How to configure the text image shot by Hikvision camera to see more clearly?

Do you want to take pictures of ordinary people walking faster? If ordinary people walk, they can choose the lens with automatic aperture, which can effectively improve the image quality. If you are shooting a fast dynamic scene (such as a car driving), you need to change the camera. This camera can't meet the requirements. Samsung doesn't have a surveillance camera that can shoot high-speed sports. The difference between hard disk video recorders is only the clarity of video files, such as D 1 format, and the resolution is 704× 576; The resolution of CIF format is 352×288.