FFT快速傅里叶变换的c++实现源代码，用于数字图像处理和计算方法上-FFT Fast Fourier Transform source code c++ implementation for digital image processing and calculation method

借助频域处理技术编程去掉图像中的条纹，一维傅里叶变换-By means of frequency domain processing programming to remove stripe in the image