/// <summary>
/// Reads the frame information like size, rate, and count.
/// </summary>
protected void ReadFrameInformation()
{
Reader.Position = 8;
FrameSize = new RectangleRecord(Reader);
FrameRate = (ushort)(Reader.ReadUInt16() >> 8);
FrameCount = Reader.ReadUInt16();
_frameEndPos = Reader.Position;
Reader.Position = 8;
_frameData = Reader.ReadBytes(_frameEndPos - 8);
}