3 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
5 Usage: ./configure [options]
8 -h, --help print this message
11 --prefix=PREFIX install architecture-independent files in PREFIX
13 --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
15 --bindir=DIR install binaries in DIR [EPREFIX/bin]
16 --libdir=DIR install libs in DIR [EPREFIX/lib]
17 --includedir=DIR install includes in DIR [PREFIX/include]
18 --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS
19 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS
20 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS
22 Configuration options:
23 --disable-cli disable cli
24 --system-libx264 use system libx264 instead of internal
25 --enable-shared build shared library
26 --enable-static build static library
27 --disable-gpl disable GPL-only features
28 --disable-thread disable multithreaded encoding
29 --enable-win32thread use win32threads (windows only)
30 --disable-interlaced disable interlaced encoding support
31 --enable-visualize enable visualization (X11 only)
32 --bit-depth=BIT_DEPTH set output bit depth (8-10) [8]
35 --disable-asm disable platform-specific assembly optimizations
37 --enable-gprof add -pg
39 --enable-pic build position-independent code
42 --host=HOST build programs to run on HOST
43 --cross-prefix=PREFIX use PREFIX for compilation tools
44 --sysroot=SYSROOT root of cross-build tree
46 External library support:
47 --disable-avs disable avisynth support (windows only)
48 --disable-swscale disable swscale support
49 --disable-lavf disable libavformat support
50 --disable-ffms disable ffmpegsource support
51 --disable-gpac disable gpac support
58 echo -n "checking $1... " >> config.log
62 echo "yes" >> config.log
66 echo "no" >> config.log
70 echo "$1" >> config.log
74 # Intel Compiler issues an incredibly large number of warnings on any warning level,
75 # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
77 [ $arg = -ffast-math ] && arg=
78 [[ "$arg" = -falign-loops* ]] && arg=
79 [ "$arg" = -fno-tree-vectorize ] && arg=
80 [ "$arg" = -Wshadow ] && arg=
81 if [ $compiler = ICL ]; then
82 [ "$arg" = -Wall ] && arg=-W0
83 [ "$arg" = -g ] && arg=-Z7
84 [ "$arg" = -fomit-frame-pointer ] && arg=
85 [ "$arg" = -s ] && arg=
86 [ "$arg" = -fPIC ] && arg=
88 [ "$arg" = -Wall ] && arg=-w0
91 [ -n "$arg" ] && echo -n "$arg "
97 arg=${arg/LIBPATH/libpath}
98 [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
99 [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
100 [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
101 [ $arg = -s ] && arg=
102 [ "$arg" = -Wl,-Bsymbolic ] && arg=
104 arg=${arg/pthreadGC/pthreadVC}
105 [ "$arg" = avifil32.lib ] && arg=vfw32.lib
106 [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
108 [ -n "$arg" ] && echo -n "$arg "
114 if [ -z "$1$2" ]; then
115 log_check "whether $CC works"
116 elif [ -z "$1" ]; then
121 elif [ -z "$1" ]; then
123 log_check "whether $CC supports $3"
125 log_check "whether $CC supports $3 with $2"
128 log_check "for $3 in $1";
131 [ -n "$1" ] && echo "#include <$1>" > conftest.c
132 echo "int main () { $3 return 0; }" >> conftest.c
133 if [ $compiler = ICL ]; then
134 cc_cmd="$CC conftest.c $CFLAGS $2 -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
136 cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
138 if $cc_cmd >conftest.log 2>&1; then
144 log_msg "Failed commandline was:"
145 log_msg "--------------------------------------------------"
147 cat conftest.log >> config.log
148 log_msg "--------------------------------------------------"
149 log_msg "Failed program was:"
150 log_msg "--------------------------------------------------"
151 cat conftest.c >> config.log
152 log_msg "--------------------------------------------------"
158 log_check "whether $3 is true"
160 [ -n "$1" ] && echo "#include <$1>" > conftest.c
161 echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
163 if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
169 log_msg "--------------------------------------------------"
170 cat conftest.log >> config.log
171 log_msg "--------------------------------------------------"
172 log_msg "Failed program was:"
173 log_msg "--------------------------------------------------"
174 cat conftest.c >> config.log
175 log_msg "--------------------------------------------------"
181 log_check "whether $AS supports $1"
182 echo "$1" > conftest.asm
183 if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
189 log_msg "Failed commandline was:"
190 log_msg "--------------------------------------------------"
191 log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
192 cat conftest.log >> config.log
193 log_msg "--------------------------------------------------"
194 log_msg "Failed program was:"
195 log_msg "--------------------------------------------------"
196 cat conftest.asm >> config.log
197 log_msg "--------------------------------------------------"
203 echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
212 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
215 exec_prefix='${prefix}'
216 bindir='${exec_prefix}/bin'
217 libdir='${exec_prefix}/lib'
218 includedir='${prefix}/include'
222 cli_libx264="internal"
242 CFLAGS="$CFLAGS -Wall -I."
244 LDFLAGSCLI="$LDFLAGSCLI"
251 # list of all preprocessor HAVE values we can define
252 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F VISUALIZE SWSCALE LAVF FFMS GPAC GF_MALLOC AVS GPL VECTOREXT INTERLACED"
263 exec_prefix="$optarg"
289 --disable-interlaced)
308 ASFLAGS="$ASFLAGS $optarg"
311 CFLAGS="$CFLAGS $optarg"
314 LDFLAGS="$LDFLAGS $optarg"
319 --enable-win32thread)
330 LDFLAGS="$LDFLAGS -pg"
346 cross_prefix="$optarg"
349 CFLAGS="$CFLAGS --sysroot=$optarg"
350 LDFLAGS="$LDFLAGS --sysroot=$optarg"
354 if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
355 echo "Supplied bit depth must be in range [8,10]."
358 bit_depth=`expr $bit_depth + 0`
361 echo "Unknown option $opt, ignored"
366 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
368 CC="${CC-${cross_prefix}gcc}"
369 AR="${AR-${cross_prefix}ar}"
370 RANLIB="${RANLIB-${cross_prefix}ranlib}"
371 STRIP="${STRIP-${cross_prefix}strip}"
373 if [ "x$host" = x ]; then
374 host=`./config.guess`
376 # normalize a triplet into a quadruplet
377 host=`./config.sub $host`
380 host_cpu="${host%%-*}"
382 host_vendor="${host%%-*}"
385 # test for use of Intel Compiler
386 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
387 if [[ `basename "$CC"` = icl* ]]; then
388 # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
389 [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
391 CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -Iextras"
393 `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
394 `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
395 cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
398 if [[ `basename "$CC"` = icc* ]]; then
412 CFLAGS="$CFLAGS -falign-loops=16"
413 LDFLAGS="$LDFLAGS -lm"
414 if [ "$pic" = "no" ]; then
415 cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
420 LDFLAGS="$LDFLAGS -lm"
425 LDFLAGS="$LDFLAGS -lm"
429 LDFLAGS="$LDFLAGS -lm"
433 LDFLAGS="$LDFLAGS -lm"
438 LDFLAGS="$LDFLAGS -lm"
442 if cc_check "" -mno-cygwin; then
443 CFLAGS="$CFLAGS -mno-cygwin"
444 LDFLAGS="$LDFLAGS -mno-cygwin"
446 if cpp_check "" "" "defined(__CYGWIN32__)" ; then
462 LDFLAGS="$LDFLAGS -lm"
466 die "Unknown system $host, edit the configure"
474 ASFLAGS="$ASFLAGS -O2"
475 if [ $compiler = GNU ]; then
476 if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
477 CFLAGS="$CFLAGS -march=i686"
479 if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
480 CFLAGS="$CFLAGS -mfpmath=sse -msse"
483 # icc on linux has various degrees of mod16 stack support
484 if [ $SYS = LINUX ]; then
485 # < 11 is completely incapable of keeping a mod16 stack
486 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
487 define BROKEN_STACK_ALIGNMENT
488 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
489 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
490 CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
492 # >= 12 defaults to a mod16 stack
494 # icl on windows has no mod16 stack support
495 [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT
497 if [ "$SYS" = MACOSX ]; then
498 ASFLAGS="$ASFLAGS -f macho -DPREFIX"
499 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
500 ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
501 LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
503 ASFLAGS="$ASFLAGS -f elf"
509 if [ "$SYS" = MACOSX ]; then
510 ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
511 if cc_check '' "-arch x86_64"; then
512 CFLAGS="$CFLAGS -arch x86_64"
513 LDFLAGS="$LDFLAGS -arch x86_64"
515 elif [ "$SYS" = WINDOWS ]; then
516 ASFLAGS="$ASFLAGS -f win32 -m amd64"
517 # only the GNU toolchain is inconsistent in prefixing function names with _
518 [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
520 ASFLAGS="$ASFLAGS -f elf -m amd64"
525 if [ $asm = auto ] ; then
527 AS="${AS-${cross_prefix}gcc}"
528 if [ $SYS = MACOSX ] ; then
529 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
531 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
532 define HAVE_ALTIVEC_H
540 if [ $asm = auto ]; then
542 if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
543 CFLAGS="$CFLAGS -mcpu=ultrasparc"
544 LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
546 AS="${AS-${cross_prefix}as}"
547 ASFLAGS="$ASFLAGS -xarch=v8plusa"
552 mips|mipsel|mips64|mips64el)
557 if [ "$SYS" = MACOSX ] ; then
558 AS="${AS-extras/gas-preprocessor.pl $CC}"
559 ASFLAGS="$ASFLAGS -DPREFIX -DPIC" # apple's ld doesn't support movw/movt relocations at all
560 # build for armv7 by default
561 if ! echo $CFLAGS | grep -Eq '\-arch' ; then
562 CFLAGS="$CFLAGS -arch armv7"
563 LDFLAGS="$LDFLAGS -arch armv7"
566 AS="${AS-${cross_prefix}gcc}"
579 ARCH="$(echo $host_cpu | tr a-z A-Z)"
583 log_msg "x264 configure script"
585 msg="Command line options:"
595 cc_check || die "No working C compiler found."
597 if [ $compiler != ICL ]; then
598 if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
599 CFLAGS="$CFLAGS -std=gnu99"
600 elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
601 CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
602 elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
603 die "C99 compiler is needed for compilation."
607 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" \) ] ; then
611 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
612 if ! as_check "vpaddw xmm0, xmm0, xmm0" ; then
613 VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
615 echo "Minimum version is yasm-0.7.0"
616 echo "If you really want to compile without asm, configure with --disable-asm."
619 if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
620 VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
622 echo "Minimum version is binutils-2.17"
623 echo "Your compiler can't handle inline SSSE3 asm."
624 echo "If you really want to compile without asm, configure with --disable-asm."
630 if [ $asm = auto -a $ARCH = ARM ] ; then
631 # set flags so neon is built by default
632 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
634 if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
635 cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
636 cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
637 ASFLAGS="$ASFLAGS $CFLAGS -c"
639 echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
640 echo "If you really want to run on such a CPU, configure with --disable-asm."
645 [ $asm = no ] && AS=""
646 [ "x$AS" = x ] && asm="no" || asm="yes"
651 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
652 if [ $compiler = GNU ]; then
653 echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
654 $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
655 if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
656 define WORDS_BIGENDIAN
657 elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
658 die "endian test failed"
662 # autodetect options that weren't forced nor disabled
664 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
665 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
668 if [ "$thread" = "auto" ]; then
673 define HAVE_BEOSTHREAD
676 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
678 libpthread="-lpthread"
679 elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
681 libpthread="-lpthreadGC2"
682 elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
684 libpthread="-lpthreadGC2 -lwsock32"
685 define PTW32_STATIC_LIB
686 elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
688 libpthread="-lpthreadGC2 -lws2_32"
689 define PTW32_STATIC_LIB
691 # default to native threading if pthread-win32 is unavailable
696 cc_check pthread.h -pthread && thread="posix" && libpthread="-pthread"
699 cc_check pthread.h -lpthread && thread="posix" && libpthread="-lpthread"
703 if [ "$thread" = "posix" ]; then
704 LDFLAGS="$LDFLAGS $libpthread"
705 define HAVE_POSIXTHREAD
707 if [ "$thread" = "win32" ]; then
708 # cygwin does not support win32 threads
709 if [ "$SYS" = "WINDOWS" ]; then
710 define HAVE_WIN32THREAD
715 [ "$thread" != "no" ] && define HAVE_THREAD
717 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
721 if [ "$vis" = "yes" ] ; then
722 save_CFLAGS="$CFLAGS"
723 CFLAGS="$CFLAGS -I/usr/X11R6/include"
724 if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
725 LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
726 define HAVE_VISUALIZE
729 CFLAGS="$save_CFLAGS"
733 if [ "$swscale" = "auto" ] ; then
735 if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
736 SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
737 SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
739 [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
741 if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
742 if cc_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "av_get_pix_fmt_name(0);" ; then
745 echo "Warning: av_get_pix_fmt_name is missing from libavutil, update for swscale support"
750 if [ "$lavf" = "auto" ] ; then
752 if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
753 LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
754 LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
756 if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
757 LAVF_LIBS="-lavformat"
758 for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32; do
759 cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
762 LAVF_LIBS="-L. $LAVF_LIBS"
763 if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_open_input(0,0,0,0); avcodec_open2(0,0,0);" ; then
764 if [ "$swscale" = "yes" ]; then
767 echo "Warning: libavformat is not supported without swscale support"
772 if [ "$ffms" = "auto" ] ; then
773 ffms_major="2"; ffms_minor="14"; ffms_micro="0"; ffms_bump="0"
776 if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
777 FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
778 FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
780 [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
782 if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
784 elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
786 FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
789 error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
790 if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
792 echo "Warning: $error"
794 if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
795 echo "Warning: ffms is not supported without swscale support"
800 if [ "$swscale" = "yes" ]; then
801 LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
802 CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
804 if [ "$lavf" = "yes" ]; then
805 LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
806 CFLAGS="$CFLAGS $LAVF_CFLAGS"
809 if [ "$ffms" = "yes" ]; then
810 LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
811 CFLAGS="$CFLAGS $FFMS2_CFLAGS"
816 if [ "$gpac" = "auto" ] ; then
818 cc_check "" -lz && GPAC_LIBS="-lgpac_static -lz" || GPAC_LIBS="-lgpac_static"
819 if [ "$SYS" = "WINDOWS" ] ; then
820 GPAC_LIBS="$GPAC_LIBS -lwinmm"
822 if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
823 if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
826 echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
830 if [ "$gpac" = "yes" ] ; then
832 if cc_check gpac/isomedia.h "-Werror $GPAC_LIBS" "gf_malloc(1); gf_free(NULL);" ; then
833 define HAVE_GF_MALLOC
835 LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
838 if [ "$avs" = "auto" ] ; then
840 # cygwin can use avisynth if it can use LoadLibrary
841 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibrary(0);") ; then
847 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
849 if [ "$pic" = "yes" ] ; then
850 CFLAGS="$CFLAGS -fPIC"
851 ASFLAGS="$ASFLAGS -DPIC"
852 # resolve textrels in the x86 asm
853 cc_check stdio.h -Wl,-Bsymbolic && LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
856 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
857 CFLAGS="$CFLAGS -fomit-frame-pointer"
860 if [ "$strip" = "yes" ]; then
862 LDFLAGS="$LDFLAGS -s"
865 if [ "$debug" = "yes" ]; then
866 CFLAGS="-O1 -g $CFLAGS"
867 elif [ $ARCH = ARM ]; then
868 # arm-gcc-4.2 produces incorrect output with -ffast-math
869 # and it doesn't save any speed anyway on 4.4, so disable it
870 CFLAGS="-O3 -fno-fast-math $CFLAGS"
872 CFLAGS="-O3 -ffast-math $CFLAGS"
875 if cc_check '' -fno-tree-vectorize ; then
876 CFLAGS="$CFLAGS -fno-tree-vectorize"
879 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
880 # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
881 cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
884 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
887 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
888 define fseek fseeko64
889 define ftell ftello64
890 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
891 define fseek _fseeki64
892 define ftell _ftelli64
895 if cc_check '' -Wshadow ; then
896 CFLAGS="-Wshadow $CFLAGS"
899 if [ "$bit_depth" -gt "8" ]; then
900 define HIGH_BIT_DEPTH
901 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH"
904 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
906 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
908 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
910 #define undefined vars as 0
911 for var in $CONFIG_HAVE; do
912 grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
915 if [ $compiler = ICL ]; then
916 AR="xilib -nologo -out:"
921 LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
922 LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
926 if [ $debug = yes ]; then
927 LDFLAGS="-debug $LDFLAGS"
928 CFLAGS="-D_DEBUG $CFLAGS"
930 CFLAGS="-DNDEBUG $CFLAGS"
939 if [ $compiler = GNU ]; then
940 PROF_GEN_CC="-fprofile-generate"
941 PROF_GEN_LD="-fprofile-generate"
942 PROF_USE_CC="-fprofile-use"
943 PROF_USE_LD="-fprofile-use"
945 CFLAGS="$(intel_cflags $CFLAGS)"
946 # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
947 [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
948 PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
950 PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
956 # generate exported config file
958 cat > x264_config.h << EOF
959 #define X264_BIT_DEPTH $bit_depth
960 #define X264_GPL $x264_gpl
961 #define X264_INTERLACED $x264_interlaced
964 # generate config files
966 cat > config.mak << EOF
968 exec_prefix=$exec_prefix
971 includedir=$includedir
987 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
989 PROF_GEN_CC=$PROF_GEN_CC
990 PROF_GEN_LD=$PROF_GEN_LD
991 PROF_USE_CC=$PROF_USE_CC
992 PROF_USE_LD=$PROF_USE_LD
995 if [ $compiler = ICL ]; then
996 echo '%.o: %.c' >> config.mak
997 echo ' $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1000 if [ "$cli" = "yes" ]; then
1001 echo 'default: cli' >> config.mak
1002 echo 'install: install-cli' >> config.mak
1005 if [ "$shared" = "yes" ]; then
1006 API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
1007 if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1008 echo "SONAME=libx264-$API.dll" >> config.mak
1009 if [ $compiler = ICL ]; then
1010 echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1011 # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1012 # MSVC link does not act similarly, so it is required to make an export definition out of x264.h and use it at link time
1013 echo 'SOFLAGS=-dll -def:x264.def -implib:$(IMPLIBNAME)' >> config.mak
1014 echo "EXPORTS" > x264.def
1015 grep "^\(int\|void\|x264_t\|extern\).*x264.*[\[(;]" x264.h | sed -e "s/.*\(x264.*\)[\[(].*/\1/;s/.*\(x264.*\);/\1/;s/open/open_$API/g" >> x264.def
1017 echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1018 echo 'SOFLAGS=-shared -Wl,--out-implib,$(IMPLIBNAME) -Wl,--enable-auto-image-base' >> config.mak
1020 elif [ "$SYS" = "MACOSX" ]; then
1021 echo "SOSUFFIX=dylib" >> config.mak
1022 echo "SONAME=libx264.$API.dylib" >> config.mak
1023 echo 'SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name $(DESTDIR)$(libdir)/$(SONAME)' >> config.mak
1024 elif [ "$SYS" = "SunOS" ]; then
1025 echo "SOSUFFIX=so" >> config.mak
1026 echo "SONAME=libx264.so.$API" >> config.mak
1027 echo 'SOFLAGS=-shared -Wl,-h,$(SONAME)' >> config.mak
1029 echo "SOSUFFIX=so" >> config.mak
1030 echo "SONAME=libx264.so.$API" >> config.mak
1031 echo 'SOFLAGS=-shared -Wl,-soname,$(SONAME)' >> config.mak
1033 echo 'default: lib-shared' >> config.mak
1034 echo 'install: install-lib-shared' >> config.mak
1037 if [ "$static" = "yes" ]; then
1038 echo 'default: lib-static' >> config.mak
1039 echo 'install: install-lib-static' >> config.mak
1042 if [ "$cli_libx264" = "system" ] ; then
1043 if [ "$shared" = "yes" ]; then
1044 CLI_LIBX264='$(SONAME)'
1045 elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1046 LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1049 die "Can not find system libx264"
1052 CLI_LIBX264='$(LIBX264)'
1054 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1055 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1057 ./version.sh >> x264_config.h
1059 pclibs="-L$libdir -lx264 $libpthread"
1061 cat > x264.pc << EOF
1063 exec_prefix=$exec_prefix
1065 includedir=$includedir
1068 Description: H.264 (MPEG4 AVC) encoder library
1069 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1071 Cflags: -I$includedir
1074 filters="crop select_every"
1076 [ $swscale = yes ] && filters="resize $filters"
1077 [ $gpl = yes ] && filters="$filters $gpl_filters"
1079 cat > conftest.log <<EOF
1083 libx264: $cli_libx264
1087 interlaced: $interlaced
1100 bit depth: $bit_depth
1104 cat conftest.log >> config.log
1109 echo "You can run 'make' or 'make fprofiled' now."