FilterAndColor

  滤波器与伪彩色变换， 1。一个通用的高通、低通、带通和带阻滤波器函数 2。又分别实现理想、巴特沃思和指数等滤波形式 3。伪彩色处理 内附设计文档。(Filter and pseudo-color transformation, 1. A common high-pass, low pass, band pass and band stop filter function 2. Respectively realize the ideal, Butterworth and index filtering form 3. Pseudo-color handle enclosing the design documents.)