中文说明： 这是我从网上获得的YUV读取和改进工具。具体可以访问https://ece.uwaterloo.ca/~z70wang/research/ssim/index.html。这是原创者Zhou Wang所提供的代码。
English Description：
This is my online reading and improved tools YUV. Concrete can be accessed at https://ECE.uwaterloo.ca/~z70wang/research/SSIM/index.html. This is the original code provided by Zhou Wang.