BaseFilter2OverlayImage Property

public Bitmap OverlayImage { get; set; }

Public Property OverlayImage As Bitmap
	Get
	Set

Property Value

The property sets an overlay image, which will be used as the second image required to process source image. See documentation of particular inherited class for information about overlay image purpose.

Note
Overlay image must have the same size and pixel format as source image. Otherwise exception will be generated when filter is applied to source image.

Note
Setting this property will clear the UnmanagedOverlayImage property - only one overlay image is allowed: managed or unmanaged.

Reference