CN115380534A - 一种帧间预测方法、编码器、解码器及存储介质 - Google Patents

一种帧间预测方法、编码器、解码器及存储介质 Download PDF

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Publication number
CN115380534A
CN115380534A CN202080099394.4A CN202080099394A CN115380534A CN 115380534 A CN115380534 A CN 115380534A CN 202080099394 A CN202080099394 A CN 202080099394A CN 115380534 A CN115380534 A CN 115380534A
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China
Prior art keywords
motion information
partition
determining
candidate list
mapping table
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Pending
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CN202080099394.4A
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English (en)
Inventor
霍俊彦
马彦卓
万帅
杨付正
冉启宏
邱瑞鹏
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Publication of CN115380534A publication Critical patent/CN115380534A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/543—Motion estimation other than block-based using regions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

本申请实施例提供了一种帧间预测方法、编码器、解码器及存储介质，该方法包括：解析码流，确定当前块的预测模式参数；当预测模式参数指示使用帧间几何划分预测模式GPM确定当前块的帧间预测值时，确定当前块的GPM参数，以及当前块的融合运动信息候选列表和融合运动信息候选列表中的运动信息的属性信息；根据GPM参数、融合运动信息候选列表和属性信息，确定第一分区的第一运动信息映射表和第二分区的第二运动信息映射表；基于第一运动信息映射表、第二运动信息映射表和融合运动信息候选列表，确定当前块的帧间预测值。

Description

PCT国内申请，说明书已公开。

Claims (41)

  1. PCT国内申请，权利要求书已公开。
CN202080099394.4A 2020-04-03 2020-04-03 一种帧间预测方法、编码器、解码器及存储介质 Pending CN115380534A (zh)

Applications Claiming Priority (1)

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PCT/CN2020/083380 WO2021196242A1 (zh) 2020-04-03 2020-04-03 一种帧间预测方法、编码器、解码器及存储介质

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CN115380534A true CN115380534A (zh) 2022-11-22

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US (1) US20230023856A1 (zh)
EP (1) EP4131957A4 (zh)
JP (1) JP2023525630A (zh)
KR (1) KR20220163398A (zh)
CN (1) CN115380534A (zh)
TW (1) TW202139708A (zh)
WO (1) WO2021196242A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023200643A2 (en) * 2022-04-12 2023-10-19 Dolby Laboratories Licensing Corporation Geometric partition mode in video coding
WO2024027700A1 (en) * 2022-08-05 2024-02-08 Mediatek Inc. Joint indexing of geometric partitioning mode in video coding
WO2024077553A1 (zh) * 2022-10-13 2024-04-18 Oppo广东移动通信有限公司 视频编解码方法、装置、设备、系统、及存储介质

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* Cited by examiner, † Cited by third party
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EP3062518A4 (en) * 2013-10-24 2017-05-31 Electronics and Telecommunications Research Institute Video encoding/decoding method and apparatus
CN112055205B (zh) * 2017-12-12 2021-08-03 华为技术有限公司 视频数据的帧间预测方法和装置、视频编解码器、存储介质
CN110944171B (zh) * 2018-09-25 2023-05-09 华为技术有限公司 一种图像预测方法和设备
CN112532993B (zh) * 2018-12-28 2022-04-26 杭州海康威视数字技术股份有限公司 一种编解码方法及其设备
CN110809161B (zh) * 2019-03-11 2020-12-29 杭州海康威视数字技术股份有限公司 运动信息候选者列表构建方法及装置

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US20230023856A1 (en) 2023-01-26
EP4131957A4 (en) 2023-04-19
JP2023525630A (ja) 2023-06-19
TW202139708A (zh) 2021-10-16
WO2021196242A1 (zh) 2021-10-07
KR20220163398A (ko) 2022-12-09
EP4131957A1 (en) 2023-02-08

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