CN112042198B - 基于仿射运动预测的图像编码方法及其装置 - Google Patents

基于仿射运动预测的图像编码方法及其装置 Download PDF

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CN112042198B
CN112042198B CN201980029205.3A CN201980029205A CN112042198B CN 112042198 B CN112042198 B CN 112042198B CN 201980029205 A CN201980029205 A CN 201980029205A CN 112042198 B CN112042198 B CN 112042198B
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CN112042198A (zh
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李在镐
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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LG Electronics Inc
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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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/50—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
    • H04N19/527—Global motion vector estimation
    • 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
    • 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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980029205.3A 2018-04-01 2019-04-01 基于仿射运动预测的图像编码方法及其装置 Active CN112042198B (zh)

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CN202310901139.2A CN116684590A (zh) 2018-04-01 2019-04-01 图像编码/解码方法、视频数据发送方法和存储介质
CN202310910010.8A CN116781929B (zh) 2018-04-01 2019-04-01 图像编码/解码设备和图像数据发送设备
CN202310904249.4A CN116684638B (zh) 2018-04-01 2019-04-01 图像编码/解码方法、视频数据发送方法和存储介质
CN202310904885.7A CN116684639B (zh) 2018-04-01 2019-04-01 图像编码/解码设备和图像数据发送设备

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US201862651244P 2018-04-01 2018-04-01
US62/651,244 2018-04-01
PCT/KR2019/003816 WO2019194507A1 (ko) 2018-04-01 2019-04-01 어파인 움직임 예측에 기반한 영상 코딩 방법 및 그 장치

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CN202310904885.7A Division CN116684639B (zh) 2018-04-01 2019-04-01 图像编码/解码设备和图像数据发送设备
CN202310910010.8A Division CN116781929B (zh) 2018-04-01 2019-04-01 图像编码/解码设备和图像数据发送设备
CN202310901139.2A Division CN116684590A (zh) 2018-04-01 2019-04-01 图像编码/解码方法、视频数据发送方法和存储介质

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WO2020050281A1 (ja) * 2018-09-06 2020-03-12 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
CN118573852A (zh) * 2019-03-11 2024-08-30 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和非暂时性存储介质
WO2020233659A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Adaptive motion vector difference resolution for affine mode
CN117336468A (zh) 2019-08-10 2024-01-02 北京字节跳动网络技术有限公司 视频比特流中的子图片相关信令通知
EP4032290A4 (en) 2019-10-18 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES
CN115280774B (zh) 2019-12-02 2025-08-19 抖音视界有限公司 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质
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CN116781929B (zh) 2026-02-10
JP2021517797A (ja) 2021-07-26
JP2025156590A (ja) 2025-10-14
EP3761644A4 (en) 2021-01-20
JP7565425B2 (ja) 2024-10-10
CN116684638B (zh) 2025-12-09
JP7404488B2 (ja) 2023-12-25
KR102568879B1 (ko) 2023-08-21
CN116684590A (zh) 2023-09-01
CN116684639B (zh) 2025-12-09
CN116684638A (zh) 2023-09-01
US20240406377A1 (en) 2024-12-05
EP4440113A3 (en) 2024-12-25
EP3761644A1 (en) 2021-01-06
KR20200108084A (ko) 2020-09-16
EP4440113A2 (en) 2024-10-02
US20210021813A1 (en) 2021-01-21
JP7675646B2 (ja) 2025-05-13
KR20230124767A (ko) 2023-08-25
JP2024169734A (ja) 2024-12-05
US11323696B2 (en) 2022-05-03
KR20250020687A (ko) 2025-02-11
JP2023010845A (ja) 2023-01-20
CN116684639A (zh) 2023-09-01
KR20250020686A (ko) 2025-02-11
US20220224889A1 (en) 2022-07-14
KR102455561B1 (ko) 2022-10-17
JP2024019534A (ja) 2024-02-09
US12081739B2 (en) 2024-09-03
US11611744B2 (en) 2023-03-21
KR102766976B1 (ko) 2025-02-14
US20230209044A1 (en) 2023-06-29
KR20220143964A (ko) 2022-10-25
CN112042198A (zh) 2020-12-04
JP7728422B2 (ja) 2025-08-22
WO2019194507A1 (ko) 2019-10-10
CN116781929A (zh) 2023-09-19

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