Patent ID: 11910006
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The method of claim 1, wherein computing the activity of the coding unit includes computing min(ActH, ActV), wherein:, Act
        H
      
      =
      
        
          ∑
          
            j
            =
            0
          
          
            N
            -
            1
          
        
        ⁢
        
          
            ∑
            
              i
              =
              1
            
            
              N
              -
              1
            
          
          ⁢
          
            
            
              
                p
                ⁡
                
                  (
                  
                    j
                    ,
                    i
                  
                  )
                
              
              -
              
                p
                ⁡
                
                  (
                  
                    j
                    ,
                    
                      i
                      -
                      1
                    
                  
                  )
                
              
            
            
          
        
      
    
    ;
  

  
    
      
        Act
        V
      
      =
      
        
          ∑
          
            i
            =
            0
          
          
            N
            -
            1
          
        
        ⁢
        
          
            ∑
            
              j
              =
              1
            
            
              N
              -
              1
            
          
          ⁢
          
            
            
              
                p
                ⁡
                
                  (
                  
                    j
                    ,
                    i
                  
                  )
                
              
              -
              
                p
                ⁡
                
                  (
                  
                    
                      j
                      -
                      1
                    
                    ,
                    i
                  
                  )
                
              
            
            
          
        
      
    
    ;
  

p(j,i) is an original pixel at the j-th row and the i-th column of the coding unit.