Video playback

摘要

The present invention provides a video playback apparatus, and more particularly, an apparatus, a method and a playback program for promptly and accurately playing back a video image. The apparatus comprises a means for receiving a video playback request from a predetermined video playback position; and a means for playing back the video forwardly or backwardly from a position separated from the predetermined video playback position by a predetermined time up to the predetermined video playback position at a predetermined speed upon receiving the request for playing back the video.

主权项

1. A video playback apparatus for video data having a plurality of marked points, comprising:
means for receiving a video playback request for the video data from a predetermined video playback position, wherein the predetermined video playback position is indicated by one of the plurality of marked points identified by a unique reference indicator; means for automatically calculating a second position in response to receiving the video playback request, the second position being separated from said predetermined video playback position by a predetermined time in response to the receipt of the video playback request; and means for playing back said video forwardly or backwardly from the second position up to said predetermined video playback position at a predetermined speed if said request for playing back said video data is received and to terminate playback of said video at the predetermined video playback position, wherein the playback from the second position to the predetermined video playback position enables a user to distinguish the predetermined video playback position from another of the plurality of marked points, wherein said forward or backward playback carried out at said predetermined speed is a forward or backward high speed playback carried out at a variable image playback speed, the variable image playback speed being automatically varied.