CPC H04N 21/2365 (2013.01) [H04N 19/30 (2014.11); H04N 19/33 (2014.11); H04N 19/70 (2014.11); H04N 21/234327 (2013.01); H04N 21/234363 (2013.01); H04N 21/234381 (2013.01); H04N 21/4345 (2013.01); H04N 21/4347 (2013.01)] | 20 Claims |
1. A transmission device, comprising:
circuitry configured to
process transmission image data to obtain first image data for acquisition of image data of a first frame rate and a first resolution, second image data for acquisition of image data of a second frame rate and the first resolution based on the first image data, third image data for acquisition of image data of the first frame rate and a second resolution based on the first image data, and fourth image data for acquisition of image data of the second frame rate and the second resolution based on the first, second, and third image data; and
transmit a description and a video stream including (i) a base layer that includes encoded image data of the first image data and encoded image data of the second image data, and (ii) an enhancement layer that includes encoded image data of the third image data and encoded image data of the fourth image data, wherein
the base and enhancement layers are each managed with one track, the description indicates a first representation corresponding to the base layer and a second representation corresponding to the enhancement layer.
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