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Recording medium, playback method, and playback device

專利號(hào)
US10867631B2
公開(kāi)日期
2020-12-15
申請(qǐng)人
PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA（US CA Torrance）
發(fā)明人
Hiroshi Yahata; Tadamasa Toma
IPC分類
G11B20/10; G11B27/32; H04N5/85; H04N9/87; G11B27/10; H04N9/804; H04N9/82; H04N5/93
技術(shù)領(lǐng)域
playback,stream,video,subtitle,hdr,luminance,playlist,vob,in,hdre
地域： CA CA Torrance

摘要

A recording medium includes a video stream of a standard-luminance range and a video stream of high-luminance range, which are used selectively in accordance with a playback environment. The recording medium also includes a subtitle stream of the standard-luminance range and a subtitle stream of the high-luminance range, which are used selectively in accordance with the playback environment. A playlist file includes a management region where playback control information relating to a main stream is stored, and includes an extended region. The management region stores first playback control information specifying playing of the video stream of the high-luminance range and the subtitle stream of the high-luminance range in combination. The extended region stores second playback control information specifying playing of the video stream of the standard-luminance range and the subtitle stream of the standard-luminance range in combination.

說(shuō)明書(shū)

FIG. 26 is a diagram illustrating an example of a program in an event handler according to a user event for selection of a menu. In a case where any one of the remote controller keys of the “l(fā)eft” key, “right” key, or “OK” key has been pressed, the corresponding program is written in the event handler. In a case where the user has pressed a remote controller key, a user event is generated as described with reference to FIG. 21, and the event handler illustrated in FIG. 26 is activated.

The following branching processing is performed by this event handler, using the value of GPRM(0) identifying the selected button, and SPRM(8) identifying the selected remote controller key.

Condition 1) Case where button[1] is selected, and the selected key is “right” key GPRM(0) is reset to 2, and the button in the selected state is changed to the button[2] at the right. The images of each of button[1] and button[2] are rewritten.

Condition 2) Case where the selected key is “OK” key, and button[1] is selected Playback of playlist #2 is started.

Condition 3) Case where the selected key is “OK” key, and button[2] is selected Playback of playlist #3 is started.

The program illustrated in FIG. 26 is interpreted and executed as described above.

Player Processing Flow

權(quán)利要求

1
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