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]
33 --chroma-format=FORMAT output chroma format (420, 422, 444, all) [all]
36 --disable-asm disable platform-specific assembly optimizations
38 --enable-gprof add -pg
40 --enable-pic build position-independent code
43 --host=HOST build programs to run on HOST
44 --cross-prefix=PREFIX use PREFIX for compilation tools
45 --sysroot=SYSROOT root of cross-build tree
47 External library support:
48 --disable-avs disable avisynth support (windows only)
49 --disable-swscale disable swscale support
50 --disable-lavf disable libavformat support
51 --disable-ffms disable ffmpegsource support
52 --disable-gpac disable gpac support
59 echo -n "checking $1... " >> config.log
63 echo "yes" >> config.log
67 echo "no" >> config.log
71 echo "$1" >> config.log
75 # Intel Compiler issues an incredibly large number of warnings on any warning level,
76 # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
78 [ $arg = -ffast-math ] && arg=
79 [[ "$arg" = -falign-loops* ]] && arg=
80 [ "$arg" = -fno-tree-vectorize ] && arg=
81 [ "$arg" = -Wshadow ] && arg=
82 if [ $compiler = ICL ]; then
83 [ "$arg" = -Wall ] && arg=-W0
84 [ "$arg" = -g ] && arg=-Z7
85 [ "$arg" = -fomit-frame-pointer ] && arg=
86 [ "$arg" = -s ] && arg=
87 [ "$arg" = -fPIC ] && arg=
89 [ "$arg" = -Wall ] && arg=-w0
92 [ -n "$arg" ] && echo -n "$arg "
98 arg=${arg/LIBPATH/libpath}
99 [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
100 [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
101 [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
102 [ $arg = -s ] && arg=
103 [ "$arg" = -Wl,-Bsymbolic ] && arg=
105 arg=${arg/pthreadGC/pthreadVC}
106 [ "$arg" = avifil32.lib ] && arg=vfw32.lib
107 [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
109 [ -n "$arg" ] && echo -n "$arg "
115 if [ -z "$1$2" ]; then
116 log_check "whether $CC works"
117 elif [ -z "$1" ]; then
122 elif [ -z "$1" ]; then
124 log_check "whether $CC supports $3"
126 log_check "whether $CC supports $3 with $2"
129 log_check "for $3 in $1";
132 [ -n "$1" ] && echo "#include <$1>" > conftest.c
133 echo "int main () { $3 return 0; }" >> conftest.c
134 if [ $compiler = ICL ]; then
135 cc_cmd="$CC conftest.c $CFLAGS $2 -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
137 cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
139 if $cc_cmd >conftest.log 2>&1; then
145 log_msg "Failed commandline was:"
146 log_msg "--------------------------------------------------"
148 cat conftest.log >> config.log
149 log_msg "--------------------------------------------------"
150 log_msg "Failed program was:"
151 log_msg "--------------------------------------------------"
152 cat conftest.c >> config.log
153 log_msg "--------------------------------------------------"
159 log_check "whether $3 is true"
161 [ -n "$1" ] && echo "#include <$1>" > conftest.c
162 echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
164 if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
170 log_msg "--------------------------------------------------"
171 cat conftest.log >> config.log
172 log_msg "--------------------------------------------------"
173 log_msg "Failed program was:"
174 log_msg "--------------------------------------------------"
175 cat conftest.c >> config.log
176 log_msg "--------------------------------------------------"
182 log_check "whether $AS supports $1"
183 echo "$1" > conftest.asm
184 if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
190 log_msg "Failed commandline was:"
191 log_msg "--------------------------------------------------"
192 log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
193 cat conftest.log >> config.log
194 log_msg "--------------------------------------------------"
195 log_msg "Failed program was:"
196 log_msg "--------------------------------------------------"
197 cat conftest.asm >> config.log
198 log_msg "--------------------------------------------------"
204 echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
213 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
216 exec_prefix='${prefix}'
217 bindir='${exec_prefix}/bin'
218 libdir='${exec_prefix}/lib'
219 includedir='${prefix}/include'
223 cli_libx264="internal"
244 CFLAGS="$CFLAGS -Wall -I."
246 LDFLAGSCLI="$LDFLAGSCLI"
253 # list of all preprocessor HAVE values we can define
254 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F VISUALIZE SWSCALE LAVF FFMS GPAC GF_MALLOC AVS GPL VECTOREXT INTERLACED CPU_COUNT"
265 exec_prefix="$optarg"
291 --disable-interlaced)
310 ASFLAGS="$ASFLAGS $optarg"
313 CFLAGS="$CFLAGS $optarg"
316 LDFLAGS="$LDFLAGS $optarg"
321 --enable-win32thread)
332 LDFLAGS="$LDFLAGS -pg"
348 cross_prefix="$optarg"
351 CFLAGS="$CFLAGS --sysroot=$optarg"
352 LDFLAGS="$LDFLAGS --sysroot=$optarg"
356 if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
357 echo "Supplied bit depth must be in range [8,10]."
360 bit_depth=`expr $bit_depth + 0`
363 chroma_format="$optarg"
364 if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
365 echo "Supplied chroma format must be 420, 422, 444 or all."
370 echo "Unknown option $opt, ignored"
375 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
377 CC="${CC-${cross_prefix}gcc}"
378 AR="${AR-${cross_prefix}ar}"
379 RANLIB="${RANLIB-${cross_prefix}ranlib}"
380 STRIP="${STRIP-${cross_prefix}strip}"
382 if [ "x$host" = x ]; then
383 host=`./config.guess`
385 # normalize a triplet into a quadruplet
386 host=`./config.sub $host`
389 host_cpu="${host%%-*}"
391 host_vendor="${host%%-*}"
394 # test for use of Intel Compiler
395 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
396 if [[ `basename "$CC"` = icl* ]]; then
397 # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
398 [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
400 CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -Iextras"
402 `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
403 `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
404 cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
407 if [[ `basename "$CC"` = icc* ]]; then
421 CFLAGS="$CFLAGS -falign-loops=16"
422 LDFLAGS="$LDFLAGS -lm"
423 if [ "$pic" = "no" ]; then
424 cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
429 LDFLAGS="$LDFLAGS -lm"
434 LDFLAGS="$LDFLAGS -lm"
438 LDFLAGS="$LDFLAGS -lm"
442 LDFLAGS="$LDFLAGS -lm"
447 LDFLAGS="$LDFLAGS -lm"
452 LDFLAGS="$LDFLAGS -lm"
456 if cc_check "" -mno-cygwin; then
457 CFLAGS="$CFLAGS -mno-cygwin"
458 LDFLAGS="$LDFLAGS -mno-cygwin"
460 if cpp_check "" "" "defined(__CYGWIN32__)" ; then
476 LDFLAGS="$LDFLAGS -lm"
477 if cc_check "" /usr/lib/64/values-xpg6.o; then
478 LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
480 LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
485 die "Unknown system $host, edit the configure"
493 ASFLAGS="$ASFLAGS -O2"
494 if [ $compiler = GNU ]; then
495 if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
496 CFLAGS="$CFLAGS -march=i686"
498 if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
499 CFLAGS="$CFLAGS -mfpmath=sse -msse"
502 # icc on linux has various degrees of mod16 stack support
503 if [ $SYS = LINUX ]; then
504 # < 11 is completely incapable of keeping a mod16 stack
505 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
506 define BROKEN_STACK_ALIGNMENT
507 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
508 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
509 CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
511 # >= 12 defaults to a mod16 stack
513 # icl on windows has no mod16 stack support
514 [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT
516 if [ "$SYS" = MACOSX ]; then
517 ASFLAGS="$ASFLAGS -f macho -DPREFIX"
518 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
519 ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
520 LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
522 ASFLAGS="$ASFLAGS -f elf"
528 if [ "$SYS" = MACOSX ]; then
529 ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
530 if cc_check '' "-arch x86_64"; then
531 CFLAGS="$CFLAGS -arch x86_64"
532 LDFLAGS="$LDFLAGS -arch x86_64"
534 elif [ "$SYS" = WINDOWS ]; then
535 ASFLAGS="$ASFLAGS -f win32 -m amd64"
536 # only the GNU toolchain is inconsistent in prefixing function names with _
537 [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
539 ASFLAGS="$ASFLAGS -f elf -m amd64"
544 if [ $asm = auto ] ; then
546 AS="${AS-${cross_prefix}gcc}"
547 if [ $SYS = MACOSX ] ; then
548 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
550 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
551 define HAVE_ALTIVEC_H
559 if [ $asm = auto ]; then
561 if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
562 CFLAGS="$CFLAGS -mcpu=ultrasparc"
563 LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
565 AS="${AS-${cross_prefix}as}"
566 ASFLAGS="$ASFLAGS -xarch=v8plusa"
571 mips|mipsel|mips64|mips64el)
576 if [ "$SYS" = MACOSX ] ; then
577 AS="${AS-extras/gas-preprocessor.pl $CC}"
578 ASFLAGS="$ASFLAGS -DPREFIX -DPIC" # apple's ld doesn't support movw/movt relocations at all
579 # build for armv7 by default
580 if ! echo $CFLAGS | grep -Eq '\-arch' ; then
581 CFLAGS="$CFLAGS -arch armv7"
582 LDFLAGS="$LDFLAGS -arch armv7"
585 AS="${AS-${cross_prefix}gcc}"
601 ARCH="$(echo $host_cpu | tr a-z A-Z)"
605 log_msg "x264 configure script"
607 msg="Command line options:"
617 cc_check || die "No working C compiler found."
619 if [ $compiler != ICL ]; then
620 if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
621 CFLAGS="$CFLAGS -std=gnu99"
622 elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
623 CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
624 elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
625 die "C99 compiler is needed for compilation."
629 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" \) ] ; then
633 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
634 if ! as_check "vfmaddps xmm0, xmm0, xmm0, xmm0" ; then
635 VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
637 echo "Minimum version is yasm-1.0.0"
638 echo "If you really want to compile without asm, configure with --disable-asm."
641 if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
642 VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
644 echo "Minimum version is binutils-2.17"
645 echo "Your compiler can't handle inline SSSE3 asm."
646 echo "If you really want to compile without asm, configure with --disable-asm."
652 if [ $asm = auto -a $ARCH = ARM ] ; then
653 # set flags so neon is built by default
654 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
656 if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
657 cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
658 cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
659 ASFLAGS="$ASFLAGS $CFLAGS -c"
661 echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
662 echo "If you really want to run on such a CPU, configure with --disable-asm."
667 [ $asm = no ] && AS=""
668 [ "x$AS" = x ] && asm="no" || asm="yes"
673 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
674 if [ $compiler = GNU ]; then
675 echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
676 $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
677 if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
678 define WORDS_BIGENDIAN
679 elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
680 die "endian test failed"
684 # autodetect options that weren't forced nor disabled
686 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
687 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
690 if [ "$thread" = "auto" ]; then
695 define HAVE_BEOSTHREAD
698 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
700 libpthread="-lpthread"
701 elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
703 libpthread="-lpthreadGC2"
704 elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
706 libpthread="-lpthreadGC2 -lwsock32"
707 define PTW32_STATIC_LIB
708 elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
710 libpthread="-lpthreadGC2 -lws2_32"
711 define PTW32_STATIC_LIB
713 # default to native threading if pthread-win32 is unavailable
718 cc_check pthread.h -pthread && thread="posix" && libpthread="-pthread"
721 cc_check pthread.h -lpthread && thread="posix" && libpthread="-lpthread"
725 if [ "$thread" = "posix" ]; then
726 LDFLAGS="$LDFLAGS $libpthread"
727 define HAVE_POSIXTHREAD
728 if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
729 define HAVE_CPU_COUNT
732 if [ "$thread" = "win32" ]; then
733 # cygwin does not support win32 threads
734 if [ "$SYS" = "WINDOWS" ]; then
735 define HAVE_WIN32THREAD
740 [ "$thread" != "no" ] && define HAVE_THREAD
742 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
746 if [ "$vis" = "yes" ] ; then
747 save_CFLAGS="$CFLAGS"
748 CFLAGS="$CFLAGS -I/usr/X11R6/include"
749 if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
750 LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
751 define HAVE_VISUALIZE
754 CFLAGS="$save_CFLAGS"
758 if [ "$swscale" = "auto" ] ; then
760 if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
761 SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
762 SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
764 [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
766 if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
767 if cc_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "av_get_pix_fmt_name(0);" ; then
770 echo "Warning: av_get_pix_fmt_name is missing from libavutil, update for swscale support"
775 if [ "$lavf" = "auto" ] ; then
777 if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
778 LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
779 LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
781 if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
782 LAVF_LIBS="-lavformat"
783 for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32; do
784 cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
787 LAVF_LIBS="-L. $LAVF_LIBS"
788 if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_find_stream_info(0,0); avcodec_open2(0,0,0);" ; then
789 if [ "$swscale" = "yes" ]; then
792 echo "Warning: libavformat is not supported without swscale support"
797 if [ "$ffms" = "auto" ] ; then
798 ffms_major="2"; ffms_minor="14"; ffms_micro="0"; ffms_bump="0"
801 if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
802 FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
803 FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
805 [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
807 if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
809 elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
811 FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
814 error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
815 if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
817 echo "Warning: $error"
819 if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
820 echo "Warning: ffms is not supported without swscale support"
825 if [ "$swscale" = "yes" ]; then
826 LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
827 CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
829 if [ "$lavf" = "yes" ]; then
830 LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
831 CFLAGS="$CFLAGS $LAVF_CFLAGS"
834 if [ "$ffms" = "yes" ]; then
835 LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
836 CFLAGS="$CFLAGS $FFMS2_CFLAGS"
841 if [ "$gpac" = "auto" ] ; then
843 cc_check "" -lz && GPAC_LIBS="-lgpac_static -lz" || GPAC_LIBS="-lgpac_static"
844 if [ "$SYS" = "WINDOWS" ] ; then
845 GPAC_LIBS="$GPAC_LIBS -lwinmm"
847 if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
848 if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
851 echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
855 if [ "$gpac" = "yes" ] ; then
857 if cc_check gpac/isomedia.h "-Werror $GPAC_LIBS" "gf_malloc(1); gf_free(NULL);" ; then
858 define HAVE_GF_MALLOC
860 LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
863 if [ "$avs" = "auto" ] ; then
865 # cygwin can use avisynth if it can use LoadLibrary
866 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibrary(0);") ; then
872 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
874 if [ "$pic" = "yes" ] ; then
875 CFLAGS="$CFLAGS -fPIC"
876 ASFLAGS="$ASFLAGS -DPIC"
877 # resolve textrels in the x86 asm
878 cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
879 [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
882 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
883 CFLAGS="$CFLAGS -fomit-frame-pointer"
886 if [ "$strip" = "yes" ]; then
888 LDFLAGS="$LDFLAGS -s"
891 if [ "$debug" = "yes" ]; then
892 CFLAGS="-O1 -g $CFLAGS"
893 elif [ $ARCH = ARM ]; then
894 # arm-gcc-4.2 produces incorrect output with -ffast-math
895 # and it doesn't save any speed anyway on 4.4, so disable it
896 CFLAGS="-O3 -fno-fast-math $CFLAGS"
898 CFLAGS="-O3 -ffast-math $CFLAGS"
901 if cc_check '' -fno-tree-vectorize ; then
902 CFLAGS="$CFLAGS -fno-tree-vectorize"
905 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
906 # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
907 cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
910 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
913 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
914 define fseek fseeko64
915 define ftell ftello64
916 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
917 define fseek _fseeki64
918 define ftell _ftelli64
921 if cc_check '' -Wshadow ; then
922 CFLAGS="-Wshadow $CFLAGS"
925 if [ "$bit_depth" -gt "8" ]; then
926 define HIGH_BIT_DEPTH
927 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH"
930 if [ "$chroma_format" != "all" ]; then
931 define CHROMA_FORMAT CHROMA_$chroma_format
934 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
936 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
938 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
940 #define undefined vars as 0
941 for var in $CONFIG_HAVE; do
942 grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
945 if [ $compiler = ICL ]; then
946 AR="xilib -nologo -out:"
951 LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
952 LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
956 if [ $debug = yes ]; then
957 LDFLAGS="-debug $LDFLAGS"
958 CFLAGS="-D_DEBUG $CFLAGS"
960 CFLAGS="-DNDEBUG $CFLAGS"
969 if [ $compiler = GNU ]; then
970 PROF_GEN_CC="-fprofile-generate"
971 PROF_GEN_LD="-fprofile-generate"
972 PROF_USE_CC="-fprofile-use"
973 PROF_USE_LD="-fprofile-use"
975 CFLAGS="$(intel_cflags $CFLAGS)"
976 # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
977 [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
978 PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
980 PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
986 # generate exported config file
988 config_chroma_format="X264_CSP_I$chroma_format"
989 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
990 cat > x264_config.h << EOF
991 #define X264_BIT_DEPTH $bit_depth
992 #define X264_GPL $x264_gpl
993 #define X264_INTERLACED $x264_interlaced
994 #define X264_CHROMA_FORMAT $config_chroma_format
997 # generate config files
999 cat > config.mak << EOF
1001 exec_prefix=$exec_prefix
1004 includedir=$includedir
1020 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1022 PROF_GEN_CC=$PROF_GEN_CC
1023 PROF_GEN_LD=$PROF_GEN_LD
1024 PROF_USE_CC=$PROF_USE_CC
1025 PROF_USE_LD=$PROF_USE_LD
1028 if [ $compiler = ICL ]; then
1029 echo '%.o: %.c' >> config.mak
1030 echo ' $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1033 if [ "$cli" = "yes" ]; then
1034 echo 'default: cli' >> config.mak
1035 echo 'install: install-cli' >> config.mak
1038 if [ "$shared" = "yes" ]; then
1039 API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
1040 if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1041 echo "SONAME=libx264-$API.dll" >> config.mak
1042 if [ $compiler = ICL ]; then
1043 echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1044 # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1045 # 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
1046 echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1047 echo "EXPORTS" > x264.def
1048 grep "^\(int\|void\|x264_t\|extern\).*x264.*[\[(;]" x264.h | sed -e "s/.*\(x264.*\)[\[(].*/\1/;s/.*\(x264.*\);/\1/;s/open/open_$API/g" >> x264.def
1050 echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1051 echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1053 elif [ "$SYS" = "MACOSX" ]; then
1054 echo "SOSUFFIX=dylib" >> config.mak
1055 echo "SONAME=libx264.$API.dylib" >> config.mak
1056 echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1057 elif [ "$SYS" = "SunOS" ]; then
1058 echo "SOSUFFIX=so" >> config.mak
1059 echo "SONAME=libx264.so.$API" >> config.mak
1060 echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1062 echo "SOSUFFIX=so" >> config.mak
1063 echo "SONAME=libx264.so.$API" >> config.mak
1064 echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1066 echo 'default: lib-shared' >> config.mak
1067 echo 'install: install-lib-shared' >> config.mak
1070 if [ "$static" = "yes" ]; then
1071 echo 'default: lib-static' >> config.mak
1072 echo 'install: install-lib-static' >> config.mak
1075 if [ "$cli_libx264" = "system" ] ; then
1076 if [ "$shared" = "yes" ]; then
1077 CLI_LIBX264='$(SONAME)'
1078 elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1079 LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1082 die "Can not find system libx264"
1085 CLI_LIBX264='$(LIBX264)'
1087 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1088 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1090 ./version.sh >> x264_config.h
1092 pclibs="-L$libdir -lx264 $libpthread"
1094 cat > x264.pc << EOF
1096 exec_prefix=$exec_prefix
1098 includedir=$includedir
1101 Description: H.264 (MPEG4 AVC) encoder library
1102 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1104 Cflags: -I$includedir
1107 filters="crop select_every"
1109 [ $swscale = yes ] && filters="resize $filters"
1110 [ $gpl = yes ] && filters="$filters $gpl_filters"
1112 cat > conftest.log <<EOF
1116 libx264: $cli_libx264
1120 interlaced: $interlaced
1133 bit depth: $bit_depth
1134 chroma format: $chroma_format
1138 cat conftest.log >> config.log
1143 echo "You can run 'make' or 'make fprofiled' now."