INFORMATION RECORDING MEDIUM, INFORMATION RECORDING DEVICE AND METHOD, INFORMATION REPRODUCTION DEVICE AND METHOD, INFORMATION RECORDING/REPRODUCTION DEVICE AND METHOD, RECORDING OR REPRODUCTION CONTROL COMPUTER PROGRAM, AND DATA STRUCTURE CONTAINING CONTROL SIGNAL
摘要
<p>An information recording medium contains video information indicating main video, sub-video information indicating sub-video which can be displayed at least partially over the main video, and sub-video control information including sub-frame range information specifying at least a part of the region in the sub-video as a sub-frame and sub-frame control information for controlling display of a sub-frame displayed over the main video. The sub-frame control information includes dynamic control information for dynamically displaying the sub-frame.</p>
