如何在C#中将Base64 PNG图像字符串转换为PNG格式

Question

可能重复:
将base 64字符串转换为图像并保存

我有一个PNG图像编码为Base64字符串.我需要将此字符串转换为PNG格式.我怎样才能在C#中转换它？

Answer 1

using Convert=System.Convert;
using MemoryStream=System.IO.MemoryStream;
using Image=System.Drawing.Image;
//...

byte[] data = Convert.FromBase64String(base64String);
using(var stream = new MemoryStream(data, 0, data.Length))
{
  Image image = Image.FromStream(stream);
  //TODO: do something with image
}