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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-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-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-libdc1394       enable IIDC-1394 grabbing using libdc1394"
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  echo "                           and libraw1394 [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      open libfaad.so.0 at runtime [default=no]"
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  echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"
91
  echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [default=no]"
92
  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-libx264         enable H.264 encoding via x264 [default=no]"
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  echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
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  echo "                           native MPEG-4/Xvid encoder exists [default=no]"
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  echo ""
102
  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]"
109
  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 [$ELIBS]"
112
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
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  echo "  --arch=ARCH              select architecture  [$arch]"
114
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
115
  echo "                           instruction selection, may crash on older CPUs)"
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  echo "  --enable-powerpc-perf    enable performance report on PPC"
117
  echo "                           (requires enabling PMC)"
118
  echo "  --disable-mmx            disable MMX usage"
119
  echo "  --disable-armv5te        disable armv5te usage"
120
  echo "  --disable-armv6          disable armv6 usage"
121
  echo "  --disable-iwmmxt         disable iwmmxt usage"
122
  echo "  --disable-altivec        disable AltiVec usage"
123
  echo "  --disable-bktr           disable bktr video grabbing [default=no]"
124
  echo "  --disable-network        disable network support [default=no]"
125
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
126
  echo "  --disable-zlib           disable zlib [default=no]"
127
  echo "  --disable-vhook          disable video hooking support"
128
  echo "  --disable-debug          disable debugging symbols"
129
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
130
  echo "                           MPEG audio decoding [default=no]"
131
  echo "  --enable-gray            enable full grayscale support (slower color)"
132
  echo "  --disable-ffmpeg         disable ffmpeg build"
133
  echo "  --disable-ffserver       disable ffserver build"
134
  echo "  --disable-ffplay         disable ffplay build"
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  echo "  --enable-small           optimize for size instead of speed"
136
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
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  echo "  --disable-encoder=NAME   disables encoder NAME"
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  echo "  --enable-encoder=NAME    enables encoder NAME"
139
  echo "  --disable-decoder=NAME   disables decoder NAME"
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  echo "  --enable-decoder=NAME    enables decoder NAME"
141
  echo "  --disable-encoders       disables all encoders"
142
  echo "  --disable-decoders       disables all decoders"
143
  echo "  --disable-muxer=NAME     disables muxer NAME"
144
  echo "  --enable-muxer=NAME      enables muxer NAME"
145
  echo "  --disable-muxers         disables all muxers"
146
  echo "  --disable-demuxer=NAME   disables demuxer NAME"
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  echo "  --enable-demuxer=NAME    enables demuxer NAME"
148
  echo "  --disable-demuxers       disables all demuxers"
149
  echo "  --enable-parser=NAME     enables parser NAME"
150
  echo "  --disable-parser=NAME    disables parser NAME"
151
  echo "  --disable-parsers        disables all parsers"
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  echo "  --enable-bsf=NAME        enables bitstream filter NAME"
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  echo "  --disable-bsf=NAME       disables bitstream filter NAME"
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  echo "  --disable-bsfs           disables all bitstream filters"
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  echo "  --enable-protocol=NAME   enables protocol NAME"
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  echo "  --disable-protocol=NAME  disables protocol NAME"
157
  echo "  --disable-protocols      disables all protocols"
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  echo "  --list-decoders          show all available decoders"
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  echo "  --list-encoders          show all available encoders"
160
  echo "  --list-muxers            show all available muxers"
161
  echo "  --list-demuxers          show all available demuxers"
162
  echo "  --list-parsers           show all available parsers"
163
  echo "  --list-protocols         show all available protocols"
164
  echo "  --list-bsfs              show all available bitstream filters"
165
  echo
166
  echo "Developer options (useful when working on FFmpeg itself):"
167
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
168
  echo "  --disable-opts           disable compiler optimizations"
169
  echo "  --enable-extra-warnings  enable more compiler warnings"
170
  echo "  --disable-strip          disable stripping of executables and shared libraries"
171
  echo ""
172
  echo "NOTE: Object files are built at the place where configure is launched."
173
  exit 1
174
}
175

    
176
log(){
177
    echo "$@" >>$logfile
178
}
179

    
180
log_file(){
181
    log BEGIN $1
182
    cat -n $1 >>$logfile
183
    log END $1
184
}
185

    
186
echolog(){
187
    log "$@"
188
    echo "$@"
189
}
190

    
191
die(){
192
    echolog "$@"
193
    cat <<EOF
194
If you think configure made a mistake, make sure you are using the latest
195
version from SVN.  If the latest version fails, report the problem to the
196
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
197
EOF
198
    if enabled logging; then
199
        cat <<EOF
200
Include the log file "$logfile" produced by configure as this will help
201
solving the problem.
202
EOF
203
    else
204
cat <<EOF
205
Rerun configure with logging enabled (do not use --log=no), and include the
206
log this produces with your report.
207
EOF
208
    fi
209
    rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
210
    exit 1
211
}
212

    
213
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
214
toupper(){
215
    echo "$@" | tr '[a-z]' '[A-Z]'
216
}
217

    
218
tolower(){
219
    echo "$@" | tr '[A-Z]' '[a-z]'
220
}
221

    
222
set_all(){
223
    value=$1
224
    shift
225
    for var in $*; do
226
        eval $var=$value
227
    done
228
}
229

    
230
pushvar(){
231
    for var in $*; do
232
        eval level=\${${var}_level:=0}
233
        eval ${var}_${level}="\$$var"
234
        eval ${var}_level=$(($level+1))
235
    done
236
}
237

    
238
popvar(){
239
    for var in $*; do
240
        eval level=\${${var}_level:-0}
241
        test $level = 0 && continue
242
        eval level=$(($level-1))
243
        eval $var="\${${var}_${level}}"
244
        eval ${var}_level=$level
245
        eval unset ${var}_${level}
246
    done
247
}
248

    
249
enable(){
250
    set_all yes $*
251
}
252

    
253
disable(){
254
    set_all no $*
255
}
256

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

    
261
disabled(){
262
    eval test "x\$$1" = "xno"
263
}
264

    
265
enabled_all(){
266
    for opt; do
267
        enabled $opt || return 1
268
    done
269
}
270

    
271
disabled_all(){
272
    for opt; do
273
        disabled $opt || return 1
274
    done
275
}
276

    
277
enabled_any(){
278
    for opt; do
279
        enabled $opt && return 0
280
    done
281
}
282

    
283
disabled_any(){
284
    for opt; do
285
        disabled $opt && return 0
286
    done
287
}
288

    
289
is_in(){
290
    value=$1
291
    shift
292
    for var in $*; do
293
        [ $var = $value ] && return 0
294
    done
295
    return 1
296
}
297

    
298
check_deps(){
299
    for cfg; do
300
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
301
        disabled ${cfg}_checking && continue
302
        enable ${cfg}_checking
303

    
304
        eval dep_all="\$${cfg}_deps"
305
        eval dep_any="\$${cfg}_deps_any"
306

    
307
        pushvar cfg dep_all dep_any
308
        check_deps $dep_all $dep_any
309
        popvar cfg dep_all dep_any
310

    
311
        enabled_all $dep_all || disable $cfg
312
        enabled_any $dep_any || disable $cfg
313

    
314
        disable ${cfg}_checking
315
    done
316
}
317

    
318
print_config(){
319
    pfx=$1
320
    header=$2
321
    makefile=$3
322
    shift 3
323
    for cfg; do
324
        ucname="`toupper $cfg`"
325
        if enabled $cfg; then
326
            echo "#define ${pfx}${ucname} 1" >> $header
327
            echo "#define ENABLE_${ucname} 1" >> $header
328
            echo "${pfx}${ucname}=yes" >> $makefile
329
        else
330
            echo "#define ENABLE_${ucname} 0" >> $header
331
        fi
332
    done
333
}
334

    
335
flags_saved(){
336
    (: ${SAVE_CFLAGS?}) 2>/dev/null
337
}
338

    
339
save_flags(){
340
    flags_saved && return
341
    SAVE_CFLAGS="$CFLAGS"
342
    SAVE_LDFLAGS="$LDFLAGS"
343
    SAVE_extralibs="$extralibs"
344
}
345

    
346
restore_flags(){
347
    flags_saved || return
348
    CFLAGS="$SAVE_CFLAGS"
349
    LDFLAGS="$SAVE_LDFLAGS"
350
    extralibs="$SAVE_extralibs"
351
    unset SAVE_CFLAGS
352
    unset SAVE_LDFLAGS
353
    unset SAVE_extralibs
354
}
355

    
356
temp_cflags(){
357
    save_flags
358
    CFLAGS="$CFLAGS $*"
359
}
360

    
361
temp_ldflags(){
362
    save_flags
363
    LDFLAGS="$LDFLAGS $*"
364
}
365

    
366
temp_extralibs(){
367
    save_flags
368
    extralibs="$extralibs $*"
369
}
370

    
371
append(){
372
    var=$1
373
    shift
374
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
375
    eval "$var=\"\$$var $*\""
376
}
377

    
378
add_cflags(){
379
    append CFLAGS "$@"
380
}
381

    
382
add_ldflags(){
383
    append LDFLAGS "$@"
384
}
385

    
386
add_extralibs(){
387
    append extralibs "$@"
388
}
389

    
390
check_cmd(){
391
    log "$@"
392
    "$@" >>$logfile 2>&1
393
}
394

    
395
check_cc(){
396
    log check_cc "$@"
397
    cat >$TMPC
398
    log_file $TMPC
399
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
400
}
401

    
402
check_cpp(){
403
    log check_cpp "$@"
404
    cat >$TMPC
405
    log_file $TMPC
406
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
407
}
408

    
409
check_ld(){
410
    log check_ld "$@"
411
    check_cc || return
412
    flags=''
413
    libs=''
414
    for f; do
415
        test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
416
    done
417
    check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
418
}
419

    
420
check_cflags(){
421
    log check_cflags "$@"
422
    check_cc "$@" <<EOF && add_cflags "$@"
423
int x;
424
EOF
425
}
426

    
427
check_ldflags(){
428
    log check_ldflags "$@"
429
    check_ld "$@" <<EOF && add_ldflags "$@"
430
int main(){
431
    return 0;
432
}
433
EOF
434
}
435

    
436
check_header(){
437
    log check_header "$@"
438
    header=$1
439
    shift
440
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
441
    disable $var
442
    check_cpp "$@" <<EOF && enable $var
443
#include <$header>
444
int x;
445
EOF
446
}
447

    
448
check_func(){
449
    log check_func "$@"
450
    func=$1
451
    shift
452
    disable $func
453
    check_ld "$@" <<EOF && enable $func
454
extern int $func();
455
int main(){
456
    $func();
457
}
458
EOF
459
}
460

    
461
check_func2(){
462
    log check_func2 "$@"
463
    headers=$1
464
    func=$2
465
    shift 2
466
    disable $func
467
    incs=""
468
    for hdr in $headers; do
469
        incs="$incs
470
#include <$hdr>"
471
    done
472
    check_ld "$@" <<EOF && enable $func
473
$incs
474
int main(){
475
    (void) $func;
476
    return 0;
477
}
478
EOF
479
}
480

    
481
check_lib(){
482
    log check_lib "$@"
483
    header="$1"
484
    func="$2"
485
    shift 2
486
    temp_extralibs "$@"
487
    check_header $header && check_func $func && add_extralibs "$@"
488
    err=$?
489
    restore_flags
490
    return $err
491
}
492

    
493
check_lib2(){
494
    log check_lib2 "$@"
495
    headers="$1"
496
    func="$2"
497
    shift 2
498
    temp_extralibs "$@"
499
    check_func2 "$headers" $func && add_extralibs "$@"
500
    err=$?
501
    restore_flags
502
    return $err
503
}
504

    
505
check_exec(){
506
    check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
507
}
508

    
509
check_exec_crash(){
510
    code=`cat`
511

    
512
    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
513
    # are safe but may not be available everywhere.  Thus we use
514
    # raise(SIGTERM) instead.  The check is run in a subshell so we
515
    # can redirect the "Terminated" message from the shell.  SIGBUS
516
    # is not defined by standard C so it is used conditionally.
517

    
518
    (check_exec "$@") >>$logfile 2>&1 <<EOF
519
#include <signal.h>
520
static void sighandler(int sig){
521
    raise(SIGTERM);
522
}
523
int main(){
524
    signal(SIGILL, sighandler);
525
    signal(SIGFPE, sighandler);
526
    signal(SIGSEGV, sighandler);
527
#ifdef SIGBUS
528
    signal(SIGBUS, sighandler);
529
#endif
530
    { $code }
531
}
532
EOF
533
}
534

    
535
require(){
536
    name="$1"
537
    header="$2"
538
    func="$3"
539
    shift 3
540
    check_lib $header $func "$@" || die "ERROR: $name not found"
541
}
542

    
543
require2(){
544
    name="$1"
545
    headers="$2"
546
    func="$3"
547
    shift 3
548
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
549
}
550

    
551
check_foo_config(){
552
    cfg=$1
553
    pkg=$2
554
    header=$3
555
    func=$4
556
    shift 4
557
    disable $cfg
558
    check_cmd ${pkg}-config --version
559
    err=$?
560
    if test "$err" = 0; then
561
        temp_cflags `${pkg}-config --cflags`
562
        temp_extralibs `${pkg}-config --libs`
563
        check_lib "$@" $header $func && enable $cfg
564
    fi
565
    return $err
566
}
567

    
568
apply(){
569
    file=$1
570
    shift
571
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
572
}
573

    
574
COMPONENT_LIST="
575
    bsfs
576
    decoders
577
    demuxers
578
    encoders
579
    muxers
580
    parsers
581
    protocols
582
"
583

    
584
CONFIG_LIST="
585
    $COMPONENT_LIST
586
    avisynth
587
    beos_netserver
588
    bktr
589
    ffmpeg
590
    ffplay
591
    ffserver
592
    gpl
593
    gprof
594
    gray
595
    ipv6
596
    liba52
597
    liba52bin
598
    libamr
599
    libamr_nb
600
    libamr_wb
601
    libdc1394
602
    libfaac
603
    libfaad
604
    libfaadbin
605
    libgsm
606
    libmp3lame
607
    libnut
608
    libogg
609
    libtheora
610
    libvorbis
611
    libx264
612
    libxvid
613
    memalign_hack
614
    mpegaudio_hp
615
    network
616
    powerpc_perf
617
    pp
618
    small
619
    swscaler
620
    vhook
621
    x11grab
622
    zlib
623
"
624

    
625
THREADS_LIST='
626
    beosthreads
627
    pthreads
628
    w32threads
629
'
630

    
631
ARCH_LIST='
632
    alpha
633
    armv4l
634
    bfin
635
    ia64
636
    m68k
637
    mips
638
    parisc
639
    powerpc
640
    s390
641
    sh4
642
    sparc
643
    sparc64
644
    x86
645
    x86_32
646
    x86_64
647
'
648

    
649
ARCH_EXT_LIST='
650
    altivec
651
    armv5te
652
    armv6
653
    iwmmxt
654
    mmi
655
    mmx
656
    ssse3
657
'
658

    
659
HAVE_LIST="
660
    $ARCH_EXT_LIST
661
    $THREADS_LIST
662
    altivec_h
663
    arpa_inet_h
664
    byteswap_h
665
    closesocket
666
    cmov
667
    conio_h
668
    dcbzl
669
    dev_bktr_ioctl_bt848_h
670
    dev_bktr_ioctl_meteor_h
671
    dev_ic_bt8xx_h
672
    dev_video_meteor_ioctl_meteor_h
673
    dev_video_bktr_ioctl_bt848_h
674
    dlfcn_h
675
    dlopen
676
    ebp_available
677
    ebx_available
678
    fast_64bit
679
    fast_cmov
680
    fast_unaligned
681
    fork
682
    freetype2
683
    gethrtime
684
    GetProcessTimes
685
    getrusage
686
    imlib2
687
    inet_aton
688
    lrintf
689
    machine_ioctl_bt848_h
690
    machine_ioctl_meteor_h
691
    malloc_h
692
    memalign
693
    mkstemp
694
    mlib
695
    ppc64
696
    sdl
697
    sdl_video_size
698
    soundcard_h
699
    sys_poll_h
700
    sys_soundcard_h
701
    termios_h
702
    threads
703
    winsock2_h
704
"
705

    
706
CMDLINE_SELECT="
707
    $ARCH_EXT_LIST
708
    $CONFIG_LIST
709
    $THREADS_LIST
710
    debug
711
    extra_warnings
712
    shared
713
    static
714
"
715

    
716
# code dependency declarations
717

    
718
# architecture extensions
719
altivec_deps="powerpc"
720
armv5te_deps="armv4l"
721
armv6_deps="armv4l"
722
iwmmxt_deps="armv4l"
723
mmi_deps="mips"
724
mmx_deps="x86"
725
ssse3_deps="x86"
726

    
727
# decoders / encoders
728
ac3_decoder_deps="gpl"
729
dxa_decoder_deps="zlib"
730
flashsv_decoder_deps="zlib"
731
flashsv_encoder_deps="zlib"
732
flv_decoder_deps="h263_decoder"
733
h263_decoder_deps="h263_parser mpeg4video_parser"
734
h263i_decoder_deps="h263_decoder"
735
h264_decoder_deps="h264_parser"
736
mpeg_xvmc_decoder_deps="xvmc"
737
mpeg4_decoder_deps="h263_decoder"
738
msmpeg4v1_decoder_deps="h263_decoder"
739
msmpeg4v2_decoder_deps="h263_decoder"
740
msmpeg4v3_decoder_deps="h263_decoder"
741
png_decoder_deps="zlib"
742
png_encoder_deps="zlib"
743
svq3_decoder_deps="h264_parser"
744
vc1_decoder_deps="h263_decoder"
745
wmv1_decoder_deps="h263_decoder"
746
wmv2_decoder_deps="h263_decoder"
747
wmv3_decoder_deps="h263_decoder"
748
zmbv_decoder_deps="zlib"
749
zmbv_encoder_deps="zlib"
750

    
751
# external libraries
752
mpeg4aac_decoder_deps="libfaad"
753
liba52_decoder_deps="liba52"
754
libamr_nb_decoder_deps="libamr_nb"
755
libamr_nb_encoder_deps="libamr_nb"
756
libamr_wb_decoder_deps="libamr_wb"
757
libamr_wb_encoder_deps="libamr_wb"
758
libfaac_encoder_deps="libfaac"
759
libfaad_decoder_deps="libfaad"
760
libgsm_decoder_deps="libgsm"
761
libgsm_encoder_deps="libgsm"
762
libgsm_ms_decoder_deps="libgsm"
763
libgsm_ms_encoder_deps="libgsm"
764
libmp3lame_encoder_deps="libmp3lame"
765
libtheora_encoder_deps="libtheora"
766
libvorbis_decoder_deps="libvorbis"
767
libvorbis_encoder_deps="libvorbis"
768
libx264_encoder_deps="libx264"
769
libxvid_encoder_deps="libxvid"
770

    
771
# demuxers / muxers
772
ac3_demuxer_deps="ac3_parser"
773
audio_beos_demuxer_deps="audio_beos"
774
audio_beos_muxer_deps="audio_beos"
775
bktr_demuxer_deps="bktr"
776
dv1394_demuxer_deps="dv1394"
777
libdc1394_demuxer_deps="libdc1394"
778
libnut_demuxer_deps="libnut"
779
libnut_muxer_deps="libnut"
780
mp3_demuxer_deps="mpegaudio_parser"
781
ogg_muxer_deps="libogg"
782
oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
783
oss_muxer_deps_any="soundcard_h sys_soundcard_h"
784
redir_demuxer_deps="network"
785
rtp_muxer_deps="network mpegts_demuxer"
786
rtsp_demuxer_deps="rtp_protocol rtp_muxer"
787
sdp_demuxer_deps="rtsp_demuxer"
788
v4l2_demuxer_deps="linux_videodev2_h"
789
v4l_demuxer_deps="linux_videodev_h"
790
x11_grab_device_demuxer_deps="x11grab"
791

    
792
# protocols
793
http_protocol_deps="network"
794
rtp_protocol_deps="udp_protocol"
795
tcp_protocol_deps="network"
796
udp_protocol_deps="network"
797

    
798
# programs
799
ffplay_deps="sdl"
800
ffserver_deps="muxers rtp_protocol"
801

    
802

    
803
# set temporary file name
804
if test ! -z "$TMPDIR" ; then
805
    TMPDIR1="${TMPDIR}"
806
elif test ! -z "$TEMPDIR" ; then
807
    TMPDIR1="${TEMPDIR}"
808
else
809
    TMPDIR1="/tmp"
810
fi
811

    
812
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
813
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
814
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
815
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
816
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
817

    
818
# default parameters
819

    
820
logging="yes"
821
logfile="config.err"
822

    
823
# installation paths
824
PREFIX="/usr/local"
825
libdir='$(PREFIX)/lib'
826
shlibdir="$libdir"
827
incdir='$(PREFIX)/include/ffmpeg'
828
mandir='$(PREFIX)/man'
829
bindir='$(PREFIX)/bin'
830

    
831
# toolchain
832
cc="gcc"
833
ar="ar"
834
ranlib="ranlib"
835
make="make"
836
strip="strip"
837
asmalign_pot="unknown"
838

    
839
# machine
840
arch=`uname -m`
841
cpu="generic"
842

    
843
# OS
844
targetos=$(tolower $(uname -s))
845

    
846
# non-library system interfaces
847
bktr="yes"
848

    
849
# libraries
850
zlib="yes"
851

    
852
# configurable options
853
debug="yes"
854
dostrip="yes"
855
ffmpeg="yes"
856
ffplay="yes"
857
ffserver="yes"
858
ipv6="yes"
859
static="yes"
860
mpegaudio_hp="yes"
861
network="yes"
862
optimize="yes"
863
protocols="yes"
864
vhook="default"
865

    
866
# build settings
867
SHFLAGS='-shared -Wl,-soname,$@'
868
VHOOKSHFLAGS='$(SHFLAGS)'
869
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
870
FFSERVERLDFLAGS=-Wl,-E
871
LDCONFIG="ldconfig"
872
LIBPREF="lib"
873
LIBSUF=".a"
874
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
875
SLIBPREF="lib"
876
SLIBSUF=".so"
877
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
878
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
879
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
880
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
881

    
882
# find source path
883
source_path="`dirname \"$0\"`"
884
source_path_used="yes"
885
if test -z "$source_path" -o "$source_path" = "." ; then
886
    source_path="`pwd`"
887
    source_path_used="no"
888
else
889
    source_path="`cd \"$source_path\"; pwd`"
890
    echo "$source_path" | grep -q '[[:blank:]]' &&
891
      die "Out of tree builds are impossible with whitespace in source path."
892
fi
893

    
894
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
895
    show_help
896
fi
897

    
898
FFMPEG_CONFIGURATION="$@"
899

    
900
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
901
DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
902
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
903
BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
904
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
905
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
906
PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
907

    
908
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
909
enable $ARCH_EXT_LIST
910

    
911
die_unknown(){
912
    echo "Unknown option \"$1\"."
913
    echo "See $0 --help for available options."
914
    exit 1
915
}
916

    
917
show_list() {
918
    for part in $*; do
919
        echo $part | sed 's/_[^_]*$//'
920
    done | sort
921
    exit 0
922
}
923

    
924
for opt do
925
  optval="${opt#*=}"
926
  case "$opt" in
927
  --log)
928
  ;;
929
  --log=*) logging="$optval"
930
  ;;
931
  --prefix=*) PREFIX="$optval"
932
  ;;
933
  --libdir=*) libdir="$optval"
934
  ;;
935
  --shlibdir=*) shlibdir="$optval"
936
  ;;
937
  --incdir=*) incdir="$optval"
938
  ;;
939
  --mandir=*) mandir="$optval"
940
  ;;
941
  --source-path=*) source_path="$optval"
942
  ;;
943
  --cross-prefix=*) cross_prefix="$optval"
944
  ;;
945
  --cross-compile) cross_compile="yes"
946
  ;;
947
  --target-os=*) targetos="$optval"
948
  ;;
949
  --cc=*) cc="$optval"
950
  ;;
951
  --make=*) make="$optval"
952
  ;;
953
  --extra-cflags=*) add_cflags "$optval"
954
  ;;
955
  --extra-ldflags=*) add_ldflags "$optval"
956
  ;;
957
  --extra-libs=*) add_extralibs "$optval"
958
  ;;
959
  --build-suffix=*) BUILDSUF="$optval"
960
  ;;
961
  --arch=*) arch="$optval"
962
  ;;
963
  --cpu=*) cpu="$optval"
964
  ;;
965
  --disable-opts) optimize="no"
966
  ;;
967
  --enable-sunmlib) mlib="yes"
968
  ;;
969
  --disable-strip) dostrip="no"
970
  ;;
971
  --disable-encoders) disable $ENCODER_LIST
972
  ;;
973
  --disable-decoders) disable $DECODER_LIST
974
  ;;
975
  --disable-muxers) disable $MUXER_LIST
976
  ;;
977
  --disable-demuxers) disable $DEMUXER_LIST
978
  ;;
979
  --disable-parsers) disable $PARSER_LIST
980
  ;;
981
  --disable-bsfs) disable $BSF_LIST
982
  ;;
983
  --disable-protocols) disable $PROTOCOL_LIST
984
  ;;
985
  --enable-*=*|--disable-*=*)
986
  eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
987
  case "$thing" in
988
      encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
989
      *) die_unknown "$opt" ;;
990
  esac
991
  ;;
992
  --enable-?*|--disable-?*)
993
  eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
994
  echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
995
  $action $option
996
  ;;
997
  --list-*)
998
    NAME="${opt#--list-}"
999
    is_in $NAME $COMPONENT_LIST || die_unknown $opt
1000
    NAME=$(toupper ${NAME%s})
1001
    eval show_list \$${NAME}_LIST
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
enable $arch
1081
enabled_any x86_32 x86_64 && enable x86
1082
enabled     sparc64       && enable sparc
1083

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

    
1204
add_extralibs $osextralibs
1205

    
1206
if ! disabled logging ; then
1207
    enabled logging || logfile="$logging"
1208
    echo "# $0 $@" >$logfile
1209
    set >>$logfile
1210
else
1211
    logfile=/dev/null
1212
fi
1213

    
1214
# Combine FFLDFLAGS and the LDFLAGS environment variable.
1215
LDFLAGS="$FFLDFLAGS $LDFLAGS"
1216

    
1217
test -n "$cross_prefix" && cross_compile=yes
1218
cc="${cross_prefix}${cc}"
1219
ar="${cross_prefix}${ar}"
1220
ranlib="${cross_prefix}${ranlib}"
1221
strip="${cross_prefix}${strip}"
1222

    
1223
# we need to build at least one lib type
1224
if ! enabled_any static shared; then
1225
    cat <<EOF
1226
At least one library type must be built.
1227
Specify --enable-static to build the static libraries or --enable-shared to
1228
build the shared libraries as well. To only build the shared libraries specify
1229
--disable-static in addition to --enable-shared.
1230
EOF
1231
    exit 1;
1232
fi
1233

    
1234
if disabled static; then
1235
    LIB=""
1236
fi
1237

    
1238
if ! enabled libogg; then
1239
    enabled libtheora && die "libogg must be enabled to enable libtheora."
1240
    enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1241
fi
1242

    
1243
if enabled_any libfaad libfaadbin ; then
1244
    if check_header faad.h; then
1245
        check_cc << EOF
1246
#include <faad.h>
1247
#ifndef FAAD2_VERSION
1248
ok faad1
1249
#endif
1250
int main( void ) { return 0; }
1251
EOF
1252
        test $? = 0 && enable libfaad2
1253
    else
1254
        die "FAAD test failed."
1255
    fi
1256
fi
1257

    
1258

    
1259
if ! enabled gpl; then
1260
    die_gpl_disabled(){
1261
        name=$1
1262
        shift
1263
        enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1264
    }
1265
    die_gpl_disabled "The Postprocessing code" pp
1266
    die_gpl_disabled "liba52"                  liba52
1267
    die_gpl_disabled "libx264"                 libx264
1268
    die_gpl_disabled "libxvidcore"             libxvid
1269
    die_gpl_disabled "FAAD2"                   libfaad2
1270
    die_gpl_disabled "The X11 grabber"         x11grab
1271
    die_gpl_disabled "The software scaler"     swscaler
1272
fi
1273

    
1274
check_deps $ARCH_EXT_LIST
1275

    
1276
test -z "$need_memalign" && need_memalign="$mmx"
1277

    
1278
#Darwin CC versions
1279
if test $targetos = darwin; then
1280
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1281
        add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1282
    else
1283
        add_cflags "-no-cpp-precomp -pipe"
1284
        check_cflags "-force_cpusubtype_ALL"
1285
        check_cflags "-Wno-sign-compare"
1286
        disabled shared && add_cflags -mdynamic-no-pic
1287
    fi
1288
fi
1289

    
1290
disabled optimize || add_cflags -fomit-frame-pointer
1291

    
1292
# Add processor-specific flags
1293
if test $cpu != "generic"; then
1294
    warn_altivec(){
1295
        $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1296
    }
1297
    case $cpu in
1298
        601|ppc601|PowerPC601)
1299
            add_cflags "-mcpu=601"
1300
            warn_altivec enabled PPC601
1301
        ;;
1302
        603*|ppc603*|PowerPC603*)
1303
            add_cflags "-mcpu=603"
1304
            warn_altivec enabled PPC603
1305
        ;;
1306
        604*|ppc604*|PowerPC604*)
1307
            add_cflags "-mcpu=604"
1308
            warn_altivec enabled PPC604
1309
        ;;
1310
        G3|g3|75*|ppc75*|PowerPC75*)
1311
            add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1312
            warn_altivec enabled PPC75x
1313
        ;;
1314
        G4|g4|745*|ppc745*|PowerPC745*)
1315
            add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1316
            warn_altivec disabled PPC745x
1317
        ;;
1318
        74*|ppc74*|PowerPC74*)
1319
            add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1320
            warn_altivec disabled PPC74xx
1321
        ;;
1322
        G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1323
            add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1324
            warn_altivec disabled PPC970
1325
            enable ppc64
1326
        ;;
1327
        Cell|CELL|cell)
1328
            add_cflags "-mcpu=cell"
1329
            warn_altivec disabled Cell
1330
            enable ppc64
1331
        ;;
1332
        # targets that do NOT support conditional mov (cmov)
1333
        i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1334
            add_cflags "-march=$cpu"
1335
            cmov="no"
1336
        ;;
1337
        # targets that do support conditional mov (cmov)
1338
        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1339
            add_cflags "-march=$cpu"
1340
            cmov="yes"
1341
            fast_cmov="yes"
1342
        ;;
1343
        # targets that do support conditional mov but on which it's slow
1344
        pentium4|prescott|nocona)
1345
            add_cflags "-march=$cpu"
1346
            cmov="yes"
1347
            fast_cmov="no"
1348
        ;;
1349
        sparc64)
1350
            add_cflags "-mcpu=v9"
1351
        ;;
1352
        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1353
            add_cflags "-mfdpic"
1354
            add_ldflags "-mfdpic"
1355
        ;;
1356
        *)
1357
        echo "WARNING: Unknown CPU \"$cpu\", ignored."
1358
        ;;
1359
    esac
1360
fi
1361

    
1362
gnu_make(){
1363
    $1 --version 2>&1 | grep -q GNU
1364
}
1365

    
1366
if ! gnu_make $make; then
1367
    gnu_make gmake && make=gmake || die "GNU make not found."
1368
fi
1369

    
1370
# make sure we can execute files in $TMPDIR
1371
cat >$TMPE 2>>$logfile <<EOF
1372
#! /bin/sh
1373
EOF
1374
chmod +x $TMPE >>$logfile 2>&1
1375
if ! $TMPE >>$logfile 2>&1; then
1376
    cat <<EOF
1377
Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1378
variable to another directory and make sure that $TMPDIR1 is not mounted
1379
noexec.
1380
EOF
1381
    die "Sanity test failed."
1382
fi
1383
rm $TMPE
1384

    
1385
# compiler sanity check
1386
check_exec <<EOF
1387
int main(){
1388
    return 0;
1389
}
1390
EOF
1391
if test "$?" != 0; then
1392
    echo "$cc is unable to create an executable file."
1393
    if test -z "$cross_prefix" && ! enabled cross_compile ; then
1394
        echo "If $cc is a cross-compiler, use the --cross-compile option."
1395
        echo "Only do this if you know what cross compiling means."
1396
    fi
1397
    die "C compiler test failed."
1398
fi
1399

    
1400
if enabled x86; then
1401
    # check whether EBP is available on x86
1402
    # As 'i' is stored on the stack, this program will crash
1403
    # if the base pointer is used to access it because the
1404
    # base pointer is cleared in the inline assembly code.
1405
    check_exec_crash <<EOF && enable ebp_available
1406
    volatile int i=0;
1407
    asm volatile (
1408
        "xorl %%ebp, %%ebp"
1409
    ::: "%ebp");
1410
    return i;
1411
EOF
1412

    
1413
    # check wether EBX is available on x86
1414
    check_cc <<EOF && enable ebx_available
1415
int main(){
1416
    asm volatile ("":::"%ebx");
1417
}
1418
EOF
1419

    
1420
    # check whether binutils is new enough to compile SSSE3
1421
    enabled ssse3 && check_cc <<EOF || disable ssse3
1422
int main(){
1423
    asm volatile ("pabsw %xmm0, %xmm0");
1424
}
1425
EOF
1426
fi
1427

    
1428
# check for assembler specific support
1429

    
1430
if test $arch = "powerpc"; then
1431
check_cc <<EOF && dcbzl=yes
1432
int main(void) {
1433
    register long zero = 0;
1434
    char data[1024];
1435
    asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1436
return 0;
1437
}
1438
EOF
1439
fi
1440

    
1441
# check for SIMD availability
1442

    
1443
# AltiVec flags: The FSF version of GCC differs from the Apple version
1444
if enabled altivec; then
1445
    if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1446
        add_cflags "-faltivec"
1447
    else
1448
        add_cflags "-maltivec -mabi=altivec"
1449
    fi
1450

    
1451
    check_header altivec.h
1452

    
1453
    # check if our compiler supports Motorola AltiVec C API
1454
    if enabled altivec_h; then
1455
        inc_altivec_h="#include <altivec.h>"
1456
    else
1457
        inc_altivec_h=
1458
    fi
1459
    check_cc <<EOF || altivec=no
1460
$inc_altivec_h
1461
int main(void) {
1462
    vector signed int v1, v2, v3;
1463
    v1 = vec_add(v2,v3);
1464
    return 0;
1465
}
1466
EOF
1467
fi
1468

    
1469
# check armv5te instructions support
1470
enabled armv5te && check_cc <<EOF || disable armv5te
1471
int main(void) {
1472
    __asm__ __volatile__ ("qadd r0, r0, r0");
1473
}
1474
EOF
1475

    
1476
enabled armv6 && check_cc <<EOF || disable armv6
1477
int main(void) {
1478
    __asm__ __volatile__ ("sadd16 r0, r0, r0");
1479
}
1480
EOF
1481

    
1482
# check iwmmxt support
1483
enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1484
int main(void) {
1485
    __asm__ __volatile__ ("wunpckelub wr6, wr4");
1486
}
1487
EOF
1488

    
1489
# check if our compiler supports mmi
1490
enabled mmi && check_cc <<EOF || mmi="no"
1491
int main(void) {
1492
    __asm__ ("lq \$2, 0(\$2)");
1493
    return 0;
1494
}
1495
EOF
1496

    
1497
# ---
1498
# big/little-endian test
1499
check_cc <<EOF || die "endian test failed"
1500
unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1501
EOF
1502
grep -q BIGE $TMPO && enable bigendian
1503

    
1504
# ---
1505
# check availability of some header files
1506

    
1507
check_header malloc.h
1508
check_func memalign
1509

    
1510
if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1511
    die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1512
fi
1513

    
1514
check_header byteswap.h
1515

    
1516
check_func mkstemp
1517
check_func gethrtime
1518

    
1519
check_header termios.h
1520
check_header conio.h
1521

    
1522
check_func inet_aton
1523
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1524

    
1525
# ffserver uses poll(),
1526
# if it's not found we can emulate it using select().
1527
if enabled ffserver; then
1528
    check_header sys/poll.h
1529
fi
1530

    
1531
# check for some common methods of building with pthread support
1532
# do this before the optional library checks as some of them require pthreads
1533
if enabled pthreads; then
1534
    if check_func pthread_create; then
1535
        :
1536
    elif check_func pthread_create -pthread; then
1537
        add_cflags -pthread
1538
        add_ldflags -pthread
1539
    elif check_func pthread_create -pthreads; then
1540
        add_cflags -pthreads
1541
        add_ldflags -pthreads
1542
    elif ! check_lib pthread.h pthread_create -lpthread; then
1543
        die "ERROR: can't find pthreads library"
1544
    fi
1545
fi
1546

    
1547
for thread in $THREADS_LIST; do
1548
    if enabled $thread; then
1549
        if test -n "$thread_type"; then
1550
            die "ERROR: Only one thread type must be selected."
1551
        else
1552
            thread_type="$thread"
1553
        fi
1554
    fi
1555
done
1556

    
1557
# test for lrintf in math.h
1558
check_exec <<EOF && lrintf=yes || lrintf=no
1559
#define _ISOC9X_SOURCE  1
1560
#include <math.h>
1561
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1562
EOF
1563

    
1564
enabled_any libamr_nb libamr_wb && enable libamr
1565

    
1566
# these are off by default, so fail if requested and not available
1567
enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1568
enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1569
enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1570
enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1571
enabled libdc1394  && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1572
enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1573
enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1574
enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1575
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1576
enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1577
enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1578
enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1579
enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1580
enabled libx264    && require x264 x264.h x264_encoder_open -lx264
1581
enabled libxvid    && require Xvid xvid.h xvid_global -lxvidcore
1582
enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1583

    
1584
# disable the native AC-3 decoder if liba52 is enabled
1585
enabled liba52 && disable ac3_decoder
1586

    
1587
_restrict=
1588
for restrict_keyword in restrict __restrict__ __restrict; do
1589
    check_cc <<EOF && _restrict=$restrict_keyword && break
1590
void foo(char * $restrict_keyword p);
1591
EOF
1592
done
1593

    
1594
# dlopen/dlfcn.h probing
1595

    
1596
check_header dlfcn.h
1597

    
1598
if check_func dlopen; then
1599
    ldl=
1600
elif check_func dlopen -ldl; then
1601
    ldl=-ldl
1602
fi
1603

    
1604
check_func getrusage
1605
check_func2 windows.h GetProcessTimes
1606

    
1607
check_func fork
1608

    
1609
test "$vhook" = "default" && vhook="$dlopen"
1610

    
1611
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1612

    
1613
if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1614
    vhook="no"
1615
    echo
1616
    echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1617
    echo "Patches welcome."
1618
    echo
1619
fi
1620

    
1621
if enabled vhook; then
1622
    check_ldflags -rdynamic
1623
    check_ldflags -export-dynamic
1624
fi
1625

    
1626
enabled audio_beos && add_extralibs "-lmedia -lbe"
1627

    
1628
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1629
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1630

    
1631
##########################################
1632
# SDL check
1633

    
1634
sdl_too_old=no
1635
sdl=no
1636
SDL_CONFIG="${cross_prefix}sdl-config"
1637
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1638
    sdl_cflags=`"${SDL_CONFIG}" --cflags`
1639
    temp_cflags $sdl_cflags
1640
    temp_extralibs `"${SDL_CONFIG}" --libs`
1641
    if check_lib SDL.h SDL_Init; then
1642
        _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1643
        if test "$_sdlversion" -lt 121 ; then
1644
            sdl_too_old=yes
1645
        else
1646
            sdl=yes
1647
            check_cc $sdl_cflags <<EOF && enable sdl_video_size
1648
#include <SDL.h>
1649
int main(void){
1650
    const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1651
    int w = vi->current_w;
1652
    return 0;
1653
}
1654
EOF
1655
        fi
1656
    fi
1657
    restore_flags
1658
fi
1659

    
1660
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1661

    
1662
##########################################
1663
# Network check
1664

    
1665
if enabled network; then
1666
    # Prefer arpa/inet.h over winsock2
1667
    if check_header arpa/inet.h ; then
1668
        check_func closesocket
1669
    elif check_header winsock2.h ; then
1670
        add_extralibs -lws2_32
1671
        check_func2 winsock2.h closesocket
1672
    fi
1673
fi
1674

    
1675
##########################################
1676
# IPv6 check
1677

    
1678
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1679
#include <sys/types.h>
1680
#include <sys/socket.h>
1681
#include <netinet/in.h>
1682
#include <netdb.h>
1683
int main( void ) {
1684
  struct sockaddr_storage saddr;
1685
  struct ipv6_mreq mreq6;
1686
  getaddrinfo(0,0,0,0);
1687
  getnameinfo(0,0,0,0,0,0,0);
1688
  IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1689
}
1690
EOF
1691

    
1692
check_header linux/videodev.h
1693
check_header linux/videodev2.h
1694

    
1695
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1696
if enabled bktr; then
1697
    { check_header dev/bktr/ioctl_meteor.h &&
1698
      check_header dev/bktr/ioctl_bt848.h; } ||
1699
    { check_header machine/ioctl_meteor.h &&
1700
      check_header machine/ioctl_bt848.h; } ||
1701
    { check_header dev/video/meteor/ioctl_meteor.h &&
1702
      check_header dev/video/bktr/ioctl_bt848.h; } ||
1703
    check_header dev/ic/bt8xx.h ||
1704
    disable bktr
1705
fi
1706

    
1707
check_header sys/soundcard.h
1708
check_header soundcard.h
1709

    
1710
# Deal with the x11 frame grabber
1711
enabled x11grab                         &&
1712
enabled gpl                             &&
1713
enabled x11_grab_device_demuxer         &&
1714
check_header X11/Xlib.h                 &&
1715
check_header X11/extensions/XShm.h      &&
1716
check_func XOpenDisplay -lX11           &&
1717
check_func XShmCreateImage -lX11 -lXext &&
1718
add_extralibs -lX11 -lXext              ||
1719
disable x11_grab_device_demuxer
1720

    
1721
enabled debug && add_cflags -g
1722

    
1723
# add some useful compiler flags if supported
1724
check_cflags -Wdeclaration-after-statement
1725
check_cflags -Wall
1726
check_cflags -Wno-switch
1727
check_cflags -Wdisabled-optimization
1728
check_cflags -Wpointer-arith
1729
check_cflags -Wredundant-decls
1730
check_cflags -Wno-pointer-sign
1731
enabled extra_warnings && check_cflags -Winline
1732

    
1733
# add some linker flags
1734
check_ldflags -Wl,--warn-common
1735
check_ldflags $LDLATEFLAGS
1736

    
1737
if enabled small; then
1738
    check_cflags -Os            # not all compilers support -Os
1739
    optimize="small"
1740
elif enabled optimize; then
1741
    if test -n "`$cc -v 2>&1 | grep xlc`"; then
1742
        add_cflags  "-O5"
1743
        add_ldflags "-O5"
1744
    else
1745
        add_cflags "-O3"
1746
    fi
1747
fi
1748

    
1749
# PIC flags for shared library objects where they are needed
1750
if enabled shared; then
1751
    # LIBOBJFLAGS may have already been set in the OS configuration
1752
    if test -z "$LIBOBJFLAGS" ; then
1753
        case "$arch" in
1754
            x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1755
        esac
1756
    fi
1757
fi
1758

    
1759
if enabled gprof; then
1760
    add_cflags  "-p"
1761
    add_ldflags "-p"
1762
fi
1763

    
1764
VHOOKCFLAGS="-fPIC"
1765

    
1766
# find if .align arg is power-of-two or not
1767
if test $asmalign_pot = "unknown"; then
1768
    asmalign_pot="no"
1769
    echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1770
fi
1771

    
1772
enabled_any $ENCODER_LIST  && enable encoders
1773
enabled_any $DECODER_LIST  && enable decoders
1774
enabled_any $MUXER_LIST    && enable muxers
1775
enabled_any $DEMUXER_LIST  && enable demuxers
1776
enabled_any $PROTOCOL_LIST && enable protocols
1777
enabled_any $BSF_LIST      && enable bsfs
1778

    
1779
enabled_any $THREADS_LIST  && enable threads
1780

    
1781
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1782
    $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1783

    
1784
enabled libdc1394 && append pkg_requires "libraw1394"
1785
enabled libogg    && append pkg_requires "ogg >= 1.1"
1786
enabled libtheora && append pkg_requires "theora"
1787
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1788

    
1789
echo "install prefix            $PREFIX"
1790
echo "source path               $source_path"
1791
echo "C compiler                $cc"
1792
echo "make                      $make"
1793
echo ".align is power-of-two    $asmalign_pot"
1794
echo "ARCH                      $arch ($cpu)"
1795
if test "$BUILDSUF" != ""; then
1796
    echo "build suffix              $BUILDSUF"
1797
fi
1798
echo "big-endian                ${bigendian-no}"
1799
if test $arch = "x86_32" -o $arch = "x86_64"; then
1800
    echo "MMX enabled               ${mmx-no}"
1801
    echo "CMOV enabled              ${cmov-no}"
1802
    echo "CMOV is fast              ${fast_cmov-no}"
1803
    echo "EBX available             ${ebx_available-no}"
1804
    echo "EBP available             ${ebp_available-no}"
1805
fi
1806
if test $arch = "armv4l"; then
1807
    echo "ARMv5TE enabled           ${armv5te-no}"
1808
    echo "ARMv6 enabled             ${armv6-no}"
1809
    echo "IWMMXT enabled            ${iwmmxt-no}"
1810
fi
1811
if test $arch = "mips"; then
1812
    echo "MMI enabled               ${mmi-no}"
1813
fi
1814
if test $arch = "powerpc"; then
1815
    echo "AltiVec enabled           ${altivec-no}"
1816
    echo "dcbzl available           ${dcbzl-no}"
1817
fi
1818
echo "gprof enabled             ${gprof-no}"
1819
echo "debug symbols             ${debug-no}"
1820
echo "strip symbols             ${dostrip-no}"
1821
echo "optimize                  ${optimize-no}"
1822
echo "static                    ${static-no}"
1823
echo "shared                    ${shared-no}"
1824
echo "postprocessing support    ${pp-no}"
1825
echo "software scaler enabled   ${swscaler-no}"
1826
echo "video hooking             ${vhook-no}"
1827
if enabled vhook; then
1828
    echo "Imlib2 support            ${imlib2-no}"
1829
    echo "FreeType support          ${freetype2-no}"
1830
fi
1831
echo "network support           ${network-no}"
1832
if enabled network; then
1833
    echo "IPv6 support              ${ipv6-no}"
1834
fi
1835
echo "threading support         ${thread_type-no}"
1836
echo "SDL support               ${sdl-no}"
1837
if enabled sdl_too_old; then
1838
    echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1839
fi
1840
echo "Sun medialib support      ${mlib-no}"
1841
echo "AVISynth enabled          ${avisynth-no}"
1842
echo "liba52 support            ${liba52-no}"
1843
echo "liba52 dlopened           ${liba52bin-no}"
1844
echo "libamr-nb support         ${libamr_nb-no}"
1845
echo "libamr-wb support         ${libamr_wb-no}"
1846
echo "libdc1394 support         ${libdc1394-no}"
1847
echo "libfaac enabled           ${libfaac-no}"
1848
echo "libfaad enabled           ${libfaad-no}"
1849
echo "libfaad dlopened          ${libfaadbin-no}"
1850
echo "libgsm enabled            ${libgsm-no}"
1851
echo "libmp3lame enabled        ${libmp3lame-no}"
1852
echo "libnut enabled            ${libnut-no}"
1853
echo "libogg enabled            ${libogg-no}"
1854
echo "libtheora enabled         ${libtheora-no}"
1855
echo "libvorbis enabled         ${libvorbis-no}"
1856
echo "x264 enabled              ${libx264-no}"
1857
echo "XviD enabled              ${libxvid-no}"
1858
echo "zlib enabled              ${zlib-no}"
1859
if ! enabled gpl; then
1860
    echo "License: LGPL"
1861
else
1862
    echo "License: GPL"
1863
fi
1864

    
1865
echo "Creating config.mak and config.h..."
1866

    
1867
echo "# Automatically generated by configure - do not modify!" > config.mak
1868
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1869
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1870

    
1871
echo "PREFIX=$PREFIX" >> config.mak
1872
echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1873
echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1874
echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1875
echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1876
echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1877
echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1878
echo "MAKE=$make" >> config.mak
1879
echo "CC=$cc" >> config.mak
1880
echo "AR=$ar" >> config.mak
1881
echo "RANLIB=$ranlib" >> config.mak
1882
if enabled dostrip; then
1883
    echo "STRIP=$strip" >> config.mak
1884
else
1885
    echo "STRIP=echo ignoring strip" >> config.mak
1886
fi
1887

    
1888
echo "OPTFLAGS=$CFLAGS" >> config.mak
1889
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1890
echo "LDFLAGS=$LDFLAGS" >> config.mak
1891
echo "LDCONFIG=$LDCONFIG" >> config.mak
1892
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1893
echo "SHFLAGS=$SHFLAGS" >> config.mak
1894
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1895
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1896
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1897
echo "BUILD_STATIC=$static" >> config.mak
1898
echo "BUILDSUF=$BUILDSUF" >> config.mak
1899
echo "LIBPREF=$LIBPREF" >> config.mak
1900
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1901
echo "LIB=$LIB" >> config.mak
1902
echo "SLIBPREF=$SLIBPREF" >> config.mak
1903
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1904
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1905

    
1906
if enabled bigendian; then
1907
  echo "WORDS_BIGENDIAN=yes" >> config.mak
1908
  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1909
fi
1910
if enabled mmx; then
1911
  echo "#define __CPU__ 586" >> $TMPH
1912
fi
1913

    
1914
if enabled sdl; then
1915
  echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1916
  echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1917
fi
1918
if enabled texi2html; then
1919
  echo "BUILD_DOC=yes" >> config.mak
1920
fi
1921

    
1922
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1923
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1924
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1925
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1926
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1927

    
1928

    
1929

    
1930
if enabled shared; then
1931
  echo "BUILD_SHARED=yes" >> config.mak
1932
  echo "PIC=-fPIC -DPIC" >> config.mak
1933
  echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1934
  echo "SPPVERSION=$pp_version" >> config.mak
1935
  echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1936
  echo "LAVCVERSION=$lavc_version" >> config.mak
1937
  echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1938
  echo "LAVFVERSION=$lavf_version" >> config.mak
1939
  echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1940
  echo "LAVUVERSION=$lavu_version" >> config.mak
1941
  echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1942
  echo "SWSVERSION=$sws_version" >> config.mak
1943
  echo "SLIBNAME=${SLIBNAME}" >> config.mak
1944
  echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1945
  echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1946
  echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1947
  echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1948
fi
1949
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1950
echo "EXTRALIBS=$extralibs" >> config.mak
1951

    
1952
print_config ARCH_   $TMPH config.mak $ARCH_LIST
1953
print_config HAVE_   $TMPH config.mak $HAVE_LIST
1954
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST   \
1955
                                      $DECODER_LIST  \
1956
                                      $ENCODER_LIST  \
1957
                                      $PARSER_LIST   \
1958
                                      $BSF_LIST      \
1959
                                      $DEMUXER_LIST  \
1960
                                      $MUXER_LIST    \
1961
                                      $PROTOCOL_LIST \
1962

    
1963
echo "#define restrict $_restrict" >> $TMPH
1964

    
1965
if enabled small; then
1966
  echo "#define av_always_inline"  >> $TMPH
1967
fi
1968

    
1969
echo "SRC_PATH=\"$source_path\"" >> config.mak
1970
echo "SRC_PATH_BARE=$source_path" >> config.mak
1971
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1972

    
1973
# Apparently it's not possible to portably echo a backslash.
1974
if enabled asmalign_pot; then
1975
  printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1976
else
1977
  printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1978
fi
1979

    
1980

    
1981
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1982
if ! cmp -s $TMPH config.h; then
1983
        mv -f $TMPH config.h
1984
else
1985
        echo "config.h is unchanged"
1986
fi
1987

    
1988
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1989

    
1990
# build tree in object directory if source path is different from current one
1991
if enabled source_path_used; then
1992
    DIRS="\
1993
         doc \
1994
         libavcodec \
1995
         libavcodec/alpha \
1996
         libavcodec/armv4l \
1997
         libavcodec/bfin \
1998
         libavcodec/i386 \
1999
         libavcodec/mlib \
2000
         libavcodec/ppc \
2001
         libavcodec/sh4 \
2002
         libavcodec/sparc \
2003
         libavformat \
2004
         libavutil \
2005
         libpostproc \
2006
         libswscale \
2007
         tests \
2008
         tools \
2009
         vhook \
2010
         "
2011
    FILES="\
2012
          Makefile \
2013
          common.mak \
2014
          doc/texi2pod.pl \
2015
          libavcodec/Makefile \
2016
          libavformat/Makefile \
2017
          libavutil/Makefile \
2018
          libpostproc/Makefile \
2019
          libswscale/Makefile \
2020
          "
2021
    for dir in $DIRS ; do
2022
            mkdir -p $dir
2023
    done
2024
    for f in $FILES ; do
2025
        ln -sf "$source_path/$f" $f
2026
    done
2027
fi
2028

    
2029

    
2030
# build pkg-config files
2031
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
2032

    
2033
pkgconfig_generate(){
2034
name=$1
2035
comment=$2
2036
version=$3
2037
libs=$4
2038
requires=$5
2039
include=$6
2040
cat <<EOF >$name.pc
2041
prefix=$PREFIX
2042
exec_prefix=\${prefix}
2043
libdir=\${exec_prefix}/lib
2044
includedir=\${prefix}/include
2045

    
2046
Name: $name
2047
Description: $comment
2048
Version: $version
2049
Requires: $requires
2050
Conflicts:
2051
Libs: -L\${libdir} $libs
2052
Cflags: -I\${includedir} -I\${includedir}/$include
2053
EOF
2054
}
2055

    
2056
pkgconfig_generate_uninstalled(){
2057
name=$1
2058
shortname=${name#lib}
2059
comment=$2
2060
version=$3
2061
libs=$4
2062
requires=$5
2063
cat <<EOF >$name-uninstalled.pc
2064
prefix=
2065
exec_prefix=
2066
libdir=\${pcfiledir}/$name
2067
includedir=\${pcfiledir}/$name
2068

    
2069
Name: $name
2070
Description: $comment
2071
Version: $version
2072
Requires: $requires
2073
Conflicts:
2074
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2075
Cflags: -I\${includedir}
2076
EOF
2077
}
2078

    
2079
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2080
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2081

    
2082
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2083
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2084

    
2085
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2086
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2087

    
2088
if enabled pp; then
2089
  pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2090
  pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2091
fi
2092

    
2093
if enabled swscaler; then
2094
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2095
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2096
else
2097
  pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2098
  pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2099
  apply libswscale.pc sed s/^Libs:.*$/Libs:/
2100
  apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2101
fi