Description
Functional features
1. It has multi-channel video input interface, including 1 channel HDMI, 1 channel DVI, 1 channel VGA and 1 channel AV
2. Support point by point scaling of input image according to display resolution
3. Support partial / full screen display
4. Support video source one key switch
5. Support image capture function
6. Support external independent audio input
7. Support text and text overlay, easy to achieve subtitle overlay, image synthesis effect
8. Supports instantaneous switching or fade in and out between multiple signal input channels
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