Patent ID: 7460599
Filing Date: 2008-12-02
Classification: H04N

Abstract:
1. A video decoding device which plays back a video stream in a reverse direction while performing telecine conversion, the video stream containing pictures each formed from top and bottom fields, the video decoding device comprising: a video data storage unit which stores pictures constituting the video stream that is being played back; and a reverse playback unit reading out the pictures from the video data storage unit, wherein the reverse playback unit reads out the bottom field, the top field, and the bottom field of a picture, in that order, when attributes of the picture specify that a field be repeated for telecine conversion and that the bottom field be read first in forward playback mode, wherein the reverse playback unit reads out the top field, the bottom field, and the top field of a picture, in that order, when attributes of the picture specify that a field be repeated for telecine conversion and that the top field be read first in forward playback mode, wherein the reverse playback unit reads out the top field and the bottom field of a picture, in that order, when attributes of the picture specify that no fields be repeated and that the bottom field be read first in forward playback mode, and wherein the reverse playback unit reads out the bottom field and the top field of a picture, in that order, when attributes of the picture specify that no fields be repeated and that the top field be read first in forward playback mode.