Scan conversion or scan rate converting is a video processing technique for changing the vertical / horizontal scan frequency of video signal for different purposes and applications. The device which performs this conversion is called a scan converter.
The application of scan conversion is wide and covers video projectors, cinema equipment, TV and video capture cards, standard and HDTV televisions, LCD monitors and many different aspects of picture processing.
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“The conversion of a savage to Christianity is the conversion of Christianity to savagery.”
—George Bernard Shaw (18561950)