Playback device, integrated circuit, recording medium
First Claim
1. A playback device for playing back a non-transitory recording medium, the playback device comprising:
- a capability register indicating whether or not a capability to perform a stereoscopic display is present in a display device connected with the playback device; and
a mode register storing an output mode of the playback device, wherein it is judged whether or not a plurality of conditions are satisfied, and a stereoscopic output mode is set in the mode register when it is judged that the plurality of conditions are satisfied,a first condition among the plurality of conditions is that the capability register indicates that the capability to perform the stereoscopic display is present in the display device connected with the playback device,a second condition among the plurality of conditions is that an initial value of an output mode recorded on the non-transitory recording medium indicates the stereoscopic output mode, andit is judged whether or not the first condition and the second condition are satisfied when a disc is read, and the stereoscopic output mode is set in the mode register when it is judged that the first condition and the second condition are satisfied.
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Accused Products
Abstract
A playback device for playing back a graphics stream in accordance with a stream selection table recorded on the recording medium. A procedure means determines a playback type of a graphics corresponding to the current stream number, based on the playback capability indicated by the capability register. The playback of graphics streams falls into two types, one of which is a first playback type in which a monoscopic graphics stream is used and the other is a second playback type in which a pair of left-eye graphics stream and right-eye graphics stream is used to perform a stereoscopic playback. The capability register indicates whether or not a capability to perform the stereoscopic playback by using the pair of left-eye graphics stream and right-eye graphics stream is present in the graphics decoder.
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Citations
5 Claims
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1. A playback device for playing back a non-transitory recording medium, the playback device comprising:
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a capability register indicating whether or not a capability to perform a stereoscopic display is present in a display device connected with the playback device; and a mode register storing an output mode of the playback device, wherein it is judged whether or not a plurality of conditions are satisfied, and a stereoscopic output mode is set in the mode register when it is judged that the plurality of conditions are satisfied, a first condition among the plurality of conditions is that the capability register indicates that the capability to perform the stereoscopic display is present in the display device connected with the playback device, a second condition among the plurality of conditions is that an initial value of an output mode recorded on the non-transitory recording medium indicates the stereoscopic output mode, and it is judged whether or not the first condition and the second condition are satisfied when a disc is read, and the stereoscopic output mode is set in the mode register when it is judged that the first condition and the second condition are satisfied.
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2. A playback device for playing back a non-transitory recording medium, the playback device comprising:
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a capability register indicating whether or not a capability to perform a stereoscopic display is present in a display device connected with the playback device; and a mode register storing an output mode of the playback device, wherein it is judged whether or not a plurality of conditions are satisfied, and a stereoscopic output mode is set in the mode register when it is judged that the plurality of conditions are satisfied, the non-transitory recording medium stores playlist information which indicates a playback path, a first condition among the plurality of conditions is that the capability register indicates that the capability to perform the stereoscopic display is present in the display device connected with the playback device, a second condition among the plurality of conditions is that a piece of playlist information to be played back includes an extension stream selection table for stereoscopic playback, the extension stream selection table shows a list of elementary streams that can be selected by the playback device in the stereoscopic output mode, in correspondence with stream numbers, and it is judged whether or not the first condition and the second condition are satisfied when a playback of a playlist is started while the stereoscopic output mode is set in the mode register, and the stereoscopic output mode set in the mode register is maintained when it is judged that the first condition and the second condition are satisfied. - View Dependent Claims (3, 4)
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5. A playback device for playing back a non-transitory recording medium, the playback device comprising:
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a capability register indicating whether or not a capability to perform a stereoscopic display is present in a display device connected with the playback device; and a mode register storing an output mode of the playback device, wherein it is judged whether or not a predetermined condition is satisfied, and a stereoscopic output mode is set in the mode register when it is judged that the predetermined condition is satisfied, display devices having the capability to perform a stereoscopic display include display devices which require viewers to wear stereoscopic glasses to view a stereoscopic playback, and display devices which do not require viewers to wear stereoscopic glasses to view a stereoscopic playback, the capability register includes a glasses necessity flag that indicates whether or not it is required for viewers to wear stereoscopic glasses to view a stereoscopic playback when the display device connected with the playback device has the capability to perform a stereoscopic display, and when the glasses necessity flag indicates that it is not required for viewers to wear stereoscopic glasses to view a stereoscopic playback, it is judged that the predetermined condition is satisfied and the stereoscopic output mode is set in the mode register.
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Specification