Make use of Clang's integrated assembler to build the x86 ASM support
within x264 so as to use MMX / MMXEXT / SSE / SSE2 / SSSE3 and if there
is kernel support added also AVX / AVX2. This can have quite an impact
on performance improving encoding speed by 2 - 3 times.
Index: Makefile
===================================================================
RCS file: /home/cvs/ports/multimedia/x264/Makefile,v
retrieving revision 1.26
diff -u -p -u -p -r1.26 Makefile
--- Makefile 6 Oct 2013 20:38:52 -0000 1.26
+++ Makefile 14 Dec 2013 05:34:38 -0000
@@ -5,6 +5,7 @@ COMMENT= free H.264/MPEG-4 AVC encoder
V= 20131002
DISTNAME= x264-snapshot-${V}-2245
PKGNAME= x264-${V}
+REVISION= 0
CATEGORIES= multimedia
MASTER_SITES= http://downloads.videolan.org/pub/videolan/x264/snapshots/
EXTRACT_SUFX= .tar.bz2
@@ -21,16 +22,28 @@ PERMIT_PACKAGE_FTP= Yes
WANTLIB= c m pthread
+MODULES= lang/clang
+
+MODCLANG_ARCHS= amd64 i386
+MODCLANG_LANGS= c
+
+.if ${MACHINE_ARCH} == "amd64" || ${MACHINE_ARCH} == "i386"
+BUILD_DEPENDS+= devel/yasm
+.endif
+
USE_GMAKE= Yes
CONFIGURE_STYLE= simple
CONFIGURE_ENV= API=${LIBx264_VERSION}
-CONFIGURE_ARGS+=--disable-asm \
- --disable-ffms \
+CONFIGURE_ARGS+=--disable-ffms \
--disable-gpac \
--disable-lavf \
--disable-swscale \
--enable-static \
--prefix=${PREFIX}
+
+.if ${MACHINE_ARCH} != "amd64" && ${MACHINE_ARCH} != "i386"
+CONFIGURE_ARGS+=--disable-asm
+.endif
NO_TEST= Yes
--
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