Patent ID: 11935492
Assignee: DOLBY LABORATORIES LICENSING CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The method of claim 6, wherein for an RGB color component in the tone-mapped image applying the linear mapping to generate a color component (RGBo) in the output image comprises computing

RGBo=RGB*m−b, 

wherein,, m
  =
  
   
    
     T
     
      max
      
       Adj
       ⁢
       1
      
     
    
    -
    
     T
     ⁢
     min
    
   
   
    
     T
     
      max
      
       Adj
       ⁢
       2
      
     
    
    -
    
     T
     ⁢
     min
    
   
  
 

 and

 
  b
  =
  
   
    
     
      T
      ⁢
      min
      *
      T
      
       max
       
        Adj
        ⁢
        1
       
      
     
     -
     
      T
      
       min
       2
      
     
    
    
     
      T
      
       max
       
        Adj
        ⁢
        2
       
      
     
     -
     
      T
      ⁢
      min
     
    
   
   -
   
    T
    ⁢
    min, denote the parameters of the linear mapping, Tmin denotes the minimum display luminance value, TmaxAdj1 denotes the first adjusted luminance value, and TmaxAdj2 denotes the second adjusted luminance value.