用OpenCV实现二维离散小波变换及其逆变换(对初学者非常有用)-OpenCV implementation with two-dimensional discrete wavelet transform and its inverse transform (very useful for beginners)

离散小波变换的opencv实现和应用demo-Discrete wavelet transform of opencv and app demo

二维离散小波变换分解，二维离散小波变换恢复(Wavelet transform decomposition and wavelet transform recovery)