base64 转 Image

/// <summary>
/// base64 转 Image
/// </summary>
/// <param name="base64"></param>
private static Bitmap Base64ToImage(string base64)
{
// 将base64头部信息替换
base64 = base64.Replace("data:image/png;base64,", "").Replace("data:image/jgp;base64,", "").Replace("data:image/jpg;base64,", "").Replace("data:image/jpeg;base64,", "");//
byte[] bytes = Convert.FromBase64String(base64);
MemoryStream memStream = new MemoryStream(bytes);
Image mImage = Image.FromStream(memStream);
Bitmap bp = new Bitmap(mImage);
return bp;
}