diff -ur graphics/opencv.orig/Makefile graphics/opencv/Makefile
--- graphics/opencv.orig/Makefile
+++ graphics/opencv/Makefile
@@ -2,6 +2,7 @@
 
 PORTNAME=	opencv
 DISTVERSION=	4.5.1
+PORTREVISION=	1
 CATEGORIES=	graphics
 
 MAINTAINER=	tcberner@FreeBSD.org
@@ -19,7 +20,6 @@
 		libfreetype.so:print/freetype2 \
 		libgflags.so:devel/gflags \
 		libglog.so:devel/glog \
-		libgphoto2.so:graphics/libgphoto2 \
 		libharfbuzz.so:print/harfbuzz \
 		libhdf5.so:science/hdf5 \
 		libopenblas.so:math/openblas \
@@ -40,22 +40,24 @@
 
 CMAKE_ON=	\
 		WITH_EIGEN  \
-		WITH_GDAL \
-		WITH_GDCM \
-		WITH_GPHOTO2 \
 		WITH_JASPER \
 		WITH_JPEG \
 		WITH_OPENCL \
 		WITH_OPENEXR \
 		WITH_OPENGL \
 		WITH_PNG \
+		WITH_PROTOBUF \
 		WITH_TBB \
 		WITH_TIFF \
 		WITH_VULKAN \
 		WITH_WEBP \
 		OPENCV_GENERATE_PKGCONFIG \
 		OPENCV_ENABLE_NONFREE
-CMAKE_OFF=	OPENCV_GENERATE_SETUPVARS \
+CMAKE_OFF=	\
+		WITH_GDAL \
+		WITH_GDCM \
+		WITH_GTK \
+		OPENCV_GENERATE_SETUPVARS \
 		BUILD_opencv_python2 \
 		BUILD_TESTS
 CMAKE_ARGS=	-DOPENCV_EXTRA_MODULES_PATH="${WRKSRC}/contrib/modules" \
@@ -64,18 +66,41 @@
 
 DATADIR=	${PREFIX}/share/${PORTNAME}4
 
-OPTIONS_DEFINE=		PYTHON JAVA
+OPTIONS_DEFINE=		DC1394 GPHOTO2 GSTREAMER PYTHON JAVA OPENJPEG OPENMP V4L VTK
 OPTIONS_DEFAULT=	PYTHON
 OPTIONS_SUB=		yes
 
+DC1394_DESC=		Include IEEE1394 support
+DC1394_CMAKE_BOOL=	WITH_1394
+DC1394_LIB_DEPENDS=	libdc1394.so:multimedia/libdc1394
+
+GPHOTO2_DESC=		Include gPhoto2 library support
+GPHOTO2_CMAKE_BOOL=	WITH_GPHOTO2
+GPHOTO2_LIB_DEPENDS=	libgphoto2.so:graphics/libgphoto2
+
+GSTREAMER_CMAKE_BOOL=	WITH_GSTREAMER
+GSTREAMER_LIB_DEPENDS=	libgstreamer-1.0.so:multimedia/gstreamer1
+
 JAVA_CMAKE_BOOL=	BUILD_openv_java
 JAVA_BUILD_DEPENDS=	ant:devel/apache-ant
 
+OPENJPEG_CMAKE_BOOL=	WITH_OPENJPEG
+OPENJPEG_LIB_DEPENDS=	libopenjp2.so:graphics/openjpeg
+
+OPENMP_CMAKE_BOOL=	WITH_OPENMP
+
 PYTHON_BUILD_DEPENDS=	${PYNUMPY}
 PYTHON_RUN_DEPENDS=	${PYNUMPY}
 PYTHON_USES=		python:3.6+
 PYTHON_USE_PYTHON=	noflavors
 PYTHON_CMAKE_BOOL=	BUILD_opencv_python3
+
+V4L_CMAKE_BOOL=		WITH_V4L
+V4L_BUILD_DEPENDS=	v4l_compat>=1.0.20100321:multimedia/v4l_compat
+
+VTK_DESC=		Include VTK library support (build opencv_viz module)
+VTK_CMAKE_BOOL=		WITH_VTK
+VTK_LIB_DEPENDS=	libvtkCommonCore-9.0.so:math/vtk9
 
 post-extract:
 	${MV} ${WRKSRC_contrib} ${WRKSRC}/contrib
diff -ur graphics/opencv.orig/pkg-plist graphics/opencv/pkg-plist
--- graphics/opencv.orig/pkg-plist
+++ graphics/opencv/pkg-plist
@@ -492,6 +492,12 @@
 include/opencv4/opencv2/videostab/ring_buffer.hpp
 include/opencv4/opencv2/videostab/stabilizer.hpp
 include/opencv4/opencv2/videostab/wobble_suppression.hpp
+%%VTK%%include/opencv4/opencv2/viz.hpp
+%%VTK%%include/opencv4/opencv2/viz/types.hpp
+%%VTK%%include/opencv4/opencv2/viz/viz3d.hpp
+%%VTK%%include/opencv4/opencv2/viz/vizcore.hpp
+%%VTK%%include/opencv4/opencv2/viz/widget_accessor.hpp
+%%VTK%%include/opencv4/opencv2/viz/widgets.hpp
 include/opencv4/opencv2/xfeatures2d.hpp
 include/opencv4/opencv2/xfeatures2d/cuda.hpp
 include/opencv4/opencv2/xfeatures2d/nonfree.hpp
@@ -680,6 +686,9 @@
 lib/libopencv_videostab.so
 lib/libopencv_videostab.so.4.5
 lib/libopencv_videostab.so.4.5.1
+%%VTK%%lib/libopencv_viz.so
+%%VTK%%lib/libopencv_viz.so.4.5
+%%VTK%%lib/libopencv_viz.so.4.5.1
 lib/libopencv_xfeatures2d.so
 lib/libopencv_xfeatures2d.so.4.5
 lib/libopencv_xfeatures2d.so.4.5.1