Patent ID: 11943451
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. The method according to claim 1, wherein the determining, based on an average value of the luma values in the first luma set, an average value of the luma values in the second luma set, an average value of the chroma values in the first chroma set, and an average value of the chroma values in the second chroma set, a scaling coefficient in a linear model corresponding to the chroma block comprises:, α
    =
    
      
        
          C
          Lmean
        
        -
        
          C
          Rmean
        
      
      
        
          L
          Lmean
        
        -
        
          L
          Rmean
        
      
    
  
  ,, wherein α is the scaling coefficient in the linear model corresponding to the chroma block, CLmean is the average value of the chroma values in the first chroma set, CRmean is the average value of the chroma values in the second chroma set, LLmean is the average value of the luma values in the first luma set, and LRmean is the average value of the luma values in the second luma set.