1. A video processing method, comprising: spatially filtering a first color component of an input frame generating filtered first color data therefrom, blending the filtered first color data with a source luma data according to a weight factor derived from the input frame, temporally filtering the blended first color data using a control parameter that varies inversely with the weight factor, spatially filtering and temporally filtering other color components of the input frame wherein the temporally filtering of the other color components use the control parameter for the first color component.