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
21 --extra-rcflags=ERCFLAGS add ERCFLAGS to RCFLAGS
23 Configuration options:
24 --disable-cli disable cli
25 --system-libx264 use system libx264 instead of internal
26 --enable-shared build shared library
27 --enable-static build static library
28 --disable-opencl disable OpenCL features
29 --disable-gpl disable GPL-only features
30 --disable-thread disable multithreaded encoding
31 --enable-win32thread use win32threads (windows only)
32 --disable-interlaced disable interlaced encoding support
33 --enable-visualize enable visualization (X11 only)
34 --bit-depth=BIT_DEPTH set output bit depth (8-10) [8]
35 --chroma-format=FORMAT output chroma format (420, 422, 444, all) [all]
38 --disable-asm disable platform-specific assembly optimizations
40 --enable-gprof add -pg
42 --enable-pic build position-independent code
45 --host=HOST build programs to run on HOST
46 --cross-prefix=PREFIX use PREFIX for compilation tools
47 --sysroot=SYSROOT root of cross-build tree
49 External library support:
50 --disable-avs disable avisynth support
51 --disable-swscale disable swscale support
52 --disable-lavf disable libavformat support
53 --disable-ffms disable ffmpegsource support
54 --disable-gpac disable gpac support
61 echo -n "checking $1... " >> config.log
65 echo "yes" >> config.log
69 echo "no" >> config.log
73 echo "$1" >> config.log
77 # Intel Compiler issues an incredibly large number of warnings on any warning level,
78 # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
80 [ $arg = -ffast-math ] && arg=
81 [[ "$arg" = -falign-loops* ]] && arg=
82 [ "$arg" = -fno-tree-vectorize ] && arg=
83 [ "$arg" = -Wshadow ] && arg=
84 [[ "$arg" = -mpreferred-stack-boundary* ]] && arg=
85 [[ "$arg" = -l* ]] && arg=
86 [[ "$arg" = -L* ]] && arg=
87 if [ $compiler = ICL ]; then
88 [ "$arg" = -Wall ] && arg=-W0
89 [ "$arg" = -g ] && arg=-Z7
90 [ "$arg" = -fomit-frame-pointer ] && arg=
91 [ "$arg" = -s ] && arg=
92 [ "$arg" = -fPIC ] && arg=
94 [ "$arg" = -Wall ] && arg=-w0
97 [ -n "$arg" ] && echo -n "$arg "
103 arg=${arg/LIBPATH/libpath}
104 [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
105 [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
106 [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
107 [ $arg = -s ] && arg=
108 [ "$arg" = -Wl,-Bsymbolic ] && arg=
110 arg=${arg/pthreadGC/pthreadVC}
111 [ "$arg" = avifil32.lib ] && arg=vfw32.lib
112 [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
114 [ -n "$arg" ] && echo -n "$arg "
120 if [ -z "$1$2" ]; then
121 log_check "whether $CC works"
122 elif [ -z "$1" ]; then
127 elif [ -z "$1" ]; then
129 log_check "whether $CC supports $3"
131 log_check "whether $CC supports $3 with $2"
134 log_check "for $3 in $1";
137 [ -n "$1" ] && echo "#include <$1>" > conftest.c
138 echo "int main () { $3 return 0; }" >> conftest.c
139 if [ $compiler = ICL ]; then
140 cc_cmd="$CC conftest.c $(intel_cflags $CFLAGS $2) -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
142 cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
144 if $cc_cmd >conftest.log 2>&1; then
150 log_msg "Failed commandline was:"
151 log_msg "--------------------------------------------------"
153 cat conftest.log >> config.log
154 log_msg "--------------------------------------------------"
155 log_msg "Failed program was:"
156 log_msg "--------------------------------------------------"
157 cat conftest.c >> config.log
158 log_msg "--------------------------------------------------"
164 log_check "whether $3 is true"
166 [ -n "$1" ] && echo "#include <$1>" > conftest.c
167 echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
169 if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
175 log_msg "--------------------------------------------------"
176 cat conftest.log >> config.log
177 log_msg "--------------------------------------------------"
178 log_msg "Failed program was:"
179 log_msg "--------------------------------------------------"
180 cat conftest.c >> config.log
181 log_msg "--------------------------------------------------"
187 log_check "whether $AS supports $1"
188 echo "$1" > conftest.asm
189 if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
195 log_msg "Failed commandline was:"
196 log_msg "--------------------------------------------------"
197 log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
198 cat conftest.log >> config.log
199 log_msg "--------------------------------------------------"
200 log_msg "Failed program was:"
201 log_msg "--------------------------------------------------"
202 cat conftest.asm >> config.log
203 log_msg "--------------------------------------------------"
209 log_check "whether $RC works"
210 echo "$1" > conftest.rc
211 if [ $compiler = ICL ]; then
212 rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
214 rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
216 if $rc_cmd >conftest.log 2>&1; then
222 log_msg "Failed commandline was:"
223 log_msg "--------------------------------------------------"
225 cat conftest.log >> config.log
226 log_msg "--------------------------------------------------"
227 log_msg "Failed program was:"
228 log_msg "--------------------------------------------------"
229 cat conftest.rc >> config.log
230 log_msg "--------------------------------------------------"
236 echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
245 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
247 SRCPATH="$(cd $(dirname $0); pwd)"
248 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
249 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
250 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
253 exec_prefix='${prefix}'
254 bindir='${exec_prefix}/bin'
255 libdir='${exec_prefix}/lib'
256 includedir='${prefix}/include'
260 cli_libx264="internal"
282 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
284 LDFLAGSCLI="$LDFLAGSCLI"
292 # list of all preprocessor HAVE values we can define
293 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F VISUALIZE SWSCALE \
294 LAVF FFMS GPAC GF_MALLOC AVS GPL VECTOREXT INTERLACED CPU_COUNT OPENCL THP"
305 exec_prefix="$optarg"
331 --disable-interlaced)
350 ASFLAGS="$ASFLAGS $optarg"
353 CFLAGS="$CFLAGS $optarg"
356 LDFLAGS="$LDFLAGS $optarg"
359 RCFLAGS="$RCFLAGS $optarg"
364 --enable-win32thread)
375 LDFLAGS="$LDFLAGS -pg"
394 cross_prefix="$optarg"
397 CFLAGS="$CFLAGS --sysroot=$optarg"
398 LDFLAGS="$LDFLAGS --sysroot=$optarg"
402 if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
403 echo "Supplied bit depth must be in range [8,10]."
406 bit_depth=`expr $bit_depth + 0`
409 chroma_format="$optarg"
410 if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
411 echo "Supplied chroma format must be 420, 422, 444 or all."
416 echo "Unknown option $opt, ignored"
421 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
423 CC="${CC-${cross_prefix}gcc}"
424 AR="${AR-${cross_prefix}ar}"
425 RANLIB="${RANLIB-${cross_prefix}ranlib}"
426 STRIP="${STRIP-${cross_prefix}strip}"
427 INSTALL="${INSTALL-install}"
429 if [ "x$host" = x ]; then
430 host=`${SRCPATH}/config.guess`
432 # normalize a triplet into a quadruplet
433 host=`${SRCPATH}/config.sub $host`
436 host_cpu="${host%%-*}"
438 host_vendor="${host%%-*}"
441 # test for use of Intel Compiler
442 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
443 if [[ `basename "$CC"` = icl* ]]; then
444 # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
445 [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
447 CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
449 `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
450 `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
451 cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
454 if [[ `basename "$CC"` = icc* ]]; then
469 CFLAGS="$CFLAGS -falign-loops=16"
471 if [ "$pic" = "no" ]; then
472 cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
504 if cc_check "" -mno-cygwin; then
505 CFLAGS="$CFLAGS -mno-cygwin"
506 LDFLAGS="$LDFLAGS -mno-cygwin"
508 if cpp_check "" "" "defined(__CYGWIN__)" ; then
514 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
515 RC="${RC-${cross_prefix}windres}"
522 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
523 [ $compiler = ICL ] && RC="${RC-rc}" || RC="${RC-${cross_prefix}windres}"
529 if cc_check "" /usr/lib/64/values-xpg6.o; then
530 LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
532 LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
534 if test -x /usr/ucb/install ; then
535 INSTALL=/usr/ucb/install
536 elif test -x /usr/bin/ginstall ; then
538 INSTALL=/usr/bin/ginstall
539 elif test -x /usr/gnu/bin/install ; then
541 INSTALL=/usr/gnu/bin/install
550 CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
553 die "Unknown system $host, edit the configure"
557 LDFLAGS="$LDFLAGS $libm"
564 ASFLAGS="$ASFLAGS -O2"
565 if [ $compiler = GNU ]; then
566 if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
567 CFLAGS="$CFLAGS -march=i686"
569 if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
570 CFLAGS="$CFLAGS -mfpmath=sse -msse"
572 CFLAGS="-m32 $CFLAGS"
573 LDFLAGS="-m32 $LDFLAGS"
575 # icc on linux has various degrees of mod16 stack support
576 if [ $SYS = LINUX ]; then
577 # < 11 is completely incapable of keeping a mod16 stack
578 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
579 define BROKEN_STACK_ALIGNMENT
581 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
582 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
583 CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
585 # >= 12 defaults to a mod16 stack
587 # icl on windows has no mod16 stack support
588 [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT && aligned_stack=0
590 if [ "$SYS" = MACOSX ]; then
591 ASFLAGS="$ASFLAGS -f macho -DPREFIX"
592 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
593 ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
594 LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
595 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
596 [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
598 ASFLAGS="$ASFLAGS -f elf"
604 [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
605 if [ "$SYS" = MACOSX ]; then
606 ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
607 if cc_check '' "-arch x86_64"; then
608 CFLAGS="$CFLAGS -arch x86_64"
609 LDFLAGS="$LDFLAGS -arch x86_64"
611 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
612 ASFLAGS="$ASFLAGS -f win32 -m amd64"
613 # only the GNU toolchain is inconsistent in prefixing function names with _
614 [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
615 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
616 [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
618 ASFLAGS="$ASFLAGS -f elf -m amd64"
623 if [ $asm = auto ] ; then
625 AS="${AS-${cross_prefix}gcc}"
626 if [ $SYS = MACOSX ] ; then
627 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
629 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
630 define HAVE_ALTIVEC_H
638 if [ $asm = auto ]; then
640 if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
641 CFLAGS="$CFLAGS -mcpu=ultrasparc"
642 LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
644 AS="${AS-${cross_prefix}as}"
645 ASFLAGS="$ASFLAGS -xarch=v8plusa"
650 mips|mipsel|mips64|mips64el)
655 if [ "$SYS" = MACOSX ] ; then
656 AS="${AS-extras/gas-preprocessor.pl $CC}"
657 ASFLAGS="$ASFLAGS -DPREFIX -DPIC" # apple's ld doesn't support movw/movt relocations at all
658 # build for armv7 by default
659 if ! echo $CFLAGS | grep -Eq '\-arch' ; then
660 CFLAGS="$CFLAGS -arch armv7"
661 LDFLAGS="$LDFLAGS -arch armv7"
664 AS="${AS-${cross_prefix}gcc}"
680 ARCH="$(echo $host_cpu | tr a-z A-Z)"
683 ASFLAGS="$ASFLAGS -DHAVE_ALIGNED_STACK=${aligned_stack}"
685 if [ $SYS = WINDOWS ]; then
686 if ! rc_check "0 RCDATA {0}" ; then
691 log_msg "x264 configure script"
693 msg="Command line options:"
703 cc_check || die "No working C compiler found."
705 if [ $compiler != ICL ]; then
706 if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
707 CFLAGS="$CFLAGS -std=gnu99"
708 elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
709 CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
710 elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
711 die "C99 compiler is needed for compilation."
715 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" -o $ARCH = "PARISC" -o $ARCH = "MIPS" \) ] ; then
719 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
720 if ! as_check "vpmovzxwd ymm0, xmm0" ; then
721 VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
723 echo "Minimum version is yasm-1.2.0"
724 echo "If you really want to compile without asm, configure with --disable-asm."
727 if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
728 VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
730 echo "Minimum version is binutils-2.17"
731 echo "Your compiler can't handle inline SSSE3 asm."
732 echo "If you really want to compile without asm, configure with --disable-asm."
736 if cc_check '' -mpreferred-stack-boundary=5 ; then
737 CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
738 define HAVE_32B_STACK_ALIGNMENT
742 if [ $asm = auto -a $ARCH = ARM ] ; then
743 # set flags so neon is built by default
744 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
746 if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
747 cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
748 cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
749 ASFLAGS="$ASFLAGS $CFLAGS -c"
751 echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
752 echo "If you really want to run on such a CPU, configure with --disable-asm."
757 [ $asm = no ] && AS=""
758 [ "x$AS" = x ] && asm="no" || asm="yes"
763 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
764 if [ $compiler = GNU ]; then
765 echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
766 $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
767 if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
768 define WORDS_BIGENDIAN
769 elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
770 die "endian test failed"
774 # autodetect options that weren't forced nor disabled
776 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
777 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
780 if [ "$thread" = "auto" ]; then
785 define HAVE_BEOSTHREAD
788 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
790 libpthread="-lpthread"
791 elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
793 libpthread="-lpthreadGC2"
794 elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
796 libpthread="-lpthreadGC2 -lwsock32"
797 define PTW32_STATIC_LIB
798 elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
800 libpthread="-lpthreadGC2 -lws2_32"
801 define PTW32_STATIC_LIB
803 # default to native threading if pthread-win32 is unavailable
808 cc_check pthread.h -lc && thread="posix" && libpthread="-lc"
811 cc_check pthread.h -lpthread && thread="posix" && libpthread="-lpthread"
815 if [ "$thread" = "posix" ]; then
816 LDFLAGS="$LDFLAGS $libpthread"
817 define HAVE_POSIXTHREAD
818 if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
819 define HAVE_CPU_COUNT
822 if [ "$thread" = "win32" ]; then
823 # cygwin does not support win32 threads
824 if [ "$SYS" = "WINDOWS" ]; then
825 define HAVE_WIN32THREAD
830 [ "$thread" != "no" ] && define HAVE_THREAD
832 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
836 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
840 if [ "$vis" = "yes" ] ; then
841 save_CFLAGS="$CFLAGS"
842 CFLAGS="$CFLAGS -I/usr/X11R6/include"
843 if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
844 LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
845 define HAVE_VISUALIZE
848 CFLAGS="$save_CFLAGS"
852 if [ "$swscale" = "auto" ] ; then
854 if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
855 SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
856 SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
858 [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
860 if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
861 if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(PIX_FMT_RGB)" ; then
864 echo "Warning: PIX_FMT_RGB is missing from libavutil, update for swscale support"
869 if [ "$lavf" = "auto" ] ; then
871 if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
872 LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
873 LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
875 if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
876 LAVF_LIBS="-lavformat"
877 for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32; do
878 cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
881 LAVF_LIBS="-L. $LAVF_LIBS"
882 if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
883 if [ "$swscale" = "yes" ]; then
886 echo "Warning: libavformat is not supported without swscale support"
891 if [ "$ffms" = "auto" ] ; then
892 ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
895 if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
896 FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
897 FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
899 [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
901 if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
903 elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
905 FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
908 error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
909 if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
911 echo "Warning: $error"
913 if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
914 echo "Warning: ffms is not supported without swscale support"
919 if [ "$swscale" = "yes" ]; then
920 LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
921 CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
923 if [ "$lavf" = "yes" ]; then
924 LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
925 CFLAGS="$CFLAGS $LAVF_CFLAGS"
928 if [ "$ffms" = "yes" ]; then
929 LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
930 CFLAGS="$CFLAGS $FFMS2_CFLAGS"
935 if [ "$gpac" = "auto" ] ; then
937 cc_check "" -lz && GPAC_LIBS="-lgpac_static -lz" || GPAC_LIBS="-lgpac_static"
938 if [ "$SYS" = "WINDOWS" ] ; then
939 GPAC_LIBS="$GPAC_LIBS -lwinmm"
941 if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
942 if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
945 echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
949 if [ "$gpac" = "yes" ] ; then
951 if cc_check gpac/isomedia.h "-Werror $GPAC_LIBS" "void *p; p = gf_malloc(1); gf_free(p);" ; then
952 define HAVE_GF_MALLOC
954 LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
957 if [ "$avs" = "auto" ] ; then
959 # cygwin can use avisynth if it can use LoadLibrary
960 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
963 define USE_AVXSYNTH 0
964 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
965 # AvxSynth currently only supports Linux and OSX
968 define USE_AVXSYNTH 1
970 LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
974 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
976 if [ "$pic" = "yes" ] ; then
977 CFLAGS="$CFLAGS -fPIC"
978 ASFLAGS="$ASFLAGS -DPIC"
979 # resolve textrels in the x86 asm
980 cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
981 [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
984 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
985 CFLAGS="$CFLAGS -fomit-frame-pointer"
988 if [ "$strip" = "yes" ]; then
990 LDFLAGS="$LDFLAGS -s"
993 if [ "$debug" = "yes" ]; then
994 CFLAGS="-O1 -g $CFLAGS"
995 elif [ $ARCH = ARM ]; then
996 # arm-gcc-4.2 produces incorrect output with -ffast-math
997 # and it doesn't save any speed anyway on 4.4, so disable it
998 CFLAGS="-O3 -fno-fast-math $CFLAGS"
1000 CFLAGS="-O3 -ffast-math $CFLAGS"
1003 if cc_check '' -fno-tree-vectorize ; then
1004 CFLAGS="$CFLAGS -fno-tree-vectorize"
1007 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1008 # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1009 cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1012 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1015 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1016 define fseek fseeko64
1017 define ftell ftello64
1018 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1019 define fseek _fseeki64
1020 define ftell _ftelli64
1023 if cc_check '' -Wshadow ; then
1024 CFLAGS="-Wshadow $CFLAGS"
1027 if [ "$bit_depth" -gt "8" ]; then
1028 define HIGH_BIT_DEPTH
1029 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1032 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1035 if [ "$chroma_format" != "all" ]; then
1036 define CHROMA_FORMAT CHROMA_$chroma_format
1039 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1041 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1043 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1046 if [ "$opencl" = "yes" ]; then
1048 log_check "for perl"
1050 if [ "$output" = "" ]; then
1052 echo 'OpenCL support requires perl to compile.'
1053 echo 'use --disable-opencl to compile without OpenCL.'
1057 # cygwin can use opencl if it can use LoadLibrary
1058 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1061 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1066 LDFLAGS="$LDFLAGS $libdl"
1069 #define undefined vars as 0
1070 for var in $CONFIG_HAVE; do
1071 grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1074 if [ $compiler = ICL ]; then
1075 AR="xilib -nologo -out:"
1080 LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
1081 LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
1084 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -I\$(SRCPATH)/extras -fo"
1086 if [ $debug = yes ]; then
1087 LDFLAGS="-debug $LDFLAGS"
1088 CFLAGS="-D_DEBUG $CFLAGS"
1090 CFLAGS="-DNDEBUG $CFLAGS"
1098 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1100 if [ $compiler = GNU ]; then
1101 PROF_GEN_CC="-fprofile-generate"
1102 PROF_GEN_LD="-fprofile-generate"
1103 PROF_USE_CC="-fprofile-use"
1104 PROF_USE_LD="-fprofile-use"
1106 CFLAGS="$(intel_cflags $CFLAGS)"
1107 # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1108 [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1109 PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1111 PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1117 # generate exported config file
1119 config_chroma_format="X264_CSP_I$chroma_format"
1120 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1121 cat > x264_config.h << EOF
1122 #define X264_BIT_DEPTH $bit_depth
1123 #define X264_GPL $x264_gpl
1124 #define X264_INTERLACED $x264_interlaced
1125 #define X264_CHROMA_FORMAT $config_chroma_format
1128 # generate config files
1130 cat > config.mak << EOF
1133 exec_prefix=$exec_prefix
1136 includedir=$includedir
1155 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1157 PROF_GEN_CC=$PROF_GEN_CC
1158 PROF_GEN_LD=$PROF_GEN_LD
1159 PROF_USE_CC=$PROF_USE_CC
1160 PROF_USE_LD=$PROF_USE_LD
1164 if [ $compiler = ICL ]; then
1165 echo '%.o: %.c' >> config.mak
1166 echo ' $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1169 if [ "$cli" = "yes" ]; then
1170 echo 'default: cli' >> config.mak
1171 echo 'install: install-cli' >> config.mak
1174 if [ "$shared" = "yes" ]; then
1175 API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1176 if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1177 echo "SONAME=libx264-$API.dll" >> config.mak
1178 if [ $compiler = ICL ]; then
1179 echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1180 # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1181 # 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
1182 echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1183 echo "EXPORTS" > x264.def
1184 # export API functions
1185 grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1186 # export API variables/data. must be flagged with the DATA keyword
1187 grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1189 echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1190 echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1192 elif [ "$SYS" = "MACOSX" ]; then
1193 echo "SOSUFFIX=dylib" >> config.mak
1194 echo "SONAME=libx264.$API.dylib" >> config.mak
1195 echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1196 elif [ "$SYS" = "SunOS" ]; then
1197 echo "SOSUFFIX=so" >> config.mak
1198 echo "SONAME=libx264.so.$API" >> config.mak
1199 echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1201 echo "SOSUFFIX=so" >> config.mak
1202 echo "SONAME=libx264.so.$API" >> config.mak
1203 echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1205 echo 'default: lib-shared' >> config.mak
1206 echo 'install: install-lib-shared' >> config.mak
1209 if [ "$static" = "yes" ]; then
1210 echo 'default: lib-static' >> config.mak
1211 echo 'install: install-lib-static' >> config.mak
1214 if [ "$cli_libx264" = "system" ] ; then
1215 if [ "$shared" = "yes" ]; then
1216 CLI_LIBX264='$(SONAME)'
1217 elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1218 LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1221 die "Can not find system libx264"
1224 CLI_LIBX264='$(LIBX264)'
1226 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1227 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1229 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1231 cat > x264.pc << EOF
1233 exec_prefix=$exec_prefix
1235 includedir=$includedir
1238 Description: H.264 (MPEG4 AVC) encoder library
1239 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1240 Libs: -L$libdir -lx264
1241 Libs.private: $libpthread $libm $libdl
1242 Cflags: -I$includedir
1245 filters="crop select_every"
1247 [ $swscale = yes ] && filters="resize $filters"
1248 [ $gpl = yes ] && filters="$filters $gpl_filters"
1250 cat > conftest.log <<EOF
1254 libx264: $cli_libx264
1258 interlaced: $interlaced
1272 bit depth: $bit_depth
1273 chroma format: $chroma_format
1277 cat conftest.log >> config.log
1281 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1282 mkdir -p common/{arm,ppc,sparc,x86} encoder extras filters/video input output tools
1285 echo "You can run 'make' or 'make fprofiled' now."