Index: head/multimedia/libvpx/Makefile
===================================================================
--- head/multimedia/libvpx/Makefile	(revision 454170)
+++ head/multimedia/libvpx/Makefile	(revision 454171)
@@ -1,89 +1,92 @@
 # Created by: Ashish SHUKLA <ashish@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	libvpx
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.6.1
 PORTREVISION=	2
 CATEGORIES=	multimedia
 
+PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
+PATCHFILES=	bc4bc9b6223d.patch:-p1
+
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	VP8/VP9 Codec SDK
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	nasm:devel/nasm
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	webmproject
 
 USES=		cpe gmake perl5 shebangfix
 CPE_VENDOR=	john_koleszar
 HAS_CONFIGURE=	yes
 USE_PERL5=	build
 USE_LDCONFIG=	yes
 SHEBANG_FILES=	build/make/ads2gas.pl
 CONFIGURE_ENV=	ASFLAGS="${ASFLAGS}"
 # Only explicitly list ARCHs with SIMD optimizations
 CONFIGURE_ARGS_aarch64=	--target=arm64-linux-gcc
 CONFIGURE_ARGS_amd64=	--target=x86_64-linux-gcc
 CONFIGURE_ARGS_armv7=	--target=armv7-linux-gcc
 CONFIGURE_ARGS_i386=	--target=x86-linux-gcc
 CONFIGURE_ARGS+=${CONFIGURE_ARGS_${ARCH}} \
 		--prefix=${PREFIX} \
 		--disable-install-docs \
 		--disable-install-srcs \
 		--enable-pic \
 		--enable-vp8 \
 		--enable-vp9
 MAKE_ARGS+=	verbose=yes
 ASFLAGS+=	${ASFLAGS_${ARCH}}
 ASFLAGS_armv7=	-meabi=5
 ALL_TARGET=	# empty
 
 # armv7 is actually armv6 target before FreeBSD 12.0
 .if ${CFLAGS:M-march=armv7*}
 CONFIGURE_ARGS+=	${CONFIGURE_ARGS_armv7}
 ASFLAGS+=		${ASFLAGS_armv7}
 .endif
 
 OPTIONS_DEFINE=	DEBUG MULTIRES POSTPROC RTCPU SHARED SIZE_LIMIT TEST THREADS
 OPTIONS_DEFAULT=MULTIRES POSTPROC RTCPU SHARED SIZE_LIMIT THREADS
 OPTIONS_EXCLUDE_aarch64=RTCPU
 OPTIONS_SUB=		SHARED
 
 DEBUG_CONFIGURE_ON=	--enable-debug
 
 MULTIRES_DESC=		Enable multi-resolution encoding
 MULTIRES_CONFIGURE_ON=	--enable-multi-res-encoding
 
 POSTPROC_DESC=		Enable postprocessing
 POSTPROC_CONFIGURE_ON=	--enable-postproc --enable-vp9-postproc	\
 			--enable-vp9-temporal-denoising
 
 RTCPU_DESC=		Detect CPU capabilities at runtime
 RTCPU_CONFIGURE_ON=	--enable-runtime-cpu-detect
 
 SHARED_DESC=		Enable shared-library support
 SHARED_CONFIGURE_ON=	--enable-shared
 
 SIZE_LIMIT_DESC=	Maximum size allowed by decoder: ${SIZE_LIMIT}
 SIZE_LIMIT_CONFIGURE_ON=--size-limit=${SIZE_LIMIT}
 SIZE_LIMIT?=		16384x16384 # Chromium; Firefox has 4000x3000
 
 TEST_CONFIGURE_OFF=	--disable-unit-tests
 
 THREADS_CONFIGURE_OFF=	--disable-multithread
 
 post-patch:
 	@${REINPLACE_CMD} 's|\(link_with_cc\)=gcc|\1=$${CC}|' \
 		${WRKSRC}/build/make/configure.sh
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/vpx*
 
 post-install-SHARED-on:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libvpx.so.*.*.*
 
 .include <bsd.port.mk>
Index: head/multimedia/libvpx/distinfo
===================================================================
--- head/multimedia/libvpx/distinfo	(revision 454170)
+++ head/multimedia/libvpx/distinfo	(revision 454171)
@@ -1,3 +1,5 @@
 TIMESTAMP = 1484252847
 SHA256 (webmproject-libvpx-v1.6.1_GH0.tar.gz) = cda8bb6f0e4848c018177d3a576fa83ed96d762554d7010fe4cfb9d70c22e588
 SIZE (webmproject-libvpx-v1.6.1_GH0.tar.gz) = 2493087
+SHA256 (bc4bc9b6223d.patch) = cba3b69f1b8f34042802c076b46cf96bca2b4af028aeaf64e9b03ea8507c649e
+SIZE (bc4bc9b6223d.patch) = 2319