论文部分内容阅读
市场上的视频产品种类繁多,如何区分它们的优劣呢?笔者认为,以下几个标准在选购时应加以注意。 1.产品的图像质量 随着微机速度不断提高,在屏幕上显示高彩色、高解析度的图像已是轻而易举。因此,配一块低档视频卡将是对资源的极大浪费,并且是获得高质量图像的瓶颈之一。在图像质量方面,以下两个参数比较重要: (1)Y:U:V 市场上的绝大多数的多媒体视频卡采用Y:U:V=4:1:1格式,而采用Y:U:V=4:2:2的视频卡,图像质量将有很大
A wide range of video products on the market, how to distinguish between the advantages and disadvantages of it? I believe that the following criteria in the purchase should be noted. 1. Product Image Quality With the increasing speed of the computer, it is easy to display high-color, high-resolution images on the screen. Therefore, matching a low-end video card will be a tremendous waste of resources and one of the bottlenecks in obtaining high-quality images. In terms of image quality, the following two parameters are important: (1) Y: U: V The vast majority of multimedia video cards in the market are in Y: U: V = 4: 1: 1 format and Y: U: V = 4: 2: 2 video card, the image quality will be great