关于数字图像读取与处理方面的程序，希望能与大家共享-With regard to digital image processing program to read and hope to share with you

小波变换测试，小波分解的级数设置为3级，可以实现数字图像的小波变化和逆变化。-The wavelet transformation test, wavelet decomposition series is set to 3, digital image wavelet changes and reverse changes.