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在C中图片到byte[]再到base64string的转换：BitmapbmpnewBitmap(filepath);MemoryStreammsnewMemoryStream();bmp.Save(ms,System.Drawing.Imaging.ImageFormat.Gif);byte[]arrnewbyte[ms.Length];ms.Position0;ms.Read(arr,0,(int)ms.Length);ms.Close();stringpicConvert.ToBase64String(arr);base64string到byte[]再到图片的转换：byte[]imageBytesConvert.FromBase64String(pic);读入MemoryStream对象MemoryStreammemoryStreamnewMemoryStream(imageBytes,0,imageBytes.Length);memoryStream.Write(imageBytes,0,imageBytes.Length);转成图片ImageimageImage.FromStream(memoryStream);

  qq5c6694966c9b2   mb615577b7b3769 进行了回答  •  2021-10-26 19:15:51