CN115412728B - 视频编码方法和相关装置 - Google Patents

视频编码方法和相关装置

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Publication number
CN115412728B
CN115412728B CN202211048388.3A CN202211048388A CN115412728B CN 115412728 B CN115412728 B CN 115412728B CN 202211048388 A CN202211048388 A CN 202211048388A CN 115412728 B CN115412728 B CN 115412728B
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China
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block
sub
motion vector
picture
video
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CN115412728A (zh
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许晓中
李翔
刘杉
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/105—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
    • H04N19/103—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/513—Processing of motion vectors
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202211048388.3A 2018-06-04 2019-05-30 视频编码方法和相关装置 Active CN115412728B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201862680468P 2018-06-04 2018-06-04
US62/680,468 2018-06-04
US16/210,635 US11109025B2 (en) 2018-06-04 2018-12-05 Method and apparatus for sub-block based temporal motion vector prediction
US16/210,635 2018-12-05
PCT/US2019/034485 WO2019236362A2 (en) 2018-06-04 2019-05-30 Method and apparatus for sub-block based temporal motion vector prediction
CN201980033757.1A CN112154663B (zh) 2018-06-04 2019-05-30 视频解码方法和相关装置

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CN115412728B true CN115412728B (zh) 2025-12-12

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US (3) US11109025B2 (https=)
EP (2) EP3804316A4 (https=)
JP (4) JP7212060B2 (https=)
KR (4) KR102522112B1 (https=)
CN (2) CN115412728B (https=)
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Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11109025B2 (en) * 2018-06-04 2021-08-31 Tencent America LLC Method and apparatus for sub-block based temporal motion vector prediction
WO2019234598A1 (en) * 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and stmvp
EP3788782A1 (en) 2018-06-21 2021-03-10 Beijing Bytedance Network Technology Co. Ltd. Sub-block mv inheritance between color components
CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction
CN112997495B (zh) 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
CN113366845B (zh) * 2019-01-31 2024-08-16 寰发股份有限公司 视频编码中结合帧间和帧内预测的方法和装置
US12069305B2 (en) * 2021-04-16 2024-08-20 Tencent America LLC Low memory design for multiple reference line selection scheme
US12132928B2 (en) * 2022-09-02 2024-10-29 Qualcomm Incorporated Block-level collocated motion field projection for video coding
US20250317555A1 (en) * 2024-04-09 2025-10-09 Qualcomm Incorporated Intersecting motion vector prediction in video coding
WO2026007117A1 (zh) * 2024-07-05 2026-01-08 Oppo广东移动通信有限公司 网格解码、编码方法、装置、介质及码流

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107071460B (zh) * 2010-12-14 2020-03-06 M&K控股株式会社 用于编码运动画面的设备
GB2495468B (en) * 2011-09-02 2017-12-13 Skype Video coding
WO2015006922A1 (en) * 2013-07-16 2015-01-22 Mediatek Singapore Pte. Ltd. Methods for residual prediction
SG11201510554RA (en) * 2013-07-24 2016-02-26 Qualcomm Inc Simplified advanced motion prediction for 3d-hevc
US9762927B2 (en) 2013-09-26 2017-09-12 Qualcomm Incorporated Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC
WO2015124110A1 (en) 2014-02-21 2015-08-27 Mediatek Singapore Pte. Ltd. Method of video coding using prediction based on intra picture block copy
US10666968B2 (en) 2014-05-06 2020-05-26 Hfi Innovation Inc. Method of block vector prediction for intra block copy mode coding
CN106416253A (zh) 2014-05-22 2017-02-15 联发科技股份有限公司 用于图像以及视频编码的具有翻动的帧内块复制方法
EP3152906B1 (en) 2014-07-07 2021-06-16 HFI Innovation Inc. Method of intra block copy search and compensation range
EP3180917B1 (en) 2014-09-01 2022-04-20 HFI Innovation Inc. Method of intra picture block copy for screen content and video coding
WO2016048834A1 (en) * 2014-09-26 2016-03-31 Vid Scale, Inc. Intra block copy coding with temporal block vector prediction
CA2961681C (en) 2014-09-30 2022-08-09 Hfi Innovation Inc. Method of adaptive motion vetor resolution for video coding
CN106797229B (zh) 2014-11-20 2019-06-21 寰发股份有限公司 视频编码方法
US11477477B2 (en) 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
US20190158860A1 (en) * 2016-05-13 2019-05-23 Sharp Kabushiki Kaisha Video decoding device
US10812791B2 (en) * 2016-09-16 2020-10-20 Qualcomm Incorporated Offset vector identification of temporal motion vector predictor
US11109025B2 (en) * 2018-06-04 2021-08-31 Tencent America LLC Method and apparatus for sub-block based temporal motion vector prediction

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KR102630200B1 (ko) 2024-01-29
CN112154663B (zh) 2022-07-12
JP2024069475A (ja) 2024-05-21
JP2025114786A (ja) 2025-08-05
US11800100B2 (en) 2023-10-24
EP4604528A2 (en) 2025-08-20
CN112154663A (zh) 2020-12-29
US20190373259A1 (en) 2019-12-05
KR20240015165A (ko) 2024-02-02
EP3804316A4 (en) 2022-06-22
JP7457170B2 (ja) 2024-03-27
US20240007630A1 (en) 2024-01-04
EP4604528A3 (en) 2025-10-22
KR20200139215A (ko) 2020-12-11
JP2021517410A (ja) 2021-07-15
JP2023029596A (ja) 2023-03-03
KR102878419B1 (ko) 2025-10-29
JP7684007B2 (ja) 2025-05-27
WO2019236362A2 (en) 2019-12-12
US20210360245A1 (en) 2021-11-18
JP7212060B2 (ja) 2023-01-24
KR20230051641A (ko) 2023-04-18
KR20250161640A (ko) 2025-11-17
KR102522112B1 (ko) 2023-04-17
WO2019236362A3 (en) 2020-08-13
US11109025B2 (en) 2021-08-31
CN115412728A (zh) 2022-11-29
EP3804316A2 (en) 2021-04-14

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