git.sesse.net Git - x264/blob - configure

   1 #!/bin/bash
   2
   3 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
   4
   5 echo "Usage: ./configure [options]"
   6 echo ""
   7 echo "available options:"
   8 echo ""
   9 echo "  --help                   print this message"
  10 echo "  --disable-avs            disables avisynth support (windows only)"
  11 echo "  --disable-lavf           disables libavformat support"
  12 echo "  --disable-ffms           disables ffmpegsource support"
  13 echo "  --disable-gpac           disables gpac support"
  14 echo "  --disable-gpl            disables GPL-only features"
  15 echo "  --disable-pthread        disables multithreaded encoding"
  16 echo "  --disable-swscale        disables swscale support"
  17 echo "  --disable-asm            disables platform-specific assembly optimizations"
  18 echo "  --enable-debug           adds -g, doesn't strip"
  19 echo "  --enable-gprof           adds -pg, doesn't strip"
  20 echo "  --enable-visualize       enables visualization (X11 only)"
  21 echo "  --enable-pic             build position-independent code"
  22 echo "  --enable-shared          build libx264.so"
  23 echo "  --bit-depth=BIT_DEPTH    sets output bit depth (8-10), default 8"
  24 echo "  --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS"
  25 echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS"
  26 echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS"
  27 echo "  --host=HOST              build programs to run on HOST"
  28 echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools"
  29 echo "  --sysroot=SYSROOT        root of cross-build tree"
  30 echo ""
  31 exit 1
  32 fi
  33
  34 log_check() {
  35     echo -n "checking $1... " >> config.log
  36 }
  37
  38 log_ok() {
  39     echo "yes" >> config.log
  40 }
  41
  42 log_fail() {
  43     echo "no" >> config.log
  44 }
  45
  46 log_msg() {
  47     echo "$1" >> config.log
  48 }
  49
  50 cc_check() {
  51     if [ -z "$3" ]; then
  52         if [ -z "$1$2" ]; then
  53             log_check "whether $CC works"
  54         elif [ -z "$1" ]; then
  55             log_check "for $2"
  56         else
  57             log_check "for $1"
  58         fi
  59     elif [ -z "$1" ]; then
  60         log_check "whether $CC supports $3"
  61     else
  62         log_check "for $3 in $1";
  63     fi
  64     rm -f conftest.c
  65     [ -n "$1" ] && echo "#include <$1>" > conftest.c
  66     echo "int main () { $3 return 0; }" >> conftest.c
  67     if $CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest >conftest.log 2>&1; then
  68         res=$?
  69         log_ok
  70     else
  71         res=$?
  72         log_fail
  73         log_msg "Failed commandline was:"
  74         log_msg "--------------------------------------------------"
  75         log_msg "$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS"
  76         cat conftest.log >> config.log
  77         log_msg "--------------------------------------------------"
  78     fi
  79     return $res
  80 }
  81
  82 cpp_check() {
  83     log_check "whether $3 is true"
  84     rm -f conftest.c
  85     [ -n "$1" ] && echo "#include <$1>" > conftest.c
  86     echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
  87
  88     if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
  89         res=$?
  90         log_ok
  91     else
  92         res=$?
  93         log_fail
  94         log_msg "--------------------------------------------------"
  95         cat conftest.log >> config.log
  96         log_msg "--------------------------------------------------"
  97     fi
  98     return $res
  99 }
 100
 101 as_check() {
 102     log_check "whether $AS supports $1"
 103     echo "$1" > conftest.asm
 104     if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
 105         res=$?
 106         log_ok
 107     else
 108         res=$?
 109         log_fail
 110         log_msg "Failed commandline was:"
 111         log_msg "--------------------------------------------------"
 112         log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
 113         cat conftest.log >> config.log
 114         log_msg "--------------------------------------------------"
 115     fi
 116     return $res
 117 }
 118
 119 define() {
 120     echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
 121 }
 122
 123 die() {
 124     log_msg "DIED: $@"
 125     echo "$@"
 126     exit 1
 127 }
 128
 129 rm -f config.h config.mak config.log x264.pc conftest*
 130
 131 prefix='/usr/local'
 132 exec_prefix='${prefix}'
 133 bindir='${exec_prefix}/bin'
 134 libdir='${exec_prefix}/lib'
 135 includedir='${prefix}/include'
 136 DEVNULL='/dev/null'
 137
 138 avs="auto"
 139 lavf="auto"
 140 ffms="auto"
 141 gpac="auto"
 142 gpl="yes"
 143 pthread="auto"
 144 swscale="auto"
 145 asm="auto"
 146 debug="no"
 147 gprof="no"
 148 pic="no"
 149 vis="no"
 150 shared="no"
 151 bit_depth="8"
 152
 153 CFLAGS="$CFLAGS -Wall -I."
 154 LDFLAGS="$LDFLAGS"
 155 LDFLAGSCLI="$LDFLAGSCLI"
 156 ASFLAGS="$ASFLAGS"
 157 HAVE_GETOPT_LONG=1
 158 cross_prefix=""
 159
 160 EXE=""
 161
 162 # parse options
 163
 164 for opt do
 165     optarg="${opt#*=}"
 166     case "$opt" in
 167         --prefix=*)
 168             prefix="$optarg"
 169             ;;
 170         --exec-prefix=*)
 171             exec_prefix="$optarg"
 172             ;;
 173         --bindir=*)
 174             bindir="$optarg"
 175             ;;
 176         --libdir=*)
 177             libdir="$optarg"
 178             ;;
 179         --includedir=*)
 180             includedir="$optarg"
 181             ;;
 182         --disable-asm)
 183             asm="no"
 184             ;;
 185         --disable-avs)
 186             avs="no"
 187             ;;
 188         --disable-lavf)
 189             lavf="no"
 190             ;;
 191         --disable-ffms)
 192             ffms="no"
 193             ;;
 194         --disable-gpac)
 195             gpac="no"
 196             ;;
 197         --disable-gpl)
 198             gpl="no"
 199             ;;
 200         --extra-asflags=*)
 201             ASFLAGS="$ASFLAGS ${opt#--extra-asflags=}"
 202             ;;
 203         --extra-cflags=*)
 204             CFLAGS="$CFLAGS ${opt#--extra-cflags=}"
 205             ;;
 206         --extra-ldflags=*)
 207             LDFLAGS="$LDFLAGS ${opt#--extra-ldflags=}"
 208             ;;
 209         --disable-pthread)
 210             pthread="no"
 211             ;;
 212         --disable-swscale)
 213             swscale="no"
 214             ;;
 215         --enable-debug)
 216             debug="yes"
 217             ;;
 218         --enable-gprof)
 219             CFLAGS="$CFLAGS -pg"
 220             LDFLAGS="$LDFLAGS -pg"
 221             gprof="yes"
 222             ;;
 223         --enable-pic)
 224             pic="yes"
 225             ;;
 226         --enable-shared)
 227             shared="yes"
 228             ;;
 229         --enable-visualize)
 230             vis="yes"
 231             ;;
 232         --host=*)
 233             host="${opt#--host=}"
 234             ;;
 235         --cross-prefix=*)
 236             cross_prefix="${opt#--cross-prefix=}"
 237             ;;
 238         --sysroot=*)
 239             CFLAGS="$CFLAGS --sysroot=${opt#--sysroot=}"
 240             LDFLAGS="$LDFLAGS --sysroot=${opt#--sysroot=}"
 241             ;;
 242         --bit-depth=*)
 243             bit_depth="${opt#--bit-depth=}"
 244             if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
 245                 echo "Supplied bit depth must be in range [8,10]."
 246                 exit 1
 247             fi
 248             bit_depth=`expr $bit_depth + 0`
 249             ;;
 250         *)
 251             echo "Unknown option $opt, ignored"
 252             ;;
 253     esac
 254 done
 255
 256 CC="${CC-${cross_prefix}gcc}"
 257 AR="${AR-${cross_prefix}ar}"
 258 RANLIB="${RANLIB-${cross_prefix}ranlib}"
 259 STRIP="${STRIP-${cross_prefix}strip}"
 260
 261 if [ "x$host" = x ]; then
 262     host=`./config.guess`
 263 fi
 264 # normalize a triplet into a quadruplet
 265 host=`./config.sub $host`
 266
 267 # split $host
 268 host_cpu="${host%%-*}"
 269 host="${host#*-}"
 270 host_vendor="${host%%-*}"
 271 host_os="${host#*-}"
 272
 273 case $host_os in
 274   beos*)
 275     SYS="BEOS"
 276     define HAVE_MALLOC_H
 277     ;;
 278   darwin*)
 279     SYS="MACOSX"
 280     CFLAGS="$CFLAGS -falign-loops=16"
 281     LDFLAGS="$LDFLAGS -lm"
 282     if [ "$pic" = "no" ]; then
 283         cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
 284     fi
 285     ;;
 286   freebsd*)
 287     SYS="FREEBSD"
 288     LDFLAGS="$LDFLAGS -lm"
 289     ;;
 290   kfreebsd*-gnu)
 291     SYS="FREEBSD"
 292     define HAVE_MALLOC_H
 293     LDFLAGS="$LDFLAGS -lm"
 294     ;;
 295   netbsd*)
 296     SYS="NETBSD"
 297     LDFLAGS="$LDFLAGS -lm"
 298     ;;
 299   openbsd*)
 300     SYS="OPENBSD"
 301     LDFLAGS="$LDFLAGS -lm"
 302     ;;
 303   *linux*)
 304     SYS="LINUX"
 305     define HAVE_MALLOC_H
 306     LDFLAGS="$LDFLAGS -lm"
 307     ;;
 308   cygwin*)
 309     SYS="MINGW"
 310     EXE=".exe"
 311     DEVNULL="NUL"
 312     if cc_check "" -mno-cygwin; then
 313         CFLAGS="$CFLAGS -mno-cygwin"
 314         LDFLAGS="$LDFLAGS -mno-cygwin"
 315     fi
 316     ;;
 317   mingw*)
 318     SYS="MINGW"
 319     EXE=".exe"
 320     DEVNULL="NUL"
 321     ;;
 322   sunos*|solaris*)
 323     SYS="SunOS"
 324     define HAVE_MALLOC_H
 325     LDFLAGS="$LDFLAGS -lm"
 326     HAVE_GETOPT_LONG=0
 327     ;;
 328   *)
 329     die "Unknown system $host, edit the configure"
 330     ;;
 331 esac
 332
 333 case $host_cpu in
 334   i*86)
 335     ARCH="X86"
 336     AS="yasm"
 337     ASFLAGS="$ASFLAGS -O2"
 338     if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
 339       CFLAGS="$CFLAGS -march=i686"
 340     fi
 341     if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
 342       CFLAGS="$CFLAGS -mfpmath=sse -msse"
 343     fi
 344     if [ "$SYS" = MACOSX ]; then
 345       ASFLAGS="$ASFLAGS -f macho -DPREFIX"
 346     elif [ "$SYS" = MINGW ]; then
 347       ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
 348       LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
 349     else
 350       ASFLAGS="$ASFLAGS -f elf"
 351     fi
 352     ;;
 353   x86_64)
 354     ARCH="X86_64"
 355     AS="yasm"
 356     if [ "$SYS" = MACOSX ];then
 357       ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
 358       if cc_check '' "-arch x86_64"; then
 359         CFLAGS="$CFLAGS -arch x86_64"
 360         LDFLAGS="$LDFLAGS -arch x86_64"
 361       fi
 362     elif [ "$SYS" = MINGW ]; then
 363       ASFLAGS="$ASFLAGS -f win32 -m amd64"
 364       cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
 365     else
 366       ASFLAGS="$ASFLAGS -f elf -m amd64"
 367     fi
 368     ;;
 369   powerpc|powerpc64)
 370     ARCH="PPC"
 371     if [ $asm = auto ] ; then
 372       define HAVE_ALTIVEC
 373       AS="${AS-${cross_prefix}gcc}"
 374       if [ $SYS = MACOSX ] ; then
 375         CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
 376       else
 377         CFLAGS="$CFLAGS -maltivec -mabi=altivec"
 378         define HAVE_ALTIVEC_H
 379       fi
 380     fi
 381     ;;
 382   sparc)
 383     if [ $asm = auto ] && test "$(uname -m)" = "sun4u"; then
 384       ARCH="UltraSparc"
 385       CFLAGS="$CFLAGS -mcpu=ultrasparc"
 386       LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
 387       AS="${AS-${cross_prefix}as}"
 388       ASFLAGS="$ASFLAGS -xarch=v8plusa"
 389     else
 390       ARCH="Sparc"
 391     fi
 392     ;;
 393   mips|mipsel|mips64|mips64el)
 394     ARCH="MIPS"
 395     ;;
 396   arm*)
 397     ARCH="ARM"
 398     if [ "$SYS" = MACOSX ] ; then
 399       AS="${AS-extras/gas-preprocessor.pl $CC}"
 400       ASFLAGS="$ASFLAGS -DPREFIX -DPIC"  # apple's ld doesn't support movw/movt relocations at all
 401       # build for armv7 by default
 402       if ! echo $CFLAGS | grep -Eq '\-arch' ; then
 403         CFLAGS="$CFLAGS -arch armv7"
 404         LDFLAGS="$LDFLAGS -arch armv7"
 405       fi
 406     else
 407       AS="${AS-${cross_prefix}gcc}"
 408     fi
 409     ;;
 410   s390|s390x)
 411     ARCH="S390"
 412     ;;
 413   parisc|parisc64)
 414     ARCH="PARISC"
 415     ;;
 416   ia64)
 417     ARCH="IA64"
 418     ;;
 419   *)
 420     ARCH="$(echo $host_cpu | tr a-z A-Z)"
 421     ;;
 422 esac
 423
 424 log_msg "x264 configure script"
 425 if [ -n "$*" ]; then
 426     msg="Command line options:"
 427     for i in $@; do
 428         msg="$msg \"$i\""
 429     done
 430     log_msg "$msg"
 431 fi
 432 log_msg ""
 433
 434 # check requirements
 435
 436 cc_check || die "No working C compiler found."
 437
 438 if cc_check '' -std=gnu99 ; then
 439     CFLAGS="$CFLAGS -std=gnu99"
 440 elif cc_check '' -std=c99 ; then
 441     CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
 442 fi
 443
 444 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" \) ] ; then
 445     pic="yes"
 446 fi
 447
 448 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
 449     if ! as_check "lzcnt eax, eax" ; then
 450         VER=`($AS --version || echo no assembler) 2>$DEVNULL | head -n 1`
 451         echo "Found $VER"
 452         echo "Minimum version is yasm-0.6.2"
 453         echo "If you really want to compile without asm, configure with --disable-asm."
 454         exit 1
 455     fi
 456     if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
 457         VER=`(as --version || echo no gnu as) 2>$DEVNULL | head -n 1`
 458         echo "Found $VER"
 459         echo "Minimum version is binutils-2.17"
 460         echo "Your compiler can't handle inline SSSE3 asm."
 461         echo "If you really want to compile without asm, configure with --disable-asm."
 462         exit 1
 463     fi
 464     define HAVE_MMX
 465 fi
 466
 467 if [ $asm = auto -a $ARCH = ARM ] ; then
 468     # set flags so neon is built by default
 469     echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu|-mfloat-abi)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon -mfloat-abi=softfp"
 470
 471     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
 472         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
 473         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
 474         ASFLAGS="$ASFLAGS $CFLAGS -c"
 475     else
 476         echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
 477         echo "If you really want to run on such a CPU, configure with --disable-asm."
 478         exit 1
 479     fi
 480 fi
 481
 482 [ $asm = no ] && AS=""
 483 [ "x$AS" = x ] && asm="no" || asm="yes"
 484
 485 define ARCH_$ARCH
 486 define SYS_$SYS
 487
 488 echo "int i = 0x42494745; double f = 0x1.0656e6469616ep+102;" > conftest.c
 489 $CC $CFLAGS conftest.c -c -o conftest.o 2>$DEVNULL || die "endian test failed"
 490 if grep -q BIGE conftest.o && grep -q FPendian conftest.o ; then
 491     define WORDS_BIGENDIAN
 492 elif !(grep -q EGIB conftest.o && grep -q naidnePF conftest.o) ; then
 493     die "endian test failed"
 494 fi
 495
 496 # autodetect options that weren't forced nor disabled
 497
 498 libpthread=""
 499 if test "$pthread" = "auto" ; then
 500     pthread="no"
 501     case $SYS in
 502         BEOS)
 503             pthread="yes"
 504             ;;
 505         MINGW)
 506             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 507                 pthread="yes"
 508                 libpthread="-lpthread"
 509             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
 510                 pthread="yes"
 511                 libpthread="-lpthreadGC2"
 512             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 513                 pthread="yes"
 514                 libpthread="-lpthreadGC2 -lwsock32"
 515                 define PTW32_STATIC_LIB
 516             elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 517                 pthread="yes"
 518                 libpthread="-lpthreadGC2 -lws2_32"
 519                 define PTW32_STATIC_LIB
 520             fi
 521             ;;
 522         OPENBSD)
 523             cc_check pthread.h -pthread && pthread="yes" && libpthread="-pthread"
 524             ;;
 525         *)
 526             cc_check pthread.h -lpthread && pthread="yes" && libpthread="-lpthread"
 527             ;;
 528     esac
 529 fi
 530 if test "$pthread" = "yes" ; then
 531     define HAVE_PTHREAD
 532     LDFLAGS="$LDFLAGS $libpthread"
 533 fi
 534
 535 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
 536     define HAVE_LOG2F
 537 fi
 538
 539 if [ "$vis" = "yes" ] ; then
 540     save_CFLAGS="$CFLAGS"
 541     CFLAGS="$CFLAGS -I/usr/X11R6/include"
 542     if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
 543         LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
 544         define HAVE_VISUALIZE
 545     else
 546         vis="no"
 547         CFLAGS="$save_CFLAGS"
 548    fi
 549 fi
 550
 551 if [ "$swscale" = "auto" ] ; then
 552     swscale="no"
 553     if ${cross_prefix}pkg-config --exists libswscale 2>$DEVNULL; then
 554         SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale)"
 555         SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale)"
 556     fi
 557     [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
 558
 559     error="swscale must be at least version 0.9.0"
 560     if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_getContext(0,0,0,0,0,0,0,0,0,0);" ; then
 561         if cpp_check "libswscale/swscale.h" "$SWSCALE_CFLAGS" "LIBSWSCALE_VERSION_INT >= AV_VERSION_INT(0,9,0)" "$error"; then
 562             # we use colorspaces that were defined in libavutil r19775
 563             if cc_check "libavutil/pixfmt.h" "$SWSCALE_CFLAGS" "enum PixelFormat pixfmt = PIX_FMT_YUV422P16LE;" ; then
 564                 define HAVE_SWSCALE
 565                 swscale="yes"
 566             else
 567                 echo "Warning: libavutil is too old, update to ffmpeg r19775+"
 568             fi
 569         else
 570             echo "Warning: ${error}"
 571         fi
 572     fi
 573 fi
 574
 575 if [ "$lavf" = "auto" ] ; then
 576     lavf="no"
 577     if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>$DEVNULL; then
 578         LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
 579         LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
 580     fi
 581     if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
 582         LAVF_LIBS="-lavformat"
 583         for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32; do
 584             cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
 585         done
 586     fi
 587     LAVF_LIBS="-L. $LAVF_LIBS"
 588     if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avcodec_decode_video2(0,0,0,0);" ; then
 589         # libvautil/pixdesc.h included the private header intreadwrite.h until r21854
 590         if cc_check libavutil/pixdesc.h "$LAVF_CFLAGS $LAVF_LIBS" ; then
 591             if [ "$swscale" = "yes" ]; then
 592                 lavf="yes"
 593                 define HAVE_LAVF
 594             else
 595                 echo "Warning: libavformat is not supported without swscale support"
 596             fi
 597         else
 598             echo "Warning: libavutil is too old, update to ffmpeg r21854+"
 599         fi
 600     fi
 601 fi
 602
 603 if [ "$ffms" = "auto" ] ; then
 604     ffms_major="2"; ffms_minor="13"; ffms_micro="1"; ffms_bump="0"
 605     ffms="no"
 606
 607     if ${cross_prefix}pkg-config --exists ffms2 2>$DEVNULL; then
 608         FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
 609         FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
 610     fi
 611     [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
 612
 613     if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 614         ffms="yes"
 615     elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 616         ffms="yes"
 617         FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
 618     fi
 619
 620     error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
 621     if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
 622        ffms="no"
 623        echo "Warning: $error"
 624     fi
 625     if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
 626         echo "Warning: ffms is not supported without swscale support"
 627         ffms="no"
 628     fi
 629 fi
 630
 631 if [ "$ffms" = "yes" ]; then
 632     LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
 633     CFLAGS="$CFLAGS $FFMS2_CFLAGS"
 634     define HAVE_FFMS
 635 elif [ "$lavf" = "yes" ]; then
 636     LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
 637     CFLAGS="$CFLAGS $LAVF_CFLAGS"
 638 elif [ "$swscale" = "yes" ]; then
 639     LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
 640     CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
 641 fi
 642
 643 GPAC_LIBS="-lgpac_static"
 644 if [ $SYS = MINGW ]; then
 645     GPAC_LIBS="$GPAC_LIBS -lwinmm"
 646 fi
 647 if [ "$gpac" = "auto" ] ; then
 648     gpac="no"
 649     if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
 650         if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
 651             gpac="yes"
 652         else
 653             echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
 654         fi
 655     fi
 656 fi
 657 if [ "$gpac" = "yes" ] ; then
 658     define HAVE_GPAC
 659     if cc_check gpac/isomedia.h "-Werror $GPAC_LIBS" "gf_malloc(1); gf_free(NULL);" ; then
 660         define HAVE_GF_MALLOC
 661     fi
 662     LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
 663 fi
 664
 665 if [ "$avs" = "auto" ] ; then
 666     avs="no"
 667     if [ $SYS = MINGW ] && cc_check extras/avisynth_c.h ; then
 668         avs="yes"
 669         define HAVE_AVS
 670     fi
 671 fi
 672
 673 if [ "$pic" = "yes" ] ; then
 674     CFLAGS="$CFLAGS -fPIC"
 675     ASFLAGS="$ASFLAGS -DPIC"
 676     # resolve textrels in the x86 asm
 677     cc_check stdio.h -Wl,-Bsymbolic && LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 678 fi
 679
 680 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
 681     CFLAGS="$CFLAGS -s -fomit-frame-pointer"
 682     LDFLAGS="$LDFLAGS -s"
 683 fi
 684
 685 if [ "$debug" = "yes" ]; then
 686     CFLAGS="-O1 -g $CFLAGS"
 687 elif [ $ARCH = ARM ]; then
 688     # arm-gcc-4.2 produces incorrect output with -ffast-math
 689     # and it doesn't save any speed anyway on 4.4, so disable it
 690     CFLAGS="-O3 -fno-fast-math $CFLAGS"
 691 else
 692     CFLAGS="-O3 -ffast-math $CFLAGS"
 693 fi
 694
 695 if cc_check '' -fno-tree-vectorize ; then
 696     CFLAGS="$CFLAGS -fno-tree-vectorize"
 697 fi
 698
 699 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
 700     define fseek fseeko
 701     define ftell ftello
 702 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
 703     define fseek fseeko64
 704     define ftell ftello64
 705 fi
 706
 707 if cc_check '' -Wshadow ; then
 708     CFLAGS="-Wshadow $CFLAGS"
 709 fi
 710
 711 if [ "$bit_depth" -gt "8" ]; then
 712     define X264_HIGH_BIT_DEPTH
 713 fi
 714
 715 define BIT_DEPTH $bit_depth
 716
 717 if [ $gpl = yes ]; then
 718     define HAVE_GPL 1
 719 else
 720     define HAVE_GPL 0
 721 fi
 722
 723 rm -f conftest*
 724
 725 # generate config files
 726
 727 cat > config.mak << EOF
 728 prefix=$prefix
 729 exec_prefix=$exec_prefix
 730 bindir=$bindir
 731 libdir=$libdir
 732 includedir=$includedir
 733 ARCH=$ARCH
 734 SYS=$SYS
 735 CC=$CC
 736 CFLAGS=$CFLAGS
 737 LDFLAGS=$LDFLAGS
 738 LDFLAGSCLI=$LDFLAGSCLI
 739 AR=$AR
 740 RANLIB=$RANLIB
 741 STRIP=$STRIP
 742 AS=$AS
 743 ASFLAGS=$ASFLAGS
 744 EXE=$EXE
 745 VIS=$vis
 746 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
 747 DEVNULL=$DEVNULL
 748 GPL=$gpl
 749 EOF
 750
 751 if [ "$shared" = "yes" ]; then
 752     API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
 753     if [ "$SYS" = "MINGW" ]; then
 754         echo "SONAME=libx264-$API.dll" >> config.mak
 755         echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
 756         echo 'SOFLAGS=-Wl,--out-implib,$(IMPLIBNAME) -Wl,--enable-auto-image-base' >> config.mak
 757     elif [ "$SYS" = "MACOSX" ]; then
 758         echo "SOSUFFIX=dylib" >> config.mak
 759         echo "SONAME=libx264.$API.dylib" >> config.mak
 760         echo 'SOFLAGS=-dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name $(DESTDIR)$(libdir)/$(SONAME)' >> config.mak
 761     elif [ "$SYS" = "SunOS" ]; then
 762         echo "SOSUFFIX=so" >> config.mak
 763         echo "SONAME=libx264.so.$API" >> config.mak
 764         echo 'SOFLAGS=-Wl,-h,$(SONAME)' >> config.mak
 765     else
 766         echo "SOSUFFIX=so" >> config.mak
 767         echo "SONAME=libx264.so.$API" >> config.mak
 768         echo 'SOFLAGS=-Wl,-soname,$(SONAME)' >> config.mak
 769     fi
 770     echo 'default: $(SONAME)' >> config.mak
 771 fi
 772
 773 ./version.sh >> config.h
 774
 775 pclibs="-L$libdir -lx264 $libpthread"
 776
 777 cat > x264.pc << EOF
 778 prefix=$prefix
 779 exec_prefix=$exec_prefix
 780 libdir=$libdir
 781 includedir=$includedir
 782
 783 Name: x264
 784 Description: H.264 (MPEG4 AVC) encoder library
 785 Version: $(grep POINTVER < config.h | sed -e 's/.* "//; s/".*//')
 786 Libs: $pclibs
 787 Cflags: -I$includedir
 788 EOF
 789
 790 filters="crop select_every"
 791 gpl_filters=""
 792 [ $swscale = yes ] && filters="resize $filters"
 793 [ $gpl = yes ] && filters="$filters $gpl_filters"
 794
 795 cat > conftest.log <<EOF
 796 Platform:   $ARCH
 797 System:     $SYS
 798 asm:        $asm
 799 avs:        $avs
 800 lavf:       $lavf
 801 ffms:       $ffms
 802 gpac:       $gpac
 803 gpl:        $gpl
 804 pthread:    $pthread
 805 filters:    $filters
 806 debug:      $debug
 807 gprof:      $gprof
 808 PIC:        $pic
 809 shared:     $shared
 810 visualize:  $vis
 811 bit depth:  $bit_depth
 812 EOF
 813
 814 echo >> config.log
 815 cat conftest.log >> config.log
 816 cat conftest.log
 817 rm conftest.log
 818
 819 echo
 820 echo "You can run 'make' or 'make fprofiled' now."
 821