// check watermark from file public static string checkWatermark(HttpPostedFileBase file) { if (file != null && file.ContentLength > 0) { string path = Path.Combine(HttpContext.Current.Server.MapPath("~"), Path.GetFileName(file.FileName)); file.SaveAs(path); String signature = ""; AudioFunction files = new AudioFunction(new FileStream(path, FileMode.Open, FileAccess.Read)); audoSteg sh = new audoSteg(files); signature = sh.extractMess(); return(signature); } return(""); }
public audoSteg(AudioFunction file) { this.file = file; }