计算一幅图像的pnsr数值 只需要把要处理的图像直接输入就可以了 简单 方便,Calculation of numerical pnsr an image just to have to deal with the direct input of images can be a simple and convenient

The program calculates pnsr,rmse and corelation of an stego image.

pnsr为评价图像标准，自己写的，贴近原理，数字图像处理(PNSR writes for the evaluation of image standards.)