Patent ID: 8290338
Filing Date: 2012-10-16
Classification: G11B,H04N

Abstract:
1. A recording medium on which a main-view video stream, a sub-view video stream, a graphics stream, and playlist information are recorded, wherein the main-view video stream includes main-view pictures, which constitute main views of stereoscopic video images, the sub-view video stream includes sub-view pictures and metadata, the sub-view pictures constituting sub-views of stereoscopic video images, the graphics stream includes graphics data, which constitutes monoscopic graphics images, each of the main-view pictures is rendered on a main-view video plane when played back, each of the sub-view pictures is rendered on a sub-view video plane when played back, the graphics data is rendered on a graphics plane when played back, the metadata is provided in each group of pictures (GOP) constituting the sub-view video stream and includes a plurality of pieces of offset information and a plurality of offset identifiers corresponding to the pieces of offset information, the pieces of offset information are control information defining offset control for a plurality of pictures constituting a GOP, the offset control is a process to provide a left offset and a right offset for horizontal coordinates in the graphics plane to generate a pair of graphics planes, and then combine the pair of graphics planes respectively with the main-view video plane and the sub-view video plane, the playlist information includes at least one piece of playback section information, each piece of playback section information includes (i) information indicating a start position and an end position in a playback section and (ii) a stream selection table corresponding to the playback section, the stream selection table is a correspondence table associating stream numbers with packet identifiers for stream data whose playback is permitted in the playback section, and when associating a stream number with a packet identifier of the graphics stream, the stream selection table allocates one of the offset identifiers to the stream number.