C＃如何爲jpeg圖像添加水印？

Question

使用C＃我如何將正在讀取的jpeg圖像嵌入到內存流中並保存到字節數組中？

using (MemoryStream imageStream = new MemoryStream()) 
{ 
     pbPreview.Image.Save(imageStream, ImageFormat.Jpeg); 
     photoBytes = imageStream.ToArray(); 
} 

謝謝

Answer 1

請看看：Watermark Creator和Creating a Watermarked Photograph with GDI+ for .NET

更詳細的解釋在這裏：Build a simple watermarking utility in C#