Patent ID: 11936898
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. The method of claim 2,
wherein the mapping the original sample comprises calculating the mapped sample as:, f
   ⁡
   (
   x
   )
  
  =
  
   {
   
    
     
      
       0
      
      
       
        x
        =
        i
       
      
     
     
      
       
        min
        ⁡
        (
        
         
          x
          +
          1
          +
          δ
          -
          c
         
         ,
         maxVal
        
        )
       
      
      
       
        0
        ≤
        x
        <
        i
       
      
     
     
      
       
        min
        ⁡
        (
        
         
          x
          +
          δ
          -
          c
         
         ,
         maxVal
        
        )
       
      
      
       
        i
        <
        x
        ≤
        maxVal
       
      
     
    
    ,
   
  
 

where ƒ(x) represents the mapped sample, i is a high priority sample value that is greater than zero, x represents the original sample, δ represents the maximum allowed error, c is a constant non-negative integer that is less than δ, and maxVal represents a maximum value of the original sample.