Apparatus for recording and playing composite image information and its method
A technology of video information and playback method, which is applied in the direction of image communication, digital recording/reproduction, and parts of color TV, etc., which can solve the problems of inability to guarantee security and confidentiality, and achieve the effect of ensuring security and confidentiality
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[0032] Embodiments based on the present invention will be described in detail below with reference to the drawings.
[0033] FIG. 2 is a schematic structural diagram of a recording and playing device for composite video information according to an embodiment of the present invention.
[0034] With reference to Fig. 2, recording and playback device based on the present invention includes:
[0035]Under the action of control commands such as recording or playing input from the outside, control the control unit 210 for recording or playing various composite video information; the hard disk drive 220 for storing composite video information; under the control of the control unit 210 , convert the analog composite video signal input from the outside into a digital composite video signal, and store the encoder (Encoder) 230 in the hard disk drive 220 after compressing the digital composite video signal; under the control of the control unit 210, receive The digital composite video s...
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