音频PSNR计算，双声道、512个采样点一帧，可自己修改 -audio PSNR caculation\double channel\512 samples per frame\change as your convience

为提高基于块的运动预测的搜索精度,该文基于块匹配准则,提出最小绝对差分误差和(SADD)算法。SADD 以 SAD 为基础,利 用块匹配中相邻像素点误差之间相关性,将块内各像素误差按一定顺序进行差分,消除了相邻点误差之间的冗余。该算法更精确地表达了 块与快之间的相似程度。实验结果表明,该算法可有效降低码率,提高 PSNR 值,而且其鲁棒性好,可适用于各种序列。 -n order to improve the search accuracy performance of motion

this a matlab for the PSNR. In this .m I have been using the PSNR to evluate the quality of the audio quality. Its a very useful way to do it.-this is a matlab for the PSNR. In this .m I have been using the PSNR to evluate the quality of the audio qu

h.265预测编码文件，可以计算预测误差，恢复图像，PSNR-the predictional code of h.265，it can calculate the error of prediction