private void ResizePlayer()
{
this.player.Size = CalculateVideoFillSize(this.Size);
this.player.stretchToFit = true;
this.player.Top = (this.Size.Height / 2) - (this.player.Size.Height / 2);
this.player.Left = (this.Size.Width / 2) - (this.player.Size.Width / 2);
}