreads
1594
    elif ! check_lib pthread.h pthread_create -lpthread; then
1595
        die "ERROR: can't find pthreads library"
1596
    fi
1597
fi
1598

    
1599
for thread in $THREADS_LIST; do
1600
    if enabled $thread; then
1601
        if ! disabled thread_type ; then
1602
            die "ERROR: Only one thread type must be selected."
1603
        else
1604
            thread_type="$thread"
1605
        fi
1606
    fi
1607
done
1608

    
1609
enabled_any libamr_nb libamr_wb && enable libamr
1610

    
1611
# these are off by default, so fail if requested and not available
1612
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1613
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1614
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1615
enabled libdts     && require libdts dts.h dts_init -ldts -lm
1616
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1617
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1618
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1619
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1620
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1621
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1622
enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1623
enabled x264       && require x264 x264.h x264_encoder_open -lx264
1624
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1625
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1626
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1627
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1628
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1629

    
1630
# test for lrintf in math.h
1631
check_exec <<EOF && lrintf=yes || lrintf=no
1632
#define _ISOC9X_SOURCE  1
1633
#include <math.h>
1634
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1635
EOF
1636

    
1637
_restrict=
1638
for restrict_keyword in restrict __restrict__ __restrict; do
1639
    check_cc <<EOF && _restrict=$restrict_keyword && break
1640
void foo(char * $restrict_keyword p);
1641
EOF
1642
done
1643

    
1644
# dlopen/dlfcn.h probing
1645

    
1646
check_header dlfcn.h
1647

    
1648
if check_func dlopen; then
1649
    ldl=
1650
elif check_func dlopen -ldl; then
1651
    ldl=-ldl
1652
fi
1653

    
1654
test "$vhook" = "default" && vhook="$dlopen"
1655

    
1656
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1657

    
1658
if test "$targetos" = cygwin && enabled static ; then
1659
    vhook="no"
1660
    echo
1661
    echo "At the moment vhooks don't work on Cygwin static builds."
1662
    echo "Patches welcome."
1663
    echo
1664
fi
1665

    
1666
if enabled vhook; then
1667
    check_ldflags -rdynamic
1668
    check_ldflags -export-dynamic
1669
fi
1670

    
1671
enabled audio_beos && add_extralibs "-lmedia -lbe"
1672

    
1673
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1674
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1675

    
1676
##########################################
1677
# SDL check
1678

    
1679
sdl_too_old=no
1680
sdl=no
1681
SDL_CONFIG="${cross_prefix}sdl-config"
1682
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1683
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1684
    temp_cflags $sdl_cflags
1685
    temp_extralibs `"${SDL_CONFIG}" --libs`
1686
    if check_lib SDL.h SDL_Init; then
1687
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1688
        if test "$_sdlversion" -lt 121 ; then
1689
            sdl_too_old=yes
1690
        else
1691
            sdl=yes
1692
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1693
#include <SDL.h>
1694
int main(void){
1695
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1696
    int w = vi->current_w;
1697
    return 0;
1698
}
1699
EOF
1700
        fi
1701
    fi
1702
    restore_flags
1703
fi
1704

    
1705
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1706

    
1707
##########################################
1708
# IPv6 check
1709

    
1710
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1711
#include <sys/types.h>
1712
#include <sys/socket.h>
1713
#include <netinet/in.h>
1714
#include <netdb.h>
1715
int main( void ) {
1716
  struct sockaddr_storage saddr;
1717
  struct ipv6_mreq mreq6;
1718
  getaddrinfo(0,0,0,0);
1719
  getnameinfo(0,0,0,0,0,0,0);
1720
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1721
}
1722
EOF
1723

    
1724
enabled v4l  && check_header linux/videodev.h  || disable v4l
1725
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1726

    
1727
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1728
if enabled bktr; then
1729
    { check_header dev/bktr/ioctl_meteor.h &&
1730
      check_header dev/bktr/ioctl_bt848.h; } ||
1731
    { check_header machine/ioctl_meteor.h &&
1732
      check_header machine/ioctl_bt848.h; } ||
1733
    { check_header dev/video/meteor/ioctl_meteor.h &&
1734
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1735
    check_header dev/ic/bt8xx.h ||
1736
    disable bktr
1737
fi
1738

    
1739
enabled audio_oss &&
1740
    check_header sys/soundcard.h ||
1741
    check_header soundcard.h ||
1742
    disable audio_oss
1743

    
1744
# Deal with the x11 frame grabber
1745
enabled x11grab                         &&
1746
enabled gpl                             &&
1747
enabled x11_grab_device_demuxer         &&
1748
check_header X11/Xlib.h                 &&
1749
check_header X11/extensions/XShm.h      &&
1750
check_func XOpenDisplay -lX11           &&
1751
check_func XShmCreateImage -lX11 -lXext &&
1752
add_extralibs -lX11 -lXext              ||
1753
disable x11_grab_device_demuxer
1754

    
1755
enabled debug && add_cflags -g
1756

    
1757
# add some useful compiler flags if supported
1758
check_cflags -Wdeclaration-after-statement
1759
check_cflags -Wall
1760
check_cflags -Wno-switch
1761
check_cflags -Wdisabled-optimization
1762
check_cflags -Wpointer-arith
1763
check_cflags -Wredundant-decls
1764
check_cflags -Wno-pointer-sign
1765
enabled extra_warnings && check_cflags -Winline
1766

    
1767
# add some linker flags
1768
check_ldflags $LDLATEFLAGS
1769

    
1770
# not all compilers support -Os
1771
test "$optimize" = "small" && check_cflags -Os
1772

    
1773
if enabled optimize; then
1774
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1775
        add_cflags  "-O5"
1776
        add_ldflags "-O5"
1777
    else
1778
        add_cflags "-O3"
1779
    fi
1780
fi
1781

    
1782
# PIC flags for shared library objects where they are needed
1783
if enabled shared; then
1784
    # LIBOBJFLAGS may have already been set in the OS configuration
1785
    if test -z "$LIBOBJFLAGS" ; then
1786
        case "$arch" in
1787
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1788
        esac
1789
    fi
1790
fi
1791

    
1792
if enabled gprof; then
1793
    add_cflags  "-p"
1794
    add_ldflags "-p"
1795
fi
1796

    
1797
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1798

    
1799
# find if .align arg is power-of-two or not
1800
if test $asmalign_pot = "unknown"; then
1801
    asmalign_pot="no"
1802
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1803
fi
1804

    
1805
enabled_any $ENCODER_LIST  && enable encoders
1806
enabled_any $DECODER_LIST  && enable decoders
1807
enabled_any $MUXER_LIST    && enable muxers
1808
enabled_any $DEMUXER_LIST  && enable demuxers
1809
enabled_any $PROTOCOL_LIST && enable protocols
1810

    
1811
enabled_any $THREADS_LIST  && enable threads
1812

    
1813
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1814
    $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1815

    
1816
enabled libogg    && append pkg_requires "ogg >= 1.1"
1817
enabled libtheora && append pkg_requires "theora"
1818
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1819
enabled dc1394    && append pkg_requires "libraw1394"
1820

    
1821
echo "install prefix            $PREFIX"
1822
echo "source path               $source_path"
1823
echo "C compiler                $cc"
1824
echo "make                      $make"
1825
echo ".align is power-of-two    $asmalign_pot"
1826
echo "ARCH                      $arch ($cpu)"
1827
if test "$BUILDSUF" != ""; then
1828
    echo "build suffix              $BUILDSUF"
1829
fi
1830
echo "big-endian                $bigendian"
1831
if test $arch = "x86_32" -o $arch = "x86_64"; then
1832
    echo "MMX enabled               $mmx"
1833
    echo "CMOV enabled              $cmov"
1834
    echo "CMOV is fast              $fast_cmov"
1835
fi
1836
if test $arch = "armv4l"; then
1837
    echo "ARMv5TE enabled           $armv5te"
1838
    echo "ARMv6 enabled             $armv6"
1839
    echo "IWMMXT enabled            $iwmmxt"
1840
fi
1841
if test $arch = "mips"; then
1842
    echo "MMI enabled               $mmi"
1843
fi
1844
if test $arch = "powerpc"; then
1845
    echo "AltiVec enabled           $altivec"
1846
    echo "dcbzl available           $dcbzl"
1847
fi
1848
echo "gprof enabled             $gprof"
1849
echo "debug symbols             $debug"
1850
echo "strip symbols             $dostrip"
1851
echo "optimize                  $optimize"
1852
echo "static                    $static"
1853
echo "shared                    $shared"
1854
echo "postprocessing support    $pp"
1855
echo "software scaler enabled   $swscaler"
1856
echo "video hooking             $vhook"
1857
if enabled vhook; then
1858
    echo "Imlib2 support            $imlib2"
1859
    echo "FreeType support          $freetype2"
1860
fi
1861
echo "network support           $network"
1862
if enabled network; then
1863
    echo "IPv6 support              $ipv6"
1864
fi
1865
echo "threading support         $thread_type"
1866
echo "SDL support               $sdl"
1867
if enabled sdl_too_old; then
1868
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1869
fi
1870
echo "Sun medialib support      $mlib"
1871
echo "AVISynth enabled          $avisynth"
1872
echo "liba52 support            $liba52"
1873
echo "liba52 dlopened           $liba52bin"
1874
echo "libamr-nb support         $libamr_nb"
1875
echo "libamr-wb support         $libamr_wb"
1876
echo "libdts support            $libdts"
1877
echo "libfaac enabled           $libfaac"
1878
echo "libfaad enabled           $libfaad"
1879
echo "faadbin enabled           $libfaadbin"
1880
echo "libgsm enabled            $libgsm"
1881
echo "libmp3lame enabled        $libmp3lame"
1882
echo "libnut enabled            $libnut"
1883
echo "libogg enabled            $libogg"
1884
echo "libtheora enabled         $libtheora"
1885
echo "libvorbis enabled         $libvorbis"
1886
echo "x264 enabled              $x264"
1887
echo "XviD enabled              $xvid"
1888
echo "zlib enabled              $zlib"
1889
if disabled gpl; then
1890
    echo "License: LGPL"
1891
else
1892
    echo "License: GPL"
1893
fi
1894

    
1895
echo "Creating config.mak and config.h..."
1896

    
1897
echo "# Automatically generated by configure - do not modify!" > config.mak
1898
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1899
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1900

    
1901
echo "PREFIX=$PREFIX" >> config.mak
1902
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1903
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1904
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1905
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1906
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1907
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1908
echo "MAKE=$make" >> config.mak
1909
echo "CC=$cc" >> config.mak
1910
echo "AR=$ar" >> config.mak
1911
echo "RANLIB=$ranlib" >> config.mak
1912
if enabled dostrip; then
1913
    echo "STRIP=$strip" >> config.mak
1914
else
1915
    echo "STRIP=echo ignoring strip" >> config.mak
1916
fi
1917

    
1918
echo "OPTFLAGS=$CFLAGS" >> config.mak
1919
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1920
echo "LDFLAGS=$LDFLAGS" >> config.mak
1921
echo "LDCONFIG=$LDCONFIG" >> config.mak
1922
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1923
echo "SHFLAGS=$SHFLAGS" >> config.mak
1924
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1925
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1926
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1927
echo "BUILD_STATIC=$static" >> config.mak
1928
echo "BUILDSUF=$BUILDSUF" >> config.mak
1929
echo "LIBPREF=$LIBPREF" >> config.mak
1930
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1931
if enabled static; then
1932
  echo "LIB=$LIB" >> config.mak
1933
else # Some Make complain if this variable does not exist.
1934
  echo "LIB=" >> config.mak
1935
fi
1936
echo "SLIBPREF=$SLIBPREF" >> config.mak
1937
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1938
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1939

    
1940
ucarch=`toupper $arch`
1941
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1942
echo "#define ARCH_${ucarch} 1" >> $TMPH
1943

    
1944
# special cases
1945
case "$arch" in
1946
    x86_32|x86_64)
1947
        echo "TARGET_ARCH_X86=yes" >> config.mak
1948
        echo "#define ARCH_X86 1" >> $TMPH
1949
        ;;
1950
    powerpc)
1951
        if test "$POWERPCMODE" = "64bits"; then
1952
            echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1953
        fi
1954
        ;;
1955
    sparc64)
1956
        echo "TARGET_ARCH_SPARC=yes" >> config.mak
1957
        echo "#define ARCH_SPARC 1" >> $TMPH
1958
        ;;
1959
esac
1960

    
1961
if enabled bigendian; then
1962
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1963
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1964
fi
1965
if enabled mmx; then
1966
  echo "#define __CPU__ 586" >> $TMPH
1967
fi
1968

    
1969
if enabled sdl; then
1970
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1971
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1972
fi
1973
if enabled texi2html; then
1974
  echo "BUILD_DOC=yes" >> config.mak
1975
fi
1976

    
1977
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1978
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1979
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1980
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1981
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1982

    
1983

    
1984

    
1985
if enabled shared; then
1986
  echo "BUILD_SHARED=yes" >> config.mak
1987
  echo "PIC=-fPIC -DPIC" >> config.mak
1988
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1989
  echo "SPPVERSION=$pp_version" >> config.mak
1990
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1991
  echo "LAVCVERSION=$lavc_version" >> config.mak
1992
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1993
  echo "LAVFVERSION=$lavf_version" >> config.mak
1994
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1995
  echo "LAVUVERSION=$lavu_version" >> config.mak
1996
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1997
  echo "SWSVERSION=$sws_version" >> config.mak
1998
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
1999
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2000
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2001
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2002
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2003
fi
2004
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2005
echo "EXTRALIBS=$extralibs" >> config.mak
2006

    
2007
print_config HAVE_   $TMPH config.mak $HAVE_LIST
2008
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2009
print_config TARGET_ $TMPH config.mak $TARGET_LIST
2010

    
2011
if test "$targetos" = darwin; then
2012
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
2013
fi
2014

    
2015
echo "#define restrict $_restrict" >> $TMPH
2016

    
2017
if test "$optimize" = "small"; then
2018
  echo "#define always_inline"  >> $TMPH
2019
  echo "#define CONFIG_SMALL 1" >> $TMPH
2020
fi
2021

    
2022
echo "SRC_PATH=\"$source_path\"" >> config.mak
2023
echo "SRC_PATH_BARE=$source_path" >> config.mak
2024
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2025

    
2026
# Apparently it's not possible to portably echo a backslash.
2027
if enabled asmalign_pot; then
2028
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2029
else
2030
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2031
fi
2032

    
2033

    
2034
for part in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST; do
2035
    ucname="`toupper $part`"
2036
    config_name="CONFIG_$ucname"
2037
    enabled_name="ENABLE_$ucname"
2038
    if enabled $part; then
2039
        echo "#define $config_name 1" >> $TMPH
2040
        echo "#define $enabled_name 1" >> $TMPH
2041
        echo "$config_name=yes" >> config.mak
2042
    else
2043
        echo "#define $enabled_name 0" >> $TMPH
2044
    fi
2045
done
2046

    
2047
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2048
if ! cmp -s $TMPH config.h; then
2049
        mv -f $TMPH config.h
2050
else
2051
        echo "config.h is unchanged"
2052
fi
2053

    
2054
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2055

    
2056
# build tree in object directory if source path is different from current one
2057
if enabled source_path_used; then
2058
    DIRS="\
2059
         doc \
2060
         libavformat \
2061
         libavcodec \
2062
         libavcodec/alpha \
2063
         libavcodec/armv4l \
2064
         libavcodec/bfin \
2065
         libavcodec/i386 \
2066
         libavcodec/sparc \
2067
         libavcodec/mlib \
2068
         libavcodec/ppc \
2069
         libpostproc \
2070
         libavutil \
2071
         libswscale \
2072
         tests \
2073
         vhook \
2074
         "
2075
    FILES="\
2076
          Makefile \
2077
          common.mak \
2078
          libavformat/Makefile \
2079
          libavcodec/Makefile \
2080
          libpostproc/Makefile \
2081
          libavutil/Makefile \
2082
          libswscale/Makefile \
2083
          tests/Makefile \
2084
          vhook/Makefile \
2085
          doc/Makefile \
2086
          doc/texi2pod.pl \
2087
          "
2088
    for dir in $DIRS ; do
2089
            mkdir -p $dir
2090
    done
2091
    for f in $FILES ; do
2092
        ln -sf "$source_path/$f" $f
2093
    done
2094
fi
2095

    
2096

    
2097
# build pkg-config files
2098
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2099

    
2100
pkgconfig_generate(){
2101
name=$1
2102
comment=$2
2103
version=$3
2104
libs=$4
2105
requires=$5
2106
include=$6
2107
cat <<EOF >$name.pc
2108
prefix=$PREFIX
2109
exec_prefix=\${prefix}
2110
libdir=\${exec_prefix}/lib
2111
includedir=\${prefix}/include
2112

    
2113
Name: $name
2114
Description: $comment
2115
Version: $version
2116
Requires: $requires
2117
Conflicts:
2118
Libs: -L\${libdir} $libs
2119
Cflags: -I\${includedir} -I\${includedir}/$include
2120
EOF
2121
}
2122

    
2123
pkgconfig_generate_uninstalled(){
2124
name=$1
2125
shortname=${name#lib}
2126
comment=$2
2127
version=$3
2128
libs=$4
2129
requires=$5
2130
cat <<EOF >$name-uninstalled.pc
2131
prefix=
2132
exec_prefix=
2133
libdir=\${pcfiledir}/$name
2134
includedir=\${pcfiledir}/$name
2135

    
2136
Name: $name
2137
Description: $comment
2138
Version: $version
2139
Requires: $requires
2140
Conflicts:
2141
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2142
Cflags: -I\${includedir}
2143
EOF
2144
}
2145

    
2146
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2147
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2148

    
2149
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2150
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2151

    
2152
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2153
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2154

    
2155
if enabled pp; then
2156
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2157
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2158
fi
2159

    
2160
if enabled swscaler; then
2161
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2162
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2163
else
2164
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2165
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2166
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2167
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2168
fi