PPC（Pocket PC）中显示二进制数组(byte[])类型的图片

//给数组赋值，这里用的是通过WebService返回的二进制数组
byte[] img = MyService.GetImg(textBox1.Text);

MemoryStream ms = new MemoryStream(img);
Bitmap bt = new Bitmap(ms);
pictureBox1.Image = Image.FromHbitmap(bt.GetHbitmap());