Apparatus that automatically sets key frame information

Details Apparatus that automatically sets key frame information Apparatus that automatically sets key frame information

1994-06-10

1997-04-15

Tran, Thai Q.

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

386126, H04N 979, G11B 2702

Patent

active

056215363

ABSTRACT:
An editing apparatus for editing a video signal comprises a unit for reproducing a video signal and time code data recorded on a recording medium, a first control unit for controlling an operation of the reproducing device, a first setting unit for setting an in-point address and an out-point address, a unit for reading first and second time code data obtained from the reproducing unit corresponding to the in-point address and the out-point address, respectively, a first memorizing unit for memorizing the first and second time code data, a unit for producing a difference between the first and second time code data a second memorizing unit for memorizing the difference obtained from the producing unit, a second setting unit for automatically setting a time or speed information of key frame on the basis of the difference, a unit for processing the video signal provided from the reproducing unit to achieve a visual effect, and a second control unit for controlling an operation of the processing unit on the basis of the time or speed information of the key frame.

REFERENCES:
patent: 4199788 (1980-04-01), Tsujimura
patent: 4507691 (1985-03-01), Ishiguro et al.
patent: 4901166 (1990-02-01), Kojima
patent: 5063470 (1991-11-01), Fukuzawa et al.

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