The Apple.BlurLayer item provides the blur effect common throughout iOS.
The blur layer blurs and tints the content behind it. There are three styles which determine the specific blur radius and tinting behavior.
The following example shows a blur layer placed over a video.
The vibrancy effect provided by Apple.VibrancyEffect can be used to increase the contrast of content placed above a blurred layer.
Set the blur layer style.
The blurred layer is lighter in hue than the underlying content.
The blurred layer is the same approximate hue as the underlying content.
The blurred layer is darker in hue than the underlying content.