The traditional video encoding method is to process the entire video signal as a whole content, which can not be divided anymore, MPEG-4 encoding can achieve the complete extraction of a video information from the video signal, to meet human recognition habits of visual information. ( )
举一反三
- In order to enable the computer to process the video, the analog video signal of the video source must be converted into a meter.The digital video form required by the computer is stored on the disk. This process is called the video () process. A: Sampling process B: ,Quantification process C: ,Decoding process D: ,Digitization process
- Multimedia means that computer information can be represented through audio, video, and animation in addition to traditional media
- What is the information about bike we can know from the video? (origin, history in China, present situation)
- The function of the video distributor is one channel of video input and multiple channels of video output, with the functions of impedance matching and signal amplification. ( )
- The signal transmission portion of the analog video surveillance system is responsible for the upstream transmission of the video signal and the downstream transmission of the control signal. ( ) A: 正确 B: 错误