示例#1
0
        public static System.Drawing.Image ConvertToImage(this byte[] bytes)
        {
            MemoryStream ms = new MemoryStream(bytes);

            System.Drawing.Image returnImage = System.Drawing.Image.FromStream(ms);
            return(returnImage);
        }
        /// <summary>
        /// Resize the image to the specified width and height.
        /// </summary>
        /// <param name="image">The image to resize.</param>
        /// <param name="width">The width to resize to.</param>
        /// <param name="height">The height to resize to.</param>
        /// <returns>The resized image.</returns>
        public static Bitmap ResizeImage(System.Drawing.Image image, int width, int height)
        {
            var destRect  = new System.Drawing.Rectangle(0, 0, width, height);
            var destImage = new Bitmap(width, height);

            destImage.SetResolution(image.HorizontalResolution, image.VerticalResolution);

            using (var graphics = Graphics.FromImage(destImage))
            {
                graphics.CompositingMode    = CompositingMode.SourceCopy;
                graphics.CompositingQuality = CompositingQuality.HighQuality;
                graphics.InterpolationMode  = InterpolationMode.HighQualityBicubic;
                graphics.SmoothingMode      = SmoothingMode.HighQuality;
                graphics.PixelOffsetMode    = PixelOffsetMode.HighQuality;

                using (var wrapMode = new ImageAttributes())
                {
                    wrapMode.SetWrapMode(WrapMode.TileFlipXY);
                    graphics.DrawImage(image, destRect, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, wrapMode);
                }
            }

            return(destImage);
        }