| 摘要 |
PROBLEM TO BE SOLVED: To know which format a video is really.SOLUTION: A format of telecine video may be determined including a bottom field first cadence. In addition, video using 2:3:3:2 top field first can be identified. Moreover, a mixed cadence video can also be detected. In some embodiments, the mixed cadence video may be detected by calculating variance of various areas within one frame.SELECTED DRAWING: Figure 1 |
