| 摘要 |
<p>According to one embodiment, a recording and reproducing apparatus includes: an image feature quantity acquiring section configured to acquire image feature quantities of image frames of programs; a similar image frame detecting section configured to detect similar image frames that are identical or similar to each other in image feature quantities from the image frames of the programs; an overlap interval detecting section configured to detect overlap intervals of continuous intervals where similar image frames continue of recorded programs; and an overlap number calculating section configured to calculate an overlap number of each of sets of overlap intervals.</p> |
