Opencv video quality diagnosis - VIDEO occlusion diagnosis

Video occlusion diagnosis

• Binarization of color images , The darker part is the foreground , The other part is the background .
• Detect the connected area of the foreground , Find the maximum connected area .
• The comparison of the area and the whole image area is the occlusion rate
• c++ Language implementation

// Video occlusion diagnosis 
double occlusion(const cv::Mat &src , double meanValue) { 
    
	bool IsCovered = false;
	Mat gray;
	cvtColor