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/share/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-liba52          enable GPLed liba52 support [default=no]"
  82   echo "  --enable-liba52bin       open liba52.so.0 at runtime [default=no]"
  83   echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
  84   echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
  85   echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
  86   echo "  --enable-libdc1394       enable IIDC-1394 grabbing using libdc1394"
  87   echo "                           and libraw1394 [default=no]"
  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      open libfaad.so.0 at runtime [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-libtheora       enable Theora encoding via libtheora [default=no]"
  96   echo "  --enable-libvorbis       enable Vorbis encoding via libvorbis,"
  97   echo "                           native implementation exists [default=no]"
  98   echo "  --enable-libx264         enable H.264 encoding via x264 [default=no]"
  99   echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
 100   echo "                           native MPEG-4/Xvid encoder exists [default=no]"
 101   echo ""
 102   echo "Advanced options (experts only):"
 103   echo "  --source-path=PATH       path to source code [$source_path]"
 104   echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
 105   echo "  --cross-compile          assume a cross-compiler is used"
 106   echo "  --target-os=OS           compiler targets OS [$targetos]"
 107   echo "  --cc=CC                  use C compiler CC [$cc]"
 108   echo "  --make=MAKE              use specified make [$make]"
 109   echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
 110   echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
 111   echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
 112   echo "  --build-suffix=SUFFIX    suffix for application specific build []"
 113   echo "  --arch=ARCH              select architecture  [$arch]"
 114   echo "  --cpu=CPU                selects the minimum cpu required (affects"
 115   echo "                           instruction selection, may crash on older CPUs)"
 116   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-network        disable network support [default=no]"
 124   echo "  --disable-ipv6           disable ipv6 support [default=no]"
 125   echo "  --disable-zlib           disable zlib [default=no]"
 126   echo "  --disable-vhook          disable video hooking support"
 127   echo "  --disable-debug          disable debugging symbols"
 128   echo "  --disable-mpegaudio-hp   faster (but less accurate)"
 129   echo "                           MPEG audio decoding [default=no]"
 130   echo "  --enable-gray            enable full grayscale support (slower color)"
 131   echo "  --disable-ffmpeg         disable ffmpeg build"
 132   echo "  --disable-ffserver       disable ffserver build"
 133   echo "  --disable-ffplay         disable ffplay build"
 134   echo "  --enable-small           optimize for size instead of speed"
 135   echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
 136   echo "  --disable-encoder=NAME   disables encoder NAME"
 137   echo "  --enable-encoder=NAME    enables encoder NAME"
 138   echo "  --disable-decoder=NAME   disables decoder NAME"
 139   echo "  --enable-decoder=NAME    enables decoder NAME"
 140   echo "  --disable-encoders       disables all encoders"
 141   echo "  --disable-decoders       disables all decoders"
 142   echo "  --disable-muxer=NAME     disables muxer NAME"
 143   echo "  --enable-muxer=NAME      enables muxer NAME"
 144   echo "  --disable-muxers         disables all muxers"
 145   echo "  --disable-demuxer=NAME   disables demuxer NAME"
 146   echo "  --enable-demuxer=NAME    enables demuxer NAME"
 147   echo "  --disable-demuxers       disables all demuxers"
 148   echo "  --enable-parser=NAME     enables parser NAME"
 149   echo "  --disable-parser=NAME    disables parser NAME"
 150   echo "  --disable-parsers        disables all parsers"
 151   echo "  --enable-bsf=NAME        enables bitstream filter NAME"
 152   echo "  --disable-bsf=NAME       disables bitstream filter NAME"
 153   echo "  --disable-bsfs           disables all bitstream filters"
 154   echo "  --enable-protocol=NAME   enables protocol NAME"
 155   echo "  --disable-protocol=NAME  disables protocol NAME"
 156   echo "  --disable-protocols      disables all protocols"
 157   echo "  --disable-devices        disables all devices"
 158   echo "  --list-decoders          show all available decoders"
 159   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 "  --list-indevs            show all available input devices"
 166   echo "  --list-outdevs           show all available output devices"
 167   echo
 168   echo "Developer options (useful when working on FFmpeg itself):"
 169   echo "  --enable-gprof           enable profiling with gprof [$gprof]"
 170   echo "  --disable-optimizations  disable compiler optimizations"
 171   echo "  --enable-extra-warnings  enable more compiler warnings"
 172   echo "  --disable-strip          disable stripping of executables and shared libraries"
 173   echo ""
 174   echo "NOTE: Object files are built at the place where configure is launched."
 175   exit 1
 176 }
 177
 178 log(){
 179     echo "$@" >>$logfile
 180 }
 181
 182 log_file(){
 183     log BEGIN $1
 184     pr -n -t $1 >>$logfile
 185     log END $1
 186 }
 187
 188 echolog(){
 189     log "$@"
 190     echo "$@"
 191 }
 192
 193 die(){
 194     echolog "$@"
 195     cat <<EOF
 196 If you think configure made a mistake, make sure you are using the latest
 197 version from SVN.  If the latest version fails, report the problem to the
 198 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
 199 EOF
 200     if enabled logging; then
 201         cat <<EOF
 202 Include the log file "$logfile" produced by configure as this will help
 203 solving the problem.
 204 EOF
 205     else
 206 cat <<EOF
 207 Rerun configure with logging enabled (do not use --log=no), and include the
 208 log this produces with your report.
 209 EOF
 210     fi
 211     rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
 212     exit 1
 213 }
 214
 215 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
 216 toupper(){
 217     echo "$@" | tr '[a-z]' '[A-Z]'
 218 }
 219
 220 tolower(){
 221     echo "$@" | tr '[A-Z]' '[a-z]'
 222 }
 223
 224 set_all(){
 225     value=$1
 226     shift
 227     for var in $*; do
 228         eval $var=$value
 229     done
 230 }
 231
 232 pushvar(){
 233     for var in $*; do
 234         eval level=\${${var}_level:=0}
 235         eval ${var}_${level}="\$$var"
 236         eval ${var}_level=$(($level+1))
 237     done
 238 }
 239
 240 popvar(){
 241     for var in $*; do
 242         eval level=\${${var}_level:-0}
 243         test $level = 0 && continue
 244         eval level=$(($level-1))
 245         eval $var="\${${var}_${level}}"
 246         eval ${var}_level=$level
 247         eval unset ${var}_${level}
 248     done
 249 }
 250
 251 enable(){
 252     set_all yes $*
 253 }
 254
 255 disable(){
 256     set_all no $*
 257 }
 258
 259 enabled(){
 260     eval test "x\$$1" = "xyes"
 261 }
 262
 263 disabled(){
 264     eval test "x\$$1" = "xno"
 265 }
 266
 267 enabled_all(){
 268     for opt; do
 269         enabled $opt || return 1
 270     done
 271 }
 272
 273 disabled_all(){
 274     for opt; do
 275         disabled $opt || return 1
 276     done
 277 }
 278
 279 enabled_any(){
 280     for opt; do
 281         enabled $opt && return 0
 282     done
 283 }
 284
 285 disabled_any(){
 286     for opt; do
 287         disabled $opt && return 0
 288     done
 289 }
 290
 291 is_in(){
 292     value=$1
 293     shift
 294     for var in $*; do
 295         [ $var = $value ] && return 0
 296     done
 297     return 1
 298 }
 299
 300 check_deps(){
 301     for cfg; do
 302         enabled ${cfg}_checking && die "Circular dependency for $cfg."
 303         disabled ${cfg}_checking && continue
 304         enable ${cfg}_checking
 305
 306         eval dep_all="\$${cfg}_deps"
 307         eval dep_any="\$${cfg}_deps_any"
 308
 309         pushvar cfg dep_all dep_any
 310         check_deps $dep_all $dep_any
 311         popvar cfg dep_all dep_any
 312
 313         enabled_all $dep_all || disable $cfg
 314         enabled_any $dep_any || disable $cfg
 315
 316         if enabled $cfg; then
 317             eval dep_extralibs="\$${cfg}_extralibs"
 318             test -n "$dep_extralibs" && add_extralibs $dep_extralibs
 319         fi
 320
 321         disable ${cfg}_checking
 322     done
 323 }
 324
 325 print_config(){
 326     pfx=$1
 327     header=$2
 328     makefile=$3
 329     shift 3
 330     for cfg; do
 331         ucname="`toupper $cfg`"
 332         if enabled $cfg; then
 333             echo "#define ${pfx}${ucname} 1" >> $header
 334             echo "#define ENABLE_${ucname} 1" >> $header
 335             echo "${pfx}${ucname}=yes" >> $makefile
 336         else
 337             echo "#define ENABLE_${ucname} 0" >> $header
 338         fi
 339     done
 340 }
 341
 342 flags_saved(){
 343     (: ${SAVE_CFLAGS?}) 2>/dev/null
 344 }
 345
 346 save_flags(){
 347     flags_saved && return
 348     SAVE_CFLAGS="$CFLAGS"
 349     SAVE_LDFLAGS="$LDFLAGS"
 350     SAVE_extralibs="$extralibs"
 351 }
 352
 353 restore_flags(){
 354     flags_saved || return
 355     CFLAGS="$SAVE_CFLAGS"
 356     LDFLAGS="$SAVE_LDFLAGS"
 357     extralibs="$SAVE_extralibs"
 358     unset SAVE_CFLAGS
 359     unset SAVE_LDFLAGS
 360     unset SAVE_extralibs
 361 }
 362
 363 temp_cflags(){
 364     save_flags
 365     CFLAGS="$CFLAGS $*"
 366 }
 367
 368 temp_ldflags(){
 369     save_flags
 370     LDFLAGS="$LDFLAGS $*"
 371 }
 372
 373 temp_extralibs(){
 374     save_flags
 375     extralibs="$extralibs $*"
 376 }
 377
 378 append(){
 379     var=$1
 380     shift
 381     flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
 382     eval "$var=\"\$$var $*\""
 383 }
 384
 385 add_cflags(){
 386     append CFLAGS "$@"
 387 }
 388
 389 add_ldflags(){
 390     append LDFLAGS "$@"
 391 }
 392
 393 add_extralibs(){
 394     append extralibs "$@"
 395 }
 396
 397 check_cmd(){
 398     log "$@"
 399     "$@" >>$logfile 2>&1
 400 }
 401
 402 check_cc(){
 403     log check_cc "$@"
 404     cat >$TMPC
 405     log_file $TMPC
 406     check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
 407 }
 408
 409 check_cpp(){
 410     log check_cpp "$@"
 411     cat >$TMPC
 412     log_file $TMPC
 413     check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
 414 }
 415
 416 check_asm(){
 417     log check_asm "$@"
 418     name="$1"
 419     asm="$2"
 420     shift 2
 421     check_cc "$@" <<EOF && enable $name || disable $name
 422 int foo(void){
 423     asm volatile($asm);
 424 }
 425 EOF
 426 }
 427
 428 check_ld(){
 429     log check_ld "$@"
 430     check_cc || return
 431     flags=''
 432     libs=''
 433     for f; do
 434         test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
 435     done
 436     check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
 437 }
 438
 439 check_cflags(){
 440     log check_cflags "$@"
 441     check_cc "$@" <<EOF && add_cflags "$@"
 442 int x;
 443 EOF
 444 }
 445
 446 check_ldflags(){
 447     log check_ldflags "$@"
 448     check_ld "$@" <<EOF && add_ldflags "$@"
 449 int main(void){
 450     return 0;
 451 }
 452 EOF
 453 }
 454
 455 check_header(){
 456     log check_header "$@"
 457     header=$1
 458     shift
 459     var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
 460     disable $var
 461     check_cpp "$@" <<EOF && enable $var
 462 #include <$header>
 463 int x;
 464 EOF
 465 }
 466
 467 check_func(){
 468     log check_func "$@"
 469     func=$1
 470     shift
 471     disable $func
 472     check_ld "$@" <<EOF && enable $func
 473 extern int $func();
 474 int main(void){
 475     $func();
 476 }
 477 EOF
 478 }
 479
 480 check_func2(){
 481     log check_func2 "$@"
 482     headers=$1
 483     func=$2
 484     shift 2
 485     disable $func
 486     incs=""
 487     for hdr in $headers; do
 488         incs="$incs
 489 #include <$hdr>"
 490     done
 491     check_ld "$@" <<EOF && enable $func
 492 $incs
 493 int main(void){
 494     (void) $func;
 495     return 0;
 496 }
 497 EOF
 498 }
 499
 500 check_lib(){
 501     log check_lib "$@"
 502     header="$1"
 503     func="$2"
 504     shift 2
 505     temp_extralibs "$@"
 506     check_header $header && check_func $func && add_extralibs "$@"
 507     err=$?
 508     restore_flags
 509     return $err
 510 }
 511
 512 check_lib2(){
 513     log check_lib2 "$@"
 514     headers="$1"
 515     func="$2"
 516     shift 2
 517     temp_extralibs "$@"
 518     check_func2 "$headers" $func && add_extralibs "$@"
 519     err=$?
 520     restore_flags
 521     return $err
 522 }
 523
 524 check_exec(){
 525     check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
 526 }
 527
 528 check_exec_crash(){
 529     code=`cat`
 530
 531     # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
 532     # are safe but may not be available everywhere.  Thus we use
 533     # raise(SIGTERM) instead.  The check is run in a subshell so we
 534     # can redirect the "Terminated" message from the shell.  SIGBUS
 535     # is not defined by standard C so it is used conditionally.
 536
 537     (check_exec "$@") >>$logfile 2>&1 <<EOF
 538 #include <signal.h>
 539 static void sighandler(int sig){
 540     raise(SIGTERM);
 541 }
 542 int main(void){
 543     signal(SIGILL, sighandler);
 544     signal(SIGFPE, sighandler);
 545     signal(SIGSEGV, sighandler);
 546 #ifdef SIGBUS
 547     signal(SIGBUS, sighandler);
 548 #endif
 549     { $code }
 550 }
 551 EOF
 552 }
 553
 554 require(){
 555     name="$1"
 556     header="$2"
 557     func="$3"
 558     shift 3
 559     check_lib $header $func "$@" || die "ERROR: $name not found"
 560 }
 561
 562 require2(){
 563     name="$1"
 564     headers="$2"
 565     func="$3"
 566     shift 3
 567     check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
 568 }
 569
 570 check_foo_config(){
 571     cfg=$1
 572     pkg=$2
 573     header=$3
 574     func=$4
 575     shift 4
 576     disable $cfg
 577     check_cmd ${pkg}-config --version
 578     err=$?
 579     if test "$err" = 0; then
 580         temp_cflags `${pkg}-config --cflags`
 581         temp_extralibs `${pkg}-config --libs`
 582         check_lib "$@" $header $func && enable $cfg
 583     fi
 584     return $err
 585 }
 586
 587 apply(){
 588     file=$1
 589     shift
 590     "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
 591 }
 592
 593 COMPONENT_LIST="
 594     bsfs
 595     decoders
 596     demuxers
 597     encoders
 598     indevs
 599     muxers
 600     outdevs
 601     parsers
 602     protocols
 603 "
 604
 605 CONFIG_LIST="
 606     $COMPONENT_LIST
 607     avisynth
 608     beos_netserver
 609     ffmpeg
 610     ffplay
 611     ffserver
 612     gpl
 613     gprof
 614     gray
 615     ipv6
 616     liba52
 617     liba52bin
 618     libamr
 619     libamr_nb
 620     libamr_wb
 621     libdc1394
 622     libfaac
 623     libfaad
 624     libfaadbin
 625     libgsm
 626     libmp3lame
 627     libnut
 628     libtheora
 629     libvorbis
 630     libx264
 631     libxvid
 632     memalign_hack
 633     mpegaudio_hp
 634     network
 635     powerpc_perf
 636     pp
 637     small
 638     swscaler
 639     vhook
 640     x11grab
 641     zlib
 642 "
 643
 644 THREADS_LIST='
 645     beosthreads
 646     os2threads
 647     pthreads
 648     w32threads
 649 '
 650
 651 ARCH_LIST='
 652     alpha
 653     armv4l
 654     bfin
 655     ia64
 656     m68k
 657     mips
 658     parisc
 659     powerpc
 660     s390
 661     sh4
 662     sparc
 663     sparc64
 664     x86
 665     x86_32
 666     x86_64
 667 '
 668
 669 ARCH_EXT_LIST='
 670     altivec
 671     armv5te
 672     armv6
 673     iwmmxt
 674     mmi
 675     mmx
 676     ssse3
 677     vis
 678 '
 679
 680 HAVE_LIST="
 681     $ARCH_EXT_LIST
 682     $THREADS_LIST
 683     altivec_h
 684     arpa_inet_h
 685     byteswap_h
 686     closesocket
 687     cmov
 688     conio_h
 689     dcbzl
 690     dev_bktr_ioctl_bt848_h
 691     dev_bktr_ioctl_meteor_h
 692     dev_ic_bt8xx_h
 693     dev_video_meteor_ioctl_meteor_h
 694     dev_video_bktr_ioctl_bt848_h
 695     dlfcn_h
 696     dlopen
 697     ebp_available
 698     ebx_available
 699     fast_64bit
 700     fast_cmov
 701     fast_unaligned
 702     fork
 703     freetype2
 704     gethrtime
 705     GetProcessTimes
 706     getrusage
 707     imlib2
 708     inet_aton
 709     lrintf
 710     machine_ioctl_bt848_h
 711     machine_ioctl_meteor_h
 712     malloc_h
 713     memalign
 714     mkstemp
 715     mlib
 716     ppc64
 717     sdl
 718     sdl_video_size
 719     soundcard_h
 720     sys_poll_h
 721     sys_soundcard_h
 722     termios_h
 723     threads
 724     winsock2_h
 725 "
 726
 727 CMDLINE_SELECT="
 728     $ARCH_EXT_LIST
 729     $CONFIG_LIST
 730     $THREADS_LIST
 731     debug
 732     extra_warnings
 733     optimizations
 734     shared
 735     static
 736 "
 737
 738 # code dependency declarations
 739
 740 # architecture extensions
 741 altivec_deps="powerpc"
 742 armv5te_deps="armv4l"
 743 armv6_deps="armv4l"
 744 iwmmxt_deps="armv4l"
 745 mmi_deps="mips"
 746 mmx_deps="x86"
 747 ssse3_deps="x86"
 748 vis_deps="sparc"
 749
 750 # decoders / encoders
 751 ac3_decoder_deps="gpl"
 752 dxa_decoder_deps="zlib"
 753 flashsv_decoder_deps="zlib"
 754 flashsv_encoder_deps="zlib"
 755 flv_decoder_deps="h263_decoder"
 756 h263_decoder_deps="h263_parser mpeg4video_parser"
 757 h263i_decoder_deps="h263_decoder"
 758 h264_decoder_deps="h264_parser"
 759 mpeg_xvmc_decoder_deps="xvmc"
 760 mpeg4_decoder_deps="h263_decoder"
 761 msmpeg4v1_decoder_deps="h263_decoder"
 762 msmpeg4v2_decoder_deps="h263_decoder"
 763 msmpeg4v3_decoder_deps="h263_decoder"
 764 png_decoder_deps="zlib"
 765 png_encoder_deps="zlib"
 766 svq3_decoder_deps="h264_parser"
 767 vc1_decoder_deps="h263_decoder"
 768 wmv1_decoder_deps="h263_decoder"
 769 wmv2_decoder_deps="h263_decoder"
 770 wmv3_decoder_deps="h263_decoder"
 771 zmbv_decoder_deps="zlib"
 772 zmbv_encoder_deps="zlib"
 773
 774 # external libraries
 775 liba52_decoder_deps="liba52"
 776 liba52bin_decoder_extralibs='$ldl'
 777 libamr_nb_decoder_deps="libamr_nb"
 778 libamr_nb_encoder_deps="libamr_nb"
 779 libamr_wb_decoder_deps="libamr_wb"
 780 libamr_wb_encoder_deps="libamr_wb"
 781 libfaac_encoder_deps="libfaac"
 782 libfaad_decoder_deps="libfaad"
 783 libfaadbin_decoder_extralibs='$ldl'
 784 libgsm_decoder_deps="libgsm"
 785 libgsm_encoder_deps="libgsm"
 786 libgsm_ms_decoder_deps="libgsm"
 787 libgsm_ms_encoder_deps="libgsm"
 788 libmp3lame_encoder_deps="libmp3lame"
 789 libtheora_encoder_deps="libtheora"
 790 libvorbis_encoder_deps="libvorbis"
 791 libx264_encoder_deps="libx264"
 792 libxvid_encoder_deps="libxvid"
 793 mpeg4aac_decoder_deps="libfaad"
 794
 795 # demuxers / muxers
 796 ac3_demuxer_deps="ac3_parser"
 797 audio_beos_demuxer_deps="audio_beos"
 798 audio_beos_demuxer_extralibs="-lmedia -lbe"
 799 audio_beos_muxer_deps="audio_beos"
 800 audio_beos_muxer_extralibs="-lmedia -lbe"
 801 avisynth_demuxer_deps="avisynth"
 802 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
 803 dv1394_demuxer_deps="dv1394 dv_demuxer"
 804 libdc1394_demuxer_deps="libdc1394"
 805 libnut_demuxer_deps="libnut"
 806 libnut_muxer_deps="libnut"
 807 mp3_demuxer_deps="mpegaudio_parser"
 808 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
 809 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
 810 redir_demuxer_deps="network"
 811 rtp_muxer_deps="network mpegts_demuxer"
 812 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
 813 sdp_demuxer_deps="rtsp_demuxer"
 814 v4l2_demuxer_deps="linux_videodev2_h"
 815 v4l_demuxer_deps="linux_videodev_h"
 816 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
 817 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
 818
 819 # protocols
 820 http_protocol_deps="network"
 821 rtp_protocol_deps="udp_protocol"
 822 tcp_protocol_deps="network"
 823 udp_protocol_deps="network"
 824
 825 # programs
 826 ffplay_deps="sdl"
 827 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
 828 ffserver_extralibs='$ldl'
 829 vhook_extralibs='$ldl'
 830
 831
 832 # set temporary file name
 833 if test ! -z "$TMPDIR" ; then
 834     TMPDIR1="${TMPDIR}"
 835 elif test ! -z "$TEMPDIR" ; then
 836     TMPDIR1="${TEMPDIR}"
 837 else
 838     TMPDIR1="/tmp"
 839 fi
 840
 841 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
 842 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
 843 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
 844 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
 845 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
 846
 847 # default parameters
 848
 849 enable logging
 850 logfile="config.err"
 851
 852 # installation paths
 853 PREFIX="/usr/local"
 854 libdir='$(PREFIX)/lib'
 855 shlibdir="$libdir"
 856 incdir='$(PREFIX)/include/ffmpeg'
 857 mandir='$(PREFIX)/share/man'
 858 bindir='$(PREFIX)/bin'
 859
 860 # toolchain
 861 cc="gcc"
 862 ar="ar"
 863 ranlib="ranlib"
 864 make="make"
 865 strip="strip"
 866 asmalign_pot="unknown"
 867 ln_s="ln -sf"
 868
 869 # machine
 870 arch=`uname -m`
 871 cpu="generic"
 872
 873 # OS
 874 targetos=$(tolower $(uname -s))
 875
 876 # libraries
 877 enable zlib
 878
 879 # configurable options
 880 enable debug
 881 enable dostrip
 882 enable ffmpeg
 883 enable ffplay
 884 enable ffserver
 885 enable ipv6
 886 enable static
 887 enable mpegaudio_hp
 888 enable network
 889 enable optimizations
 890 enable protocols
 891 vhook="default"
 892
 893 # build settings
 894 SHFLAGS='-shared -Wl,-soname,$@'
 895 VHOOKSHFLAGS='$(SHFLAGS)'
 896 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
 897 FFSERVERLDFLAGS=-Wl,-E
 898 LDCONFIG="ldconfig"
 899 LIBPREF="lib"
 900 LIBSUF=".a"
 901 FULLNAME='$(NAME)$(BUILDSUF)'
 902 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
 903 SLIBPREF="lib"
 904 SLIBSUF=".so"
 905 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
 906 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
 907 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
 908 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
 909
 910 # find source path
 911 source_path="`dirname \"$0\"`"
 912 enable source_path_used
 913 if test -z "$source_path" -o "$source_path" = "." ; then
 914     source_path="`pwd`"
 915     disable source_path_used
 916 else
 917     source_path="`cd \"$source_path\"; pwd`"
 918     echo "$source_path" | grep -q '[[:blank:]]' &&
 919         die "Out of tree builds are impossible with whitespace in source path."
 920 fi
 921
 922 FFMPEG_CONFIGURATION="$@"
 923
 924 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
 925 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
 926 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
 927 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
 928 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
 929 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
 930 OUTDEV_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavdevice/alldevices.c"`
 931 INDEV_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavdevice/alldevices.c"`
 932 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
 933
 934 enable $ARCH_EXT_LIST \
 935        $DECODER_LIST \
 936        $ENCODER_LIST \
 937        $PARSER_LIST \
 938        $BSF_LIST \
 939        $DEMUXER_LIST \
 940        $MUXER_LIST \
 941        $PROTOCOL_LIST \
 942        $INDEV_LIST \
 943        $OUTDEV_LIST \
 944
 945 die_unknown(){
 946     echo "Unknown option \"$1\"."
 947     echo "See $0 --help for available options."
 948     exit 1
 949 }
 950
 951 show_list() {
 952     suffix=_$1
 953     shift
 954     echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
 955     exit 0
 956 }
 957
 958 for opt do
 959     optval="${opt#*=}"
 960     case "$opt" in
 961     --log)
 962     ;;
 963     --log=*) logging="$optval"
 964     ;;
 965     --prefix=*) PREFIX="$optval"
 966     ;;
 967     --libdir=*) libdir="$optval"
 968     ;;
 969     --shlibdir=*) shlibdir="$optval"
 970     ;;
 971     --incdir=*) incdir="$optval"
 972     ;;
 973     --mandir=*) mandir="$optval"
 974     ;;
 975     --source-path=*) source_path="$optval"
 976     ;;
 977     --cross-prefix=*) cross_prefix="$optval"
 978     ;;
 979     --cross-compile) enable cross_compile
 980     ;;
 981     --target-os=*) targetos="$optval"
 982     ;;
 983     --cc=*) cc="$optval"
 984     ;;
 985     --make=*) make="$optval"
 986     ;;
 987     --extra-cflags=*) add_cflags "$optval"
 988     ;;
 989     --extra-ldflags=*) add_ldflags "$optval"
 990     ;;
 991     --extra-libs=*) add_extralibs "$optval"
 992     ;;
 993     --build-suffix=*) BUILDSUF="$optval"
 994     ;;
 995     --arch=*) arch="$optval"
 996     ;;
 997     --cpu=*) cpu="$optval"
 998     ;;
 999     --enable-sunmlib) enable mlib
1000     ;;
1001     --disable-strip) disable dostrip
1002     ;;
1003     --disable-encoders) disable $ENCODER_LIST
1004     ;;
1005     --disable-decoders) disable $DECODER_LIST
1006     ;;
1007     --disable-muxers) disable $MUXER_LIST
1008     ;;
1009     --disable-demuxers) disable $DEMUXER_LIST
1010     ;;
1011     --disable-parsers) disable $PARSER_LIST
1012     ;;
1013     --disable-bsfs) disable $BSF_LIST
1014     ;;
1015     --disable-protocols) disable $PROTOCOL_LIST
1016     ;;
1017     --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1018     ;;
1019     --enable-*=*|--disable-*=*)
1020     eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1021     case "$thing" in
1022         encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1023         *) die_unknown "$opt" ;;
1024     esac
1025     ;;
1026     --enable-?*|--disable-?*)
1027     eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1028     echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1029     $action $option
1030     ;;
1031     --list-*)
1032         NAME="${opt#--list-}"
1033         is_in $NAME $COMPONENT_LIST || die_unknown $opt
1034         NAME=${NAME%s}
1035         eval show_list $NAME \$$(toupper $NAME)_LIST
1036     ;;
1037     --help|-h) show_help
1038     ;;
1039     *)
1040     die_unknown $opt
1041     ;;
1042     esac
1043 done
1044
1045 case "$arch" in
1046     i386|i486|i586|i686|i86pc|BePC)
1047         arch="x86_32"
1048         enable fast_unaligned
1049     ;;
1050     x86_64|amd64)
1051         arch="x86_32"
1052         enable fast_unaligned
1053         canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1054         if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1055             if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1056                 arch="x86_64"
1057                 enable fast_64bit
1058             fi
1059         fi
1060     ;;
1061     # armv4l is a subset of armv[567]*l
1062     arm|armv[4567]*l)
1063         arch="armv4l"
1064     ;;
1065     alpha)
1066         arch="alpha"
1067         enable fast_64bit
1068     ;;
1069     "Power Macintosh"|ppc|powerpc)
1070         arch="powerpc"
1071     ;;
1072     ppc64)
1073         arch="powerpc"
1074         enable fast_64bit
1075     ;;
1076     mips|mipsel|IP*)
1077         arch="mips"
1078     ;;
1079     sun4u|sparc64)
1080         arch="sparc64"
1081         enable fast_64bit
1082     ;;
1083     sparc)
1084         arch="sparc"
1085     ;;
1086     sh4)
1087         arch="sh4"
1088     ;;
1089     parisc)
1090         arch="parisc"
1091     ;;
1092     parisc64)
1093         arch="parisc"
1094         enable fast_64bit
1095     ;;
1096     s390|s390x)
1097         arch="s390"
1098     ;;
1099     m68k)
1100         arch="m68k"
1101     ;;
1102     ia64)
1103         arch="ia64"
1104         enable fast_64bit
1105     ;;
1106     bfin)
1107         arch="bfin"
1108     ;;
1109     *)
1110         arch="unknown"
1111     ;;
1112 esac
1113
1114 enable $arch
1115 enabled_any x86_32 x86_64 && enable x86
1116 enabled     sparc64       && enable sparc
1117
1118 # OS specific
1119 case $targetos in
1120     beos|haiku|zeta)
1121         PREFIX="$HOME/config"
1122         # helps building libavcodec
1123         add_cflags "-DPIC -fomit-frame-pointer"
1124         # 3 gcc releases known for BeOS, each with ugly bugs
1125         gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1126         case "$gcc_version" in
1127           2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1128             disable mmx
1129             ;;
1130           *20010315*) echo "BeBits gcc"
1131             add_cflags "-fno-expensive-optimizations"
1132             ;;
1133         esac
1134         LDCONFIG="echo ignoring ldconfig"
1135         SHFLAGS=-nostart
1136         # enable BeOS things
1137         enable audio_beos
1138         # no need for libm, but the inet stuff
1139         # Check for BONE
1140         # XXX: actually should check for NOT net_server
1141         if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1142             network_extralibs="-lbind -lsocket"
1143         else
1144             enable beos_netserver
1145             network_extralibs="-lnet"
1146         fi ;;
1147     sunos)
1148         FFSERVERLDFLAGS=""
1149         SHFLAGS='-shared -Wl,-h,$@'
1150         network_extralibs="-lsocket -lnsl"
1151         ;;
1152     netbsd)
1153         oss_demuxer_extralibs="-lossaudio"
1154         oss_muxer_extralibs="-lossaudio"
1155         ;;
1156     openbsd)
1157         disable need_memalign
1158         LIBOBJFLAGS='$(PIC)'
1159         LDCONFIG='ldconfig -m $(SHLIBDIR)'
1160         SHFLAGS='-shared'
1161         SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1162         SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1163         SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1164         oss_demuxer_extralibs="-lossaudio"
1165         oss_muxer_extralibs="-lossaudio"
1166         ;;
1167     freebsd)
1168         disable need_memalign
1169         ;;
1170     bsd/os)
1171         osextralibs="-lpoll -lgnugetopt"
1172         strip="strip -d"
1173         ;;
1174     darwin)
1175         disable need_memalign
1176         SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1177         VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1178         strip="strip -x"
1179         FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1180         SLIBSUF=".dylib"
1181         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1182         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1183         FFSERVERLDFLAGS=-Wl,-bind_at_load
1184         ;;
1185     mingw32*)
1186         targetos=mingw32
1187         shlibdir="$bindir"
1188         VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1189         VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1190         if enabled swscaler; then
1191             VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1192             VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1193         fi
1194         disable ffserver
1195         SLIBPREF=""
1196         SLIBSUF=".dll"
1197         EXESUF=".exe"
1198         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1199         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1200         SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1201         SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1202         SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1203         SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1204         ;;
1205     cygwin*)
1206         targetos=cygwin
1207         shlibdir="$bindir"
1208         VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1209         VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1210         if enabled swscaler; then
1211             VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1212             VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1213         fi
1214         EXESUF=".exe"
1215         SLIBPREF="cyg"
1216         SLIBSUF=".dll"
1217         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1218         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1219         SHFLAGS='-shared -Wl,--enable-auto-image-base'
1220         ;;
1221     linux)
1222         LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1223         enable dv1394
1224         ;;
1225     irix*)
1226         targetos=irix
1227         ranlib="echo ignoring ranlib"
1228         ;;
1229     os/2*)
1230         ar="emxomfar -p256"
1231         ranlib="echo ignoring ranlib"
1232         strip="lxlite"
1233         ln_s="cp -f"
1234         add_cflags "-Zomf"
1235         EXESUF=".exe"
1236         FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1237         SHFLAGS='$(NAME).def -Zdll -Zomf'
1238         FFSERVERLDFLAGS=""
1239         LIBSUF="_s.lib"
1240         SLIBPREF=""
1241         SLIBSUF=".dll"
1242         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1243         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1244         SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1245           echo PROTMODE >> $(NAME).def; \
1246           echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1247           echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1248           echo EXPORTS >> $(NAME).def; \
1249           emxexp -o $(OBJS) >> $(NAME).def'
1250         SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1251           emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1252         SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1253         SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1254         vhook="no"
1255         ;;
1256
1257     *)
1258         targetos="${targetos}-UNKNOWN"
1259         ;;
1260 esac
1261
1262 add_extralibs $osextralibs
1263
1264 if ! disabled logging ; then
1265     enabled logging || logfile="$logging"
1266     echo "# $0 $@" >$logfile
1267     set >>$logfile
1268 else
1269     logfile=/dev/null
1270 fi
1271
1272 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1273 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1274
1275 test -n "$cross_prefix" && enable cross_compile
1276 cc="${cross_prefix}${cc}"
1277 ar="${cross_prefix}${ar}"
1278 ranlib="${cross_prefix}${ranlib}"
1279 strip="${cross_prefix}${strip}"
1280
1281 # we need to build at least one lib type
1282 if ! enabled_any static shared; then
1283     cat <<EOF
1284 At least one library type must be built.
1285 Specify --enable-static to build the static libraries or --enable-shared to
1286 build the shared libraries as well. To only build the shared libraries specify
1287 --disable-static in addition to --enable-shared.
1288 EOF
1289     exit 1;
1290 fi
1291
1292 disabled static && LIBNAME=""
1293
1294 if enabled_any libfaad libfaadbin ; then
1295     if check_header faad.h; then
1296         check_cc << EOF
1297 #include <faad.h>
1298 #ifndef FAAD2_VERSION
1299 ok faad1
1300 #endif
1301 int main(void) { return 0; }
1302 EOF
1303         test $? = 0 && enable libfaad2
1304     else
1305         die "FAAD test failed."
1306     fi
1307 fi
1308
1309
1310 if ! enabled gpl; then
1311     die_gpl_disabled(){
1312         name=$1
1313         shift
1314         enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1315     }
1316     die_gpl_disabled "The Postprocessing code" pp
1317     die_gpl_disabled "liba52"                  liba52
1318     die_gpl_disabled "libx264"                 libx264
1319     die_gpl_disabled "libxvidcore"             libxvid
1320     die_gpl_disabled "FAAD2"                   libfaad2
1321     die_gpl_disabled "The X11 grabber"         x11grab
1322     die_gpl_disabled "The software scaler"     swscaler
1323 fi
1324
1325 check_deps $ARCH_EXT_LIST
1326
1327 test -z "$need_memalign" && need_memalign="$mmx"
1328
1329 #Darwin CC versions
1330 if test $targetos = darwin; then
1331     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1332         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1333     else
1334         add_cflags "-no-cpp-precomp -pipe"
1335         check_cflags "-force_cpusubtype_ALL"
1336         check_cflags "-Wno-sign-compare"
1337         disabled shared && add_cflags -mdynamic-no-pic
1338     fi
1339 fi
1340
1341 disabled optimizations || add_cflags -fomit-frame-pointer
1342
1343 # Add processor-specific flags
1344 if test $cpu != "generic"; then
1345     warn_altivec(){
1346         $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1347     }
1348     case $cpu in
1349         601|ppc601|PowerPC601)
1350             add_cflags "-mcpu=601"
1351             warn_altivec enabled PPC601
1352         ;;
1353         603*|ppc603*|PowerPC603*)
1354             add_cflags "-mcpu=603"
1355             warn_altivec enabled PPC603
1356         ;;
1357         604*|ppc604*|PowerPC604*)
1358             add_cflags "-mcpu=604"
1359             warn_altivec enabled PPC604
1360         ;;
1361         G3|g3|75*|ppc75*|PowerPC75*)
1362             add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1363             warn_altivec enabled PPC75x
1364         ;;
1365         G4|g4|745*|ppc745*|PowerPC745*)
1366             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1367             warn_altivec disabled PPC745x
1368         ;;
1369         74*|ppc74*|PowerPC74*)
1370             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1371             warn_altivec disabled PPC74xx
1372         ;;
1373         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1374             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1375             warn_altivec disabled PPC970
1376             enable ppc64
1377         ;;
1378         Cell|CELL|cell)
1379             add_cflags "-mcpu=cell"
1380             warn_altivec disabled Cell
1381             enable ppc64
1382         ;;
1383         # targets that do NOT support conditional mov (cmov)
1384         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1385             add_cflags "-march=$cpu"
1386             disable cmov
1387         ;;
1388         # targets that do support conditional mov (cmov)
1389         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1390             add_cflags "-march=$cpu"
1391             enable cmov
1392             enable fast_cmov
1393         ;;
1394         # targets that do support conditional mov but on which it's slow
1395         pentium4|prescott|nocona)
1396             add_cflags "-march=$cpu"
1397             enable cmov
1398             disable fast_cmov
1399         ;;
1400         sparc64)
1401             add_cflags "-mcpu=v9"
1402         ;;
1403         bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1404             add_cflags "-mfdpic"
1405             add_ldflags "-mfdpic"
1406         ;;
1407         arm*)
1408             add_cflags "-mcpu=$cpu"
1409         ;;
1410         *)
1411             echo "WARNING: Unknown CPU \"$cpu\", ignored."
1412         ;;
1413     esac
1414 fi
1415
1416 gnu_make(){
1417     $1 --version 2>&1 | grep -q GNU
1418 }
1419
1420 if ! gnu_make $make; then
1421     gnu_make gmake && make=gmake || die "GNU make not found."
1422 fi
1423
1424 # make sure we can execute files in $TMPDIR
1425 cat >$TMPE 2>>$logfile <<EOF
1426 #! /bin/sh
1427 EOF
1428 chmod +x $TMPE >>$logfile 2>&1
1429 if ! $TMPE >>$logfile 2>&1; then
1430     cat <<EOF
1431 Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1432 variable to another directory and make sure that $TMPDIR1 is not mounted
1433 noexec.
1434 EOF
1435     die "Sanity test failed."
1436 fi
1437 rm $TMPE
1438
1439 # compiler sanity check
1440 check_exec <<EOF
1441 int main(void){
1442     return 0;
1443 }
1444 EOF
1445 if test "$?" != 0; then
1446     echo "$cc is unable to create an executable file."
1447     if test -z "$cross_prefix" && ! enabled cross_compile ; then
1448         echo "If $cc is a cross-compiler, use the --cross-compile option."
1449         echo "Only do this if you know what cross compiling means."
1450     fi
1451     die "C compiler test failed."
1452 fi
1453
1454 if enabled x86; then
1455     # check whether EBP is available on x86
1456     # As 'i' is stored on the stack, this program will crash
1457     # if the base pointer is used to access it because the
1458     # base pointer is cleared in the inline assembly code.
1459     check_exec_crash <<EOF && enable ebp_available
1460     volatile int i=0;
1461     asm volatile (
1462         "xorl %%ebp, %%ebp"
1463     ::: "%ebp");
1464     return i;
1465 EOF
1466
1467     # check wether EBX is available on x86
1468     check_asm ebx_available '"":::"%ebx"'
1469
1470     # check whether binutils is new enough to compile SSSE3
1471     enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1472 fi
1473
1474 # check for assembler specific support
1475
1476 if test $arch = "powerpc"; then
1477 check_cc <<EOF && enable dcbzl
1478 int main(void) {
1479     register long zero = 0;
1480     char data[1024];
1481     asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1482 return 0;
1483 }
1484 EOF
1485 fi
1486
1487 # check for SIMD availability
1488
1489 # AltiVec flags: The FSF version of GCC differs from the Apple version
1490 if enabled altivec; then
1491     test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1492         add_cflags "-faltivec" ||
1493         add_cflags "-maltivec -mabi=altivec"
1494
1495     check_header altivec.h
1496
1497     # check if our compiler supports Motorola AltiVec C API
1498     enabled altivec_h &&
1499         inc_altivec_h="#include <altivec.h>" ||
1500         inc_altivec_h=
1501     check_cc <<EOF || disable altivec
1502 $inc_altivec_h
1503 int main(void) {
1504     vector signed int v1, v2, v3;
1505     v1 = vec_add(v2,v3);
1506     return 0;
1507 }
1508 EOF
1509 fi
1510
1511 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1512 enabled armv6   && check_asm armv6   '"sadd16 r0, r0, r0"'
1513 enabled iwmmxt  && check_asm iwmmxt  '"wunpckelub wr6, wr4"'
1514 enabled mmi     && check_asm mmi     '"lq $2, 0($2)"'
1515 enabled vis     && check_asm vis     '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1516
1517 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1518
1519 # ---
1520 # big/little-endian test
1521 check_cc <<EOF || die "endian test failed"
1522 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1523 EOF
1524 grep -q BIGE $TMPO && enable bigendian
1525
1526 # ---
1527 # check availability of some header files
1528
1529 if check_func dlopen; then
1530     ldl=
1531 elif check_func dlopen -ldl; then
1532     ldl=-ldl
1533 fi
1534
1535 check_func  fork
1536 check_func  gethrtime
1537 check_func  getrusage
1538 check_func  inet_aton
1539 check_func  memalign
1540 check_func  mkstemp
1541 check_func2 windows.h GetProcessTimes
1542
1543 check_header byteswap.h
1544 check_header conio.h
1545 check_header dlfcn.h
1546 check_header malloc.h
1547 check_header termios.h
1548
1549 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1550     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1551 fi
1552
1553 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1554
1555 # ffserver uses poll(),
1556 # if it's not found we can emulate it using select().
1557 if enabled ffserver; then
1558     check_header sys/poll.h
1559 fi
1560
1561 # check for some common methods of building with pthread support
1562 # do this before the optional library checks as some of them require pthreads
1563 if enabled pthreads; then
1564     if check_func pthread_create; then
1565         :
1566     elif check_func pthread_create -pthread; then
1567         add_cflags -pthread
1568         add_ldflags -pthread
1569     elif check_func pthread_create -pthreads; then
1570         add_cflags -pthreads
1571         add_ldflags -pthreads
1572     elif ! check_lib pthread.h pthread_create -lpthread; then
1573         die "ERROR: can't find pthreads library"
1574     fi
1575 fi
1576
1577 for thread in $THREADS_LIST; do
1578     if enabled $thread; then
1579         test -n "$thread_type" &&
1580             die "ERROR: Only one thread type must be selected." ||
1581             thread_type="$thread"
1582     fi
1583 done
1584
1585 check_lib math.h sin -lm
1586
1587 # test for lrintf in math.h
1588 check_exec <<EOF && enable lrintf || disable lrintf
1589 #define _ISOC9X_SOURCE  1
1590 #include <math.h>
1591 int main(void) { return (lrintf(3.999f) > 0)?0:1; }
1592 EOF
1593
1594 enabled_any libamr_nb libamr_wb && enable libamr
1595
1596 # these are off by default, so fail if requested and not available
1597 enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1598 enabled liba52     && require  liba52 a52dec/a52.h a52_init -la52
1599 enabled libamr_nb  && require  libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1600 enabled libamr_wb  && require  libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1601 enabled libdc1394  && require  libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1602 enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1603 enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1604 enabled libgsm     && require  libgsm gsm.h gsm_create -lgsm
1605 enabled libmp3lame && require  LAME lame/lame.h lame_init -lmp3lame -lm
1606 enabled libnut     && require  libnut libnut.h nut_demuxer_init -lnut
1607 enabled libtheora  && require  libtheora theora/theora.h theora_info_init -ltheora -logg
1608 enabled libvorbis  && require  libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1609 enabled libx264    && require  x264 x264.h x264_encoder_open -lx264
1610 enabled libxvid    && require  Xvid xvid.h xvid_global -lxvidcore
1611 enabled mlib       && require  mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1612
1613 # disable the native AC-3 decoder if liba52 is enabled
1614 enabled liba52 && disable ac3_decoder
1615
1616 _restrict=
1617 for restrict_keyword in restrict __restrict__ __restrict; do
1618     check_cc <<EOF && _restrict=$restrict_keyword && break
1619 void foo(char * $restrict_keyword p);
1620 EOF
1621 done
1622
1623 test "$vhook" = "default" && vhook="$dlopen"
1624
1625 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1626     disable vhook
1627     echo
1628     echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1629     echo "Patches welcome."
1630     echo
1631 fi
1632
1633 if enabled vhook; then
1634     check_ldflags -rdynamic
1635     check_ldflags -export-dynamic
1636 fi
1637
1638 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1639 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1640
1641 ##########################################
1642 # SDL check
1643
1644 disable sdl_too_old
1645 disable sdl
1646 SDL_CONFIG="${cross_prefix}sdl-config"
1647 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1648     sdl_cflags=`"${SDL_CONFIG}" --cflags`
1649     temp_cflags $sdl_cflags
1650     temp_extralibs `"${SDL_CONFIG}" --libs`
1651     if check_lib SDL.h SDL_Init; then
1652         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1653         if test "$_sdlversion" -lt 121 ; then
1654             enable sdl_too_old
1655         else
1656             enable sdl
1657             check_cc $sdl_cflags <<EOF && enable sdl_video_size
1658 #include <SDL.h>
1659 int main(void){
1660     const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1661     int w = vi->current_w;
1662     return 0;
1663 }
1664 EOF
1665         fi
1666     fi
1667     restore_flags
1668 fi
1669
1670 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1671
1672 ##########################################
1673 # Network check
1674
1675 if enabled network; then
1676     # Prefer arpa/inet.h over winsock2
1677     if check_header arpa/inet.h ; then
1678         check_func closesocket
1679     elif check_header winsock2.h ; then
1680         network_extralibs="-lws2_32"
1681         check_func2 winsock2.h closesocket
1682     fi
1683 fi
1684
1685 ##########################################
1686 # IPv6 check
1687
1688 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1689 #include <sys/types.h>
1690 #include <sys/socket.h>
1691 #include <netinet/in.h>
1692 #include <netdb.h>
1693 int main(void) {
1694     struct sockaddr_storage saddr;
1695     struct ipv6_mreq mreq6;
1696     getaddrinfo(0,0,0,0);
1697     getnameinfo(0,0,0,0,0,0,0);
1698     IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1699 }
1700 EOF
1701
1702 check_header linux/videodev.h
1703 check_header linux/videodev2.h
1704
1705 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1706 { check_header dev/bktr/ioctl_meteor.h &&
1707   check_header dev/bktr/ioctl_bt848.h; } ||
1708 { check_header machine/ioctl_meteor.h &&
1709   check_header machine/ioctl_bt848.h; } ||
1710 { check_header dev/video/meteor/ioctl_meteor.h &&
1711   check_header dev/video/bktr/ioctl_bt848.h; } ||
1712 check_header dev/ic/bt8xx.h
1713
1714 check_header sys/soundcard.h
1715 check_header soundcard.h
1716
1717 # deal with the X11 frame grabber
1718 enabled x11grab                         &&
1719 check_header X11/Xlib.h                 &&
1720 check_header X11/extensions/XShm.h      &&
1721 check_func XOpenDisplay -lX11           &&
1722 check_func XShmCreateImage -lX11 -lXext
1723
1724 enabled debug && add_cflags -g
1725
1726 # add some useful compiler flags if supported
1727 check_cflags -Wdeclaration-after-statement
1728 check_cflags -Wall
1729 check_cflags -Wno-switch
1730 check_cflags -Wdisabled-optimization
1731 check_cflags -Wpointer-arith
1732 check_cflags -Wredundant-decls
1733 check_cflags -Wno-pointer-sign
1734 enabled extra_warnings && check_cflags -Winline
1735
1736 # add some linker flags
1737 check_ldflags -Wl,--warn-common
1738 check_ldflags $LDLATEFLAGS
1739 check_ldflags -Wl,-Bsymbolic
1740
1741 if enabled small; then
1742     check_cflags -Os            # not all compilers support -Os
1743     optimizations="small"
1744 elif enabled optimizations; then
1745     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1746         add_cflags  "-O5"
1747         add_ldflags "-O5"
1748     else
1749         add_cflags "-O3"
1750     fi
1751 fi
1752
1753 # PIC flags for shared library objects where they are needed
1754 if enabled shared; then
1755     # LIBOBJFLAGS may have already been set in the OS configuration
1756     if test -z "$LIBOBJFLAGS" ; then
1757         case "$arch" in
1758             x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1759         esac
1760     fi
1761 fi
1762
1763 if enabled gprof; then
1764     add_cflags  "-p"
1765     add_ldflags "-p"
1766 fi
1767
1768 VHOOKCFLAGS="-fPIC"
1769
1770 # Find out if the .align argument is a power of two or not.
1771 if test $asmalign_pot = "unknown"; then
1772     disable asmalign_pot
1773     echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1774 fi
1775
1776 enabled_any $DECODER_LIST      && enable decoders
1777 enabled_any $ENCODER_LIST      && enable encoders
1778 enabled_any $BSF_LIST          && enable bsfs
1779 enabled_any $DEMUXER_LIST      && enable demuxers
1780 enabled_any $MUXER_LIST        && enable muxers
1781 enabled_any $INDEV_LIST        && enable demuxers
1782 enabled_any $OUTDEV_LIST       && enable muxers
1783 enabled_any $PROTOCOL_LIST     && enable protocols
1784
1785 enabled_any $THREADS_LIST      && enable threads
1786
1787 check_deps $CONFIG_LIST       \
1788            $HAVE_LIST         \
1789            $DECODER_LIST      \
1790            $ENCODER_LIST      \
1791            $PARSER_LIST       \
1792            $BSF_LIST          \
1793            $DEMUXER_LIST      \
1794            $MUXER_LIST        \
1795            $INDEV_LIST        \
1796            $OUTDEV_LIST       \
1797            $PROTOCOL_LIST     \
1798
1799 enabled libdc1394 && append pkg_requires "libraw1394"
1800 enabled libtheora && append pkg_requires "theora"
1801 enabled libvorbis && append pkg_requires "vorbisenc"
1802
1803 echo "install prefix            $PREFIX"
1804 echo "source path               $source_path"
1805 echo "C compiler                $cc"
1806 echo "make                      $make"
1807 echo ".align is power-of-two    $asmalign_pot"
1808 echo "ARCH                      $arch ($cpu)"
1809 if test "$BUILDSUF" != ""; then
1810     echo "build suffix              $BUILDSUF"
1811 fi
1812 echo "big-endian                ${bigendian-no}"
1813 if test $arch = "x86_32" -o $arch = "x86_64"; then
1814     echo "MMX enabled               ${mmx-no}"
1815     echo "CMOV enabled              ${cmov-no}"
1816     echo "CMOV is fast              ${fast_cmov-no}"
1817     echo "EBX available             ${ebx_available-no}"
1818     echo "EBP available             ${ebp_available-no}"
1819 fi
1820 if test $arch = "armv4l"; then
1821     echo "ARMv5TE enabled           ${armv5te-no}"
1822     echo "ARMv6 enabled             ${armv6-no}"
1823     echo "IWMMXT enabled            ${iwmmxt-no}"
1824 fi
1825 if test $arch = "mips"; then
1826     echo "MMI enabled               ${mmi-no}"
1827 fi
1828 if test $arch = "powerpc"; then
1829     echo "AltiVec enabled           ${altivec-no}"
1830     echo "dcbzl available           ${dcbzl-no}"
1831 fi
1832 echo "gprof enabled             ${gprof-no}"
1833 echo "debug symbols             ${debug-no}"
1834 echo "strip symbols             ${dostrip-no}"
1835 echo "optimizations             ${optimizations-no}"
1836 echo "static                    ${static-no}"
1837 echo "shared                    ${shared-no}"
1838 echo "postprocessing support    ${pp-no}"
1839 echo "software scaler enabled   ${swscaler-no}"
1840 echo "video hooking             ${vhook-no}"
1841 if enabled vhook; then
1842     echo "Imlib2 support            ${imlib2-no}"
1843     echo "FreeType support          ${freetype2-no}"
1844 fi
1845 echo "network support           ${network-no}"
1846 if enabled network; then
1847     echo "IPv6 support              ${ipv6-no}"
1848 fi
1849 echo "threading support         ${thread_type-no}"
1850 echo "SDL support               ${sdl-no}"
1851 if enabled sdl_too_old; then
1852     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1853 fi
1854 echo "Sun medialib support      ${mlib-no}"
1855 echo "AVISynth enabled          ${avisynth-no}"
1856 echo "liba52 support            ${liba52-no}"
1857 echo "liba52 dlopened           ${liba52bin-no}"
1858 echo "libamr-nb support         ${libamr_nb-no}"
1859 echo "libamr-wb support         ${libamr_wb-no}"
1860 echo "libdc1394 support         ${libdc1394-no}"
1861 echo "libfaac enabled           ${libfaac-no}"
1862 echo "libfaad enabled           ${libfaad-no}"
1863 echo "libfaad dlopened          ${libfaadbin-no}"
1864 echo "libgsm enabled            ${libgsm-no}"
1865 echo "libmp3lame enabled        ${libmp3lame-no}"
1866 echo "libnut enabled            ${libnut-no}"
1867 echo "libtheora enabled         ${libtheora-no}"
1868 echo "libvorbis enabled         ${libvorbis-no}"
1869 echo "x264 enabled              ${libx264-no}"
1870 echo "XviD enabled              ${libxvid-no}"
1871 echo "zlib enabled              ${zlib-no}"
1872 enabled gpl &&
1873     echo "License: GPL" ||
1874     echo "License: LGPL"
1875
1876 for type in decoder encoder parser demuxer muxer protocol bsf indev outdev; do
1877     echo "Enabled ${type}s:"
1878     ucname="\$`toupper $type`_LIST"
1879     list="`eval echo $ucname`"
1880     partlist=""
1881     for part in $list; do
1882         enabled $part && partlist="$partlist $part"
1883     done
1884     partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1885     echo $partlist
1886 done
1887
1888 echo "Creating config.mak and config.h..."
1889
1890 echo "# Automatically generated by configure - do not modify!" > config.mak
1891 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1892 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1893 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1894 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1895
1896 echo "PREFIX=$PREFIX" >> config.mak
1897 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1898 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1899 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1900 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1901 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1902 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1903 echo "MAKE=$make" >> config.mak
1904 echo "CC=$cc" >> config.mak
1905 echo "AR=$ar" >> config.mak
1906 echo "RANLIB=$ranlib" >> config.mak
1907 echo "LDCONFIG=$LDCONFIG" >> config.mak
1908 echo "LN_S=$ln_s" >> config.mak
1909 enabled dostrip &&
1910     echo "STRIP=$strip" >> config.mak ||
1911     echo "STRIP=echo ignoring strip" >> config.mak
1912
1913 echo "OPTFLAGS=$CFLAGS" >> config.mak
1914 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1915 echo "LDFLAGS=$LDFLAGS" >> config.mak
1916 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1917 echo "SHFLAGS=$SHFLAGS" >> config.mak
1918 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1919 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1920 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1921 echo "BUILD_STATIC=$static" >> config.mak
1922 echo "BUILDSUF=$BUILDSUF" >> config.mak
1923 echo "FULLNAME=$FULLNAME" >> config.mak
1924 echo "LIBPREF=$LIBPREF" >> config.mak
1925 echo "LIBSUF=$LIBSUF" >> config.mak
1926 echo "LIBNAME=$LIBNAME" >> config.mak
1927 echo "SLIBPREF=$SLIBPREF" >> config.mak
1928 echo "SLIBSUF=$SLIBSUF" >> config.mak
1929 echo "EXESUF=$EXESUF" >> config.mak
1930
1931 if enabled bigendian; then
1932     echo "WORDS_BIGENDIAN=yes" >> config.mak
1933     echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1934 fi
1935 if enabled mmx; then
1936     echo "#define __CPU__ 586" >> $TMPH
1937 fi
1938
1939 if enabled sdl; then
1940     echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1941     echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1942 fi
1943 if enabled texi2html; then
1944     echo "BUILD_DOC=yes" >> config.mak
1945 fi
1946
1947 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1948 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1949 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1950 lavd_version=`grep '#define LIBAVDEVICE_VERSION ' "$source_path/libavdevice/avdevice.h" | sed 's/[^0-9\.]//g'`
1951 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1952 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1953
1954
1955
1956 if enabled shared; then
1957     echo "BUILD_SHARED=yes" >> config.mak
1958     echo "PIC=-fPIC -DPIC" >> config.mak
1959     echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1960     echo "SPPVERSION=$pp_version" >> config.mak
1961     echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1962     echo "LAVCVERSION=$lavc_version" >> config.mak
1963     echo "LAVDMAJOR=${lavd_version%%.*}" >> config.mak
1964     echo "LAVDVERSION=$lavd_version" >> config.mak
1965     echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1966     echo "LAVFVERSION=$lavf_version" >> config.mak
1967     echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1968     echo "LAVUVERSION=$lavu_version" >> config.mak
1969     echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1970     echo "SWSVERSION=$sws_version" >> config.mak
1971     echo "SLIBNAME=${SLIBNAME}" >> config.mak
1972     echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1973     echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1974     echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
1975     echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1976     echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1977     echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
1978 fi
1979 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1980 echo "EXTRALIBS=$extralibs" >> config.mak
1981
1982 print_config ARCH_   $TMPH config.mak $ARCH_LIST
1983 print_config HAVE_   $TMPH config.mak $HAVE_LIST
1984 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST       \
1985                                       $DECODER_LIST      \
1986                                       $ENCODER_LIST      \
1987                                       $PARSER_LIST       \
1988                                       $BSF_LIST          \
1989                                       $DEMUXER_LIST      \
1990                                       $MUXER_LIST        \
1991                                       $PROTOCOL_LIST     \
1992                                       $INDEV_LIST        \
1993                                       $OUTDEV_LIST       \
1994
1995 echo "#define restrict $_restrict" >> $TMPH
1996
1997 if enabled small; then
1998     echo "#define av_always_inline"  >> $TMPH
1999 fi
2000
2001 echo "SRC_PATH=\"$source_path\"" >> config.mak
2002 echo "SRC_PATH_BARE=$source_path" >> config.mak
2003 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2004
2005 # Apparently it's not possible to portably echo a backslash.
2006 enabled asmalign_pot &&
2007     printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2008     printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2009
2010
2011 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2012
2013 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2014 cmp -s $TMPH config.h &&
2015     echo "config.h is unchanged" ||
2016     mv -f $TMPH config.h
2017
2018 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2019
2020 # build tree in object directory if source path is different from current one
2021 if enabled source_path_used; then
2022     DIRS="\
2023         doc               \
2024         libavcodec        \
2025         libavcodec/alpha  \
2026         libavcodec/armv4l \
2027         libavcodec/bfin   \
2028         libavcodec/i386   \
2029         libavcodec/mlib   \
2030         libavcodec/ppc    \
2031         libavcodec/sh4    \
2032         libavcodec/sparc  \
2033         libavdevice       \
2034         libavformat       \
2035         libavutil         \
2036         libpostproc       \
2037         libswscale        \
2038         tests             \
2039         tools             \
2040         vhook             \
2041         "
2042     FILES="\
2043         Makefile             \
2044         common.mak           \
2045         doc/texi2pod.pl      \
2046         libavcodec/Makefile  \
2047         libavdevice/Makefile \
2048         libavformat/Makefile \
2049         libavutil/Makefile   \
2050         libpostproc/Makefile \
2051         libswscale/Makefile  \
2052         "
2053     for dir in $DIRS ; do
2054         mkdir -p $dir
2055     done
2056     for f in $FILES ; do
2057         $ln_s "$source_path/$f" $f
2058     done
2059 fi
2060
2061
2062 # build pkg-config files
2063 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2064
2065 pkgconfig_generate(){
2066 name=$1
2067 comment=$2
2068 version=$3
2069 libs=$4
2070 requires=$5
2071 include=$6
2072 cat <<EOF >$name.pc
2073 prefix=$PREFIX
2074 exec_prefix=\${prefix}
2075 libdir=\${exec_prefix}/lib
2076 includedir=\${prefix}/include
2077
2078 Name: $name
2079 Description: $comment
2080 Version: $version
2081 Requires: $requires
2082 Conflicts:
2083 Libs: -L\${libdir} $libs
2084 Cflags: -I\${includedir}/$include
2085 EOF
2086 }
2087
2088 pkgconfig_generate_uninstalled(){
2089 name=$1
2090 shortname=${name#lib}
2091 comment=$2
2092 version=$3
2093 libs=$4
2094 requires=$5
2095 cat <<EOF >$name-uninstalled.pc
2096 prefix=
2097 exec_prefix=
2098 libdir=\${pcfiledir}/$name
2099 includedir=\${pcfiledir}/$name
2100
2101 Name: $name
2102 Description: $comment
2103 Version: $version
2104 Requires: $requires
2105 Conflicts:
2106 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2107 Cflags: -I\${includedir}
2108 EOF
2109 }
2110
2111 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2112 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2113
2114 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2115 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2116
2117 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2118 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2119
2120 pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version" ffmpeg
2121 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
2122 if enabled pp; then
2123     pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2124     pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2125 fi
2126
2127 if enabled swscaler; then
2128     pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2129     pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2130 else
2131     pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2132     pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2133     apply libswscale.pc sed s/^Libs:.*$/Libs:/
2134     apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2135 fi