Title:
MEDIA FILE PROCESSING METHOD AND DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/139331
Kind Code:
A1
Abstract:
A media file generation method according to the present document comprises the steps of configuring at least one of an entity group and a sample group, generating a track, and generating the media file including the track and at least one of the entity group and the sample group, wherein: the entity group includes an operation point entity group; the sample group includes an operation point information sample group; on the basis of the track including no VVC bitstream, the track has one of a first track reference for the operation point entity group and a second track reference for a specific track including the operation point information sample group; and the first track reference is different from the second track reference.
Inventors:
HENDRY HENDRY (KR)
Application Number:
PCT/KR2021/019210
Publication Date:
June 30, 2022
Filing Date:
December 16, 2021
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04N21/2343; H04N19/132; H04N19/70; H04N21/236; H04N21/434; H04N21/4402
Foreign References:
| KR20200051718A | 2020-05-13 | |||
| KR20180127997A | 2018-11-30 | |||
| KR20180019557A | 2018-02-26 | |||
| KR101951615B1 | 2019-02-22 |
Other References:
ANONYMOUS: "Information technology — Coding of audiovisual objects — Part 12: ISO base media file format ", ISO/IEC 14496-12, 15 December 2015 (2015-12-15), pages 1 - 248, XP055942214
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
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