Blackman窗分析频谱，周期信号的截断，不同采样方式周期信号的频谱，信号序列的过零点查找与二次采样-Blackman window analysis of the spectrum, periodic signal truncation, different sampling methods periodic signal spectrum, the signal sequence of zero-crossing point search and the second sampling

用vc6编写的各种计算机语音加窗程序，可用于实验和科学研究等各种用途-Prepared using vc6 windows plus a variety of computer speech program can be used for a variety of experiments and scientific research purposes

用于多媒体视频流的缩放处理,适用于Win32-Dshow平台; 允许动态选择算法(双线性重采样算法,双立方重采样算法,汉宁窗重采样算法); 双线性重采样算法和双立方重采样算法都经过SSE2指令加速(C代码内嵌汇编);(For the multimedia video stream scaling processing, suitable for Win32-Dshow platform; Allowing the dynamic selection algorithm (bilinear res