Method for applying dithering to video data and display device implementing said method

摘要

The invention related to a method for processing video data of an input picture comprising the step of applying (30) a dithering function to the video data of at least a part of the input picture. According to the invention, it further comprises the steps of detecting (10) the presence or absence of a checker pattern in said part of the input picture, and selecting (20), among a plurality of dither functions, a dither function to be applied to said part of the input picture depending on the presence or absence of a checker pattern in said part of the input picture.