Hi,
try Following Code
private byte[] StreamFile(string filename)
{
FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read);
byte[] byteData = new byte[fs.Length];
fs.Read(byteData, 0, System.Convert.ToInt32(fs.Length));
fs.Close();
return byteData;
}
Hope this Code help U
Best Luck
Happy Coding:)