Title:
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, PLAYBACK PROCESSING DEVICE, AND PLAYBACK PROCESSING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/002303
Kind Code:
A1
Abstract:
An information processing device, an information processing method, a playback processing device, and a playback processing method, which provide a user with a high-quality audiovisual experience, are provided. An encoding unit encodes images in an image sequence to generate an encoded stream. A determination unit determines one or more decoding start images in the image sequence that can be used as images for starting decoding during gradual random access (GRA). A file generation unit inserts GRA information, which is related to the decoding start image determined by the determination unit, into a header region and inserts the encoded stream into a data region of a file format containing the header region and the data region.
Inventors:
HIRABAYASHI MITSUHIRO (JP)
TAKAHASHI RYOHEI (JP)
IKEDA MASARU (JP)
FUJIMOTO YUJI (JP)
YAGASAKI YOICHI (JP)
TAKAHASHI RYOHEI (JP)
IKEDA MASARU (JP)
FUJIMOTO YUJI (JP)
YAGASAKI YOICHI (JP)
Application Number:
PCT/JP2020/025379
Publication Date:
January 07, 2021
Filing Date:
June 26, 2020
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H04N19/70; H04N21/236
Foreign References:
| JP2006527927A | 2006-12-07 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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