Abstract: An information reproduction method comprises setting an imaginary access unit in a video object in which a still picture is recorded; and managing reproduction by use of the imaginary access unit.

Abstract: An information storage medium records contents and sets for each of the contents a resume permission flag indicating whether or not reproduction resume is permitted by a reproduction resume command or a command of a reproduction device executed based on a user operation.

Abstract: An information reproduction method comprises setting an imaginary access unit in a video object in which a still picture is recorded; and managing reproduction by use of the imaginary access unit.

Abstract: An information recording method of recording object information (VOB) and reproducing control information (PGC) is provided. In this method, while the object information is recorded, the reproducing control information (PGC) defining a method of reproducing the object information and further defining a predetermined command executed according to a predetermined operation of a user is recorded in an information recording medium, and a desired reproducing action can be carried out by allocating an arbitrary command and the like to an arbitrary operation.

Abstract: In a picture data recording method of an aspect of this invention, main picture data having a first resolution, sub-picture data having the first resolution, and sub-picture data having a second resolution lower than the first resolution are compressed, packets are formed from the compressed data in accordance with predetermined units and multiplexed, and the multiplexed data is recorded on a recording medium.

Abstract: According to one embodiment, an information recording medium includes a video object area for recording a video object formed of video object units which is a minimum unit for reproduction, and a highlight information pack which is included in the video object unit.

Abstract: According to one embodiment, an information recording medium includes a video object area for recording a video object formed of video object units which is a minimum unit for reproduction, and a highlight information pack which is included in the video object unit.

Abstract: An information storage medium records contents and sets for each of the contents a resume permission flag indicating whether or not reproduction resume is permitted by a reproduction resume command or a command of a reproduction device executed based on a user operation.

Abstract: An information storage medium stores a graphic unit capable of being superimposed upon a main picture and output/displayed.

Abstract: An information reproduction device comprises means for storing a first menu language code which can be set by a user; and means for storing a second menu language code which can be set by data recorded in an information storage medium.

Abstract: An information reproduction method comprises setting an imaginary access unit in a video object in which a still picture is recorded; and managing reproduction by use of the imaginary access unit.

Abstract: An information reproduction device comprises means for reproducing audio data for a menu screen from an information storage medium, means for storing the audio data reproduced by the reproducing means, and means for repeatedly reproducing the audio data stored in the storing means.

Abstract: An information recording method of recording object information (VOB) and reproducing control information (PGC) is provided. In this method, while the object information is recorded, the reproducing control information (PGC) defining a method of reproducing the object information and further defining a predetermined command executed according to a predetermined operation of a user is recorded in an information recording medium, and a desired reproducing action can be carried out by allocating an arbitrary command and the like to an arbitrary operation.

Abstract: In a picture data recording method of an aspect of this invention, main picture data having a first resolution, sub-picture data having the first resolution, and sub-picture data having a second resolution lower than the first resolution are compressed, packets are formed from the compressed data in accordance with predetermined units and multiplexed, and the multiplexed data is recorded on a recording medium.

Abstract: An information recording medium has a first recording area that records DVD video data complying with the DVD video standard, and a second recording area that records playback control information, which is used to control playback of object information contained in the DVD video data, and which is not specified by the DVD video standard.