Patent ID: 11902533
Assignee: ZHEJIANG UNIVIEW TECHNOLOGIES CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. The method according to claim 5, wherein the difference between the distortion degree of the complexity region and the reference distortion degree is determined using following formula:, Diffc
  =
  
   {
   
    
     
      
       
        
         Diffc
         min
        
        (
        
         c
         ≤
         
          c
          min
         
        
        )
       
                                                                                        
      
     
    
    
     
      
       
        Diffc
        min
       
       +
       
        
         (
         
          
           Diffc
           max
          
          -
          
           Diffc
           min
          
         
         )
        
        *
        
         c
         
          c
          min
         
        
        ⁢
        
         (
         
          
           c
           min
          
          <
          c
          ≤
          
           c
           max
          
         
         )
        
       
      
     
    
    
     
      
       
        
         Diffc
         max
        
        (
        
         c
         >
         
          c
          max
         
        
        )
       
                                                                                      
      
     
    
   
  
 

where Diffc is a difference between the distortion degree in the complexity region and the reference distortion degree, Diffcmin is a preset minimum distortion degree of the complexity region, Diffcmax is a preset maximum distortion degree of the complexity region, c is a proportion of the complexity region in a picture, cmin is a preset lowest proportion of the complexity region in the picture, and cmax is a preset highest proportion of the complexity region in the picture.