Patent ID: 11948228
Assignee: ARASHI VISION INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. The electronic device of claim 13, wherein the step of according to the mean color value of a first overlapping area and the mean color value of a second overlapping area, adjusting the color value of the second image by using the first image as a reference, comprises, adjusting the color value of the second image by means of the following formula:, {
  
    
      
        
          
            rgGain
            =
            
              
                
                  R
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    1
                  
                
                
                  G
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    1
                  
                
              
              /
              
                
                  R
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    2
                  
                
                
                  G
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    2
                  
                
              
            
          
        
      
      
        
          
            bgGain
            =
            
              
                
                  B
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    1
                  
                
                
                  G
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    1
                  
                
              
              /
              
                
                  B
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    2
                  
                
                
                  G
                  
                    m
                    ⁢
                    e
                    ⁢
                    a
                    ⁢
                    n
                    ⁢
                    2
                  
                
              
            
          
        
      
    
    ;
    
      

    
    ⁢
    
      {
      
        
          
            
              
                
                  R
                  2
                  ′
                
                =
                
                  
                    R
                    2
                  
                  *
                  rgGain
                
              
            
          
          
            
              
                
                  G
                  2
                  ′
                
                =
                
                  G
                  2
                
              
            
          
          
            
              
                
                  B
                  2
                  ′
                
                =
                
                  
                    B
                    2
                  
                  *
                  bgGain
                
              
            
          
        
        ;
      
    
  

Where, Rmean1, Gmean1 and Bmean1 are the mean color values of the first overlapping area;
Rmean2, Gmean2, Bmean2 are the mean color values of the second overlapping area;
rgGain is the adjustment parameter of R channel;
bgGain is the adjustment parameter of B channel;
R2 is the color value of R channel of the second image before being adjusted;
R2′ is the color value of R channel of the second image after being adjusted;
G2 is the color value of G channel of the second image before being adjusted;
G2′ is the color value of G channel of the second image after being adjusted;
B2 is the color value of B channel of the second image before being adjusted;
B2′ is the color value of B channel of the second image after being adjusted.