コード例 #1
0
        public static Image <TPixel> WrapMemory <TPixel>(
            Memory <byte> memory, Size size, int?byteStride = null)
            where TPixel : unmanaged, IPixel <TPixel>
        {
            ArgumentGuard.AssertDimensionsGreaterThanZero(size, nameof(size));
            ImagingArgumentGuard.AssertContigousLargeEnough(memory.Length, size.Area, nameof(memory));

            int stride = byteStride ?? (size.Width * Unsafe.SizeOf <TPixel>());

            AssertValidStride <TPixel>(size, memory.Length, stride, nameof(byteStride));
            AssertValidMemory(size, memory.Length, stride, nameof(memory));

            var buffer = new Image <TPixel> .PixelBuffer(memory, stride);

            return(new Image <TPixel>(buffer, size));
        }
コード例 #2
0
        public static Image <TPixel> WrapMemory <TPixel>(
            IMemory memory, Size size, bool leaveOpen = false, int?byteStride = null)
            where TPixel : unmanaged, IPixel <TPixel>
        {
            if (memory == null)
            {
                throw new ArgumentNullException(nameof(memory));
            }

            ArgumentGuard.AssertDimensionsGreaterThanZero(size, nameof(size));
            ImagingArgumentGuard.AssertContigousLargeEnough(memory.Length, size.Area, nameof(memory));

            int stride = byteStride ?? (size.Width * Unsafe.SizeOf <TPixel>());

            AssertValidStride <TPixel>(size, memory.Length * memory.ElementSize, stride, nameof(byteStride));
            AssertValidMemory(size, memory.Length * memory.ElementSize, stride, nameof(memory));

            var buffer = new Image <TPixel> .PixelBuffer(memory, stride, leaveOpen);

            return(new Image <TPixel>(buffer, size));
        }