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 --bit-depth=BIT_DEPTH set output bit depth (8-10) [8]
34 --chroma-format=FORMAT output chroma format (420, 422, 444, all) [all]
37 --disable-asm disable platform-specific assembly optimizations
39 --enable-gprof add -pg
41 --enable-pic build position-independent code
44 --host=HOST build programs to run on HOST
45 --cross-prefix=PREFIX use PREFIX for compilation tools
46 --sysroot=SYSROOT root of cross-build tree
48 External library support:
49 --disable-avs disable avisynth support
50 --disable-swscale disable swscale support
51 --disable-lavf disable libavformat support
52 --disable-ffms disable ffmpegsource support
53 --disable-gpac disable gpac support
54 --disable-lsmash disable lsmash support
61 echo -n "checking $1... " >> config.log
65 echo "yes" >> config.log
69 echo "no" >> config.log
73 echo "$1" >> config.log
77 # several non gcc compilers issue 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 [ "$arg" = -Wno-maybe-uninitialized ] && arg=
85 [[ "$arg" = -mpreferred-stack-boundary* ]] && arg=
86 [[ "$arg" = -l* ]] && arg=
87 [[ "$arg" = -L* ]] && arg=
88 if [ $compiler_style = MS ]; then
89 [ "$arg" = -Wall ] && arg=-W0
90 [ "$arg" = -Werror ] && arg="-W3 -WX"
91 [ "$arg" = -g ] && arg=-Z7
92 [ "$arg" = -fomit-frame-pointer ] && arg=
93 [ "$arg" = -s ] && arg=
94 [ "$arg" = -fPIC ] && arg=
96 [ "$arg" = -Wall ] && arg=-w0
97 [ "$arg" = -Werror ] && arg="-w3 -Werror"
99 [ $compiler = CL -a "$arg" = -O3 ] && arg=-O2
101 [ -n "$arg" ] && echo -n "$arg "
107 arg=${arg/LIBPATH/libpath}
108 [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
109 [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
110 [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
111 [ $arg = -s ] && arg=
112 [ "$arg" = -Wl,-Bsymbolic ] && arg=
113 [ "$arg" = -fno-tree-vectorize ] && arg=
114 [ "$arg" = -Werror ] && arg=
115 [ "$arg" = -Wshadow ] && arg=
116 [ "$arg" = -Wmaybe-uninitialized ] && arg=
117 [[ "$arg" = -Qdiag-error* ]] && arg=
119 arg=${arg/pthreadGC/pthreadVC}
120 [ "$arg" = avifil32.lib ] && arg=vfw32.lib
121 [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
123 [ -n "$arg" ] && echo -n "$arg "
129 if [ -z "$1$2" ]; then
130 log_check "whether $CC works"
131 elif [ -z "$1" ]; then
136 elif [ -z "$1" ]; then
138 log_check "whether $CC supports $3"
140 log_check "whether $CC supports $3 with $2"
143 log_check "for $3 in $1";
146 [ -n "$1" ] && echo "#include <$1>" > conftest.c
147 echo "int main (void) { $3 return 0; }" >> conftest.c
148 if [ $compiler_style = MS ]; then
149 cc_cmd="$CC conftest.c $(cc_cflags $CFLAGS $CHECK_CFLAGS $2) -link $(cl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
151 cc_cmd="$CC conftest.c $CFLAGS $CHECK_CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
153 if $cc_cmd >conftest.log 2>&1; then
159 log_msg "Failed commandline was:"
160 log_msg "--------------------------------------------------"
162 cat conftest.log >> config.log
163 log_msg "--------------------------------------------------"
164 log_msg "Failed program was:"
165 log_msg "--------------------------------------------------"
166 cat conftest.c >> config.log
167 log_msg "--------------------------------------------------"
173 log_check "whether $3 is true"
175 [ -n "$1" ] && echo "#include <$1>" > conftest.c
176 echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
177 if [ $compiler_style = MS ]; then
178 cpp_cmd="$CC conftest.c $(cc_cflags $CFLAGS $2) -P"
180 cpp_cmd="$CC conftest.c $CFLAGS $2 -E -o conftest"
182 if $cpp_cmd >conftest.log 2>&1; then
188 log_msg "--------------------------------------------------"
189 cat conftest.log >> config.log
190 log_msg "--------------------------------------------------"
191 log_msg "Failed program was:"
192 log_msg "--------------------------------------------------"
193 cat conftest.c >> config.log
194 log_msg "--------------------------------------------------"
200 log_check "whether $AS supports $1"
201 echo "$1" > conftest$AS_EXT
202 as_cmd="$AS conftest$AS_EXT $ASFLAGS $2 -o conftest.o"
203 if $as_cmd >conftest.log 2>&1; then
209 log_msg "Failed commandline was:"
210 log_msg "--------------------------------------------------"
212 cat conftest.log >> config.log
213 log_msg "--------------------------------------------------"
214 log_msg "Failed program was:"
215 log_msg "--------------------------------------------------"
216 cat conftest$AS_EXT >> config.log
217 log_msg "--------------------------------------------------"
223 log_check "whether $RC works"
224 echo "$1" > conftest.rc
225 if [ $compiler = GNU ]; then
226 rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
228 rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
230 if $rc_cmd >conftest.log 2>&1; then
236 log_msg "Failed commandline was:"
237 log_msg "--------------------------------------------------"
239 cat conftest.log >> config.log
240 log_msg "--------------------------------------------------"
241 log_msg "Failed program was:"
242 log_msg "--------------------------------------------------"
243 cat conftest.rc >> config.log
244 log_msg "--------------------------------------------------"
250 echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
259 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
261 SRCPATH="$(cd $(dirname $0); pwd)"
262 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
263 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
264 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
267 exec_prefix='${prefix}'
268 bindir='${exec_prefix}/bin'
269 libdir='${exec_prefix}/lib'
270 includedir='${prefix}/include'
274 cli_libx264="internal"
298 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
300 LDFLAGSCLI="$LDFLAGSCLI"
301 ASFLAGS="$ASFLAGS -I. -I\$(SRCPATH)"
312 # list of all preprocessor HAVE values we can define
313 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F SWSCALE \
314 LAVF FFMS GPAC AVS GPL VECTOREXT INTERLACED CPU_COUNT OPENCL THP LSMASH X86_INLINE_ASM AS_FUNC INTEL_DISPATCHER"
325 exec_prefix="$optarg"
351 --disable-interlaced)
373 ASFLAGS="$ASFLAGS $optarg"
376 CFLAGS="$CFLAGS $optarg"
379 LDFLAGS="$LDFLAGS $optarg"
382 RCFLAGS="$RCFLAGS $optarg"
387 --enable-win32thread)
398 LDFLAGS="$LDFLAGS -pg"
414 cross_prefix="$optarg"
417 CFLAGS="$CFLAGS --sysroot=$optarg"
418 LDFLAGS="$LDFLAGS --sysroot=$optarg"
422 if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
423 echo "Supplied bit depth must be in range [8,10]."
426 bit_depth=`expr $bit_depth + 0`
429 chroma_format="$optarg"
430 if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
431 echo "Supplied chroma format must be 420, 422, 444 or all."
436 echo "Unknown option $opt, ignored"
441 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
443 CC="${CC-${cross_prefix}gcc}"
444 AR="${AR-${cross_prefix}ar}"
445 RANLIB="${RANLIB-${cross_prefix}ranlib}"
446 STRIP="${STRIP-${cross_prefix}strip}"
447 INSTALL="${INSTALL-install}"
449 if [ "x$host" = x ]; then
450 host=`${SRCPATH}/config.guess`
452 # normalize a triplet into a quadruplet
453 host=`${SRCPATH}/config.sub $host`
456 host_cpu="${host%%-*}"
458 host_vendor="${host%%-*}"
461 # test for use of compilers that require specific handling
462 cc_base=`basename "$CC"`
464 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
465 if [[ "$cc_base" = icl || "$cc_base" = icl[\ .]* ]]; then
466 # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
467 [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
470 CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
472 `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
473 `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
474 cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
475 if cc_check '' -Qdiag-error:10006,10157 ; then
476 CHECK_CFLAGS="$CHECK_CFLAGS -Qdiag-error:10006,10157"
478 elif [[ "$cc_base" = cl || "$cc_base" = cl[\ .]* ]]; then
479 # Standard Microsoft Visual Studio
480 # Dependency creation includes absolute windows paths, Cygwin's make does not support Windows paths.
481 [[ $host_os = cygwin* ]] && die "Microsoft Visual Studio support requires MSYS"
484 CFLAGS="$CFLAGS -nologo -DHAVE_STRING_H -I\$(SRCPATH)/extras"
485 `$CC 2>&1 | grep -q 'for x86'` && host_cpu=i486
486 `$CC 2>&1 | grep -q 'for x64'` && host_cpu=x86_64
487 cpp_check '' '' '_MSC_VER > 1800 || (_MSC_VER == 1800 && _MSC_FULL_VER >= 180030324)' || die "Microsoft Visual Studio support requires Visual Studio 2013 Update 2 or newer"
490 if [[ "$cc_base" = icc || "$cc_base" = icc[\ .]* ]]; then
496 if [[ "$cc_base" = clang || "$cc_base" = clang[\ .]* ]]; then
497 if cc_check '' -Werror=unknown-warning-option ; then
498 CHECK_CFLAGS="$CHECK_CFLAGS -Werror=unknown-warning-option"
511 if [ "$pic" = "no" ]; then
512 cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
544 if cc_check "" -mno-cygwin; then
545 CFLAGS="$CFLAGS -mno-cygwin"
546 LDFLAGS="$LDFLAGS -mno-cygwin"
548 if cpp_check "" "" "defined(__CYGWIN__)" ; then
554 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
555 RC="${RC-${cross_prefix}windres}"
562 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
563 [ $compiler = GNU ] && RC="${RC-${cross_prefix}windres}" || RC="${RC-rc}"
569 if cc_check "" /usr/lib/64/values-xpg6.o; then
570 LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
572 LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
574 if test -x /usr/ucb/install ; then
575 INSTALL=/usr/ucb/install
576 elif test -x /usr/bin/ginstall ; then
578 INSTALL=/usr/bin/ginstall
579 elif test -x /usr/gnu/bin/install ; then
581 INSTALL=/usr/gnu/bin/install
590 CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
593 die "Unknown system $host, edit the configure"
597 LDFLAGS="$LDFLAGS $libm"
605 ASFLAGS="$ASFLAGS -O2 -DARCH_X86_64=0 -I\$(SRCPATH)/common/x86/"
606 if [ $compiler = GNU ]; then
607 if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
608 CFLAGS="$CFLAGS -march=i686"
610 if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
611 CFLAGS="$CFLAGS -mfpmath=sse -msse"
613 CFLAGS="-m32 $CFLAGS"
614 LDFLAGS="-m32 $LDFLAGS"
615 elif [ $compiler = ICC ]; then
616 # icc on linux has various degrees of mod16 stack support
617 if [ $SYS = LINUX ]; then
618 # < 11 is completely incapable of keeping a mod16 stack
619 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
621 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
622 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
623 CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
625 # >= 12 defaults to a mod16 stack
628 # always a mod4 stack
631 if [ "$SYS" = MACOSX ]; then
632 ASFLAGS="$ASFLAGS -f macho -DPREFIX"
633 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
634 ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
635 LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
636 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
637 [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
639 ASFLAGS="$ASFLAGS -f elf"
646 ASFLAGS="$ASFLAGS -DARCH_X86_64=1 -I\$(SRCPATH)/common/x86/"
647 [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
648 if [ "$SYS" = MACOSX ]; then
649 ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
650 if cc_check '' "-arch x86_64"; then
651 CFLAGS="$CFLAGS -arch x86_64"
652 LDFLAGS="$LDFLAGS -arch x86_64"
654 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
655 ASFLAGS="$ASFLAGS -f win32 -m amd64"
656 # only the GNU toolchain is inconsistent in prefixing function names with _
657 [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
658 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
659 [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
661 ASFLAGS="$ASFLAGS -f elf -m amd64"
666 if [ $asm = auto ] ; then
670 if [ $SYS = MACOSX ] ; then
671 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
673 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
674 define HAVE_ALTIVEC_H
681 mips|mipsel|mips64|mips64el)
686 if [ "$SYS" = MACOSX ] ; then
687 AS="${AS-${SRCPATH}/tools/gas-preprocessor.pl -arch arm -- ${CC}}"
688 ASFLAGS="$ASFLAGS -DPREFIX -DPIC" # apple's ld doesn't support movw/movt relocations at all
689 # build for armv7 by default
690 if ! echo $CFLAGS | grep -Eq '\-arch' ; then
691 CFLAGS="$CFLAGS -arch armv7"
692 LDFLAGS="$LDFLAGS -arch armv7"
700 if [ "$SYS" = MACOSX ] ; then
701 AS="${AS-${SRCPATH}/tools/gas-preprocessor.pl -arch aarch64 -- ${CC}}"
702 ASFLAGS="$ASFLAGS -DPREFIX"
720 ARCH="$(echo $host_cpu | tr a-z A-Z)"
724 if [ $SYS = WINDOWS ]; then
725 if ! rc_check "0 RCDATA {0}" ; then
730 log_msg "x264 configure script"
732 msg="Command line options:"
742 cc_check || die "No working C compiler found."
744 if [ $compiler_style = GNU ]; then
745 if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
746 CFLAGS="$CFLAGS -std=gnu99"
747 elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
748 CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
749 elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
750 die "C99 compiler is needed for compilation."
754 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" -o $ARCH = "PARISC" -o $ARCH = "MIPS" -o $ARCH = "AARCH64" \) ] ; then
758 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
759 if ! as_check "vpmovzxwd ymm0, xmm0" ; then
760 VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
762 echo "Minimum version is yasm-1.2.0"
763 echo "If you really want to compile without asm, configure with --disable-asm."
766 cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' && define HAVE_X86_INLINE_ASM
767 ASFLAGS="$ASFLAGS -Worphan-labels"
769 if [ $compiler = GNU ] && cc_check '' -mpreferred-stack-boundary=5 ; then
770 CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
775 if [ $asm = auto -a $ARCH = ARM ] ; then
776 # set flags so neon is built by default
777 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
779 if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
780 cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
781 cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
782 ASFLAGS="$ASFLAGS -c"
784 echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
785 echo "If you really want to run on such a CPU, configure with --disable-asm."
790 if [ $asm = auto -a $ARCH = AARCH64 ] ; then
791 # set flags so neon is built by default
792 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu|-arch)' || CFLAGS="$CFLAGS -arch arm64 -mfpu=neon"
794 if cc_check '' '' '__asm__("cmeq v0.8h, v0.8h, #0");' ; then define HAVE_NEON
795 ASFLAGS="$ASFLAGS -c"
797 echo "no NEON support, try adding -mfpu=neon to CFLAGS"
798 echo "If you really want to run on such a CPU, configure with --disable-asm."
803 if [ $asm = auto -a \( $ARCH = ARM -o $ARCH = AARCH64 \) ] ; then
804 # check if the assembler supports '.func' (clang 3.5 does not)
805 as_check ".func test${NL}.endfunc" && define HAVE_AS_FUNC 1
808 [ $asm = no ] && AS=""
809 [ "x$AS" = x ] && asm="no" || asm="yes"
814 define STACK_ALIGNMENT $stack_alignment
815 ASFLAGS="$ASFLAGS -DSTACK_ALIGNMENT=$stack_alignment"
817 # skip endianness check for Intel Compiler and MSVS, as all supported platforms are little. each have flags that will cause the check to fail as well
818 if [ $compiler = GNU ]; then
819 echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
820 $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
821 if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
822 define WORDS_BIGENDIAN
823 elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
824 die "endian test failed"
828 # autodetect options that weren't forced nor disabled
830 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
831 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
834 if [ "$thread" = "auto" ]; then
839 define HAVE_BEOSTHREAD
842 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
844 libpthread="-lpthread"
845 elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
847 libpthread="-lpthreadGC2"
848 elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
850 libpthread="-lpthreadGC2 -lwsock32"
851 define PTW32_STATIC_LIB
852 elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
854 libpthread="-lpthreadGC2 -lws2_32"
855 define PTW32_STATIC_LIB
857 # default to native threading if pthread-win32 is unavailable
862 cc_check pthread.h -lc "pthread_create(0,0,0,0);" && thread="posix" && libpthread="-lc"
865 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
867 libpthread="-lpthread"
869 cc_check pthread.h "" "pthread_create(0,0,0,0);" && thread="posix" && libpthread=""
874 if [ "$thread" = "posix" ]; then
875 LDFLAGS="$LDFLAGS $libpthread"
876 define HAVE_POSIXTHREAD
877 if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
878 define HAVE_CPU_COUNT
881 if [ "$thread" = "win32" ]; then
882 # cygwin does not support win32 threads
883 if [ "$SYS" = "WINDOWS" ]; then
884 define HAVE_WIN32THREAD
889 [ "$thread" != "no" ] && define HAVE_THREAD
891 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
895 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
899 if [ "$swscale" = "auto" ] ; then
901 if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
902 SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
903 SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
905 [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
907 if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
908 if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(AV_PIX_FMT_FLAG_RGB)" ; then
911 echo "Warning: AV_PIX_FMT_FLAG_RGB is missing from libavutil, update for swscale support"
916 if [ "$lavf" = "auto" ] ; then
918 if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
919 LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
920 LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
922 if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
923 LAVF_LIBS="-lavformat"
924 for lib in -lpostproc -lavcodec -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32 -lws2_32; do
925 cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
928 LAVF_LIBS="-L. $LAVF_LIBS"
929 if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "av_frame_free(0);" ; then
930 if [ "$swscale" = "yes" ]; then
933 echo "Warning: libavformat is not supported without swscale support"
938 if [ "$ffms" = "auto" ] ; then
939 ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
942 if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
943 FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
944 FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
946 [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
948 if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
950 elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
952 FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
955 error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
956 if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
958 echo "Warning: $error"
960 if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
961 echo "Warning: ffms is not supported without swscale support"
966 if [ "$swscale" = "yes" ]; then
967 LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
968 CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
970 if [ "$lavf" = "yes" ]; then
971 LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
972 CFLAGS="$CFLAGS $LAVF_CFLAGS"
975 if [ "$ffms" = "yes" ]; then
976 LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
977 CFLAGS="$CFLAGS $FFMS2_CFLAGS"
982 if [ "$lsmash" = "auto" ] ; then
984 if ${cross_prefix}pkg-config --exists liblsmash 2>/dev/null; then
985 LSMASH_LIBS="$LSMASH_LIBS $(${cross_prefix}pkg-config --libs liblsmash)"
986 LSMASH_CFLAGS="$LSMASH_CFLAGS $(${cross_prefix}pkg-config --cflags liblsmash)"
988 [ -z "$LSMASH_LIBS" ] && LSMASH_LIBS="-llsmash"
990 if cc_check lsmash.h "$LSMASH_CFLAGS $LSMASH_LIBS" ; then
991 if cpp_check lsmash.h "$LSMASH_CFLAGS" "LSMASH_VERSION_MAJOR > 1 || (LSMASH_VERSION_MAJOR == 1 && LSMASH_VERSION_MINOR >= 5)" ; then
994 echo "Warning: lsmash is too old, update to rev.895 or later"
999 if [ "$gpac" = "auto" -a "$lsmash" != "yes" ] ; then
1001 GPAC_LIBS="-lgpac_static"
1002 cc_check "" -lz && GPAC_LIBS="$GPAC_LIBS -lz"
1003 if [ "$SYS" = "WINDOWS" ] ; then
1004 cc_check "" -lws2_32 && GPAC_LIBS="$GPAC_LIBS -lws2_32"
1005 cc_check "" -lwinmm && GPAC_LIBS="$GPAC_LIBS -lwinmm"
1007 if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
1008 if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
1011 echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
1016 if [ "$lsmash" = "yes" ] ; then
1018 LDFLAGSCLI="$LSMASH_LIBS $LDFLAGSCLI"
1019 CFLAGS="$CFLAGS $LSMASH_CFLAGS"
1021 elif [ "$gpac" = "yes" ] ; then
1024 LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
1027 if [ "$avs" = "auto" ] ; then
1029 # cygwin can use avisynth if it can use LoadLibrary
1030 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1033 define USE_AVXSYNTH 0
1034 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1035 # AvxSynth currently only supports Linux and OSX
1038 define USE_AVXSYNTH 1
1040 LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
1044 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
1046 if [ "$pic" = "yes" ] ; then
1047 CFLAGS="$CFLAGS -fPIC"
1048 ASFLAGS="$ASFLAGS -DPIC"
1049 # resolve textrels in the x86 asm
1050 cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
1051 [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
1054 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
1055 CFLAGS="$CFLAGS -fomit-frame-pointer"
1058 if [ "$strip" = "yes" ]; then
1059 LDFLAGS="$LDFLAGS -s"
1062 if [ "$debug" = "yes" ]; then
1063 CFLAGS="-O1 -g $CFLAGS"
1065 CFLAGS="-O3 -ffast-math $CFLAGS"
1068 if cc_check '' -fno-tree-vectorize ; then
1069 CFLAGS="$CFLAGS -fno-tree-vectorize"
1072 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1073 # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1074 cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1077 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1080 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1081 define fseek fseeko64
1082 define ftell ftello64
1083 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1084 define fseek _fseeki64
1085 define ftell _ftelli64
1088 if cc_check '' -Wshadow ; then
1089 CFLAGS="-Wshadow $CFLAGS"
1092 if cc_check '' -Wmaybe-uninitialized ; then
1093 CFLAGS="-Wno-maybe-uninitialized $CFLAGS"
1096 if [ $compiler = ICC -o $compiler = ICL ] ; then
1097 if cc_check 'extras/intel_dispatcher.h' '' 'x264_intel_dispatcher_override();' ; then
1098 define HAVE_INTEL_DISPATCHER
1102 if [ "$bit_depth" -gt "8" ]; then
1103 define HIGH_BIT_DEPTH
1104 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1107 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1110 if [ "$chroma_format" != "all" ]; then
1111 define CHROMA_FORMAT CHROMA_$chroma_format
1114 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1116 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1118 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1121 if [ "$opencl" = "yes" ]; then
1123 # cygwin can use opencl if it can use LoadLibrary
1124 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1127 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1132 LDFLAGS="$LDFLAGS $libdl"
1135 #define undefined vars as 0
1136 for var in $CONFIG_HAVE; do
1137 grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1142 if [ $compiler_style = MS ]; then
1143 AR="lib -nologo -out:"
1145 [ $compiler = ICL ] && AR="xi$AR" && LD="xi$LD"
1147 LDFLAGS="-nologo -incremental:no $(cl_ldflags $LDFLAGS)"
1148 LDFLAGSCLI="$(cl_ldflags $LDFLAGSCLI)"
1151 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -nologo -I. -I\$(SRCPATH)/extras -fo"
1153 if [ $debug = yes ]; then
1154 LDFLAGS="-debug $LDFLAGS"
1155 CFLAGS="-D_DEBUG $CFLAGS"
1157 CFLAGS="-DNDEBUG $CFLAGS"
1164 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1166 [ $compiler != GNU ] && CFLAGS="$(cc_cflags $CFLAGS)"
1167 if [ $compiler = ICC -o $compiler = ICL ]; then
1168 # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1169 [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1170 PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1172 PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1174 elif [ $compiler = CL ]; then
1176 # _M_IX86_FP is only defined on x86
1177 [ $ARCH = X86 ] && cpp_check '' '' '_M_IX86_FP >= 1' && define __SSE__
1178 [ $ARCH = X86_64 ] && define __SSE__
1179 # As long as the cli application can't link against the dll, the dll can not be pgo'd.
1180 # pgds are link flag specific and the -dll flag for creating the dll makes it unshareable with the cli
1182 PROF_GEN_LD="-LTCG:PGINSTRUMENT"
1184 PROF_USE_LD="-LTCG:PGOPTIMIZE"
1186 PROF_GEN_CC="-fprofile-generate"
1187 PROF_GEN_LD="-fprofile-generate"
1188 PROF_USE_CC="-fprofile-use"
1189 PROF_USE_LD="-fprofile-use"
1194 # generate exported config file
1196 config_chroma_format="X264_CSP_I$chroma_format"
1197 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1198 cat > x264_config.h << EOF
1199 #define X264_BIT_DEPTH $bit_depth
1200 #define X264_GPL $x264_gpl
1201 #define X264_INTERLACED $x264_interlaced
1202 #define X264_CHROMA_FORMAT $config_chroma_format
1205 # generate config files
1207 cat > config.mak << EOF
1210 exec_prefix=$exec_prefix
1213 includedir=$includedir
1219 COMPILER_STYLE=$compiler_style
1234 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1236 PROF_GEN_CC=$PROF_GEN_CC
1237 PROF_GEN_LD=$PROF_GEN_LD
1238 PROF_USE_CC=$PROF_USE_CC
1239 PROF_USE_LD=$PROF_USE_LD
1243 if [ $compiler_style = MS ]; then
1244 echo '%.o: %.c' >> config.mak
1245 echo ' $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1248 if [ "$cli" = "yes" ]; then
1249 echo 'default: cli' >> config.mak
1250 echo 'install: install-cli' >> config.mak
1253 if [ "$shared" = "yes" ]; then
1254 API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1255 if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1256 echo "SONAME=libx264-$API.dll" >> config.mak
1257 if [ $compiler_style = MS ]; then
1258 echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1259 # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1260 # 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
1261 echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1262 echo "EXPORTS" > x264.def
1263 # export API functions
1264 grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1265 # export API variables/data. must be flagged with the DATA keyword
1266 grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1268 echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1269 echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1271 elif [ "$SYS" = "MACOSX" ]; then
1272 echo "SOSUFFIX=dylib" >> config.mak
1273 echo "SONAME=libx264.$API.dylib" >> config.mak
1274 echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1275 elif [ "$SYS" = "SunOS" ]; then
1276 echo "SOSUFFIX=so" >> config.mak
1277 echo "SONAME=libx264.so.$API" >> config.mak
1278 echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1280 echo "SOSUFFIX=so" >> config.mak
1281 echo "SONAME=libx264.so.$API" >> config.mak
1282 echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1284 echo 'default: lib-shared' >> config.mak
1285 echo 'install: install-lib-shared' >> config.mak
1288 if [ "$static" = "yes" ]; then
1289 echo 'default: lib-static' >> config.mak
1290 echo 'install: install-lib-static' >> config.mak
1293 if [ "$cli_libx264" = "system" ] ; then
1294 if [ "$shared" = "yes" ]; then
1295 CLI_LIBX264='$(SONAME)'
1296 elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1297 LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1300 die "Can not find system libx264"
1303 CLI_LIBX264='$(LIBX264)'
1305 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1306 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1308 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1310 cat > x264.pc << EOF
1312 exec_prefix=$exec_prefix
1314 includedir=$includedir
1317 Description: H.264 (MPEG4 AVC) encoder library
1318 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1319 Libs: -L$libdir -lx264 $([ "$shared" = "yes" ] || echo $libpthread $libm $libdl)
1320 Libs.private: $([ "$shared" = "yes" ] && echo $libpthread $libm $libdl)
1321 Cflags: -I$includedir
1324 filters="crop select_every"
1326 [ $swscale = yes ] && filters="resize $filters"
1327 [ $gpl = yes ] && filters="$filters $gpl_filters"
1329 cat > conftest.log <<EOF
1333 libx264: $cli_libx264
1337 interlaced: $interlaced
1350 bit depth: $bit_depth
1351 chroma format: $chroma_format
1355 cat conftest.log >> config.log
1359 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1360 mkdir -p common/{aarch64,arm,ppc,x86} encoder extras filters/video input output tools
1363 echo "You can run 'make' or 'make fprofiled' now."