Convert An Image into Byte[]

using System.Drawing.Imaging;

string FileName = "\\NoImage.jpg";

string DocumentPath = Server.MapPath("~/Images");

System.Drawing.Bitmap myBitmap = new System.Drawing.Bitmap(DocumentPath + FileName);

imgByte = GetImageBytes(myBitmap); //Calling the function GetImageBytes()

fileExtn = "jpg";

//Definition for GetImageBytes()

private byte[] GetImageBytes(System.Drawing.Image image)

{

ImageCodecInfo codec = null;

foreach (ImageCodecInfo e in ImageCodecInfo.GetImageEncoders())

{

if (e.MimeType == "image/png")

{

codec = e;

break;

}

}

using (EncoderParameters ep = new EncoderParameters())

{

ep.Param[0] = new EncoderParameter(Encoder.Quality, 100L);

using (MemoryStream ms = new MemoryStream())

{

image.Save(ms, codec, ep);

return ms.ToArray();

}

}

}