Image filtering method, device and equipment

Image filtering method, device and equipment

  • CN 109,565,604 A
  • Filed: 12/30/2016
  • Published: 04/02/2019
  • Est. Priority Date: N/A
  • Status: Active Application
First Claim
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1. An image filtering method is characterized in that an image to be processed comprises a plurality of brightness pixel blocks and a plurality of first chrominance pixel blocks, the brightness pixel blocks comprise a plurality of adjacent brightness pixel points, the first chrominance pixel blocks comprise a plurality of adjacent first chrominance pixel points, and the method comprises the following steps:

  • acquiring a first index of the brightness pixel block, wherein the first index represents a filter type applicable to the image property corresponding to the brightness pixel block;

    obtaining a second index of the first chrominance pixel block, wherein the second index represents a filter type applicable to the image property corresponding to the first chrominance pixel block;

    filtering the brightness pixel block by using a corresponding filter in a filter set by using the first index;

    performing the filtering on the first chroma pixel block using the second index for a corresponding filter in the set of filters.

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