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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 [$cross_prefix]"
107
  echo "  --cross-compile          assume a cross-compiler is used"
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  echo "  --target-os=OS           compiler targets OS [$targetos]"
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  echo "  --cc=CC                  use C compiler CC [$cc]"
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  echo "  --make=MAKE              use specified make [$make]"
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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 [$ELIBS]"
114
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
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  echo "  --arch=ARCH              select architecture  [$arch]"
116
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
117
  echo "                           instruction selection, may crash on older CPUs)"
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  echo "  --enable-powerpc-perf    enable performance report on PPC"
119
  echo "                           (requires enabling PMC)"
120
  echo "  --disable-mmx            disable MMX usage"
121
  echo "  --disable-armv5te        disable armv5te usage"
122
  echo "  --disable-armv6          disable armv6 usage"
123
  echo "  --disable-iwmmxt         disable iwmmxt usage"
124
  echo "  --disable-altivec        disable AltiVec usage"
125
  echo "  --disable-audio-oss      disable OSS audio support [default=no]"
126
  echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
127
  echo "  --disable-v4l            disable video4linux grabbing [default=no]"
128
  echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
129
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
130
  echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
131
  echo "  --disable-network        disable network support [default=no]"
132
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
133
  echo "  --disable-zlib           disable zlib [default=no]"
134
  echo "  --disable-vhook          disable video hooking support"
135
  echo "  --disable-debug          disable debugging symbols"
136
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
137
  echo "                           MPEG audio decoding [default=no]"
138
  echo "  --disable-ffmpeg         disable ffmpeg build"
139
  echo "  --disable-ffserver       disable ffserver build"
140
  echo "  --disable-ffplay         disable ffplay build"
141
  echo "  --enable-small           optimize for size instead of speed"
142
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
143
  echo "  --disable-encoder=NAME   disables encoder NAME"
144
  echo "  --enable-encoder=NAME    enables encoder NAME"
145
  echo "  --disable-decoder=NAME   disables decoder NAME"
146
  echo "  --enable-decoder=NAME    enables decoder NAME"
147
  echo "  --disable-encoders       disables all encoders"
148
  echo "  --disable-decoders       disables all decoders"
149
  echo "  --disable-muxer=NAME     disables muxer NAME"
150
  echo "  --enable-muxer=NAME      enables muxer NAME"
151
  echo "  --disable-muxers         disables all muxers"
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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-bsf=NAME        enables bitstream filter NAME"
159
  echo "  --disable-bsf=NAME       disables bitstream filter NAME"
160
  echo "  --disable-bsfs           disables all bitstream filters"
161
  echo "  --enable-protocol=NAME   enables protocol NAME"
162
  echo "  --disable-protocol=NAME  disables protocol NAME"
163
  echo "  --disable-protocols      disables all protocols"
164
  echo
165
  echo "Developer options (useful when working on FFmpeg itself):"
166
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
167
  echo "  --disable-opts           disable compiler optimizations"
168
  echo "  --enable-extra-warnings  enable more compiler warnings"
169
  echo "  --disable-strip          disable stripping of executables and shared libraries"
170
  echo ""
171
  echo "NOTE: Object files are built at the place where configure is launched."
172
  exit 1
173
}
174

    
175
log(){
176
    echo "$@" >>$logfile
177
}
178

    
179
log_file(){
180
    log BEGIN $1
181
    cat -n $1 >>$logfile
182
    log END $1
183
}
184

    
185
echolog(){
186
    log "$@"
187
    echo "$@"
188
}
189

    
190
die(){
191
    echolog "$@"
192
    cat <<EOF
193
If you think configure made a mistake, make sure you are using the latest
194
version from SVN.  If the latest version fails, report the problem to the
195
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
196
EOF
197
    if enabled logging; then
198
        cat <<EOF
199
Include the log file "$logfile" produced by configure as this will help
200
solving the problem.
201
EOF
202
    else
203
cat <<EOF
204
Rerun configure with logging enabled (do not use --log=no), and include the
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log this produces with your report.
206
EOF
207
    fi
208
    rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
209
    exit 1
210
}
211

    
212
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
213
toupper(){
214
    echo "$@" | tr '[a-z]' '[A-Z]'
215
}
216

    
217
tolower(){
218
    echo "$@" | tr '[A-Z]' '[a-z]'
219
}
220

    
221
set_all(){
222
    value=$1
223
    shift
224
    for var in $*; do
225
        eval $var=$value
226
    done
227
}
228

    
229
pushvar(){
230
    for var in $*; do
231
        eval level=\${${var}_level:=0}
232
        eval ${var}_${level}="\$$var"
233
        eval ${var}_level=$(($level+1))
234
    done
235
}
236

    
237
popvar(){
238
    for var in $*; do
239
        eval level=\${${var}_level:-0}
240
        test $level = 0 && continue
241
        eval level=$(($level-1))
242
        eval $var="\${${var}_${level}}"
243
        eval ${var}_level=$level
244
        eval unset ${var}_${level}
245
    done
246
}
247

    
248
enable(){
249
    set_all yes $*
250
}
251

    
252
disable(){
253
    set_all no $*
254
}
255

    
256
enabled(){
257
    eval test "x\$$1" = "xyes"
258
}
259

    
260
disabled(){
261
    eval test "x\$$1" = "xno"
262
}
263

    
264
enabled_all(){
265
    for opt; do
266
        enabled $opt || return 1
267
    done
268
}
269

    
270
disabled_all(){
271
    for opt; do
272
        disabled $opt || return 1
273
    done
274
}
275

    
276
enabled_any(){
277
    for opt; do
278
        enabled $opt && return 0
279
    done
280
}
281

    
282
disabled_any(){
283
    for opt; do
284
        disabled $opt && return 0
285
    done
286
}
287

    
288
check_deps(){
289
    for cfg; do
290
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
291
        disabled ${cfg}_checking && continue
292
        enable ${cfg}_checking
293

    
294
        eval dep_all="\$${cfg}_deps"
295
        eval dep_any="\$${cfg}_deps_any"
296

    
297
        pushvar cfg dep_all dep_any
298
        check_deps $dep_all $dep_any
299
        popvar cfg dep_all dep_any
300

    
301
        enabled_all $dep_all || disable $cfg
302
        enabled_any $dep_any || disable $cfg
303

    
304
        disable ${cfg}_checking
305
    done
306
}
307

    
308
print_config(){
309
    pfx=$1
310
    header=$2
311
    makefile=$3
312
    shift 3
313
    for cfg; do
314
        if enabled $cfg; then
315
            ucname="${pfx}`toupper $cfg`"
316
            echo "#define ${ucname} 1" >> $header
317
            echo "${ucname}=yes" >> $makefile
318
        fi
319
    done
320
}
321

    
322
flags_saved(){
323
    (: ${SAVE_CFLAGS?}) 2>/dev/null
324
}
325

    
326
save_flags(){
327
    flags_saved && return
328
    SAVE_CFLAGS="$CFLAGS"
329
    SAVE_LDFLAGS="$LDFLAGS"
330
    SAVE_extralibs="$extralibs"
331
}
332

    
333
restore_flags(){
334
    flags_saved || return
335
    CFLAGS="$SAVE_CFLAGS"
336
    LDFLAGS="$SAVE_LDFLAGS"
337
    extralibs="$SAVE_extralibs"
338
    unset SAVE_CFLAGS
339
    unset SAVE_LDFLAGS
340
    unset SAVE_extralibs
341
}
342

    
343
temp_cflags(){
344
    save_flags
345
    CFLAGS="$CFLAGS $*"
346
}
347

    
348
temp_ldflags(){
349
    save_flags
350
    LDFLAGS="$LDFLAGS $*"
351
}
352

    
353
temp_extralibs(){
354
    save_flags
355
    extralibs="$extralibs $*"
356
}
357

    
358
append(){
359
    var=$1
360
    shift
361
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
362
    eval "$var=\"\$$var $*\""
363
}
364

    
365
add_cflags(){
366
    append CFLAGS "$@"
367
}
368

    
369
add_ldflags(){
370
    append LDFLAGS "$@"
371
}
372

    
373
add_extralibs(){
374
    append extralibs "$@"
375
}
376

    
377
check_cmd(){
378
    log "$@"
379
    "$@" >>$logfile 2>&1
380
}
381

    
382
check_cc(){
383
    log check_cc "$@"
384
    cat >$TMPC
385
    log_file $TMPC
386
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
387
}
388

    
389
check_cpp(){
390
    log check_cpp "$@"
391
    cat >$TMPC
392
    log_file $TMPC
393
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
394
}
395

    
396
check_ld(){
397
    log check_ld "$@"
398
    check_cc || return
399
    check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
400
}
401

    
402
check_cflags(){
403
    log check_cflags "$@"
404
    check_cc "$@" <<EOF && add_cflags "$@"
405
int x;
406
EOF
407
}
408

    
409
check_ldflags(){
410
    log check_ldflags "$@"
411
    check_ld "$@" <<EOF && add_ldflags "$@"
412
int main(){
413
    return 0;
414
}
415
EOF
416
}
417

    
418
check_header(){
419
    log check_header "$@"
420
    header=$1
421
    shift
422
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
423
    disable $var
424
    check_cpp "$@" <<EOF && enable $var
425
#include <$header>
426
int x;
427
EOF
428
}
429

    
430
check_func(){
431
    log check_func "$@"
432
    func=$1
433
    shift
434
    disable $func
435
    check_ld "$@" <<EOF && enable $func
436
extern int $func();
437
int main(){
438
    $func();
439
}
440
EOF
441
}
442

    
443
check_func2(){
444
    log check_func2 "$@"
445
    headers=$1
446
    func=$2
447
    shift 2
448
    disable $func
449
    incs=""
450
    for hdr in $headers; do
451
        incs="$incs
452
#include <$hdr>"
453
    done
454
    check_ld "$@" <<EOF && enable $func
455
$incs
456
int main(){
457
    (void) $func;
458
    return 0;
459
}
460
EOF
461
}
462

    
463
check_lib(){
464
    log check_lib "$@"
465
    header="$1"
466
    func="$2"
467
    shift 2
468
    temp_extralibs "$@"
469
    check_header $header && check_func $func && add_extralibs "$@"
470
    err=$?
471
    restore_flags
472
    return $err
473
}
474

    
475
check_lib2(){
476
    log check_lib2 "$@"
477
    headers="$1"
478
    func="$2"
479
    shift 2
480
    temp_extralibs "$@"
481
    check_func2 "$headers" $func && add_extralibs "$@"
482
    err=$?
483
    restore_flags
484
    return $err
485
}
486

    
487
check_exec(){
488
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
489
}
490

    
491
check_exec_crash(){
492
    code=`cat`
493

    
494
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
495
    # are safe but may not be available everywhere.  Thus we use
496
    # raise(SIGTERM) instead.  The check is run in a subshell so we
497
    # can redirect the "Terminated" message from the shell.  SIGBUS
498
    # is not defined by standard C so it is used conditionally.
499

    
500
    (check_exec "$@") >>$logfile 2>&1 <<EOF
501
#include <signal.h>
502
static void sighandler(int sig){
503
    raise(SIGTERM);
504
}
505
int main(){
506
    signal(SIGILL, sighandler);
507
    signal(SIGFPE, sighandler);
508
    signal(SIGSEGV, sighandler);
509
#ifdef SIGBUS
510
    signal(SIGBUS, sighandler);
511
#endif
512
    { $code }
513
}
514
EOF
515
}
516

    
517
require(){
518
    name="$1"
519
    header="$2"
520
    func="$3"
521
    shift 3
522
    check_lib $header $func "$@" || die "ERROR: $name not found"
523
}
524

    
525
require2(){
526
    name="$1"
527
    headers="$2"
528
    func="$3"
529
    shift 3
530
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
531
}
532

    
533
check_foo_config(){
534
    cfg=$1
535
    pkg=$2
536
    header=$3
537
    func=$4
538
    shift 4
539
    disable $cfg
540
    check_cmd ${pkg}-config --version
541
    err=$?
542
    if test "$err" = 0; then
543
        temp_cflags `${pkg}-config --cflags`
544
        temp_extralibs `${pkg}-config --libs`
545
        check_lib "$@" $header $func && enable $cfg
546
    fi
547
    return $err
548
}
549

    
550
apply(){
551
    file=$1
552
    shift
553
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
554
}
555

    
556
CONFIG_LIST='
557
    encoders
558
    decoders
559
    parsers
560
    bsfs
561
    muxers
562
    demuxers
563
    audio_beos
564
    audio_oss
565
    avisynth
566
    beos_netserver
567
    bktr
568
    dc1394
569
    dv1394
570
    ffmpeg
571
    ffplay
572
    ffserver
573
    gpl
574
    gprof
575
    ipv6
576
    liba52
577
    liba52bin
578
    libamr
579
    libamr_nb
580
    libamr_wb
581
    libdts
582
    libfaac
583
    libfaad
584
    libfaadbin
585
    libgsm
586
    libmp3lame
587
    libnut
588
    libogg
589
    libtheora
590
    libvorbis
591
    memalign_hack
592
    mpegaudio_hp
593
    network
594
    powerpc_perf
595
    pp
596
    protocols
597
    swscaler
598
    vhook
599
    v4l
600
    v4l2
601
    x11grab
602
    x264
603
    xvid
604
    zlib
605
'
606

    
607
THREADS_LIST='
608
    beosthreads
609
    os2threads
610
    pthreads
611
    w32threads
612
'
613

    
614
HAVE_LIST="
615
    $THREADS_LIST
616
    altivec
617
    altivec_h
618
    armv5te
619
    armv6
620
    arpa_inet_h
621
    byteswap_h
622
    cmov
623
    dcbzl
624
    dev_bktr_ioctl_bt848_h
625
    dev_bktr_ioctl_meteor_h
626
    dev_ic_bt8xx_h
627
    dev_video_meteor_ioctl_meteor_h
628
    dev_video_bktr_ioctl_bt848_h
629
    dlfcn_h
630
    dlopen
631
    ebp_available
632
    ebx_available
633
    fast_64bit
634
    fast_cmov
635
    fast_unaligned
636
    freetype2
637
    imlib2
638
    inet_aton
639
    iwmmxt
640
    localtime_r
641
    lrintf
642
    machine_ioctl_bt848_h
643
    machine_ioctl_meteor_h
644
    malloc_h
645
    memalign
646
    mlib
647
    mmi
648
    mmx
649
    os2
650
    sdl
651
    sdl_video_size
652
    soundcard_h
653
    ssse3
654
    sys_poll_h
655
    sys_soundcard_h
656
    threads
657
"
658

    
659
TARGET_LIST='
660
    altivec
661
    armv5te
662
    armv6
663
    iwmmxt
664
    mmi
665
    mmx
666
'
667

    
668
CMDLINE_SELECT="
669
    $CONFIG_LIST
670
    $TARGET_LIST
671
    $THREADS_LIST
672
    debug
673
    extra_warnings
674
    shared
675
    static
676
"
677

    
678
# code dependency declarations
679

    
680
# decoders / encoders
681
dxa_decoder_deps="zlib"
682
flashsv_decoder_deps="zlib"
683
flashsv_encoder_deps="zlib"
684
flv_decoder_deps="h263_decoder"
685
h263_decoder_deps="h263_parser mpeg4video_parser"
686
h263i_decoder_deps="h263_decoder"
687
h264_decoder_deps="h264_parser"
688
mpeg_xvmc_decoder_deps="xvmc"
689
mpeg4_decoder_deps="h263_decoder"
690
msmpeg4v1_decoder_deps="h263_decoder"
691
msmpeg4v2_decoder_deps="h263_decoder"
692
msmpeg4v3_decoder_deps="h263_decoder"
693
png_decoder_deps="zlib"
694
png_encoder_deps="zlib"
695
vc1_decoder_deps="h263_decoder"
696
wmv1_decoder_deps="h263_decoder"
697
wmv2_decoder_deps="h263_decoder"
698
wmv3_decoder_deps="h263_decoder"
699
x264_encoder_deps="x264"
700
xvid_encoder_deps="xvid"
701
zmbv_decoder_deps="zlib"
702
zmbv_encoder_deps="zlib"
703

    
704
# external libraries
705
aac_decoder_deps="libfaad"
706
mpeg4aac_decoder_deps="libfaad"
707
faac_encoder_deps="libfaac"
708
liba52_decoder_deps="liba52"
709
libamr_nb_decoder_deps="libamr_nb"
710
libamr_nb_encoder_deps="libamr_nb"
711
libamr_wb_decoder_deps="libamr_wb"
712
libamr_wb_encoder_deps="libamr_wb"
713
libdts_decoder_deps="libdts"
714
libgsm_decoder_deps="libgsm"
715
libgsm_encoder_deps="libgsm"
716
libgsm_ms_decoder_deps="libgsm"
717
libgsm_ms_encoder_deps="libgsm"
718
libtheora_encoder_deps="libtheora"
719
mp3lame_encoder_deps="libmp3lame"
720
libvorbis_decoder_deps="libvorbis"
721
libvorbis_encoder_deps="libvorbis"
722

    
723
# demuxers / muxers
724
ac3_demuxer_deps="ac3_parser"
725
audio_demuxer_deps_any="audio_oss audio_beos"
726
audio_muxer_deps_any="audio_oss audio_beos"
727
dc1394_demuxer_deps="dc1394"
728
dv1394_demuxer_deps="dv1394"
729
gxf_muxer_deps="gpl"
730
libnut_demuxer_deps="libnut"
731
libnut_muxer_deps="libnut"
732
ogg_muxer_deps="libogg"
733
redir_demuxer_deps="network"
734
rtp_muxer_deps="network mpegts_demuxer"
735
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
736
sdp_demuxer_deps="rtsp_demuxer"
737
v4l2_demuxer_deps="v4l2"
738
video_grab_bktr_demuxer_deps="bktr"
739
video_grab_v4l_demuxer_deps="v4l"
740
x11_grab_device_demuxer_deps="x11grab"
741

    
742
# protocols
743
http_protocol_deps="network"
744
rtp_protocol_deps="udp_protocol"
745
tcp_protocol_deps="network"
746
udp_protocol_deps="network"
747

    
748
# programs
749
ffplay_deps="sdl"
750
ffserver_deps="muxers rtp_protocol"
751

    
752

    
753
# set temporary file name
754
if test ! -z "$TMPDIR" ; then
755
    TMPDIR1="${TMPDIR}"
756
elif test ! -z "$TEMPDIR" ; then
757
    TMPDIR1="${TEMPDIR}"
758
else
759
    TMPDIR1="/tmp"
760
fi
761

    
762
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
763
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
764
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
765
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
766
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
767

    
768
# default parameters
769

    
770
logging="yes"
771
logfile="config.err"
772

    
773
# installation paths
774
PREFIX="/usr/local"
775
libdir='${PREFIX}/lib'
776
shlibdir="$libdir"
777
incdir='${PREFIX}/include/ffmpeg'
778
mandir='${PREFIX}/man'
779
bindir='${PREFIX}/bin'
780

    
781
# toolchain
782
cross_prefix=""
783
cross_compile="no"
784
cc="gcc"
785
ar="ar"
786
ranlib="ranlib"
787
make="make"
788
strip="strip"
789
asmalign_pot="unknown"
790

    
791
# machine
792
arch=`uname -m`
793
cpu="generic"
794
powerpc_perf="no"
795
mmx="default"
796
cmov="no"
797
fast_cmov="no"
798
fast_unaligned="no"
799
armv5te="default"
800
armv6="default"
801
iwmmxt="default"
802
altivec="default"
803
dcbzl="no"
804
mmi="default"
805
bigendian="no"
806

    
807
# OS
808
targetos=$(tolower $(uname -s))
809
beos_netserver="no"
810
os2="no"
811

    
812
# non-library system interfaces
813
audio_beos="default"
814
audio_oss="yes"
815
bktr="yes"
816
dv1394="yes"
817
v4l2="yes"
818
v4l="yes"
819

    
820
# libraries
821
avisynth="no"
822
dc1394="no"
823
dlfcn_h="no"
824
dlopen="no"
825
liba52="no"
826
liba52bin="no"
827
libamr_nb="no"
828
libamr_wb="no"
829
libdts="no"
830
libfaac="no"
831
libfaad2="no"
832
libfaad="no"
833
libfaadbin="no"
834
libgsm="no"
835
libmp3lame="no"
836
libnut="no"
837
libogg="no"
838
libtheora="no"
839
libvorbis="no"
840
mlib="no"
841
x11grab="no"
842
x264="no"
843
xvid="no"
844
zlib="yes"
845

    
846
# configurable options
847
debug="yes"
848
dostrip="yes"
849
extra_warnings="no"
850
ffmpeg="yes"
851
ffplay="yes"
852
ffserver="yes"
853
gpl="no"
854
gprof="no"
855
ipv6="yes"
856
shared="no"
857
static="yes"
858
memalign_hack="no"
859
mpegaudio_hp="yes"
860
network="yes"
861
optimize="yes"
862
pp="no"
863
protocols="yes"
864
swscaler="no"
865
vhook="default"
866

    
867
# threading
868
beosthreads="no"
869
os2threads="no"
870
pthreads="no"
871
w32threads="no"
872
thread_type="no"
873

    
874
# build settings
875
SHFLAGS='-shared -Wl,-soname,$@'
876
VHOOKSHFLAGS='$(SHFLAGS)'
877
LIBOBJFLAGS=""
878
FFLDFLAGS=-Wl,--warn-common
879
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
880
FFSERVERLDFLAGS=-Wl,-E
881
LDCONFIG="ldconfig"
882
LIBPREF="lib"
883
LIBSUF=".a"
884
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
885
SLIBPREF="lib"
886
SLIBSUF=".so"
887
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
888
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
889
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
890
EXESUF=""
891
BUILDSUF=""
892
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
893

    
894
# find source path
895
source_path="`dirname \"$0\"`"
896
source_path_used="yes"
897
if test -z "$source_path" -o "$source_path" = "." ; then
898
    source_path="`pwd`"
899
    source_path_used="no"
900
else
901
    source_path="`cd \"$source_path\"; pwd`"
902
    echo "$source_path" | grep -q '[[:blank:]]' &&
903
      die "Out of tree builds are impossible with whitespace in source path."
904
fi
905

    
906
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
907
    show_help
908
fi
909

    
910
FFMPEG_CONFIGURATION="$@"
911

    
912
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
913
DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
914
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
915
BSF_LIST=`sed -n 's/^[^#]*BSF.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
916
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
917
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
918
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
919

    
920
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
921

    
922
die_unknown(){
923
    echo "Unknown option \"$1\"."
924
    echo "See $0 --help for available options."
925
    exit 1
926
}
927

    
928
for opt do
929
  optval="${opt#*=}"
930
  case "$opt" in
931
  --log)
932
  ;;
933
  --log=*) logging="$optval"
934
  ;;
935
  --prefix=*) PREFIX="$optval"
936
  ;;
937
  --libdir=*) libdir="$optval"
938
  ;;
939
  --shlibdir=*) shlibdir="$optval"
940
  ;;
941
  --incdir=*) incdir="$optval"
942
  ;;
943
  --mandir=*) mandir="$optval"
944
  ;;
945
  --source-path=*) source_path="$optval"
946
  ;;
947
  --cross-prefix=*) cross_prefix="$optval"
948
  ;;
949
  --cross-compile) cross_compile="yes"
950
  ;;
951
  --target-os=*) targetos="$optval"
952
  ;;
953
  --cc=*) cc="$optval"
954
  ;;
955
  --make=*) make="$optval"
956
  ;;
957
  --extra-cflags=*) add_cflags "$optval"
958
  ;;
959
  --extra-ldflags=*) add_ldflags "$optval"
960
  ;;
961
  --extra-libs=*) add_extralibs "$optval"
962
  ;;
963
  --build-suffix=*) BUILDSUF="$optval"
964
  ;;
965
  --arch=*) arch="$optval"
966
  ;;
967
  --cpu=*) cpu="$optval"
968
  ;;
969
  --disable-opts) optimize="no"
970
  ;;
971
  --enable-small) optimize="small"
972
  ;;
973
  --enable-sunmlib) mlib="yes"
974
  ;;
975
  --disable-strip) dostrip="no"
976
  ;;
977
  --disable-encoders) disable $ENCODER_LIST
978
  ;;
979
  --disable-decoders) disable $DECODER_LIST
980
  ;;
981
  --disable-muxers) disable $MUXER_LIST
982
  ;;
983
  --disable-demuxers) disable $DEMUXER_LIST
984
  ;;
985
  --disable-parsers) disable $PARSER_LIST
986
  ;;
987
  --disable-bsfs) disable $BSF_LIST
988
  ;;
989
  --disable-protocols) disable $PROTOCOL_LIST
990
  ;;
991
  --enable-*=*|--disable-*=*)
992
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
993
  case "$thing" in
994
      encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
995
      *) die_unknown "$opt" ;;
996
  esac
997
  ;;
998
  --enable-?*|--disable-?*)
999
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1000
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1001
  $action $option
1002
  ;;
1003
  --help) show_help
1004
  ;;
1005
  *)
1006
  die_unknown $opt
1007
  ;;
1008
  esac
1009
done
1010

    
1011
case "$arch" in
1012
  i386|i486|i586|i686|i86pc|BePC)
1013
    arch="x86_32"
1014
    enable fast_unaligned
1015
  ;;
1016
  x86_64|amd64)
1017
    arch="x86_32"
1018
    enable fast_unaligned
1019
    canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1020
    if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1021
      if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1022
        arch="x86_64"
1023
        enable fast_64bit
1024
      fi
1025
    fi
1026
  ;;
1027
  # armv4l is a subset of armv[567]*l
1028
  arm|armv[4567]*l)
1029
    arch="armv4l"
1030
  ;;
1031
  alpha)
1032
    arch="alpha"
1033
    enable fast_64bit
1034
  ;;
1035
  "Power Macintosh"|ppc|powerpc)
1036
    arch="powerpc"
1037
  ;;
1038
  ppc64)
1039
    arch="powerpc"
1040
    enable fast_64bit
1041
  ;;
1042
  mips|mipsel|IP*)
1043
    arch="mips"
1044
  ;;
1045
  sun4u|sparc64)
1046
    arch="sparc64"
1047
    enable fast_64bit
1048
  ;;
1049
  sparc)
1050
    arch="sparc"
1051
  ;;
1052
  sh4)
1053
    arch="sh4"
1054
  ;;
1055
  parisc)
1056
    arch="parisc"
1057
  ;;
1058
  parisc64)
1059
    arch="parisc"
1060
    enable fast_64bit
1061
  ;;
1062
  s390|s390x)
1063
    arch="s390"
1064
  ;;
1065
  m68k)
1066
    arch="m68k"
1067
  ;;
1068
  ia64)
1069
    arch="ia64"
1070
    enable fast_64bit
1071
  ;;
1072
  bfin)
1073
    arch="bfin"
1074
  ;;
1075
  *)
1076
    arch="unknown"
1077
  ;;
1078
esac
1079

    
1080
# OS specific
1081
osextralibs="-lm"
1082
case $targetos in
1083
  beos|haiku|zeta)
1084
    PREFIX="$HOME/config"
1085
    # helps building libavcodec
1086
    add_cflags "-DPIC -fomit-frame-pointer"
1087
    # 3 gcc releases known for BeOS, each with ugly bugs
1088
    gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1089
    case "$gcc_version" in
1090
      2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1091
        mmx="no"
1092
        ;;
1093
      *20010315*) echo "BeBits gcc"
1094
        add_cflags "-fno-expensive-optimizations"
1095
        ;;
1096
    esac
1097
    LDCONFIG="echo ignoring ldconfig"
1098
    SHFLAGS=-nostart
1099
    # disable Linux things
1100
    dv1394="no"
1101
    # enable BeOS things
1102
    disabled audio_beos || enable_audio_beos
1103
    # no need for libm, but the inet stuff
1104
    # Check for BONE
1105
    # XXX: actually should check for NOT net_server
1106
    if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1107
        osextralibs="-lbind -lsocket"
1108
    else
1109
        beos_netserver="yes"
1110
        osextralibs="-lnet"
1111
    fi ;;
1112
  sunos)
1113
    dv1394="no"
1114
    FFLDFLAGS=""
1115
    FFSERVERLDFLAGS=""
1116
    SHFLAGS="-shared -Wl,-h,\$@"
1117
    add_extralibs "-lsocket -lnsl"
1118
    ;;
1119
  netbsd)
1120
    dv1394="no"
1121
    add_extralibs "-lossaudio"
1122
    ;;
1123
  openbsd)
1124
    dv1394="no"
1125
    need_memalign="no"
1126
    LIBOBJFLAGS="\$(PIC)"
1127
    LDCONFIG="ldconfig -m \$(shlibdir)"
1128
    SHFLAGS='-shared'
1129
    SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1130
    SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1131
    SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1132
    add_extralibs "-lossaudio"
1133
    ;;
1134
  freebsd)
1135
    dv1394="no"
1136
    need_memalign="no"
1137
    add_cflags "-pthread"
1138
    ;;
1139
  gnu/kfreebsd)
1140
    dv1394="no"
1141
    add_cflags "-pthread"
1142
    ;;
1143
  bsd/os)
1144
    dv1394="no"
1145
    osextralibs="-lpoll -lgnugetopt -lm"
1146
    strip="strip -d"
1147
    ;;
1148
  darwin)
1149
    dv1394="no"
1150
    need_memalign="no"
1151
    SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1152
    VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1153
    osextralibs=""
1154
    strip="strip -x"
1155
    FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1156
    SLIBSUF=".dylib"
1157
    SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1158
    SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1159
    FFSERVERLDFLAGS=-Wl,-bind_at_load
1160
    ;;
1161
  mingw32*)
1162
    targetos=mingw32
1163
    shlibdir="$bindir"
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
    enabled network && 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

    
1451
    # check whether binutils is new enough to compile SSSE3
1452
    check_cc <<EOF && enable ssse3
1453
int main(){
1454
    asm volatile ("pabsw %xmm0, %xmm0");
1455
}
1456
EOF
1457
fi
1458

    
1459
# check for assembler specific support
1460

    
1461
if test $arch = "powerpc"; then
1462
check_cc <<EOF && dcbzl=yes
1463
int main(void) {
1464
    register long zero = 0;
1465
    char data[1024];
1466
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1467
return 0;
1468
}
1469
EOF
1470
fi
1471

    
1472
# check for SIMD availability
1473

    
1474
# AltiVec flags: The FSF version of GCC differs from the Apple version
1475
if test $arch = "powerpc"; then
1476
    if enabled altivec; then
1477
        if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1478
            add_cflags "-faltivec"
1479
        else
1480
            add_cflags "-maltivec -mabi=altivec"
1481
        fi
1482
    fi
1483
fi
1484

    
1485
check_header altivec.h
1486

    
1487
# check if our compiler supports Motorola AltiVec C API
1488
if enabled altivec; then
1489
    if enabled altivec_h; then
1490
        inc_altivec_h="#include <altivec.h>"
1491
    else
1492
        inc_altivec_h=
1493
    fi
1494
    check_cc <<EOF || altivec=no
1495
$inc_altivec_h
1496
int main(void) {
1497
    vector signed int v1, v2, v3;
1498
    v1 = vec_add(v2,v3);
1499
    return 0;
1500
}
1501
EOF
1502
fi
1503

    
1504
# check armv5te instructions support
1505
if test $armv5te = "default" -a $arch = "armv4l"; then
1506
    armv5te=no
1507
    check_cc <<EOF && armv5te=yes
1508
        int main(void) {
1509
        __asm__ __volatile__ ("qadd r0, r0, r0");
1510
        }
1511
EOF
1512
fi
1513

    
1514
if test $armv6 = "default" -a $arch = "armv4l"; then
1515
    check_cc <<EOF && armv6=yes || armv6=no
1516
int main(void) {
1517
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1518
}
1519
EOF
1520
fi
1521

    
1522
# check iwmmxt support
1523
if test $iwmmxt = "default" -a $arch = "armv4l"; then
1524
    iwmmxt=no
1525
    check_cc <<EOF && iwmmxt=yes
1526
        int main(void) {
1527
        __asm__ __volatile__ ("wunpckelub wr6, wr4");
1528
        }
1529
EOF
1530
fi
1531

    
1532
# mmi only available on mips
1533
if test $mmi = "default"; then
1534
    if test $arch = "mips"; then
1535
        mmi="yes"
1536
    else
1537
        mmi="no"
1538
    fi
1539
fi
1540

    
1541
# check if our compiler supports mmi
1542
enabled mmi && check_cc <<EOF || mmi="no"
1543
int main(void) {
1544
    __asm__ ("lq \$2, 0(\$2)");
1545
    return 0;
1546
}
1547
EOF
1548

    
1549
# ---
1550
# big/little-endian test
1551
if disabled cross_compile; then
1552
    check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1553
#include <inttypes.h>
1554
int main(int argc, char ** argv){
1555
        volatile uint32_t i=0x01234567;
1556
        return (*((uint8_t*)(&i))) == 0x67;
1557
}
1558
EOF
1559
else
1560
    # programs cannot be launched if cross compiling, so make a static guess
1561
    if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1562
        bigendian="yes"
1563
    fi
1564
fi
1565

    
1566
# ---
1567
# check availability of some header files
1568

    
1569
check_header malloc.h
1570
check_func memalign
1571

    
1572
if disabled_all memalign memalign_hack && enabled need_memalign ; then
1573
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1574
fi
1575

    
1576
check_header byteswap.h
1577

    
1578
check_header arpa/inet.h
1579

    
1580
check_func inet_aton
1581
check_func localtime_r
1582
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1583

    
1584
# ffserver uses poll(),
1585
# if it's not found we can emulate it using select().
1586
if enabled ffserver; then
1587
    check_header sys/poll.h
1588
fi
1589

    
1590
# check for some common methods of building with pthread support
1591
# do this before the optional library checks as some of them require pthreads
1592
if enabled pthreads; then
1593
    if check_func pthread_create; then
1594
        :
1595
    elif check_func pthread_create -pthread; then
1596
        add_cflags -pthread
1597
        add_ldflags -pthread
1598
    elif check_func pthread_create -pthreads; then
1599
        add_cflags -pthreads
1600
        add_ldflags -pthreads
1601
    elif ! check_lib pthread.h pthread_create -lpthread; then
1602
        die "ERROR: can't find pthreads library"
1603
    fi
1604
fi
1605

    
1606
for thread in $THREADS_LIST; do
1607
    if enabled $thread; then
1608
        if ! disabled thread_type ; then
1609
            die "ERROR: Only one thread type must be selected."
1610
        else
1611
            thread_type="$thread"
1612
        fi
1613
    fi
1614
done
1615

    
1616
enabled_any libamr_nb libamr_wb && enable libamr
1617

    
1618
# these are off by default, so fail if requested and not available
1619
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1620
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1621
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1622
enabled libdts     && require libdts dts.h dts_init -ldts -lm
1623
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1624
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1625
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1626
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1627
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1628
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1629
enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1630
enabled x264       && require x264 x264.h x264_encoder_open -lx264
1631
enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1632
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1633
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1634
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1635
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1636

    
1637
# test for lrintf in math.h
1638
check_exec <<EOF && lrintf=yes || lrintf=no
1639
#define _ISOC9X_SOURCE  1
1640
#include <math.h>
1641
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1642
EOF
1643

    
1644
_restrict=
1645
for restrict_keyword in restrict __restrict__ __restrict; do
1646
    check_cc <<EOF && _restrict=$restrict_keyword && break
1647
void foo(char * $restrict_keyword p);
1648
EOF
1649
done
1650

    
1651
# dlopen/dlfcn.h probing
1652

    
1653
check_header dlfcn.h
1654

    
1655
if check_func dlopen; then
1656
    ldl=
1657
elif check_func dlopen -ldl; then
1658
    ldl=-ldl
1659
fi
1660

    
1661
test "$vhook" = "default" && vhook="$dlopen"
1662

    
1663
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1664

    
1665
if test "$targetos" = cygwin && enabled static ; then
1666
    vhook="no"
1667
    echo
1668
    echo "At the moment vhooks don't work on Cygwin static builds."
1669
    echo "Patches welcome."
1670
    echo
1671
fi
1672

    
1673
if enabled vhook; then
1674
    check_ldflags -rdynamic
1675
    check_ldflags -export-dynamic
1676
fi
1677

    
1678
enabled audio_beos && add_extralibs "-lmedia -lbe"
1679

    
1680
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1681
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1682

    
1683
##########################################
1684
# SDL check
1685

    
1686
sdl_too_old=no
1687
sdl=no
1688
SDL_CONFIG="${cross_prefix}sdl-config"
1689
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1690
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1691
    temp_cflags $sdl_cflags
1692
    temp_extralibs `"${SDL_CONFIG}" --libs`
1693
    if check_lib SDL.h SDL_Init; then
1694
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1695
        if test "$_sdlversion" -lt 121 ; then
1696
            sdl_too_old=yes
1697
        else
1698
            sdl=yes
1699
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1700
#include <SDL.h>
1701
int main(void){
1702
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1703
    int w = vi->current_w;
1704
    return 0;
1705
}
1706
EOF
1707
        fi
1708
    fi
1709
    restore_flags
1710
fi
1711

    
1712
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1713

    
1714
##########################################
1715
# IPv6 check
1716

    
1717
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1718
#include <sys/types.h>
1719
#include <sys/socket.h>
1720
#include <netinet/in.h>
1721
#include <netdb.h>
1722
int main( void ) {
1723
  struct sockaddr_storage saddr;
1724
  struct ipv6_mreq mreq6;
1725
  getaddrinfo(0,0,0,0);
1726
  getnameinfo(0,0,0,0,0,0,0);
1727
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1728
}
1729
EOF
1730

    
1731
enabled v4l  && check_header linux/videodev.h  || disable v4l
1732
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1733

    
1734
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1735
if enabled bktr; then
1736
    { check_header dev/bktr/ioctl_meteor.h &&
1737
      check_header dev/bktr/ioctl_bt848.h; } ||
1738
    { check_header machine/ioctl_meteor.h &&
1739
      check_header machine/ioctl_bt848.h; } ||
1740
    { check_header dev/video/meteor/ioctl_meteor.h &&
1741
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1742
    check_header dev/ic/bt8xx.h ||
1743
    disable bktr
1744
fi
1745

    
1746
enabled audio_oss &&
1747
    check_header sys/soundcard.h ||
1748
    check_header soundcard.h ||
1749
    disable audio_oss
1750

    
1751
# Deal with the x11 frame grabber
1752
enabled x11grab                         &&
1753
enabled gpl                             &&
1754
enabled x11_grab_device_demuxer         &&
1755
check_header X11/Xlib.h                 &&
1756
check_header X11/extensions/XShm.h      &&
1757
check_func XOpenDisplay -lX11           &&
1758
check_func XShmCreateImage -lX11 -lXext &&
1759
add_extralibs -lX11 -lXext              ||
1760
disable x11_grab_device_demuxer
1761

    
1762
enabled debug && add_cflags -g
1763

    
1764
# add some useful compiler flags if supported
1765
check_cflags -Wdeclaration-after-statement
1766
check_cflags -Wall
1767
check_cflags -Wno-switch
1768
check_cflags -Wdisabled-optimization
1769
check_cflags -Wpointer-arith
1770
check_cflags -Wredundant-decls
1771
check_cflags -Wno-pointer-sign
1772
enabled extra_warnings && check_cflags -Winline
1773

    
1774
# add some linker flags
1775
check_ldflags $LDLATEFLAGS
1776

    
1777
# not all compilers support -Os
1778
test "$optimize" = "small" && check_cflags -Os
1779

    
1780
if enabled optimize; then
1781
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1782
        add_cflags  "-O5"
1783
        add_ldflags "-O5"
1784
    else
1785
        add_cflags "-O3"
1786
    fi
1787
fi
1788

    
1789
# PIC flags for shared library objects where they are needed
1790
if enabled shared; then
1791
    # LIBOBJFLAGS may have already been set in the OS configuration
1792
    if test -z "$LIBOBJFLAGS" ; then
1793
        case "$arch" in
1794
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1795
        esac
1796
    fi
1797
fi
1798

    
1799
if enabled gprof; then
1800
    add_cflags  "-p"
1801
    add_ldflags "-p"
1802
fi
1803

    
1804
VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1805

    
1806
# find if .align arg is power-of-two or not
1807
if test $asmalign_pot = "unknown"; then
1808
    asmalign_pot="no"
1809
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1810
fi
1811

    
1812
enabled_any $ENCODER_LIST  && enable encoders
1813
enabled_any $DECODER_LIST  && enable decoders
1814
enabled_any $MUXER_LIST    && enable muxers
1815
enabled_any $DEMUXER_LIST  && enable demuxers
1816
enabled_any $PROTOCOL_LIST && enable protocols
1817
enabled_any $BSF_LIST      && enable bsfs
1818

    
1819
enabled_any $THREADS_LIST  && enable threads
1820

    
1821
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1822
    $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1823

    
1824
enabled libogg    && append pkg_requires "ogg >= 1.1"
1825
enabled libtheora && append pkg_requires "theora"
1826
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1827
enabled dc1394    && append pkg_requires "libraw1394"
1828

    
1829
echo "install prefix            $PREFIX"
1830
echo "source path               $source_path"
1831
echo "C compiler                $cc"
1832
echo "make                      $make"
1833
echo ".align is power-of-two    $asmalign_pot"
1834
echo "ARCH                      $arch ($cpu)"
1835
if test "$BUILDSUF" != ""; then
1836
    echo "build suffix              $BUILDSUF"
1837
fi
1838
echo "big-endian                $bigendian"
1839
if test $arch = "x86_32" -o $arch = "x86_64"; then
1840
    echo "MMX enabled               $mmx"
1841
    echo "CMOV enabled              $cmov"
1842
    echo "CMOV is fast              $fast_cmov"
1843
fi
1844
if test $arch = "armv4l"; then
1845
    echo "ARMv5TE enabled           $armv5te"
1846
    echo "ARMv6 enabled             $armv6"
1847
    echo "IWMMXT enabled            $iwmmxt"
1848
fi
1849
if test $arch = "mips"; then
1850
    echo "MMI enabled               $mmi"
1851
fi
1852
if test $arch = "powerpc"; then
1853
    echo "AltiVec enabled           $altivec"
1854
    echo "dcbzl available           $dcbzl"
1855
fi
1856
echo "gprof enabled             $gprof"
1857
echo "debug symbols             $debug"
1858
echo "strip symbols             $dostrip"
1859
echo "optimize                  $optimize"
1860
echo "static                    $static"
1861
echo "shared                    $shared"
1862
echo "postprocessing support    $pp"
1863
echo "software scaler enabled   $swscaler"
1864
echo "video hooking             $vhook"
1865
if enabled vhook; then
1866
    echo "Imlib2 support            $imlib2"
1867
    echo "FreeType support          $freetype2"
1868
fi
1869
echo "network support           $network"
1870
if enabled network; then
1871
    echo "IPv6 support              $ipv6"
1872
fi
1873
echo "threading support         $thread_type"
1874
echo "SDL support               $sdl"
1875
if enabled sdl_too_old; then
1876
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1877
fi
1878
echo "Sun medialib support      $mlib"
1879
echo "AVISynth enabled          $avisynth"
1880
echo "liba52 support            $liba52"
1881
echo "liba52 dlopened           $liba52bin"
1882
echo "libamr-nb support         $libamr_nb"
1883
echo "libamr-wb support         $libamr_wb"
1884
echo "libdts support            $libdts"
1885
echo "libfaac enabled           $libfaac"
1886
echo "libfaad enabled           $libfaad"
1887
echo "faadbin enabled           $libfaadbin"
1888
echo "libgsm enabled            $libgsm"
1889
echo "libmp3lame enabled        $libmp3lame"
1890
echo "libnut enabled            $libnut"
1891
echo "libogg enabled            $libogg"
1892
echo "libtheora enabled         $libtheora"
1893
echo "libvorbis enabled         $libvorbis"
1894
echo "x264 enabled              $x264"
1895
echo "XviD enabled              $xvid"
1896
echo "zlib enabled              $zlib"
1897
if disabled gpl; then
1898
    echo "License: LGPL"
1899
else
1900
    echo "License: GPL"
1901
fi
1902

    
1903
echo "Creating config.mak and config.h..."
1904

    
1905
echo "# Automatically generated by configure - do not modify!" > config.mak
1906
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1907
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1908

    
1909
echo "PREFIX=$PREFIX" >> config.mak
1910
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1911
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1912
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1913
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1914
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1915
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1916
echo "MAKE=$make" >> config.mak
1917
echo "CC=$cc" >> config.mak
1918
echo "AR=$ar" >> config.mak
1919
echo "RANLIB=$ranlib" >> config.mak
1920
if enabled dostrip; then
1921
    echo "STRIP=$strip" >> config.mak
1922
else
1923
    echo "STRIP=echo ignoring strip" >> config.mak
1924
fi
1925

    
1926
echo "OPTFLAGS=$CFLAGS" >> config.mak
1927
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1928
echo "LDFLAGS=$LDFLAGS" >> config.mak
1929
echo "LDCONFIG=$LDCONFIG" >> config.mak
1930
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1931
echo "SHFLAGS=$SHFLAGS" >> config.mak
1932
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1933
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1934
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1935
echo "BUILD_STATIC=$static" >> config.mak
1936
echo "BUILDSUF=$BUILDSUF" >> config.mak
1937
echo "LIBPREF=$LIBPREF" >> config.mak
1938
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1939
if enabled static; then
1940
  echo "LIB=$LIB" >> config.mak
1941
else # Some Make complain if this variable does not exist.
1942
  echo "LIB=" >> config.mak
1943
fi
1944
echo "SLIBPREF=$SLIBPREF" >> config.mak
1945
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1946
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1947

    
1948
ucarch=`toupper $arch`
1949
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1950
echo "#define ARCH_${ucarch} 1" >> $TMPH
1951

    
1952
# special cases
1953
case "$arch" in
1954
    x86_32|x86_64)
1955
        echo "TARGET_ARCH_X86=yes" >> config.mak
1956
        echo "#define ARCH_X86 1" >> $TMPH
1957
        ;;
1958
    powerpc)
1959
        if test "$POWERPCMODE" = "64bits"; then
1960
            echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1961
        fi
1962
        ;;
1963
    sparc64)
1964
        echo "TARGET_ARCH_SPARC=yes" >> config.mak
1965
        echo "#define ARCH_SPARC 1" >> $TMPH
1966
        ;;
1967
esac
1968

    
1969
if enabled bigendian; then
1970
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1971
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1972
fi
1973
if enabled mmx; then
1974
  echo "#define __CPU__ 586" >> $TMPH
1975
fi
1976

    
1977
if enabled sdl; then
1978
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1979
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1980
fi
1981
if enabled texi2html; then
1982
  echo "BUILD_DOC=yes" >> config.mak
1983
fi
1984

    
1985
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1986
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1987
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1988
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1989
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1990

    
1991

    
1992

    
1993
if enabled shared; then
1994
  echo "BUILD_SHARED=yes" >> config.mak
1995
  echo "PIC=-fPIC -DPIC" >> config.mak
1996
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1997
  echo "SPPVERSION=$pp_version" >> config.mak
1998
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1999
  echo "LAVCVERSION=$lavc_version" >> config.mak
2000
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2001
  echo "LAVFVERSION=$lavf_version" >> config.mak
2002
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2003
  echo "LAVUVERSION=$lavu_version" >> config.mak
2004
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2005
  echo "SWSVERSION=$sws_version" >> config.mak
2006
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
2007
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2008
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2009
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2010
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2011
fi
2012
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2013
echo "EXTRALIBS=$extralibs" >> config.mak
2014

    
2015
print_config HAVE_   $TMPH config.mak $HAVE_LIST
2016
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2017
print_config TARGET_ $TMPH config.mak $TARGET_LIST
2018

    
2019
if test "$targetos" = darwin; then
2020
  echo "#define CONFIG_DARWIN 1"  >> $TMPH
2021
fi
2022

    
2023
echo "#define restrict $_restrict" >> $TMPH
2024

    
2025
if test "$optimize" = "small"; then
2026
  echo "#define always_inline"  >> $TMPH
2027
  echo "#define CONFIG_SMALL 1" >> $TMPH
2028
fi
2029

    
2030
echo "SRC_PATH=\"$source_path\"" >> config.mak
2031
echo "SRC_PATH_BARE=$source_path" >> config.mak
2032
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2033

    
2034
# Apparently it's not possible to portably echo a backslash.
2035
if enabled asmalign_pot; then
2036
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2037
else
2038
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2039
fi
2040

    
2041

    
2042
for part in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST; do
2043
    ucname="`toupper $part`"
2044
    config_name="CONFIG_$ucname"
2045
    enabled_name="ENABLE_$ucname"
2046
    if enabled $part; then
2047
        echo "#define $config_name 1" >> $TMPH
2048
        echo "#define $enabled_name 1" >> $TMPH
2049
        echo "$config_name=yes" >> config.mak
2050
    else
2051
        echo "#define $enabled_name 0" >> $TMPH
2052
    fi
2053
done
2054

    
2055
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2056
if ! cmp -s $TMPH config.h; then
2057
        mv -f $TMPH config.h
2058
else
2059
        echo "config.h is unchanged"
2060
fi
2061

    
2062
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2063

    
2064
# build tree in object directory if source path is different from current one
2065
if enabled source_path_used; then
2066
    DIRS="\
2067
         doc \
2068
         libavformat \
2069
         libavcodec \
2070
         libavcodec/alpha \
2071
         libavcodec/armv4l \
2072
         libavcodec/bfin \
2073
         libavcodec/i386 \
2074
         libavcodec/sparc \
2075
         libavcodec/mlib \
2076
         libavcodec/ppc \
2077
         libpostproc \
2078
         libavutil \
2079
         libswscale \
2080
         tests \
2081
         vhook \
2082
         "
2083
    FILES="\
2084
          Makefile \
2085
          common.mak \
2086
          libavformat/Makefile \
2087
          libavcodec/Makefile \
2088
          libpostproc/Makefile \
2089
          libavutil/Makefile \
2090
          libswscale/Makefile \
2091
          tests/Makefile \
2092
          vhook/Makefile \
2093
          doc/Makefile \
2094
          doc/texi2pod.pl \
2095
          "
2096
    for dir in $DIRS ; do
2097
            mkdir -p $dir
2098
    done
2099
    for f in $FILES ; do
2100
        ln -sf "$source_path/$f" $f
2101
    done
2102
fi
2103

    
2104

    
2105
# build pkg-config files
2106
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2107

    
2108
pkgconfig_generate(){
2109
name=$1
2110
comment=$2
2111
version=$3
2112
libs=$4
2113
requires=$5
2114
include=$6
2115
cat <<EOF >$name.pc
2116
prefix=$PREFIX
2117
exec_prefix=\${prefix}
2118
libdir=\${exec_prefix}/lib
2119
includedir=\${prefix}/include
2120

    
2121
Name: $name
2122
Description: $comment
2123
Version: $version
2124
Requires: $requires
2125
Conflicts:
2126
Libs: -L\${libdir} $libs
2127
Cflags: -I\${includedir} -I\${includedir}/$include
2128
EOF
2129
}
2130

    
2131
pkgconfig_generate_uninstalled(){
2132
name=$1
2133
shortname=${name#lib}
2134
comment=$2
2135
version=$3
2136
libs=$4
2137
requires=$5
2138
cat <<EOF >$name-uninstalled.pc
2139
prefix=
2140
exec_prefix=
2141
libdir=\${pcfiledir}/$name
2142
includedir=\${pcfiledir}/$name
2143

    
2144
Name: $name
2145
Description: $comment
2146
Version: $version
2147
Requires: $requires
2148
Conflicts:
2149
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2150
Cflags: -I\${includedir}
2151
EOF
2152
}
2153

    
2154
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2155
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2156

    
2157
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2158
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2159

    
2160
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2161
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2162

    
2163
if enabled pp; then
2164
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2165
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2166
fi
2167

    
2168
if enabled swscaler; then
2169
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2170
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2171
else
2172
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2173
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2174
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2175
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2176
fi