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Video encoding/decoding method and device

專利號(hào)
US11659163B2
公開日期
2023-05-23
申請(qǐng)人
INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY(KR Seoul)
發(fā)明人
Jong Ki Han; Sang Guk Cha; Geon Won Lee; Geun Bae Kim
IPC分類
H04N19/159; H04N19/105; H04N19/176; H04N19/46
技術(shù)領(lǐng)域
mpm,prediction,candidate,mode,intra,may,group,be,block,unit
地域: Seoul

摘要

A video encoding/decoding device according to the present invention may determine an intra prediction mode of a current block on the basis of a most probable mode (MPM) of the current block or an intra prediction mode of a neighboring block, determine a reference region for intra prediction of the current block, and perform intra prediction on the current block by using the intra prediction mode and the reference region.

說明書

In a computer-readable recording medium according to the present disclosure, the number of candidate modes belonging to the second candidate group may be m and m may be a natural number such as 1, 2, 3, 4, 5, 6, or more.

In a computer-readable recording medium according to the present disclosure, the second candidate group may not include a default mode included in the first candidate group.

MODE FOR INVENTION

As the present disclosure may make various changes and have several embodiments, specific embodiments will be illustrated in a drawing and described in detail. But, it is not intended to limit the present disclosure to a specific embodiment, and it should be understood that it includes all changes, equivalents or substitutes included in an idea and a technical range of the present disclosure. A similar reference sign is used for a similar component while explaining each drawing.

A term such as first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only to distinguish one component from other components. For example, without going beyond a scope of a right of the present disclosure, a first component may be referred to as a second component and similarly, a second component may be also referred to as a first component. A term, and/or, includes a combination of a plurality of relative entered items or any item of a plurality of relative entered items.

權(quán)利要求

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