configure

   1 #!/bin/sh
   2 #
   3 # FFmpeg configure script
   4 #
   5 # Copyright (c) 2000, 2001, 2002 Fabrice Bellard
   6 # Copyright (c) 2005-2006 Diego Biurrun
   7 # Copyright (c) 2005-2006 Mans Rullgard
   8 #
   9
  10 # make sure we are running under a compatible shell
  11 # try to make this part work with most shells
  12
  13 try_exec(){
  14     echo "Trying shell $1"
  15     type "$1" >/dev/null 2>&1 && exec "$@"
  16 }
  17
  18 unset foo
  19 (: ${foo%%bar}) 2>/dev/null
  20 E1="$?"
  21
  22 (: ${foo?}) 2>/dev/null
  23 E2="$?"
  24
  25 if test "$E1" != 0 || test "$E2" = 0; then
  26     echo "Broken shell detected.  Trying alternatives."
  27     export FF_CONF_EXEC
  28     if test "0$FF_CONF_EXEC" -lt 1; then
  29         FF_CONF_EXEC=1
  30         try_exec bash "$0" "$@"
  31     fi
  32     if test "0$FF_CONF_EXEC" -lt 2; then
  33         FF_CONF_EXEC=2
  34         try_exec ksh "$0" "$@"
  35     fi
  36     if test "0$FF_CONF_EXEC" -lt 3; then
  37         FF_CONF_EXEC=3
  38         try_exec /usr/xpg4/bin/sh "$0" "$@"
  39     fi
  40     echo "No compatible shell script interpreter found."
  41     echo "This configure script requires a POSIX-compatible shell"
  42     echo "such as bash or ksh."
  43     echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
  44     echo "Instead, install a working POSIX-compatible shell."
  45     echo "Disabling this configure test will create a broken FFmpeg."
  46     if test "$BASH_VERSION" = '2.04.0(1)-release'; then
  47         echo "This bash version ($BASH_VERSION) is broken on your platform."
  48         echo "Upgrade to a later version if available."
  49     fi
  50     exit 1
  51 fi
  52
  53 show_help(){
  54   echo "Usage: configure [options]"
  55   echo "Options: [defaults in brackets after descriptions]"
  56   echo
  57   echo "Standard options:"
  58   echo "  --help                   print this message"
  59   echo "  --log[=FILE|yes|no]      log tests and output to FILE [config.err]"
  60   echo "  --prefix=PREFIX          install in PREFIX [$PREFIX]"
  61   echo "  --libdir=DIR             install libs in DIR [PREFIX/lib]"
  62   echo "  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]"
  63   echo "  --incdir=DIR             install includes in DIR [PREFIX/include/ffmpeg]"
  64   echo "  --mandir=DIR             install man page in DIR [PREFIX/man]"
  65   echo "  --enable-static          build static libraries [default=yes]"
  66   echo "  --disable-static         do not build static libraries [default=no]"
  67   echo "  --enable-shared          build shared libraries [default=no]"
  68   echo "  --disable-shared         do not build shared libraries [default=yes]"
  69   echo "  --enable-gpl             allow use of GPL code, the resulting libav*"
  70   echo "                           and ffmpeg will be under GPL [default=no]"
  71   echo "  --enable-pp              enable GPLed postprocessing support [default=no]"
  72   echo "  --enable-swscaler        software scaler support [default=no]"
  73   echo "  --enable-beosthreads     use BeOS threads [default=no]"
  74   echo "  --enable-os2threads      use OS/2 threads [default=no]"
  75   echo "  --enable-pthreads        use pthreads [default=no]"
  76   echo "  --enable-w32threads      use Win32 threads [default=no]"
  77   echo "  --enable-x11grab         enable X11 grabbing [default=no]"
  78   echo
  79   echo "External library support:"
  80   echo "  --enable-sunmlib         use Sun medialib [default=no]"
  81   echo "  --enable-dc1394          enable IIDC-1394 grabbing using libdc1394"
  82   echo "                           and libraw1394 [default=no]"
  83   echo "  --enable-liba52          enable GPLed liba52 support [default=no]"
  84   echo "  --enable-liba52bin       open liba52.so.0 at runtime [default=no]"
  85   echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
  86   echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
  87   echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
  88   echo "  --enable-libfaac         enable FAAC support via libfaac [default=no]"
  89   echo "  --enable-libfaad         enable FAAD support via libfaad [default=no]"
  90   echo "  --enable-libfaadbin      build FAAD support with runtime linking [default=no]"
  91   echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"
  92   echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [default=no]"
  93   echo "  --enable-libnut          enable NUT (de)muxing via libnut,"
  94   echo "                           native demuxer exists [default=no]"
  95   echo "  --enable-libogg          enable Ogg muxing via libogg [default=no]"
  96   echo "  --enable-libtheora       enable Theora encoding via libtheora [default=no]"
  97   echo "  --enable-libvorbis       enable Vorbis en/decoding via libvorbis,"
  98   echo "                           native implementations exist [default=no]"
  99   echo "  --enable-x264            enable H.264 encoding via x264 [default=no]"
 100   echo "  --enable-xvid            enable Xvid encoding via xvidcore,"
 101   echo "                           native MPEG-4/Xvid encoder exists [default=no]"
 102   echo ""
 103   echo "Advanced options (experts only):"
 104   echo "  --source-path=PATH       path to source code [$source_path]"
 105   echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
 106   echo "  --cross-compile          assume a cross-compiler is used"
 107   echo "  --target-os=OS           compiler targets OS [$targetos]"
 108   echo "  --cc=CC                  use C compiler CC [$cc]"
 109   echo "  --make=MAKE              use specified make [$make]"
 110   echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
 111   echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
 112   echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
 113   echo "  --build-suffix=SUFFIX    suffix for application specific build []"
 114   echo "  --arch=ARCH              select architecture  [$arch]"
 115   echo "  --cpu=CPU                selects the minimum cpu required (affects"
 116   echo "                           instruction selection, may crash on older CPUs)"
 117   echo "  --enable-powerpc-perf    enable performance report on PPC"
 118   echo "                           (requires enabling PMC)"
 119   echo "  --disable-mmx            disable MMX usage"
 120   echo "  --disable-armv5te        disable armv5te usage"
 121   echo "  --disable-armv6          disable armv6 usage"
 122   echo "  --disable-iwmmxt         disable iwmmxt usage"
 123   echo "  --disable-altivec        disable AltiVec usage"
 124   echo "  --disable-audio-oss      disable OSS audio support [default=no]"
 125   echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
 126   echo "  --disable-v4l            disable video4linux grabbing [default=no]"
 127   echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
 128   echo "  --disable-bktr           disable bktr video grabbing [default=no]"
 129   echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
 130   echo "  --disable-network        disable network support [default=no]"
 131   echo "  --disable-ipv6           disable ipv6 support [default=no]"
 132   echo "  --disable-zlib           disable zlib [default=no]"
 133   echo "  --disable-vhook          disable video hooking support"
 134   echo "  --disable-debug          disable debugging symbols"
 135   echo "  --disable-mpegaudio-hp   faster (but less accurate)"
 136   echo "                           MPEG audio decoding [default=no]"
 137   echo "  --disable-ffmpeg         disable ffmpeg build"
 138   echo "  --disable-ffserver       disable ffserver build"
 139   echo "  --disable-ffplay         disable ffplay build"
 140   echo "  --enable-small           optimize for size instead of speed"
 141   echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
 142   echo "  --disable-encoder=NAME   disables encoder NAME"
 143   echo "  --enable-encoder=NAME    enables encoder NAME"
 144   echo "  --disable-decoder=NAME   disables decoder NAME"
 145   echo "  --enable-decoder=NAME    enables decoder NAME"
 146   echo "  --disable-encoders       disables all encoders"
 147   echo "  --disable-decoders       disables all decoders"
 148   echo "  --disable-muxer=NAME     disables muxer NAME"
 149   echo "  --enable-muxer=NAME      enables muxer NAME"
 150   echo "  --disable-muxers         disables all muxers"
 151   echo "  --disable-demuxer=NAME   disables demuxer NAME"
 152   echo "  --enable-demuxer=NAME    enables demuxer NAME"
 153   echo "  --disable-demuxers       disables all demuxers"
 154   echo "  --enable-parser=NAME     enables parser NAME"
 155   echo "  --disable-parser=NAME    disables parser NAME"
 156   echo "  --disable-parsers        disables all parsers"
 157   echo "  --enable-bsf=NAME        enables bitstream filter NAME"
 158   echo "  --disable-bsf=NAME       disables bitstream filter NAME"
 159   echo "  --disable-bsfs           disables all bitstream filters"
 160   echo "  --enable-protocol=NAME   enables protocol NAME"
 161   echo "  --disable-protocol=NAME  disables protocol NAME"
 162   echo "  --disable-protocols      disables all protocols"
 163   echo
 164   echo "Developer options (useful when working on FFmpeg itself):"
 165   echo "  --enable-gprof           enable profiling with gprof [$gprof]"
 166   echo "  --disable-opts           disable compiler optimizations"
 167   echo "  --enable-extra-warnings  enable more compiler warnings"
 168   echo "  --disable-strip          disable stripping of executables and shared libraries"
 169   echo ""
 170   echo "NOTE: Object files are built at the place where configure is launched."
 171   exit 1
 172 }
 173
 174 log(){
 175     echo "$@" >>$logfile
 176 }
 177
 178 log_file(){
 179     log BEGIN $1
 180     cat -n $1 >>$logfile
 181     log END $1
 182 }
 183
 184 echolog(){
 185     log "$@"
 186     echo "$@"
 187 }
 188
 189 die(){
 190     echolog "$@"
 191     cat <<EOF
 192 If you think configure made a mistake, make sure you are using the latest
 193 version from SVN.  If the latest version fails, report the problem to the
 194 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
 195 EOF
 196     if enabled logging; then
 197         cat <<EOF
 198 Include the log file "$logfile" produced by configure as this will help
 199 solving the problem.
 200 EOF
 201     else
 202 cat <<EOF
 203 Rerun configure with logging enabled (do not use --log=no), and include the
 204 log this produces with your report.
 205 EOF
 206     fi
 207     rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
 208     exit 1
 209 }
 210
 211 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
 212 toupper(){
 213     echo "$@" | tr '[a-z]' '[A-Z]'
 214 }
 215
 216 tolower(){
 217     echo "$@" | tr '[A-Z]' '[a-z]'
 218 }
 219
 220 set_all(){
 221     value=$1
 222     shift
 223     for var in $*; do
 224         eval $var=$value
 225     done
 226 }
 227
 228 pushvar(){
 229     for var in $*; do
 230         eval level=\${${var}_level:=0}
 231         eval ${var}_${level}="\$$var"
 232         eval ${var}_level=$(($level+1))
 233     done
 234 }
 235
 236 popvar(){
 237     for var in $*; do
 238         eval level=\${${var}_level:-0}
 239         test $level = 0 && continue
 240         eval level=$(($level-1))
 241         eval $var="\${${var}_${level}}"
 242         eval ${var}_level=$level
 243         eval unset ${var}_${level}
 244     done
 245 }
 246
 247 enable(){
 248     set_all yes $*
 249 }
 250
 251 disable(){
 252     set_all no $*
 253 }
 254
 255 enabled(){
 256     eval test "x\$$1" = "xyes"
 257 }
 258
 259 disabled(){
 260     eval test "x\$$1" = "xno"
 261 }
 262
 263 enabled_all(){
 264     for opt; do
 265         enabled $opt || return 1
 266     done
 267 }
 268
 269 disabled_all(){
 270     for opt; do
 271         disabled $opt || return 1
 272     done
 273 }
 274
 275 enabled_any(){
 276     for opt; do
 277         enabled $opt && return 0
 278     done
 279 }
 280
 281 disabled_any(){
 282     for opt; do
 283         disabled $opt && return 0
 284     done
 285 }
 286
 287 check_deps(){
 288     for cfg; do
 289         enabled ${cfg}_checking && die "Circular dependency for $cfg."
 290         disabled ${cfg}_checking && continue
 291         enable ${cfg}_checking
 292
 293         eval dep_all="\$${cfg}_deps"
 294         eval dep_any="\$${cfg}_deps_any"
 295
 296         pushvar cfg dep_all dep_any
 297         check_deps $dep_all $dep_any
 298         popvar cfg dep_all dep_any
 299
 300         enabled_all $dep_all || disable $cfg
 301         enabled_any $dep_any || disable $cfg
 302
 303         disable ${cfg}_checking
 304     done
 305 }
 306
 307 print_config(){
 308     pfx=$1
 309     header=$2
 310     makefile=$3
 311     shift 3
 312     for cfg; do
 313         if enabled $cfg; then
 314             ucname="${pfx}`toupper $cfg`"
 315             echo "#define ${ucname} 1" >> $header
 316             echo "${ucname}=yes" >> $makefile
 317         fi
 318     done
 319 }
 320
 321 print_config_enable(){
 322     print_config $@
 323     shift 3
 324     for cfg; do
 325         enabled $cfg && val=1 || val=0
 326         echo "#define ENABLE_`toupper $cfg` $val" >> $header
 327     done
 328 }
 329
 330 flags_saved(){
 331     (: ${SAVE_CFLAGS?}) 2>/dev/null
 332 }
 333
 334 save_flags(){
 335     flags_saved && return
 336     SAVE_CFLAGS="$CFLAGS"
 337     SAVE_LDFLAGS="$LDFLAGS"
 338     SAVE_extralibs="$extralibs"
 339 }
 340
 341 restore_flags(){
 342     flags_saved || return
 343     CFLAGS="$SAVE_CFLAGS"
 344     LDFLAGS="$SAVE_LDFLAGS"
 345     extralibs="$SAVE_extralibs"
 346     unset SAVE_CFLAGS
 347     unset SAVE_LDFLAGS
 348     unset SAVE_extralibs
 349 }
 350
 351 temp_cflags(){
 352     save_flags
 353     CFLAGS="$CFLAGS $*"
 354 }
 355
 356 temp_ldflags(){
 357     save_flags
 358     LDFLAGS="$LDFLAGS $*"
 359 }
 360
 361 temp_extralibs(){
 362     save_flags
 363     extralibs="$extralibs $*"
 364 }
 365
 366 append(){
 367     var=$1
 368     shift
 369     flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
 370     eval "$var=\"\$$var $*\""
 371 }
 372
 373 add_cflags(){
 374     append CFLAGS "$@"
 375 }
 376
 377 add_ldflags(){
 378     append LDFLAGS "$@"
 379 }
 380
 381 add_extralibs(){
 382     append extralibs "$@"
 383 }
 384
 385 check_cmd(){
 386     log "$@"
 387     "$@" >>$logfile 2>&1
 388 }
 389
 390 check_cc(){
 391     log check_cc "$@"
 392     cat >$TMPC
 393     log_file $TMPC
 394     check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
 395 }
 396
 397 check_cpp(){
 398     log check_cpp "$@"
 399     cat >$TMPC
 400     log_file $TMPC
 401     check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
 402 }
 403
 404 check_ld(){
 405     log check_ld "$@"
 406     check_cc || return
 407     check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
 408 }
 409
 410 check_cflags(){
 411     log check_cflags "$@"
 412     check_cc "$@" <<EOF && add_cflags "$@"
 413 int x;
 414 EOF
 415 }
 416
 417 check_ldflags(){
 418     log check_ldflags "$@"
 419     check_ld "$@" <<EOF && add_ldflags "$@"
 420 int main(){
 421     return 0;
 422 }
 423 EOF
 424 }
 425
 426 check_header(){
 427     log check_header "$@"
 428     header=$1
 429     shift
 430     var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
 431     disable $var
 432     check_cpp "$@" <<EOF && enable $var
 433 #include <$header>
 434 int x;
 435 EOF
 436 }
 437
 438 check_func(){
 439     log check_func "$@"
 440     func=$1
 441     shift
 442     disable $func
 443     check_ld "$@" <<EOF && enable $func
 444 extern int $func();
 445 int main(){
 446     $func();
 447 }
 448 EOF
 449 }
 450
 451 check_func2(){
 452     log check_func2 "$@"
 453     headers=$1
 454     func=$2
 455     shift 2
 456     disable $func
 457     incs=""
 458     for hdr in $headers; do
 459         incs="$incs
 460 #include <$hdr>"
 461     done
 462     check_ld "$@" <<EOF && enable $func
 463 $incs
 464 int main(){
 465     (void) $func;
 466     return 0;
 467 }
 468 EOF
 469 }
 470
 471 check_lib(){
 472     log check_lib "$@"
 473     header="$1"
 474     func="$2"
 475     shift 2
 476     temp_extralibs "$@"
 477     check_header $header && check_func $func && add_extralibs "$@"
 478     err=$?
 479     restore_flags
 480     return $err
 481 }
 482
 483 check_lib2(){
 484     log check_lib2 "$@"
 485     headers="$1"
 486     func="$2"
 487     shift 2
 488     temp_extralibs "$@"
 489     check_func2 "$headers" $func && add_extralibs "$@"
 490     err=$?
 491     restore_flags
 492     return $err
 493 }
 494
 495 check_exec(){
 496     check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
 497 }
 498
 499 check_exec_crash(){
 500     code=`cat`
 501
 502     # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
 503     # are safe but may not be available everywhere.  Thus we use
 504     # raise(SIGTERM) instead.  The check is run in a subshell so we
 505     # can redirect the "Terminated" message from the shell.  SIGBUS
 506     # is not defined by standard C so it is used conditionally.
 507
 508     (check_exec "$@") >>$logfile 2>&1 <<EOF
 509 #include <signal.h>
 510 static void sighandler(int sig){
 511     raise(SIGTERM);
 512 }
 513 int main(){
 514     signal(SIGILL, sighandler);
 515     signal(SIGFPE, sighandler);
 516     signal(SIGSEGV, sighandler);
 517 #ifdef SIGBUS
 518     signal(SIGBUS, sighandler);
 519 #endif
 520     { $code }
 521 }
 522 EOF
 523 }
 524
 525 require(){
 526     name="$1"
 527     header="$2"
 528     func="$3"
 529     shift 3
 530     check_lib $header $func "$@" || die "ERROR: $name not found"
 531 }
 532
 533 require2(){
 534     name="$1"
 535     headers="$2"
 536     func="$3"
 537     shift 3
 538     check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
 539 }
 540
 541 check_foo_config(){
 542     cfg=$1
 543     pkg=$2
 544     header=$3
 545     func=$4
 546     shift 4
 547     disable $cfg
 548     check_cmd ${pkg}-config --version
 549     err=$?
 550     if test "$err" = 0; then
 551         temp_cflags `${pkg}-config --cflags`
 552         temp_extralibs `${pkg}-config --libs`
 553         check_lib "$@" $header $func && enable $cfg
 554     fi
 555     return $err
 556 }
 557
 558 apply(){
 559     file=$1
 560     shift
 561     "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
 562 }
 563
 564 CONFIG_LIST='
 565     encoders
 566     decoders
 567     parsers
 568     bsfs
 569     muxers
 570     demuxers
 571     audio_beos
 572     audio_oss
 573     avisynth
 574     beos_netserver
 575     bktr
 576     dc1394
 577     dv1394
 578     ffmpeg
 579     ffplay
 580     ffserver
 581     gpl
 582     gprof
 583     ipv6
 584     liba52
 585     liba52bin
 586     libamr
 587     libamr_nb
 588     libamr_wb
 589     libfaac
 590     libfaad
 591     libfaadbin
 592     libgsm
 593     libmp3lame
 594     libnut
 595     libogg
 596     libtheora
 597     libvorbis
 598     memalign_hack
 599     mpegaudio_hp
 600     network
 601     powerpc_perf
 602     pp
 603     protocols
 604     swscaler
 605     vhook
 606     v4l
 607     v4l2
 608     x11grab
 609     x264
 610     xvid
 611     zlib
 612 '
 613
 614 THREADS_LIST='
 615     beosthreads
 616     os2threads
 617     pthreads
 618     w32threads
 619 '
 620
 621 HAVE_LIST="
 622     $THREADS_LIST
 623     altivec
 624     altivec_h
 625     armv5te
 626     armv6
 627     arpa_inet_h
 628     byteswap_h
 629     cmov
 630     dcbzl
 631     dev_bktr_ioctl_bt848_h
 632     dev_bktr_ioctl_meteor_h
 633     dev_ic_bt8xx_h
 634     dev_video_meteor_ioctl_meteor_h
 635     dev_video_bktr_ioctl_bt848_h
 636     dlfcn_h
 637     dlopen
 638     ebp_available
 639     ebx_available
 640     fast_64bit
 641     fast_cmov
 642     fast_unaligned
 643     freetype2
 644     imlib2
 645     inet_aton
 646     iwmmxt
 647     localtime_r
 648     lrintf
 649     machine_ioctl_bt848_h
 650     machine_ioctl_meteor_h
 651     malloc_h
 652     memalign
 653     mlib
 654     mmi
 655     mmx
 656     os2
 657     sdl
 658     sdl_video_size
 659     soundcard_h
 660     ssse3
 661     sys_poll_h
 662     sys_soundcard_h
 663     threads
 664 "
 665
 666 TARGET_LIST='
 667     altivec
 668     armv5te
 669     armv6
 670     iwmmxt
 671     mmi
 672     mmx
 673 '
 674
 675 CMDLINE_SELECT="
 676     $CONFIG_LIST
 677     $TARGET_LIST
 678     $THREADS_LIST
 679     debug
 680     extra_warnings
 681     shared
 682     static
 683 "
 684
 685 # code dependency declarations
 686
 687 # decoders / encoders
 688 dxa_decoder_deps="zlib"
 689 flashsv_decoder_deps="zlib"
 690 flashsv_encoder_deps="zlib"
 691 flv_decoder_deps="h263_decoder"
 692 h263_decoder_deps="h263_parser mpeg4video_parser"
 693 h263i_decoder_deps="h263_decoder"
 694 h264_decoder_deps="h264_parser"
 695 mpeg_xvmc_decoder_deps="xvmc"
 696 mpeg4_decoder_deps="h263_decoder"
 697 msmpeg4v1_decoder_deps="h263_decoder"
 698 msmpeg4v2_decoder_deps="h263_decoder"
 699 msmpeg4v3_decoder_deps="h263_decoder"
 700 png_decoder_deps="zlib"
 701 png_encoder_deps="zlib"
 702 vc1_decoder_deps="h263_decoder"
 703 wmv1_decoder_deps="h263_decoder"
 704 wmv2_decoder_deps="h263_decoder"
 705 wmv3_decoder_deps="h263_decoder"
 706 x264_encoder_deps="x264"
 707 xvid_encoder_deps="xvid"
 708 zmbv_decoder_deps="zlib"
 709 zmbv_encoder_deps="zlib"
 710
 711 # external libraries
 712 mpeg4aac_decoder_deps="libfaad"
 713 liba52_decoder_deps="liba52"
 714 libamr_nb_decoder_deps="libamr_nb"
 715 libamr_nb_encoder_deps="libamr_nb"
 716 libamr_wb_decoder_deps="libamr_wb"
 717 libamr_wb_encoder_deps="libamr_wb"
 718 libfaac_encoder_deps="libfaac"
 719 libfaad_decoder_deps="libfaad"
 720 libgsm_decoder_deps="libgsm"
 721 libgsm_encoder_deps="libgsm"
 722 libgsm_ms_decoder_deps="libgsm"
 723 libgsm_ms_encoder_deps="libgsm"
 724 libtheora_encoder_deps="libtheora"
 725 mp3lame_encoder_deps="libmp3lame"
 726 libvorbis_decoder_deps="libvorbis"
 727 libvorbis_encoder_deps="libvorbis"
 728
 729 # demuxers / muxers
 730 ac3_demuxer_deps="ac3_parser"
 731 audio_demuxer_deps_any="audio_oss audio_beos"
 732 audio_muxer_deps_any="audio_oss audio_beos"
 733 dc1394_demuxer_deps="dc1394"
 734 dv1394_demuxer_deps="dv1394"
 735 gxf_muxer_deps="gpl"
 736 libnut_demuxer_deps="libnut"
 737 libnut_muxer_deps="libnut"
 738 mp3_demuxer_deps="mpegaudio_parser"
 739 ogg_muxer_deps="libogg"
 740 redir_demuxer_deps="network"
 741 rtp_muxer_deps="network mpegts_demuxer"
 742 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
 743 sdp_demuxer_deps="rtsp_demuxer"
 744 v4l2_demuxer_deps="v4l2"
 745 video_grab_bktr_demuxer_deps="bktr"
 746 video_grab_v4l_demuxer_deps="v4l"
 747 x11_grab_device_demuxer_deps="x11grab"
 748
 749 # protocols
 750 http_protocol_deps="network"
 751 rtp_protocol_deps="udp_protocol"
 752 tcp_protocol_deps="network"
 753 udp_protocol_deps="network"
 754
 755 # programs
 756 ffplay_deps="sdl"
 757 ffserver_deps="muxers rtp_protocol"
 758
 759
 760 # set temporary file name
 761 if test ! -z "$TMPDIR" ; then
 762     TMPDIR1="${TMPDIR}"
 763 elif test ! -z "$TEMPDIR" ; then
 764     TMPDIR1="${TEMPDIR}"
 765 else
 766     TMPDIR1="/tmp"
 767 fi
 768
 769 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
 770 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
 771 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
 772 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
 773 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
 774
 775 # default parameters
 776
 777 logging="yes"
 778 logfile="config.err"
 779
 780 # installation paths
 781 PREFIX="/usr/local"
 782 libdir='${PREFIX}/lib'
 783 shlibdir="$libdir"
 784 incdir='${PREFIX}/include/ffmpeg'
 785 mandir='${PREFIX}/man'
 786 bindir='${PREFIX}/bin'
 787
 788 # toolchain
 789 cross_prefix=""
 790 cross_compile="no"
 791 cc="gcc"
 792 ar="ar"
 793 ranlib="ranlib"
 794 make="make"
 795 strip="strip"
 796 asmalign_pot="unknown"
 797
 798 # machine
 799 arch=`uname -m`
 800 cpu="generic"
 801 powerpc_perf="no"
 802 mmx="default"
 803 cmov="no"
 804 fast_cmov="no"
 805 fast_unaligned="no"
 806 armv5te="default"
 807 armv6="default"
 808 iwmmxt="default"
 809 altivec="default"
 810 dcbzl="no"
 811 mmi="default"
 812 bigendian="no"
 813
 814 # OS
 815 targetos=$(tolower $(uname -s))
 816 beos_netserver="no"
 817 os2="no"
 818
 819 # non-library system interfaces
 820 audio_beos="default"
 821 audio_oss="yes"
 822 bktr="yes"
 823 dv1394="yes"
 824 v4l2="yes"
 825 v4l="yes"
 826
 827 # libraries
 828 avisynth="no"
 829 dc1394="no"
 830 dlfcn_h="no"
 831 dlopen="no"
 832 liba52="no"
 833 liba52bin="no"
 834 libamr_nb="no"
 835 libamr_wb="no"
 836 libfaac="no"
 837 libfaad2="no"
 838 libfaad="no"
 839 libfaadbin="no"
 840 libgsm="no"
 841 libmp3lame="no"
 842 libnut="no"
 843 libogg="no"
 844 libtheora="no"
 845 libvorbis="no"
 846 mlib="no"
 847 x11grab="no"
 848 x264="no"
 849 xvid="no"
 850 zlib="yes"
 851
 852 # configurable options
 853 debug="yes"
 854 dostrip="yes"
 855 extra_warnings="no"
 856 ffmpeg="yes"
 857 ffplay="yes"
 858 ffserver="yes"
 859 gpl="no"
 860 gprof="no"
 861 ipv6="yes"
 862 shared="no"
 863 static="yes"
 864 memalign_hack="no"
 865 mpegaudio_hp="yes"
 866 network="yes"
 867 optimize="yes"
 868 pp="no"
 869 protocols="yes"
 870 swscaler="no"
 871 vhook="default"
 872
 873 # threading
 874 beosthreads="no"
 875 os2threads="no"
 876 pthreads="no"
 877 w32threads="no"
 878 thread_type="no"
 879
 880 # build settings
 881 SHFLAGS='-shared -Wl,-soname,$@'
 882 VHOOKSHFLAGS='$(SHFLAGS)'
 883 LIBOBJFLAGS=""
 884 FFLDFLAGS=-Wl,--warn-common
 885 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
 886 FFSERVERLDFLAGS=-Wl,-E
 887 LDCONFIG="ldconfig"
 888 LIBPREF="lib"
 889 LIBSUF=".a"
 890 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
 891 SLIBPREF="lib"
 892 SLIBSUF=".so"
 893 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
 894 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
 895 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
 896 EXESUF=""
 897 BUILDSUF=""
 898 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
 899
 900 # find source path
 901 source_path="`dirname \"$0\"`"
 902 source_path_used="yes"
 903 if test -z "$source_path" -o "$source_path" = "." ; then
 904     source_path="`pwd`"
 905     source_path_used="no"
 906 else
 907     source_path="`cd \"$source_path\"; pwd`"
 908     echo "$source_path" | grep -q '[[:blank:]]' &&
 909       die "Out of tree builds are impossible with whitespace in source path."
 910 fi
 911
 912 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
 913     show_help
 914 fi
 915
 916 FFMPEG_CONFIGURATION="$@"
 917
 918 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
 919 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
 920 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
 921 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
 922 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
 923 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
 924 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
 925
 926 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
 927
 928 die_unknown(){
 929     echo "Unknown option \"$1\"."
 930     echo "See $0 --help for available options."
 931     exit 1
 932 }
 933
 934 for opt do
 935   optval="${opt#*=}"
 936   case "$opt" in
 937   --log)
 938   ;;
 939   --log=*) logging="$optval"
 940   ;;
 941   --prefix=*) PREFIX="$optval"
 942   ;;
 943   --libdir=*) libdir="$optval"
 944   ;;
 945   --shlibdir=*) shlibdir="$optval"
 946   ;;
 947   --incdir=*) incdir="$optval"
 948   ;;
 949   --mandir=*) mandir="$optval"
 950   ;;
 951   --source-path=*) source_path="$optval"
 952   ;;
 953   --cross-prefix=*) cross_prefix="$optval"
 954   ;;
 955   --cross-compile) cross_compile="yes"
 956   ;;
 957   --target-os=*) targetos="$optval"
 958   ;;
 959   --cc=*) cc="$optval"
 960   ;;
 961   --make=*) make="$optval"
 962   ;;
 963   --extra-cflags=*) add_cflags "$optval"
 964   ;;
 965   --extra-ldflags=*) add_ldflags "$optval"
 966   ;;
 967   --extra-libs=*) add_extralibs "$optval"
 968   ;;
 969   --build-suffix=*) BUILDSUF="$optval"
 970   ;;
 971   --arch=*) arch="$optval"
 972   ;;
 973   --cpu=*) cpu="$optval"
 974   ;;
 975   --disable-opts) optimize="no"
 976   ;;
 977   --enable-small) optimize="small"
 978   ;;
 979   --enable-sunmlib) mlib="yes"
 980   ;;
 981   --disable-strip) dostrip="no"
 982   ;;
 983   --disable-encoders) disable $ENCODER_LIST
 984   ;;
 985   --disable-decoders) disable $DECODER_LIST
 986   ;;
 987   --disable-muxers) disable $MUXER_LIST
 988   ;;
 989   --disable-demuxers) disable $DEMUXER_LIST
 990   ;;
 991   --disable-parsers) disable $PARSER_LIST
 992   ;;
 993   --disable-bsfs) disable $BSF_LIST
 994   ;;
 995   --disable-protocols) disable $PROTOCOL_LIST
 996   ;;
 997   --enable-*=*|--disable-*=*)
 998   eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
 999   case "$thing" in
1000       encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1001       *) die_unknown "$opt" ;;
1002   esac
1003   ;;
1004   --enable-?*|--disable-?*)
1005   eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1006   echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1007   $action $option
1008   ;;
1009   --help) show_help
1010   ;;
1011   *)
1012   die_unknown $opt
1013   ;;
1014   esac
1015 done
1016
1017 case "$arch" in
1018   i386|i486|i586|i686|i86pc|BePC)
1019     arch="x86_32"
1020     enable fast_unaligned
1021   ;;
1022   x86_64|amd64)
1023     arch="x86_32"
1024     enable fast_unaligned
1025     canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1026     if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1027       if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1028         arch="x86_64"
1029         enable fast_64bit
1030       fi
1031     fi
1032   ;;
1033   # armv4l is a subset of armv[567]*l
1034   arm|armv[4567]*l)
1035     arch="armv4l"
1036   ;;
1037   alpha)
1038     arch="alpha"
1039     enable fast_64bit
1040   ;;
1041   "Power Macintosh"|ppc|powerpc)
1042     arch="powerpc"
1043   ;;
1044   ppc64)
1045     arch="powerpc"
1046     enable fast_64bit
1047   ;;
1048   mips|mipsel|IP*)
1049     arch="mips"
1050   ;;
1051   sun4u|sparc64)
1052     arch="sparc64"
1053     enable fast_64bit
1054   ;;
1055   sparc)
1056     arch="sparc"
1057   ;;
1058   sh4)
1059     arch="sh4"
1060   ;;
1061   parisc)
1062     arch="parisc"
1063   ;;
1064   parisc64)
1065     arch="parisc"
1066     enable fast_64bit
1067   ;;
1068   s390|s390x)
1069     arch="s390"
1070   ;;
1071   m68k)
1072     arch="m68k"
1073   ;;
1074   ia64)
1075     arch="ia64"
1076     enable fast_64bit
1077   ;;
1078   bfin)
1079     arch="bfin"
1080   ;;
1081   *)
1082     arch="unknown"
1083   ;;
1084 esac
1085
1086 # OS specific
1087 osextralibs="-lm"
1088 case $targetos in
1089   beos|haiku|zeta)
1090     PREFIX="$HOME/config"
1091     # helps building libavcodec
1092     add_cflags "-DPIC -fomit-frame-pointer"
1093     # 3 gcc releases known for BeOS, each with ugly bugs
1094     gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1095     case "$gcc_version" in
1096       2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1097         mmx="no"
1098         ;;
1099       *20010315*) echo "BeBits gcc"
1100         add_cflags "-fno-expensive-optimizations"
1101         ;;
1102     esac
1103     LDCONFIG="echo ignoring ldconfig"
1104     SHFLAGS=-nostart
1105     # disable Linux things
1106     dv1394="no"
1107     # enable BeOS things
1108     disabled audio_beos || enable_audio_beos
1109     # no need for libm, but the inet stuff
1110     # Check for BONE
1111     # XXX: actually should check for NOT net_server
1112     if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1113         osextralibs="-lbind -lsocket"
1114     else
1115         beos_netserver="yes"
1116         osextralibs="-lnet"
1117     fi ;;
1118   sunos)
1119     dv1394="no"
1120     FFLDFLAGS=""
1121     FFSERVERLDFLAGS=""
1122     SHFLAGS="-shared -Wl,-h,\$@"
1123     add_extralibs "-lsocket -lnsl"
1124     ;;
1125   netbsd)
1126     dv1394="no"
1127     add_extralibs "-lossaudio"
1128     ;;
1129   openbsd)
1130     dv1394="no"
1131     need_memalign="no"
1132     LIBOBJFLAGS="\$(PIC)"
1133     LDCONFIG="ldconfig -m \$(shlibdir)"
1134     SHFLAGS='-shared'
1135     SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1136     SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1137     SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1138     add_extralibs "-lossaudio"
1139     ;;
1140   freebsd)
1141     dv1394="no"
1142     need_memalign="no"
1143     add_cflags "-pthread"
1144     ;;
1145   gnu/kfreebsd)
1146     dv1394="no"
1147     add_cflags "-pthread"
1148     ;;
1149   bsd/os)
1150     dv1394="no"
1151     osextralibs="-lpoll -lgnugetopt -lm"
1152     strip="strip -d"
1153     ;;
1154   darwin)
1155     dv1394="no"
1156     need_memalign="no"
1157     SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1158     VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1159     osextralibs=""
1160     strip="strip -x"
1161     FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1162     SLIBSUF=".dylib"
1163     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1164     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1165     FFSERVERLDFLAGS=-Wl,-bind_at_load
1166     ;;
1167   mingw32*)
1168     targetos=mingw32
1169     shlibdir="$bindir"
1170     dv1394="no"
1171     ffserver="no"
1172     network="no"
1173     SLIBPREF=""
1174     SLIBSUF=".dll"
1175     EXESUF=".exe"
1176     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1177     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1178     SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1179     SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1180     SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1181     enabled network && add_extralibs -lws2_32
1182     ;;
1183   cygwin*)
1184     targetos=cygwin
1185     shlibdir="$bindir"
1186     dv1394="no"
1187     VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1188     VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1189     osextralibs=""
1190     EXESUF=".exe"
1191     SLIBPREF="cyg"
1192     SLIBSUF=".dll"
1193     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1194     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1195     SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1196     ;;
1197   linux)
1198     LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1199     ;;
1200   irix*)
1201     targetos=irix
1202     ranlib="echo ignoring ranlib"
1203     ;;
1204   os/2)
1205     TMPE=$TMPE".exe"
1206     ar="emxomfar -p128"
1207     ranlib="echo ignoring ranlib"
1208     strip="echo ignoring strip"
1209     add_cflags "-Zomf"
1210     FFLDFLAGS="-Zomf -Zstack 16384 -s"
1211     SHFLAGS="-Zdll -Zomf"
1212     FFSERVERLDFLAGS=""
1213     LIBPREF=""
1214     LIBSUF=".lib"
1215     SLIBPREF=""
1216     SLIBSUF=".dll"
1217     EXESUF=".exe"
1218     osextralibs=""
1219     pkg_requires=""
1220     dv1394="no"
1221     ffserver="no"
1222     vhook="no"
1223     os2="yes"
1224     ;;
1225   *)
1226     targetos="${targetos}-UNKNOWN"
1227     ;;
1228 esac
1229
1230 add_extralibs $osextralibs
1231
1232 if ! disabled logging ; then
1233     enabled logging || logfile="$logging"
1234     echo "# $0 $@" >$logfile
1235     set >>$logfile
1236 else
1237     logfile=/dev/null
1238 fi
1239
1240 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1241 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1242
1243 test -n "$cross_prefix" && cross_compile=yes
1244 cc="${cross_prefix}${cc}"
1245 ar="${cross_prefix}${ar}"
1246 ranlib="${cross_prefix}${ranlib}"
1247 strip="${cross_prefix}${strip}"
1248
1249 # we need to build at least one lib type
1250 if disabled_all static shared; then
1251     cat <<EOF
1252 At least one library type must be built.
1253 Specify --enable-static to build the static libraries or --enable-shared to
1254 build the shared libraries as well. To only build the shared libraries specify
1255 --disable-static in addition to --enable-shared.
1256 EOF
1257     exit 1;
1258 fi
1259
1260 if disabled libogg; then
1261     enabled libtheora && die "libogg must be enabled to enable libtheora."
1262     enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1263 fi
1264
1265 if enabled_any libfaad libfaadbin ; then
1266     if check_header faad.h; then
1267         check_cc << EOF
1268 #include <faad.h>
1269 #ifndef FAAD2_VERSION
1270 ok faad1
1271 #endif
1272 int main( void ) { return 0; }
1273 EOF
1274         test $? = 0 && enable libfaad2
1275     else
1276         die "FAAD test failed."
1277     fi
1278 fi
1279
1280
1281 if disabled gpl ; then
1282     die_gpl_disabled(){
1283         name=$1
1284         shift
1285         enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1286     }
1287     die_gpl_disabled "The Postprocessing code" pp
1288     die_gpl_disabled "liba52"                  liba52
1289     die_gpl_disabled "libxvidcore"             xvid
1290     die_gpl_disabled "x264"                    x264
1291     die_gpl_disabled "FAAD2"                   libfaad2
1292     die_gpl_disabled "The X11 grabber"         x11grab
1293     die_gpl_disabled "The software scaler"     swscaler
1294 fi
1295
1296 # compute MMX state
1297 if test $mmx = "default"; then
1298     if test $arch = "x86_32" -o $arch = "x86_64"; then
1299         mmx="yes"
1300     else
1301         mmx="no"
1302     fi
1303 fi
1304
1305 test -z "$need_memalign" && need_memalign="$mmx"
1306
1307 #Darwin CC versions
1308 needmdynamicnopic="no"
1309 if test $targetos = darwin; then
1310     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1311         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1312     else
1313         add_cflags "-no-cpp-precomp -pipe"
1314         check_cflags "-force_cpusubtype_ALL"
1315         check_cflags "-Wno-sign-compare"
1316         disabled shared && needmdynamicnopic="yes"
1317     fi
1318 fi
1319 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1320
1321 disabled optimize || add_cflags -fomit-frame-pointer
1322
1323 # Can only do AltiVec on PowerPC
1324 if test $altivec = "default"; then
1325     if test $arch = "powerpc"; then
1326         altivec="yes"
1327     else
1328         altivec="no"
1329     fi
1330 fi
1331
1332 # Add processor-specific flags
1333 POWERPCMODE="32bits"
1334 if test $cpu != "generic"; then
1335     warn_altivec(){
1336         $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1337     }
1338     case $cpu in
1339         601|ppc601|PowerPC601)
1340             add_cflags "-mcpu=601"
1341             warn_altivec enabled PPC601
1342         ;;
1343         603*|ppc603*|PowerPC603*)
1344             add_cflags "-mcpu=603"
1345             warn_altivec enabled PPC603
1346         ;;
1347         604*|ppc604*|PowerPC604*)
1348             add_cflags "-mcpu=604"
1349             warn_altivec enabled PPC604
1350         ;;
1351         G3|g3|75*|ppc75*|PowerPC75*)
1352             add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1353             warn_altivec enabled PPC75x
1354         ;;
1355         G4|g4|745*|ppc745*|PowerPC745*)
1356             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1357             warn_altivec disabled PPC745x
1358         ;;
1359         74*|ppc74*|PowerPC74*)
1360             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1361             warn_altivec disabled PPC74xx
1362         ;;
1363         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1364             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1365             warn_altivec disabled PPC970
1366             POWERPCMODE="64bits"
1367         ;;
1368         Cell|CELL|cell)
1369             add_cflags "-mcpu=cell"
1370             warn_altivec disabled Cell
1371             POWERPCMODE="64bits"
1372         ;;
1373         # targets that do NOT support conditional mov (cmov)
1374         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1375             add_cflags "-march=$cpu"
1376             cmov="no"
1377         ;;
1378         # targets that do support conditional mov (cmov)
1379         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1380             add_cflags "-march=$cpu"
1381             cmov="yes"
1382             fast_cmov="yes"
1383         ;;
1384         # targets that do support conditional mov but on which it's slow
1385         pentium4|prescott|nocona)
1386             add_cflags "-march=$cpu"
1387             cmov="yes"
1388             fast_cmov="no"
1389         ;;
1390         sparc64)
1391             add_cflags "-mcpu=v9"
1392         ;;
1393         bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1394             add_cflags "-mfdpic"
1395             add_ldflags "-mfdpic"
1396         ;;
1397         *)
1398         echo "WARNING: Unknown CPU \"$cpu\", ignored."
1399         ;;
1400     esac
1401 fi
1402
1403 gnu_make(){
1404     $1 --version 2>&1 | grep -q GNU
1405 }
1406
1407 if ! gnu_make $make; then
1408     gnu_make gmake && make=gmake || die "GNU make not found."
1409 fi
1410
1411 # make sure we can execute files in $TMPDIR
1412 cat >$TMPE 2>>$logfile <<EOF
1413 #! /bin/sh
1414 EOF
1415 chmod +x $TMPE >>$logfile 2>&1
1416 if ! $TMPE >>$logfile 2>&1; then
1417     cat <<EOF
1418 Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1419 variable to another directory and make sure that $TMPDIR1 is not mounted
1420 noexec.
1421 EOF
1422     die "Sanity test failed."
1423 fi
1424 rm $TMPE
1425
1426 # compiler sanity check
1427 check_exec <<EOF
1428 int main(){
1429     return 0;
1430 }
1431 EOF
1432 if test "$?" != 0; then
1433     echo "$cc is unable to create an executable file."
1434     if test -z "$cross_prefix" && disabled cross_compile ; then
1435         echo "If $cc is a cross-compiler, use the --cross-compile option."
1436         echo "Only do this if you know what cross compiling means."
1437     fi
1438     die "C compiler test failed."
1439 fi
1440
1441 if test $arch = "x86_32" -o $arch = "x86_64"; then
1442     # check whether EBP is available on x86
1443     # As 'i' is stored on the stack, this program will crash
1444     # if the base pointer is used to access it because the
1445     # base pointer is cleared in the inline assembly code.
1446     check_exec_crash <<EOF && enable ebp_available
1447     volatile int i=0;
1448     asm volatile (
1449         "xorl %%ebp, %%ebp"
1450     ::: "%ebp");
1451     return i;
1452 EOF
1453
1454     # check wether EBX is available on x86
1455     check_cc <<EOF && enable ebx_available
1456 int main(){
1457     asm volatile ("":::"%ebx");
1458 }
1459 EOF
1460
1461     # check whether binutils is new enough to compile SSSE3
1462     check_cc <<EOF && enable ssse3
1463 int main(){
1464     asm volatile ("pabsw %xmm0, %xmm0");
1465 }
1466 EOF
1467 fi
1468
1469 # check for assembler specific support
1470
1471 if test $arch = "powerpc"; then
1472 check_cc <<EOF && dcbzl=yes
1473 int main(void) {
1474     register long zero = 0;
1475     char data[1024];
1476     asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1477 return 0;
1478 }
1479 EOF
1480 fi
1481
1482 # check for SIMD availability
1483
1484 # AltiVec flags: The FSF version of GCC differs from the Apple version
1485 if test $arch = "powerpc"; then
1486     if enabled altivec; then
1487         if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1488             add_cflags "-faltivec"
1489         else
1490             add_cflags "-maltivec -mabi=altivec"
1491         fi
1492     fi
1493 fi
1494
1495 check_header altivec.h
1496
1497 # check if our compiler supports Motorola AltiVec C API
1498 if enabled altivec; then
1499     if enabled altivec_h; then
1500         inc_altivec_h="#include <altivec.h>"
1501     else
1502         inc_altivec_h=
1503     fi
1504     check_cc <<EOF || altivec=no
1505 $inc_altivec_h
1506 int main(void) {
1507     vector signed int v1, v2, v3;
1508     v1 = vec_add(v2,v3);
1509     return 0;
1510 }
1511 EOF
1512 fi
1513
1514 # check armv5te instructions support
1515 if test $armv5te = "default" -a $arch = "armv4l"; then
1516     armv5te=no
1517     check_cc <<EOF && armv5te=yes
1518         int main(void) {
1519         __asm__ __volatile__ ("qadd r0, r0, r0");
1520         }
1521 EOF
1522 fi
1523
1524 if test $armv6 = "default" -a $arch = "armv4l"; then
1525     check_cc <<EOF && armv6=yes || armv6=no
1526 int main(void) {
1527     __asm__ __volatile__ ("sadd16 r0, r0, r0");
1528 }
1529 EOF
1530 fi
1531
1532 # check iwmmxt support
1533 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1534     iwmmxt=no
1535     check_cc <<EOF && iwmmxt=yes
1536         int main(void) {
1537         __asm__ __volatile__ ("wunpckelub wr6, wr4");
1538         }
1539 EOF
1540 fi
1541
1542 # mmi only available on mips
1543 if test $mmi = "default"; then
1544     if test $arch = "mips"; then
1545         mmi="yes"
1546     else
1547         mmi="no"
1548     fi
1549 fi
1550
1551 # check if our compiler supports mmi
1552 enabled mmi && check_cc <<EOF || mmi="no"
1553 int main(void) {
1554     __asm__ ("lq \$2, 0(\$2)");
1555     return 0;
1556 }
1557 EOF
1558
1559 # ---
1560 # big/little-endian test
1561 if disabled cross_compile; then
1562     check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1563 #include <inttypes.h>
1564 int main(int argc, char ** argv){
1565         volatile uint32_t i=0x01234567;
1566         return (*((uint8_t*)(&i))) == 0x67;
1567 }
1568 EOF
1569 else
1570     # programs cannot be launched if cross compiling, so make a static guess
1571     if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1572         bigendian="yes"
1573     fi
1574 fi
1575
1576 # ---
1577 # check availability of some header files
1578
1579 check_header malloc.h
1580 check_func memalign
1581
1582 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1583     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1584 fi
1585
1586 check_header byteswap.h
1587
1588 check_header arpa/inet.h
1589
1590 check_func inet_aton
1591 check_func localtime_r
1592 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1593
1594 # ffserver uses poll(),
1595 # if it's not found we can emulate it using select().
1596 if enabled ffserver; then
1597     check_header sys/poll.h
1598 fi
1599
1600 # check for some common methods of building with pthread support
1601 # do this before the optional library checks as some of them require pthreads
1602 if enabled pthreads; then
1603     if check_func pthread_create; then
1604         :
1605     elif check_func pthread_create -pthread; then
1606         add_cflags -pthread
1607         add_ldflags -pthread
1608     elif check_func pthread_create -pthreads; then
1609         add_cflags -pthreads
1610         add_ldflags -pthreads
1611     elif ! check_lib pthread.h pthread_create -lpthread; then
1612         die "ERROR: can't find pthreads library"
1613     fi
1614 fi
1615
1616 for thread in $THREADS_LIST; do
1617     if enabled $thread; then
1618         if ! disabled thread_type ; then
1619             die "ERROR: Only one thread type must be selected."
1620         else
1621             thread_type="$thread"
1622         fi
1623     fi
1624 done
1625
1626 enabled_any libamr_nb libamr_wb && enable libamr
1627
1628 # these are off by default, so fail if requested and not available
1629 enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1630 enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1631 enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1632 enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1633 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1634 enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1635 enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1636 enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1637 enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1638 enabled xvid       && require XviD xvid.h xvid_global -lxvidcore
1639 enabled x264       && require x264 x264.h x264_encoder_open -lx264
1640 enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1641 enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1642 enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1643 enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1644 enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1645
1646 # test for lrintf in math.h
1647 check_exec <<EOF && lrintf=yes || lrintf=no
1648 #define _ISOC9X_SOURCE  1
1649 #include <math.h>
1650 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1651 EOF
1652
1653 _restrict=
1654 for restrict_keyword in restrict __restrict__ __restrict; do
1655     check_cc <<EOF && _restrict=$restrict_keyword && break
1656 void foo(char * $restrict_keyword p);
1657 EOF
1658 done
1659
1660 # dlopen/dlfcn.h probing
1661
1662 check_header dlfcn.h
1663
1664 if check_func dlopen; then
1665     ldl=
1666 elif check_func dlopen -ldl; then
1667     ldl=-ldl
1668 fi
1669
1670 test "$vhook" = "default" && vhook="$dlopen"
1671
1672 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1673
1674 if test "$targetos" = cygwin && enabled static ; then
1675     vhook="no"
1676     echo
1677     echo "At the moment vhooks don't work on Cygwin static builds."
1678     echo "Patches welcome."
1679     echo
1680 fi
1681
1682 if enabled vhook; then
1683     check_ldflags -rdynamic
1684     check_ldflags -export-dynamic
1685 fi
1686
1687 enabled audio_beos && add_extralibs "-lmedia -lbe"
1688
1689 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1690 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1691
1692 ##########################################
1693 # SDL check
1694
1695 sdl_too_old=no
1696 sdl=no
1697 SDL_CONFIG="${cross_prefix}sdl-config"
1698 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1699     sdl_cflags=`"${SDL_CONFIG}" --cflags`
1700     temp_cflags $sdl_cflags
1701     temp_extralibs `"${SDL_CONFIG}" --libs`
1702     if check_lib SDL.h SDL_Init; then
1703         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1704         if test "$_sdlversion" -lt 121 ; then
1705             sdl_too_old=yes
1706         else
1707             sdl=yes
1708             check_cc $sdl_cflags <<EOF && enable sdl_video_size
1709 #include <SDL.h>
1710 int main(void){
1711     const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1712     int w = vi->current_w;
1713     return 0;
1714 }
1715 EOF
1716         fi
1717     fi
1718     restore_flags
1719 fi
1720
1721 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1722
1723 ##########################################
1724 # IPv6 check
1725
1726 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1727 #include <sys/types.h>
1728 #include <sys/socket.h>
1729 #include <netinet/in.h>
1730 #include <netdb.h>
1731 int main( void ) {
1732   struct sockaddr_storage saddr;
1733   struct ipv6_mreq mreq6;
1734   getaddrinfo(0,0,0,0);
1735   getnameinfo(0,0,0,0,0,0,0);
1736   IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1737 }
1738 EOF
1739
1740 enabled v4l  && check_header linux/videodev.h  || disable v4l
1741 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1742
1743 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1744 if enabled bktr; then
1745     { check_header dev/bktr/ioctl_meteor.h &&
1746       check_header dev/bktr/ioctl_bt848.h; } ||
1747     { check_header machine/ioctl_meteor.h &&
1748       check_header machine/ioctl_bt848.h; } ||
1749     { check_header dev/video/meteor/ioctl_meteor.h &&
1750       check_header dev/video/bktr/ioctl_bt848.h; } ||
1751     check_header dev/ic/bt8xx.h ||
1752     disable bktr
1753 fi
1754
1755 enabled audio_oss &&
1756     check_header sys/soundcard.h ||
1757     check_header soundcard.h ||
1758     disable audio_oss
1759
1760 # Deal with the x11 frame grabber
1761 enabled x11grab                         &&
1762 enabled gpl                             &&
1763 enabled x11_grab_device_demuxer         &&
1764 check_header X11/Xlib.h                 &&
1765 check_header X11/extensions/XShm.h      &&
1766 check_func XOpenDisplay -lX11           &&
1767 check_func XShmCreateImage -lX11 -lXext &&
1768 add_extralibs -lX11 -lXext              ||
1769 disable x11_grab_device_demuxer
1770
1771 enabled debug && add_cflags -g
1772
1773 # add some useful compiler flags if supported
1774 check_cflags -Wdeclaration-after-statement
1775 check_cflags -Wall
1776 check_cflags -Wno-switch
1777 check_cflags -Wdisabled-optimization
1778 check_cflags -Wpointer-arith
1779 check_cflags -Wredundant-decls
1780 check_cflags -Wno-pointer-sign
1781 enabled extra_warnings && check_cflags -Winline
1782
1783 # add some linker flags
1784 check_ldflags $LDLATEFLAGS
1785
1786 # not all compilers support -Os
1787 test "$optimize" = "small" && check_cflags -Os
1788
1789 if enabled optimize; then
1790     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1791         add_cflags  "-O5"
1792         add_ldflags "-O5"
1793     else
1794         add_cflags "-O3"
1795     fi
1796 fi
1797
1798 # PIC flags for shared library objects where they are needed
1799 if enabled shared; then
1800     # LIBOBJFLAGS may have already been set in the OS configuration
1801     if test -z "$LIBOBJFLAGS" ; then
1802         case "$arch" in
1803             x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1804         esac
1805     fi
1806 fi
1807
1808 if enabled gprof; then
1809     add_cflags  "-p"
1810     add_ldflags "-p"
1811 fi
1812
1813 VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1814
1815 # find if .align arg is power-of-two or not
1816 if test $asmalign_pot = "unknown"; then
1817     asmalign_pot="no"
1818     echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1819 fi
1820
1821 enabled_any $ENCODER_LIST  && enable encoders
1822 enabled_any $DECODER_LIST  && enable decoders
1823 enabled_any $MUXER_LIST    && enable muxers
1824 enabled_any $DEMUXER_LIST  && enable demuxers
1825 enabled_any $PROTOCOL_LIST && enable protocols
1826 enabled_any $BSF_LIST      && enable bsfs
1827
1828 enabled_any $THREADS_LIST  && enable threads
1829
1830 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1831     $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1832
1833 enabled libogg    && append pkg_requires "ogg >= 1.1"
1834 enabled libtheora && append pkg_requires "theora"
1835 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1836 enabled dc1394    && append pkg_requires "libraw1394"
1837
1838 echo "install prefix            $PREFIX"
1839 echo "source path               $source_path"
1840 echo "C compiler                $cc"
1841 echo "make                      $make"
1842 echo ".align is power-of-two    $asmalign_pot"
1843 echo "ARCH                      $arch ($cpu)"
1844 if test "$BUILDSUF" != ""; then
1845     echo "build suffix              $BUILDSUF"
1846 fi
1847 echo "big-endian                $bigendian"
1848 if test $arch = "x86_32" -o $arch = "x86_64"; then
1849     echo "MMX enabled               $mmx"
1850     echo "CMOV enabled              $cmov"
1851     echo "CMOV is fast              $fast_cmov"
1852 fi
1853 if test $arch = "armv4l"; then
1854     echo "ARMv5TE enabled           $armv5te"
1855     echo "ARMv6 enabled             $armv6"
1856     echo "IWMMXT enabled            $iwmmxt"
1857 fi
1858 if test $arch = "mips"; then
1859     echo "MMI enabled               $mmi"
1860 fi
1861 if test $arch = "powerpc"; then
1862     echo "AltiVec enabled           $altivec"
1863     echo "dcbzl available           $dcbzl"
1864 fi
1865 echo "gprof enabled             $gprof"
1866 echo "debug symbols             $debug"
1867 echo "strip symbols             $dostrip"
1868 echo "optimize                  $optimize"
1869 echo "static                    $static"
1870 echo "shared                    $shared"
1871 echo "postprocessing support    $pp"
1872 echo "software scaler enabled   $swscaler"
1873 echo "video hooking             $vhook"
1874 if enabled vhook; then
1875     echo "Imlib2 support            $imlib2"
1876     echo "FreeType support          $freetype2"
1877 fi
1878 echo "network support           $network"
1879 if enabled network; then
1880     echo "IPv6 support              $ipv6"
1881 fi
1882 echo "threading support         $thread_type"
1883 echo "SDL support               $sdl"
1884 if enabled sdl_too_old; then
1885     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1886 fi
1887 echo "Sun medialib support      $mlib"
1888 echo "AVISynth enabled          $avisynth"
1889 echo "liba52 support            $liba52"
1890 echo "liba52 dlopened           $liba52bin"
1891 echo "libamr-nb support         $libamr_nb"
1892 echo "libamr-wb support         $libamr_wb"
1893 echo "libfaac enabled           $libfaac"
1894 echo "libfaad enabled           $libfaad"
1895 echo "faadbin enabled           $libfaadbin"
1896 echo "libgsm enabled            $libgsm"
1897 echo "libmp3lame enabled        $libmp3lame"
1898 echo "libnut enabled            $libnut"
1899 echo "libogg enabled            $libogg"
1900 echo "libtheora enabled         $libtheora"
1901 echo "libvorbis enabled         $libvorbis"
1902 echo "x264 enabled              $x264"
1903 echo "XviD enabled              $xvid"
1904 echo "zlib enabled              $zlib"
1905 if disabled gpl; then
1906     echo "License: LGPL"
1907 else
1908     echo "License: GPL"
1909 fi
1910
1911 echo "Creating config.mak and config.h..."
1912
1913 echo "# Automatically generated by configure - do not modify!" > config.mak
1914 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1915 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1916
1917 echo "PREFIX=$PREFIX" >> config.mak
1918 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1919 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1920 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1921 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1922 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1923 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1924 echo "MAKE=$make" >> config.mak
1925 echo "CC=$cc" >> config.mak
1926 echo "AR=$ar" >> config.mak
1927 echo "RANLIB=$ranlib" >> config.mak
1928 if enabled dostrip; then
1929     echo "STRIP=$strip" >> config.mak
1930 else
1931     echo "STRIP=echo ignoring strip" >> config.mak
1932 fi
1933
1934 echo "OPTFLAGS=$CFLAGS" >> config.mak
1935 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1936 echo "LDFLAGS=$LDFLAGS" >> config.mak
1937 echo "LDCONFIG=$LDCONFIG" >> config.mak
1938 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1939 echo "SHFLAGS=$SHFLAGS" >> config.mak
1940 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1941 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1942 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1943 echo "BUILD_STATIC=$static" >> config.mak
1944 echo "BUILDSUF=$BUILDSUF" >> config.mak
1945 echo "LIBPREF=$LIBPREF" >> config.mak
1946 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1947 if enabled static; then
1948   echo "LIB=$LIB" >> config.mak
1949 else # Some Make complain if this variable does not exist.
1950   echo "LIB=" >> config.mak
1951 fi
1952 echo "SLIBPREF=$SLIBPREF" >> config.mak
1953 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1954 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1955
1956 ucarch=`toupper $arch`
1957 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1958 echo "#define ARCH_${ucarch} 1" >> $TMPH
1959
1960 # special cases
1961 case "$arch" in
1962     x86_32|x86_64)
1963         echo "TARGET_ARCH_X86=yes" >> config.mak
1964         echo "#define ARCH_X86 1" >> $TMPH
1965         ;;
1966     powerpc)
1967         if test "$POWERPCMODE" = "64bits"; then
1968             echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1969         fi
1970         ;;
1971     sparc64)
1972         echo "TARGET_ARCH_SPARC=yes" >> config.mak
1973         echo "#define ARCH_SPARC 1" >> $TMPH
1974         ;;
1975 esac
1976
1977 if enabled bigendian; then
1978   echo "WORDS_BIGENDIAN=yes" >> config.mak
1979   echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1980 fi
1981 if enabled mmx; then
1982   echo "#define __CPU__ 586" >> $TMPH
1983 fi
1984
1985 if enabled sdl; then
1986   echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1987   echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1988 fi
1989 if enabled texi2html; then
1990   echo "BUILD_DOC=yes" >> config.mak
1991 fi
1992
1993 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1994 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1995 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1996 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1997 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1998
1999
2000
2001 if enabled shared; then
2002   echo "BUILD_SHARED=yes" >> config.mak
2003   echo "PIC=-fPIC -DPIC" >> config.mak
2004   echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2005   echo "SPPVERSION=$pp_version" >> config.mak
2006   echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2007   echo "LAVCVERSION=$lavc_version" >> config.mak
2008   echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2009   echo "LAVFVERSION=$lavf_version" >> config.mak
2010   echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2011   echo "LAVUVERSION=$lavu_version" >> config.mak
2012   echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2013   echo "SWSVERSION=$sws_version" >> config.mak
2014   echo "SLIBNAME=${SLIBNAME}" >> config.mak
2015   echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2016   echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2017   echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2018   echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2019 fi
2020 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2021 echo "EXTRALIBS=$extralibs" >> config.mak
2022
2023 print_config        HAVE_   $TMPH config.mak $HAVE_LIST
2024 print_config        TARGET_ $TMPH config.mak $TARGET_LIST
2025 print_config_enable CONFIG_ $TMPH config.mak $CONFIG_LIST   \
2026                                              $DECODER_LIST  \
2027                                              $ENCODER_LIST  \
2028                                              $PARSER_LIST   \
2029                                              $BSF_LIST      \
2030                                              $DEMUXER_LIST  \
2031                                              $MUXER_LIST    \
2032                                              $PROTOCOL_LIST \
2033
2034 if test "$targetos" = darwin; then
2035   echo "#define CONFIG_DARWIN 1"  >> $TMPH
2036 fi
2037
2038 echo "#define restrict $_restrict" >> $TMPH
2039
2040 if test "$optimize" = "small"; then
2041   echo "#define always_inline"  >> $TMPH
2042   echo "#define CONFIG_SMALL 1" >> $TMPH
2043 fi
2044
2045 echo "SRC_PATH=\"$source_path\"" >> config.mak
2046 echo "SRC_PATH_BARE=$source_path" >> config.mak
2047 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2048
2049 # Apparently it's not possible to portably echo a backslash.
2050 if enabled asmalign_pot; then
2051   printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2052 else
2053   printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2054 fi
2055
2056
2057 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2058 if ! cmp -s $TMPH config.h; then
2059         mv -f $TMPH config.h
2060 else
2061         echo "config.h is unchanged"
2062 fi
2063
2064 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2065
2066 # build tree in object directory if source path is different from current one
2067 if enabled source_path_used; then
2068     DIRS="\
2069          doc \
2070          libavformat \
2071          libavcodec \
2072          libavcodec/alpha \
2073          libavcodec/armv4l \
2074          libavcodec/bfin \
2075          libavcodec/i386 \
2076          libavcodec/sparc \
2077          libavcodec/mlib \
2078          libavcodec/ppc \
2079          libpostproc \
2080          libavutil \
2081          libswscale \
2082          tests \
2083          vhook \
2084          "
2085     FILES="\
2086           Makefile \
2087           common.mak \
2088           libavformat/Makefile \
2089           libavcodec/Makefile \
2090           libpostproc/Makefile \
2091           libavutil/Makefile \
2092           libswscale/Makefile \
2093           tests/Makefile \
2094           vhook/Makefile \
2095           doc/texi2pod.pl \
2096           "
2097     for dir in $DIRS ; do
2098             mkdir -p $dir
2099     done
2100     for f in $FILES ; do
2101         ln -sf "$source_path/$f" $f
2102     done
2103 fi
2104
2105
2106 # build pkg-config files
2107 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2108
2109 pkgconfig_generate(){
2110 name=$1
2111 comment=$2
2112 version=$3
2113 libs=$4
2114 requires=$5
2115 include=$6
2116 cat <<EOF >$name.pc
2117 prefix=$PREFIX
2118 exec_prefix=\${prefix}
2119 libdir=\${exec_prefix}/lib
2120 includedir=\${prefix}/include
2121
2122 Name: $name
2123 Description: $comment
2124 Version: $version
2125 Requires: $requires
2126 Conflicts:
2127 Libs: -L\${libdir} $libs
2128 Cflags: -I\${includedir} -I\${includedir}/$include
2129 EOF
2130 }
2131
2132 pkgconfig_generate_uninstalled(){
2133 name=$1
2134 shortname=${name#lib}
2135 comment=$2
2136 version=$3
2137 libs=$4
2138 requires=$5
2139 cat <<EOF >$name-uninstalled.pc
2140 prefix=
2141 exec_prefix=
2142 libdir=\${pcfiledir}/$name
2143 includedir=\${pcfiledir}/$name
2144
2145 Name: $name
2146 Description: $comment
2147 Version: $version
2148 Requires: $requires
2149 Conflicts:
2150 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2151 Cflags: -I\${includedir}
2152 EOF
2153 }
2154
2155 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2156 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2157
2158 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2159 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2160
2161 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2162 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2163
2164 if enabled pp; then
2165   pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2166   pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2167 fi
2168
2169 if enabled swscaler; then
2170   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2171   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2172 else
2173   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2174   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2175   apply libswscale.pc sed s/^Libs:.*$/Libs:/
2176   apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2177 fi