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=
118 arg=${arg/pthreadGC/pthreadVC}
119 [ "$arg" = avifil32.lib ] && arg=vfw32.lib
120 [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
122 [ -n "$arg" ] && echo -n "$arg "
128 if [ -z "$1$2" ]; then
129 log_check "whether $CC works"
130 elif [ -z "$1" ]; then
135 elif [ -z "$1" ]; then
137 log_check "whether $CC supports $3"
139 log_check "whether $CC supports $3 with $2"
142 log_check "for $3 in $1";
145 [ -n "$1" ] && echo "#include <$1>" > conftest.c
146 echo "int main (void) { $3 return 0; }" >> conftest.c
147 if [ $compiler_style = MS ]; then
148 cc_cmd="$CC conftest.c $(cc_cflags $CFLAGS $2) -link $(cl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
150 cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
152 if $cc_cmd >conftest.log 2>&1; then
158 log_msg "Failed commandline was:"
159 log_msg "--------------------------------------------------"
161 cat conftest.log >> config.log
162 log_msg "--------------------------------------------------"
163 log_msg "Failed program was:"
164 log_msg "--------------------------------------------------"
165 cat conftest.c >> config.log
166 log_msg "--------------------------------------------------"
172 log_check "whether $3 is true"
174 [ -n "$1" ] && echo "#include <$1>" > conftest.c
175 echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
176 if [ $compiler_style = MS ]; then
177 cpp_cmd="$CC conftest.c $(cc_cflags $CFLAGS $2) -P"
179 cpp_cmd="$CC conftest.c $CFLAGS $2 -E -o conftest"
181 if $cpp_cmd >conftest.log 2>&1; then
187 log_msg "--------------------------------------------------"
188 cat conftest.log >> config.log
189 log_msg "--------------------------------------------------"
190 log_msg "Failed program was:"
191 log_msg "--------------------------------------------------"
192 cat conftest.c >> config.log
193 log_msg "--------------------------------------------------"
199 log_check "whether $AS supports $1"
200 echo "$1" > conftest.asm
201 if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
207 log_msg "Failed commandline was:"
208 log_msg "--------------------------------------------------"
209 log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
210 cat conftest.log >> config.log
211 log_msg "--------------------------------------------------"
212 log_msg "Failed program was:"
213 log_msg "--------------------------------------------------"
214 cat conftest.asm >> config.log
215 log_msg "--------------------------------------------------"
221 log_check "whether $RC works"
222 echo "$1" > conftest.rc
223 if [ $compiler = GNU ]; then
224 rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
226 rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
228 if $rc_cmd >conftest.log 2>&1; then
234 log_msg "Failed commandline was:"
235 log_msg "--------------------------------------------------"
237 cat conftest.log >> config.log
238 log_msg "--------------------------------------------------"
239 log_msg "Failed program was:"
240 log_msg "--------------------------------------------------"
241 cat conftest.rc >> config.log
242 log_msg "--------------------------------------------------"
248 echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
257 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
259 SRCPATH="$(cd $(dirname $0); pwd)"
260 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
261 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
262 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
265 exec_prefix='${prefix}'
266 bindir='${exec_prefix}/bin'
267 libdir='${exec_prefix}/lib'
268 includedir='${prefix}/include'
272 cli_libx264="internal"
296 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
298 LDFLAGSCLI="$LDFLAGSCLI"
299 ASFLAGS="$ASFLAGS -I. -I\$(SRCPATH)"
306 # list of all preprocessor HAVE values we can define
307 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F SWSCALE \
308 LAVF FFMS GPAC AVS GPL VECTOREXT INTERLACED CPU_COUNT OPENCL THP LSMASH X86_INLINE_ASM"
319 exec_prefix="$optarg"
345 --disable-interlaced)
367 ASFLAGS="$ASFLAGS $optarg"
370 CFLAGS="$CFLAGS $optarg"
373 LDFLAGS="$LDFLAGS $optarg"
376 RCFLAGS="$RCFLAGS $optarg"
381 --enable-win32thread)
392 LDFLAGS="$LDFLAGS -pg"
408 cross_prefix="$optarg"
411 CFLAGS="$CFLAGS --sysroot=$optarg"
412 LDFLAGS="$LDFLAGS --sysroot=$optarg"
416 if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
417 echo "Supplied bit depth must be in range [8,10]."
420 bit_depth=`expr $bit_depth + 0`
423 chroma_format="$optarg"
424 if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
425 echo "Supplied chroma format must be 420, 422, 444 or all."
430 echo "Unknown option $opt, ignored"
435 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
437 CC="${CC-${cross_prefix}gcc}"
438 AR="${AR-${cross_prefix}ar}"
439 RANLIB="${RANLIB-${cross_prefix}ranlib}"
440 STRIP="${STRIP-${cross_prefix}strip}"
441 INSTALL="${INSTALL-install}"
443 if [ "x$host" = x ]; then
444 host=`${SRCPATH}/config.guess`
446 # normalize a triplet into a quadruplet
447 host=`${SRCPATH}/config.sub $host`
450 host_cpu="${host%%-*}"
452 host_vendor="${host%%-*}"
455 # test for use of compilers that require specific handling
456 cc_base=`basename "$CC"`
458 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
459 if [[ "$cc_base" = icl || "$cc_base" = icl.* ]]; then
460 # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
461 [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
464 CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
466 `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
467 `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
468 cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
469 elif [[ "$cc_base" = cl || "$cc_base" = cl.* ]]; then
470 # Standard Microsoft Visual Studio
471 # Dependency creation includes absolute windows paths, Cygwin's make does not support Windows paths.
472 [[ $host_os = cygwin* ]] && die "Microsoft Visual Studio support requires MSYS"
475 CFLAGS="$CFLAGS -nologo -DHAVE_STRING_H -I\$(SRCPATH)/extras"
476 `$CC 2>&1 | grep -q 'for x86'` && host_cpu=i486
477 `$CC 2>&1 | grep -q 'for x64'` && host_cpu=x86_64
478 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"
481 if [[ "$cc_base" = icc || "$cc_base" = icc.* ]]; then
496 if [ "$pic" = "no" ]; then
497 cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
529 if cc_check "" -mno-cygwin; then
530 CFLAGS="$CFLAGS -mno-cygwin"
531 LDFLAGS="$LDFLAGS -mno-cygwin"
533 if cpp_check "" "" "defined(__CYGWIN__)" ; then
539 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
540 RC="${RC-${cross_prefix}windres}"
547 LDFLAGSCLI="$LDFLAGSCLI -lshell32"
548 [ $compiler = GNU ] && RC="${RC-${cross_prefix}windres}" || RC="${RC-rc}"
554 if cc_check "" /usr/lib/64/values-xpg6.o; then
555 LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
557 LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
559 if test -x /usr/ucb/install ; then
560 INSTALL=/usr/ucb/install
561 elif test -x /usr/bin/ginstall ; then
563 INSTALL=/usr/bin/ginstall
564 elif test -x /usr/gnu/bin/install ; then
566 INSTALL=/usr/gnu/bin/install
575 CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
578 die "Unknown system $host, edit the configure"
582 LDFLAGS="$LDFLAGS $libm"
589 ASFLAGS="$ASFLAGS -O2 -DARCH_X86_64=0 -I\$(SRCPATH)/common/x86/"
590 if [ $compiler = GNU ]; then
591 if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
592 CFLAGS="$CFLAGS -march=i686"
594 if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
595 CFLAGS="$CFLAGS -mfpmath=sse -msse"
597 CFLAGS="-m32 $CFLAGS"
598 LDFLAGS="-m32 $LDFLAGS"
599 elif [ $compiler = ICC ]; then
600 # icc on linux has various degrees of mod16 stack support
601 if [ $SYS = LINUX ]; then
602 # < 11 is completely incapable of keeping a mod16 stack
603 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
605 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
606 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
607 CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
609 # >= 12 defaults to a mod16 stack
612 # always a mod4 stack
615 if [ "$SYS" = MACOSX ]; then
616 ASFLAGS="$ASFLAGS -f macho -DPREFIX"
617 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
618 ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
619 LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
620 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
621 [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
623 ASFLAGS="$ASFLAGS -f elf"
629 ASFLAGS="$ASFLAGS -DARCH_X86_64=1 -I\$(SRCPATH)/common/x86/"
630 [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
631 if [ "$SYS" = MACOSX ]; then
632 ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
633 if cc_check '' "-arch x86_64"; then
634 CFLAGS="$CFLAGS -arch x86_64"
635 LDFLAGS="$LDFLAGS -arch x86_64"
637 elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
638 ASFLAGS="$ASFLAGS -f win32 -m amd64"
639 # only the GNU toolchain is inconsistent in prefixing function names with _
640 [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
641 [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
642 [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
644 ASFLAGS="$ASFLAGS -f elf -m amd64"
649 if [ $asm = auto ] ; then
651 AS="${AS-${cross_prefix}gcc}"
652 if [ $SYS = MACOSX ] ; then
653 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
655 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
656 define HAVE_ALTIVEC_H
663 mips|mipsel|mips64|mips64el)
668 if [ "$SYS" = MACOSX ] ; then
669 AS="${AS-extras/gas-preprocessor.pl $CC}"
670 ASFLAGS="$ASFLAGS -DPREFIX -DPIC" # apple's ld doesn't support movw/movt relocations at all
671 # build for armv7 by default
672 if ! echo $CFLAGS | grep -Eq '\-arch' ; then
673 CFLAGS="$CFLAGS -arch armv7"
674 LDFLAGS="$LDFLAGS -arch armv7"
677 AS="${AS-${cross_prefix}gcc}"
693 ARCH="$(echo $host_cpu | tr a-z A-Z)"
697 if [ $SYS = WINDOWS ]; then
698 if ! rc_check "0 RCDATA {0}" ; then
703 log_msg "x264 configure script"
705 msg="Command line options:"
715 cc_check || die "No working C compiler found."
717 if [ $compiler_style = GNU ]; then
718 if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
719 CFLAGS="$CFLAGS -std=gnu99"
720 elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
721 CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
722 elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
723 die "C99 compiler is needed for compilation."
727 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
731 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
732 if ! as_check "vpmovzxwd ymm0, xmm0" ; then
733 VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
735 echo "Minimum version is yasm-1.2.0"
736 echo "If you really want to compile without asm, configure with --disable-asm."
739 cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' && define HAVE_X86_INLINE_ASM
740 ASFLAGS="$ASFLAGS -Worphan-labels"
742 if [ $compiler = GNU ] && cc_check '' -mpreferred-stack-boundary=5 ; then
743 CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
748 if [ $asm = auto -a $ARCH = ARM ] ; then
749 # set flags so neon is built by default
750 echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
752 if cc_check '' '' '__asm__("rev ip, ip");' ; then define HAVE_ARMV6
753 cc_check '' '' '__asm__("movt r0, #0");' && define HAVE_ARMV6T2
754 cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
755 ASFLAGS="$ASFLAGS -c"
757 echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
758 echo "If you really want to run on such a CPU, configure with --disable-asm."
763 [ $asm = no ] && AS=""
764 [ "x$AS" = x ] && asm="no" || asm="yes"
769 define STACK_ALIGNMENT $stack_alignment
770 ASFLAGS="$ASFLAGS -DSTACK_ALIGNMENT=$stack_alignment"
772 # 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
773 if [ $compiler = GNU ]; then
774 echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
775 $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
776 if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
777 define WORDS_BIGENDIAN
778 elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
779 die "endian test failed"
783 # autodetect options that weren't forced nor disabled
785 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
786 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
789 if [ "$thread" = "auto" ]; then
794 define HAVE_BEOSTHREAD
797 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
799 libpthread="-lpthread"
800 elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
802 libpthread="-lpthreadGC2"
803 elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
805 libpthread="-lpthreadGC2 -lwsock32"
806 define PTW32_STATIC_LIB
807 elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
809 libpthread="-lpthreadGC2 -lws2_32"
810 define PTW32_STATIC_LIB
812 # default to native threading if pthread-win32 is unavailable
817 cc_check pthread.h -lc "pthread_create(0,0,0,0);" && thread="posix" && libpthread="-lc"
820 if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
822 libpthread="-lpthread"
824 cc_check pthread.h "" "pthread_create(0,0,0,0);" && thread="posix" && libpthread=""
829 if [ "$thread" = "posix" ]; then
830 LDFLAGS="$LDFLAGS $libpthread"
831 define HAVE_POSIXTHREAD
832 if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
833 define HAVE_CPU_COUNT
836 if [ "$thread" = "win32" ]; then
837 # cygwin does not support win32 threads
838 if [ "$SYS" = "WINDOWS" ]; then
839 define HAVE_WIN32THREAD
844 [ "$thread" != "no" ] && define HAVE_THREAD
846 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
850 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
854 if [ "$swscale" = "auto" ] ; then
856 if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
857 SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
858 SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
860 [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
862 if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
863 if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(AV_PIX_FMT_FLAG_RGB)" ; then
866 echo "Warning: AV_PIX_FMT_FLAG_RGB is missing from libavutil, update for swscale support"
871 if [ "$lavf" = "auto" ] ; then
873 if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
874 LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
875 LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
877 if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
878 LAVF_LIBS="-lavformat"
879 for lib in -lpostproc -lavcodec -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32 -lws2_32; do
880 cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
883 LAVF_LIBS="-L. $LAVF_LIBS"
884 if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
885 if [ "$swscale" = "yes" ]; then
888 echo "Warning: libavformat is not supported without swscale support"
893 if [ "$ffms" = "auto" ] ; then
894 ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
897 if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
898 FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
899 FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
901 [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
903 if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
905 elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
907 FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
910 error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
911 if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
913 echo "Warning: $error"
915 if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
916 echo "Warning: ffms is not supported without swscale support"
921 if [ "$swscale" = "yes" ]; then
922 LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
923 CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
925 if [ "$lavf" = "yes" ]; then
926 LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
927 CFLAGS="$CFLAGS $LAVF_CFLAGS"
930 if [ "$ffms" = "yes" ]; then
931 LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
932 CFLAGS="$CFLAGS $FFMS2_CFLAGS"
937 if [ "$lsmash" = "auto" ] ; then
939 if ${cross_prefix}pkg-config --exists liblsmash 2>/dev/null; then
940 LSMASH_LIBS="$LSMASH_LIBS $(${cross_prefix}pkg-config --libs liblsmash)"
941 LSMASH_CFLAGS="$LSMASH_CFLAGS $(${cross_prefix}pkg-config --cflags liblsmash)"
943 [ -z "$LSMASH_LIBS" ] && LSMASH_LIBS="-llsmash"
945 if cc_check lsmash.h "$LSMASH_CFLAGS $LSMASH_LIBS" ; then
946 if cpp_check lsmash.h "$LSMASH_CFLAGS" "LSMASH_VERSION_MAJOR > 1 || (LSMASH_VERSION_MAJOR == 1 && LSMASH_VERSION_MINOR >= 5)" ; then
949 echo "Warning: lsmash is too old, update to rev.895 or later"
954 if [ "$gpac" = "auto" -a "$lsmash" != "yes" ] ; then
956 GPAC_LIBS="-lgpac_static"
957 cc_check "" -lz && GPAC_LIBS="$GPAC_LIBS -lz"
958 if [ "$SYS" = "WINDOWS" ] ; then
959 cc_check "" -lws2_32 && GPAC_LIBS="$GPAC_LIBS -lws2_32"
960 cc_check "" -lwinmm && GPAC_LIBS="$GPAC_LIBS -lwinmm"
962 if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
963 if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
966 echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
971 if [ "$lsmash" = "yes" ] ; then
973 LDFLAGSCLI="$LSMASH_LIBS $LDFLAGSCLI"
974 CFLAGS="$CFLAGS $LSMASH_CFLAGS"
976 elif [ "$gpac" = "yes" ] ; then
979 LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
982 if [ "$avs" = "auto" ] ; then
984 # cygwin can use avisynth if it can use LoadLibrary
985 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
988 define USE_AVXSYNTH 0
989 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
990 # AvxSynth currently only supports Linux and OSX
993 define USE_AVXSYNTH 1
995 LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
999 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
1001 if [ "$pic" = "yes" ] ; then
1002 CFLAGS="$CFLAGS -fPIC"
1003 ASFLAGS="$ASFLAGS -DPIC"
1004 # resolve textrels in the x86 asm
1005 cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
1006 [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
1009 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
1010 CFLAGS="$CFLAGS -fomit-frame-pointer"
1013 if [ "$strip" = "yes" ]; then
1014 LDFLAGS="$LDFLAGS -s"
1017 if [ "$debug" = "yes" ]; then
1018 CFLAGS="-O1 -g $CFLAGS"
1020 CFLAGS="-O3 -ffast-math $CFLAGS"
1023 if cc_check '' -fno-tree-vectorize ; then
1024 CFLAGS="$CFLAGS -fno-tree-vectorize"
1027 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1028 # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1029 cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1032 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1035 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1036 define fseek fseeko64
1037 define ftell ftello64
1038 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1039 define fseek _fseeki64
1040 define ftell _ftelli64
1043 if cc_check '' -Wshadow ; then
1044 CFLAGS="-Wshadow $CFLAGS"
1047 if cc_check '' -Wmaybe-uninitialized ; then
1048 CFLAGS="-Wno-maybe-uninitialized $CFLAGS"
1051 if [ "$bit_depth" -gt "8" ]; then
1052 define HIGH_BIT_DEPTH
1053 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1056 ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1059 if [ "$chroma_format" != "all" ]; then
1060 define CHROMA_FORMAT CHROMA_$chroma_format
1063 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1065 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1067 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1070 if [ "$opencl" = "yes" ]; then
1072 # cygwin can use opencl if it can use LoadLibrary
1073 if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1076 elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1081 LDFLAGS="$LDFLAGS $libdl"
1084 #define undefined vars as 0
1085 for var in $CONFIG_HAVE; do
1086 grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1091 if [ $compiler_style = MS ]; then
1092 AR="lib -nologo -out:"
1094 [ $compiler = ICL ] && AR="xi$AR" && LD="xi$LD"
1096 LDFLAGS="-nologo -incremental:no $(cl_ldflags $LDFLAGS)"
1097 LDFLAGSCLI="$(cl_ldflags $LDFLAGSCLI)"
1100 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -nologo -I. -I\$(SRCPATH)/extras -fo"
1102 if [ $debug = yes ]; then
1103 LDFLAGS="-debug $LDFLAGS"
1104 CFLAGS="-D_DEBUG $CFLAGS"
1106 CFLAGS="-DNDEBUG $CFLAGS"
1113 [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1115 [ $compiler != GNU ] && CFLAGS="$(cc_cflags $CFLAGS)"
1116 if [ $compiler = ICC -o $compiler = ICL ]; then
1117 # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1118 [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1119 PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1121 PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1123 elif [ $compiler = CL ]; then
1125 # _M_IX86_FP is only defined on x86
1126 [ $ARCH = X86 ] && cpp_check '' '' '_M_IX86_FP >= 1' && define __SSE__
1127 [ $ARCH = X86_64 ] && define __SSE__
1128 # As long as the cli application can't link against the dll, the dll can not be pgo'd.
1129 # pgds are link flag specific and the -dll flag for creating the dll makes it unshareable with the cli
1131 PROF_GEN_LD="-LTCG:PGINSTRUMENT"
1133 PROF_USE_LD="-LTCG:PGOPTIMIZE"
1135 PROF_GEN_CC="-fprofile-generate"
1136 PROF_GEN_LD="-fprofile-generate"
1137 PROF_USE_CC="-fprofile-use"
1138 PROF_USE_LD="-fprofile-use"
1143 # generate exported config file
1145 config_chroma_format="X264_CSP_I$chroma_format"
1146 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1147 cat > x264_config.h << EOF
1148 #define X264_BIT_DEPTH $bit_depth
1149 #define X264_GPL $x264_gpl
1150 #define X264_INTERLACED $x264_interlaced
1151 #define X264_CHROMA_FORMAT $config_chroma_format
1154 # generate config files
1156 cat > config.mak << EOF
1159 exec_prefix=$exec_prefix
1162 includedir=$includedir
1168 COMPILER_STYLE=$compiler_style
1183 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1185 PROF_GEN_CC=$PROF_GEN_CC
1186 PROF_GEN_LD=$PROF_GEN_LD
1187 PROF_USE_CC=$PROF_USE_CC
1188 PROF_USE_LD=$PROF_USE_LD
1192 if [ $compiler_style = MS ]; then
1193 echo '%.o: %.c' >> config.mak
1194 echo ' $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1197 if [ "$cli" = "yes" ]; then
1198 echo 'default: cli' >> config.mak
1199 echo 'install: install-cli' >> config.mak
1202 if [ "$shared" = "yes" ]; then
1203 API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1204 if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1205 echo "SONAME=libx264-$API.dll" >> config.mak
1206 if [ $compiler_style = MS ]; then
1207 echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1208 # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1209 # 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
1210 echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1211 echo "EXPORTS" > x264.def
1212 # export API functions
1213 grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1214 # export API variables/data. must be flagged with the DATA keyword
1215 grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1217 echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1218 echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1220 elif [ "$SYS" = "MACOSX" ]; then
1221 echo "SOSUFFIX=dylib" >> config.mak
1222 echo "SONAME=libx264.$API.dylib" >> config.mak
1223 echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1224 elif [ "$SYS" = "SunOS" ]; then
1225 echo "SOSUFFIX=so" >> config.mak
1226 echo "SONAME=libx264.so.$API" >> config.mak
1227 echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1229 echo "SOSUFFIX=so" >> config.mak
1230 echo "SONAME=libx264.so.$API" >> config.mak
1231 echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1233 echo 'default: lib-shared' >> config.mak
1234 echo 'install: install-lib-shared' >> config.mak
1237 if [ "$static" = "yes" ]; then
1238 echo 'default: lib-static' >> config.mak
1239 echo 'install: install-lib-static' >> config.mak
1242 if [ "$cli_libx264" = "system" ] ; then
1243 if [ "$shared" = "yes" ]; then
1244 CLI_LIBX264='$(SONAME)'
1245 elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1246 LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1249 die "Can not find system libx264"
1252 CLI_LIBX264='$(LIBX264)'
1254 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1255 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1257 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1259 cat > x264.pc << EOF
1261 exec_prefix=$exec_prefix
1263 includedir=$includedir
1266 Description: H.264 (MPEG4 AVC) encoder library
1267 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1268 Libs: -L$libdir -lx264 $([ "$shared" = "yes" ] || echo $libpthread $libm $libdl)
1269 Libs.private: $([ "$shared" = "yes" ] && echo $libpthread $libm $libdl)
1270 Cflags: -I$includedir
1273 filters="crop select_every"
1275 [ $swscale = yes ] && filters="resize $filters"
1276 [ $gpl = yes ] && filters="$filters $gpl_filters"
1278 cat > conftest.log <<EOF
1282 libx264: $cli_libx264
1286 interlaced: $interlaced
1299 bit depth: $bit_depth
1300 chroma format: $chroma_format
1304 cat conftest.log >> config.log
1308 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1309 mkdir -p common/{arm,ppc,x86} encoder extras filters/video input output tools
1312 echo "You can run 'make' or 'make fprofiled' now."