Title:
PLAYBACK DEVICE, PLAYBACK METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2014/208347
Kind Code:
A1
Abstract:
This technology pertains to a playback device, playback method, and recording medium whereby graphics having a high luminance dynamic range can be displayed at an appropriate brightness. An optical disc contains a generating command that generates tone_mapping_info, said tone_mapping_info being tone-mapping definition information used when performing a luminance conversion from an HDR screen consisting of a BDJ screen having a second luminance range that differs from and is higher than a first luminance range to a STD screen having said first luminance range, and tone_mapping_info containing HDR information indicating the luminance characteristics of the HDR screen. This technology can be applied to a recording medium on which graphics are recorded.
Inventors:
UCHIMURA KOUICHI (JP)
TAKAHASHI RYOHEI (JP)
TAKAHASHI RYOHEI (JP)
Application Number:
PCT/JP2014/065553
Publication Date:
December 31, 2014
Filing Date:
June 12, 2014
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G11B20/10; G11B27/34; H04N5/85; H04N5/93; H04N19/102; H04N19/156; H04N19/169; H04N19/70
Domestic Patent References:
| WO2012147010A1 | 2012-11-01 | |||
| WO2012147022A2 | 2012-11-01 | |||
| WO2012035476A1 | 2012-03-22 |
Foreign References:
| JP2013081170A | 2013-05-02 |
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (JP)
Nishikawa 孝 (JP)
Nishikawa 孝 (JP)
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