Argentini.Halide.H3Image.CropImage C# (CSharp) Метод

        static System.Drawing.Image CropImage(string path, int Width, int Height, int Left, int Top)
        {
            String newPath = path;

            if (newPath.Length > 2)
            {
                if (newPath.Substring(1, 1) != ":" && !newPath.StartsWith(@"\\"))
                {
                    newPath = HttpContext.Current.Server.MapPath(newPath);
                }
            }

            System.Drawing.Image imgPhoto = System.Drawing.Image.FromFile(newPath);
            int sourceWidth = imgPhoto.Width;
            int sourceHeight = imgPhoto.Height;

            Bitmap bmPhoto = new Bitmap(Width, Height, PixelFormat.Format32bppPArgb);

            bmPhoto.SetResolution(imgPhoto.HorizontalResolution, imgPhoto.VerticalResolution);

            Graphics grPhoto = Graphics.FromImage(bmPhoto);
            grPhoto.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver;
            grPhoto.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
            grPhoto.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
            grPhoto.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
            grPhoto.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;

            grPhoto.DrawImage(imgPhoto,
                new Rectangle(0, 0, Width, Height),
                new Rectangle(Left, Top, Width, Height),
                GraphicsUnit.Pixel);

            imgPhoto.Dispose();
            grPhoto.Dispose();

            return bmPhoto;
        }