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