数字图像快速傅立叶变换,定时器，数字滤波器，无限脉冲响应，索贝尔滤波器-Fast Fourier Transform，timer，FIR, IIR, and sobel filter using in Digital Image processing，based on code composer studio 2.2 IDE

本文档里含有诸多c++文件，其功能实现有FIR滤波，IIR滤波，，还有正弦曲线，还实现了128点FFT，DFT-This document contains a lot of c++ file, its function to achieve a FIR filter, IIR filtering, as well as the sine curve, but also to achieve a 128-point FFT, DFT

Efficient DSP Direct Form I filtering algorithm in C++. Supports as FIR as IIR filters. Also includes median filtering and convolution calculation.