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视频数据采集的原理和构成数据采集是指从各类传感器和其他待测设备中自动采集信息的过程,通常数据采集系统是结合基于计算机技术的各类采集设备来实现的。视频数据采集是一类特殊的数据采集方式,主要是将各类图像传感器、摄像机、录像机、电视机等视频设备输出的视频信号进行采样、量化等操作,从而转化成数字数据。
Principles and Components of Video Data Acquisition Data acquisition refers to the process of automatically acquiring information from various sensors and other devices under test. Usually, the data acquisition system is implemented by combining various types of acquisition devices based on computer technology. Video data acquisition is a kind of special data acquisition mode, which mainly transforms into digital data by sampling and quantifying the video signals output by various types of video equipment such as image sensors, video cameras, video recorders and televisions.