FFT and IFFT for 16-bits wave, you can use this instead of convolution calculate, input samples must be 2^n. If its not 2^n samples just stuff zero in last array. I already make it to C++ class you can new a calss and do it easy

用c++类实现动态数组，体现类的封装。基本实现了vector的功能-With c dynamic array, reflecting the class package

小马作品,利用快速数组类对文本数组进行快速的赋值-by Mister Ma, using fast array class for fast text array assignment ..