Patent ID: 8385719
Filing Date: 2013-02-26
Classification: G11B,H04N

Abstract:
1. A video reproducing apparatus that reproduces a playlist by reproducing an audio-video multiplexed AV stream recorded on a portable recording medium, generating subtitle images from font information and one or more text subtitle streams containing language information corresponding to the AV stream, and displaying the subtitle images, said video reproducing apparatus comprising: a preload buffer section into which the text subtitle stream and the font information can be read before the AV stream is reproduced; a reproduction history storage section in which reproduction history information at the time when the video reproducing apparatus reproduces an AV stream from the portable recording medium is recorded, said reproduction history information including a frequency of use of each subtitle language for each reproduced playlist, including an identification information of the portable recording medium from which the playlist was reproduced; and a priority setting section for reading the reproduction history information recorded in the reproduction history storage section and assigning sequence positions to the subtitle languages with a frequency of use for reproduction of the playlist not less than a predetermined value, among the subtitle languages related to the playlist to be reproduced; wherein before the AV stream is reproduced, within the memory capacity of the preload buffer section, said one or more text subtitle streams and the font information are read into the preload buffer section in a sequence of frequency of use determined by the priority setting section, a subtitle image is generated from the text subtitle stream and the font information, and the subtitle image is displayed overlaid on image information of the AV stream.