CN117544769A - 视频解码方法、视频编码方法、存储介质和发送方法 - Google Patents

视频解码方法、视频编码方法、存储介质和发送方法 Download PDF

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Publication number
CN117544769A
CN117544769A CN202311518856.3A CN202311518856A CN117544769A CN 117544769 A CN117544769 A CN 117544769A CN 202311518856 A CN202311518856 A CN 202311518856A CN 117544769 A CN117544769 A CN 117544769A
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China
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block
current block
affine
neighboring
motion vector
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Chinese (zh)
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李在镐
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Beijing Xiaomi Mobile Software Co 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
    • H04N19/513—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
    • H04N19/105—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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202311518856.3A 2018-07-13 2019-07-09 视频解码方法、视频编码方法、存储介质和发送方法 Pending CN117544769A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201862698001P 2018-07-13 2018-07-13
US62/698,001 2018-07-13
US201862703415P 2018-07-25 2018-07-25
US62/703,415 2018-07-25
CN201980005861.XA CN111418212B (zh) 2018-07-13 2019-07-09 基于图像编码系统中的仿射运动预测的图像解码方法和设备
PCT/KR2019/008416 WO2020013569A1 (ko) 2018-07-13 2019-07-09 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치

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CN202311518856.3A Pending CN117544769A (zh) 2018-07-13 2019-07-09 视频解码方法、视频编码方法、存储介质和发送方法
CN201980005861.XA Active CN111418212B (zh) 2018-07-13 2019-07-09 基于图像编码系统中的仿射运动预测的图像解码方法和设备
CN202311517677.8A Pending CN117528073A (zh) 2018-07-13 2019-07-09 解码设备、编码设备和发送用于视频的数据的设备
CN202311517675.9A Pending CN117528072A (zh) 2018-07-13 2019-07-09 解码设备、编码设备和发送用于视频的数据的设备

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CN201980005861.XA Active CN111418212B (zh) 2018-07-13 2019-07-09 基于图像编码系统中的仿射运动预测的图像解码方法和设备
CN202311517677.8A Pending CN117528073A (zh) 2018-07-13 2019-07-09 解码设备、编码设备和发送用于视频的数据的设备
CN202311517675.9A Pending CN117528072A (zh) 2018-07-13 2019-07-09 解码设备、编码设备和发送用于视频的数据的设备

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US (4) US11019358B2 (enExample)
EP (1) EP3694212A4 (enExample)
JP (3) JP7221960B2 (enExample)
KR (4) KR102739892B1 (enExample)
CN (4) CN117544769A (enExample)
WO (1) WO2020013569A1 (enExample)

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KR102739892B1 (ko) * 2018-07-13 2024-12-10 엘지전자 주식회사 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치
BR112021003917A2 (pt) * 2018-08-28 2021-05-18 Huawei Technologies Co., Ltd. método e aparelho para construir lista de informações de movimentos de candidatos, método de inter predição, e aparelho
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
BR112021004556A2 (pt) 2018-09-10 2021-06-08 Lg Electronics Inc. método e aparelho de decodificação de imagens com base em predição de movimento afim usando lista de candidatos a mvp afim no sistema de codificação de imagens
US11166015B2 (en) * 2019-03-06 2021-11-02 Tencent America LLC Method and apparatus for video coding
US11190789B2 (en) 2019-06-30 2021-11-30 Tencent America LLC Method and apparatus for video coding using inter-prediction mode signaling to dertermine motion vectors
US11936877B2 (en) * 2021-04-12 2024-03-19 Qualcomm Incorporated Template matching based affine prediction for video coding
CN120457694A (zh) * 2023-01-03 2025-08-08 抖音视界有限公司 用于视频处理的方法、装置和介质

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CN104363451B (zh) * 2014-10-27 2019-01-25 华为技术有限公司 图像预测方法及相关装置
US10575011B2 (en) * 2015-09-24 2020-02-25 Lg Electronics Inc. Inter prediction method and apparatus in image coding system
EP4614977A3 (en) * 2016-03-15 2025-12-03 HFI Innovation Inc. Method and apparatus of video coding with affine motion compensation
US10560712B2 (en) * 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
JP7026049B2 (ja) * 2016-09-27 2022-02-25 シャープ株式会社 アフィン動きベクトル導出装置、予測画像生成装置、動画像復号装置、および動画像符号化装置
US10778999B2 (en) * 2016-09-30 2020-09-15 Qualcomm Incorporated Frame rate up-conversion coding mode with affine motion model
US12289456B2 (en) * 2016-10-04 2025-04-29 Hfi Innovation Inc. Method and apparatus for intra chroma coding in image and video coding
US10448010B2 (en) * 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
US10856003B2 (en) * 2017-10-03 2020-12-01 Qualcomm Incorporated Coding affine prediction motion information for video coding
EP3468195A1 (en) * 2017-10-05 2019-04-10 Thomson Licensing Improved predictor candidates for motion compensation
US11889100B2 (en) * 2017-11-14 2024-01-30 Qualcomm Incorporated Affine motion vector prediction in video coding
US20190208211A1 (en) * 2018-01-04 2019-07-04 Qualcomm Incorporated Generated affine motion vectors
US20200021836A1 (en) * 2018-07-10 2020-01-16 Tencent America LLC Method and apparatus for ordering and selection of affine merge candidates in motion compensation
KR102739892B1 (ko) 2018-07-13 2024-12-10 엘지전자 주식회사 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치

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KR20200056458A (ko) 2020-05-22
EP3694212A4 (en) 2020-08-19
WO2020013569A1 (ko) 2020-01-16
CN111418212B (zh) 2023-12-01
US20230209083A1 (en) 2023-06-29
JP7221960B2 (ja) 2023-02-14
US11259041B2 (en) 2022-02-22
US12167025B2 (en) 2024-12-10
JP7431889B2 (ja) 2024-02-15
US20200252644A1 (en) 2020-08-06
KR102490854B1 (ko) 2023-01-26
KR102739892B1 (ko) 2024-12-10
JP2021503256A (ja) 2021-02-04
CN117528073A (zh) 2024-02-06
JP2022113815A (ja) 2022-08-04
US20220132160A1 (en) 2022-04-28
CN111418212A (zh) 2020-07-14
US11622126B2 (en) 2023-04-04
KR20230014876A (ko) 2023-01-30
JP7781923B2 (ja) 2025-12-08
KR20230151045A (ko) 2023-10-31
KR102592642B1 (ko) 2023-10-23
US20210211711A1 (en) 2021-07-08
EP3694212A1 (en) 2020-08-12
CN117528072A (zh) 2024-02-06
KR102386836B1 (ko) 2022-04-14
KR20220047683A (ko) 2022-04-18
US11019358B2 (en) 2021-05-25
JP2024036478A (ja) 2024-03-15

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