ENCODER, DECODER AND CORRESPONDING METHODS SIMPLIFYING SIGNALLING OF SLICE HEADER SYNTAX ELEMENTS Russian patent published in 2024 - IPC H04N19/174 H04N19/176 H04N19/129 H04N19/70 

Abstract RU 2832151 C1

FIELD: physics.

SUBSTANCE: invention relates to video encoding means. Bit stream includes a slice header of the current slice and data representing the current slice. Parameter used to derive the number of tiles in the current slice and containing the parameter in the slice header is encoded when the number of tiles in the picture minus the address of the current slice is greater than 1. Current slice is restored using said number of tiles in the current slice and data representing the current slice. When the slice address of the current slice is the address of the last tile in the picture, it is determined that the number of tiles in the picture minus the slice address of the current slice is equal to 1. Parameter value is equal to the default value when the slice address of the current slice is the address of the last tile in the picture. Default value is 0. Slice address is expressed in units of tiles.

EFFECT: high efficiency of video encoding.

20 cl, 18 dwg, 10 tbl

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RU 2 832 151 C1

Authors

Esenlik, Semih

Wang, Biao

Kotra, Anand Meher

Alshina, Elena Alexandrovna

Dates

2024-12-19Published

2021-03-01Filed