diff --git a/multimedia/x265/Makefile b/multimedia/x265/Makefile
index d2a0b8dd52b0..712a954ff091 100644
--- a/multimedia/x265/Makefile
+++ b/multimedia/x265/Makefile
@@ -1,131 +1,167 @@
 # Created by: adamw
 
 PORTNAME=	x265
 PORTVERSION=	3.4
 PORTREVISION=	2
 CATEGORIES=	multimedia
 MASTER_SITES=	https://bitbucket.org/multicoreware/x265_git/get/${BB_TAG}.tar.gz?meow=/
 
 MAINTAINER=	mi@aldan.algebra.com
 COMMENT=	H.265/High Efficiency Video Coding (HEVC) format
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC:H}/COPYING
 
 USES=		cmake compiler:c++14-lang cpe pathfix dos2unix
 
 CPE_VENDOR=		multicorewareinc
 
 BB_TAG=	25b2c07035ff	# Top of the Release_3.4 branch at this time
 
 OPTIONS_DEFINE=		DEBUG OPTIMIZED_FLAGS VMAF
 OPTIONS_DEFAULT=	OPTIMIZED_FLAGS HI8P HI10P HI12P
 OPTIONS_DEFINE_aarch64=	ASM
 OPTIONS_DEFINE_amd64=	ASM SVTHEVC
 OPTIONS_DEFINE_i386=	ASM
+OPTIONS_DEFINE_powerpc64=	ASM
 OPTIONS_DEFAULT_amd64=	ASM
 
 OPTIONS_MULTI=		PixelWidth
 OPTIONS_MULTI_PixelWidth=HI8P HI10P HI12P
 
 DOS2UNIX_FILES=		abrEncApp.cpp
 DEBUG_PREVENTS=		OPTIMIZED_FLAGS
 DEBUG_PREVENTS_MSG=	Optimizations are incompatible with debugging code
 DEBUG_VARS_OFF=		CFLAGS+=-DNDEBUG
 DEBUG_CMAKE_ON=		-DCMAKE_ASM_NASM_FLAGS:STRING="-g -O0"
 OPTIMIZED_FLAGS_VARS=	CFLAGS+=-O3
 SVTHEVC_LIB_DEPENDS=	libSvtHevcEnc.so:multimedia/svt-hevc
 SVTHEVC_CMAKE_BOOL=	ENABLE_SVT_HEVC
 SVTHEVC_CMAKE_ON=	-DSVT_HEVC_INCLUDE_DIR:PATH="${LOCALBASE}/include/svt-hevc"
 VMAF_LIB_DEPENDS=	libvmaf.so:multimedia/vmaf
 VMAF_USES=		localbase:ldflags
 VMAF_CMAKE_BOOL=	ENABLE_LIBVMAF
 VMAF_CMAKE_ON=	-DVMAF_INCLUDE_DIR:PATH="${LOCALBASE}/include/libvmaf"
 
 DEBUG_DESC=	Enable debugging
 HI8P_DESC=	Enable 8-bit pixel-width (you, probably, want this)
 HI10P_DESC=	Enable 10-bit pixels (may break on i386)
 HI12P_DESC=	Enable 12-bit pixels (may break on i386)
 OPTIMIZED_FLAGS_DESC=	Enable O3 optimization
 SVTHEVC_DESC=	HEVC encoding via SVT-HEVC
 VMAF_DESC=	Per frame and aggregate VMAF score
 
 USE_LDCONFIG=	yes
 CMAKE_ARGS=	-DENABLE_TESTS=on -DENABLE_HDR10_PLUS:BOOL=true
 LDFLAGS_i386=	-Wl,-znotext
 EXTRACT_AFTER_ARGS+=	--exclude compat --strip-components=1
 PATCH_WRKSRC=	${WRKSRC:H}
 WRKSRC=		${WRKDIR}/source
 
 .include <bsd.port.options.mk>
 
 .if ${ARCH} == aarch64 && ${PORT_OPTIONS:MASM}
 BUILD_DEPENDS=	as:devel/binutils
 USE_GCC=	yes
-ASM_PREVENTS=	HI10P HI12P
-ASM_PREVENTS_MSG=	Currently HI10P and HI12P doesn't build with assembly
 .endif
 
-.if ${ARCH} != aarch64 && ${PORT_OPTIONS:MASM}
+.if ${ARCH} == powerpc64 && ${PORT_OPTIONS:MASM}
+CMAKE_ARGS+=	-DCPU_POWER8=ON \
+		-DENABLE_ALTIVEC=ON
+.endif
+
+.if ${ARCH} != aarch64 && ${ARCH} != powerpc64 && ${PORT_OPTIONS:MASM}
 BUILD_DEPENDS=	nasm:devel/nasm
 .endif
 
 DEFAULT_DEPTH=	${PORT_OPTIONS:MHI*P:O:ts/:T}
 OTHER_DEPTHS=	${PORT_OPTIONS:MHI*P:N${DEFAULT_DEPTH}}
 
 .if "${DEFAULT_DEPTH}" == "HI12P"
 CMAKE_ARGS+=	-DMAIN12:BOOL=true
 .endif
 
 .if "${DEFAULT_DEPTH}" != "HI8P"
 CMAKE_ARGS+=	-DHIGH_BIT_DEPTH:BOOL=true
 .endif
 
 CMAKE_OTHER_ARGS=${CMAKE_ARGS:C/.*-D_END_CUSTOM_OPTIONS=1 +//W}
 
 .if ${PORT_OPTIONS:MDEBUG}
 CFLAGS:=	${CFLAGS:N-O*} -O0 -g
 .endif
 
 .for b in ${OTHER_DEPTHS:C/HI([0-9]+)P/\1/}
 EXTRA_LINK_FLAGS+=-L${WRKSRC:H}/$bbit
 
+.if ${ARCH} == powerpc64
+
+.if $b != 8 || ! ${PORT_OPTIONS:MASM}
+ASSEMBLY=false
+.else
+ASSEMBLY=true
+.endif
+
+.if ${PORT_OPTIONS:MASM}
+POWER8=	true
+.else
+POWER8=	false
+.endif
+
+pre-build::
+	@${ECHO_MSG} "---> Building the $b-bit library ---"
+	${MKDIR} ${WRKSRC:H}/$bbit
+	${CMAKE_BIN} -S ${WRKSRC} -B ${WRKSRC:H}/$bbit \
+		${CMAKE_OTHER_ARGS} ${b:C/1./-DHIGH_BIT_DEPTH:BOOL=true/} \
+		-DMAIN$b:BOOL=true -DENABLE_ALTIVEC=${ASSEMBLY} -DCPU_POWER8=${POWER8} \
+		-DEXPORT_C_API:BOOL=false -DENABLE_CLI=false
+	${SETENV} ${MAKE_ENV} ${MAKE_CMD} -C ${WRKSRC:H}/$bbit ${MAKE_ARGS}
+	${LN} -f ${WRKSRC:H}/$bbit/libx265.a ${WRKSRC:H}/$bbit/libx265_$bbit.a
+	${ECHO_MSG} "---> Built the $b-bit library ---"
+
+.else
 .if ${ARCH} == i386 && $b != 8 || ! ${PORT_OPTIONS:MASM}
 ASSEMBLY=false
 .else
 ASSEMBLY=true
 .endif
 
 pre-build::
 	@${ECHO_MSG} "---> Building the $b-bit library ---"
 	${MKDIR} ${WRKSRC:H}/$bbit
 	${CMAKE_BIN} -S ${WRKSRC} -B ${WRKSRC:H}/$bbit \
 		${CMAKE_OTHER_ARGS} ${b:C/1./-DHIGH_BIT_DEPTH:BOOL=true/} \
 		-DMAIN$b:BOOL=true -DENABLE_ASSEMBLY:BOOL=${ASSEMBLY} \
 		-DEXPORT_C_API:BOOL=false -DENABLE_CLI=false
 	${SETENV} ${MAKE_ENV} ${MAKE_CMD} -C ${WRKSRC:H}/$bbit ${MAKE_ARGS}
 	${LN} -f ${WRKSRC:H}/$bbit/libx265.a ${WRKSRC:H}/$bbit/libx265_$bbit.a
 	${ECHO_MSG} "---> Built the $b-bit library ---"
+.endif
 .endfor
 
 .if "${EXTRA_LINK_FLAGS}"
 CMAKE_ARGS+=	-DEXTRA_LINK_FLAGS:STRING="${EXTRA_LINK_FLAGS}"
 CMAKE_ARGS+=	-DEXTRA_LIB="${OTHER_DEPTHS:C/HI([0-9]+)P/x265_\1bit/:C/ /;/gW}"
 CMAKE_ARGS+=	${OTHER_DEPTHS:C/HI([0-9]+)P/-DLINKED_\1BIT:BOOL=true/}
 .endif
 
 CMAKE_ARGS+=	-DENABLE_SHARED:BOOL=true
 
 .if ${ARCH} == i386 && ${DEFAULT_DEPTH} != "HI8P" || ! ${PORT_OPTIONS:MASM}
 CMAKE_ARGS+=	-DENABLE_ASSEMBLY:BOOL=false
 .else
+.if ${ARCH} != powerpc64
 CMAKE_ARGS+=	-DENABLE_ASSEMBLY:BOOL=true
+.else
+CMAKE_ARGS+=	-DCPU_POWER8=ON \
+		-DENABLE_ALTIVEC=ON
+.endif
 
 do-test:
 	${WRKDIR}/.build/test/TestBench
 .endif
 
 CMAKE_ARGS+=	-D_END_CUSTOM_OPTIONS=1
 CMAKE_ARGS+=	-DENABLE_PIC:BOOL=true
 
 .include <bsd.port.mk>
diff --git a/multimedia/x265/files/patch-source_CMakeLists.txt b/multimedia/x265/files/patch-source_CMakeLists.txt
index 8758bc33e723..19fa130e3b0e 100644
--- a/multimedia/x265/files/patch-source_CMakeLists.txt
+++ b/multimedia/x265/files/patch-source_CMakeLists.txt
@@ -1,32 +1,44 @@
---- source/CMakeLists.txt.orig	2020-06-06 08:18:40 UTC
+--- source/CMakeLists.txt.orig	2021-10-31 01:46:10 UTC
 +++ source/CMakeLists.txt
-@@ -122,3 +122,4 @@
+@@ -43,7 +43,7 @@ set(X86_ALIASES x86 i386 i686 x86_64 amd64)
+ set(ARM_ALIASES armv6l armv7l aarch64)
+ list(FIND X86_ALIASES "${SYSPROC}" X86MATCH)
+ list(FIND ARM_ALIASES "${SYSPROC}" ARMMATCH)
+-set(POWER_ALIASES ppc64 ppc64le)
++set(POWER_ALIASES powerpc64 powerpc64le ppc64 ppc64le)
+ list(FIND POWER_ALIASES "${SYSPROC}" POWERMATCH)
+ if("${SYSPROC}" STREQUAL "" OR X86MATCH GREATER "-1")
+     set(X86 1)
+@@ -121,6 +121,7 @@ if(UNIX)
+     option(ENABLE_LIBVMAF "Enable VMAF" OFF)
      if(ENABLE_LIBVMAF)
          add_definitions(-DENABLE_LIBVMAF)
 +        include_directories(${VMAF_INCLUDE_DIR})
      endif()
-@@ -592,12 +592,6 @@ if(ENABLE_HDR10_PLUS)
+ endif(UNIX)
+ 
+@@ -592,12 +593,6 @@ if(ENABLE_HDR10_PLUS)
          ARCHIVE DESTINATION ${LIB_INSTALL_DIR})
  endif()
  
 -if(SVTHEVC_FOUND)
 -    install(FILES "${SVT_HEVC_INCLUDE_DIR}/EbApi.h" DESTINATION include)
 -    install(FILES "${SVT_HEVC_INCLUDE_DIR}/EbErrorCodes.h" DESTINATION include)
 -    install(FILES "${SVT_HEVC_LIBRARY}" DESTINATION ${LIB_INSTALL_DIR})
 -endif()
 -
  install(FILES x265.h "${PROJECT_BINARY_DIR}/x265_config.h" DESTINATION include)
  if((WIN32 AND ENABLE_CLI) OR (WIN32 AND ENABLE_SHARED))
      if(MSVC_IDE)
-@@ -649,7 +643,10 @@ if(ENABLE_SHARED)
+@@ -649,7 +644,10 @@ if(ENABLE_SHARED)
      if(EXTRA_LIB)
          target_link_libraries(x265-shared ${EXTRA_LIB})
      endif()
 -	 target_link_libraries(x265-shared ${PLATFORM_LIBS})
 +    if(ENABLE_LIBVMAF)
 +	target_link_libraries(x265-shared ${VMAF})
 +    endif()
 +	target_link_libraries(x265-shared ${PLATFORM_LIBS})
      if(SVTHEVC_FOUND)
          target_link_libraries(x265-shared ${SVT_HEVC_LIBRARY})
      endif(SVTHEVC_FOUND)