Introduction - If you have any usage issues, please Google them yourself
PSNR is the most common and most widely used uation of objective quality measurement method, but many experimental results show that the scores can not be exactly the same PSNR and visual quality of the human eye, it may look rather than the higher PSNR PSNR lower difference. This is because the human visual sensitivity to errors is not absolute, its perception of the results can be affected by many factors arising changes