	US 7,466,870 B2
	Apparatus and method for creating effects in video
Jeffrey F. Hatalsky, Framingham, Mass. (US)
Assigned to Acoustic Technology LLC, Las Vegas, Nev. (US)
Filed on Jan. 16, 2003, as Appl. No. 10/345,851.
Prior Publication US 2004/0141721 A1, Jul. 22, 2004
Int. Cl. G06K 9/40 (2006.01); G09G 5/00 (2006.01); G06K 9/68 (2006.01)

U.S. Cl. 382—260 [345/581]

28 Claims

1. A method of creating a blur in a digital image based upon a frame containing original pixel values at pixel positions in said image, said method comprising

receiving two or more original pixel values in said frame of image data, and

for each said pixel position in said digital image being blurred, calculating a blurred pixel value by applying a box filter to an original pixel value and nearby pixel values; wherein, for a given original pixel value and its nearby pixel values, the blurred pixel value corresponding to the given original pixel value is calculated without multiplying the nearby pixel values by a weight value.