HISTOGRAM DETECTOR FOR CONTRAST RATIO ENHANCEMENT SYSTEM

摘要

The disclosed embodiments relate to a system and method for processing a video signal, comprising assigning (184) pixels from a set of pixels to at least one of a plurality of bins based on a brightness level associated with each pixel of the set of pixels, each of the plurality of bins containing pixels having a brightness level above or below a specified value, and identifying (186) a coarse horizon value corresponding to a first one of the bins that includes a number of pixels corresponding to a brightness level.