FlashVideoFiles.F4VBoxHeader.Parse C# (CSharp) Method

        public void Parse(ExtendedBinaryReader br)
        {
            TotalSize = br.ReadUInt32();
            BoxType = br.ReadUInt32();
            if (TotalSize == 1)
                ExtendedSize = br.ReadUInt64();
            else
                ExtendedSize = null;
        }

 public virtual void Parse(ExtendedBinaryReader br)
 {
     if (BoxHeader == null)
     {
         BoxHeader = new F4VBoxHeader();
         BoxHeader.Parse(br);
     }
 }