SG11202003925XA - Sub-block motion derivation and decoder-side motion vector refinement for merge mode - Google Patents

Sub-block motion derivation and decoder-side motion vector refinement for merge mode

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Publication number
SG11202003925XA
SG11202003925XA SG11202003925XA SG11202003925XA SG11202003925XA SG 11202003925X A SG11202003925X A SG 11202003925XA SG 11202003925X A SG11202003925X A SG 11202003925XA SG 11202003925X A SG11202003925X A SG 11202003925XA SG 11202003925X A SG11202003925X A SG 11202003925XA
Authority
SG
Singapore
Prior art keywords
decoder
sub
merge mode
vector refinement
motion vector
Prior art date
Application number
SG11202003925XA
Other languages
English (en)
Inventor
Xiaoyu Xiu
Yuwen He
Yan Ye
Original Assignee
Vid Scale Inc
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Filing date
Publication date
Application filed by Vid Scale Inc filed Critical Vid Scale Inc
Publication of SG11202003925XA publication Critical patent/SG11202003925XA/en

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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
    • H04N19/50—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
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/53—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
    • H04N19/50—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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202003925XA 2017-11-01 2018-11-01 Sub-block motion derivation and decoder-side motion vector refinement for merge mode SG11202003925XA (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762580184P 2017-11-01 2017-11-01
US201862623001P 2018-01-29 2018-01-29
US201862678576P 2018-05-31 2018-05-31
US201862690661P 2018-06-27 2018-06-27
PCT/US2018/058719 WO2019089933A1 (en) 2017-11-01 2018-11-01 Sub-block motion derivation and decoder-side motion vector refinement for merge mode

Publications (1)

Publication Number Publication Date
SG11202003925XA true SG11202003925XA (en) 2020-05-28

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Country Link
US (3) US11558633B2 (https=)
EP (1) EP3704856A1 (https=)
JP (3) JP7382332B2 (https=)
CN (3) CN119922329A (https=)
CA (1) CA3081335A1 (https=)
SG (1) SG11202003925XA (https=)
WO (1) WO2019089933A1 (https=)
ZA (1) ZA202002074B (https=)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116962717A (zh) * 2018-03-14 2023-10-27 Lx 半导体科技有限公司 图像编码/解码方法、存储介质和发送方法
SG11202012701XA (en) * 2018-07-02 2021-01-28 Huawei Tech Co Ltd Motion vector prediction method and apparatus, encoder, and decoder
WO2020017892A1 (ko) * 2018-07-17 2020-01-23 엘지전자 주식회사 서브블록 단위의 시간적 움직임 벡터 예측을 위한 방법 및 그 장치
JP7225381B2 (ja) * 2018-09-22 2023-02-20 エルジー エレクトロニクス インコーポレイティド インター予測に基づいて、ビデオ信号を処理するための方法及び装置
WO2020084553A1 (en) * 2018-10-24 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Motion candidate derivation based on multiple information in sub-block motion vector prediction
CN113170172A (zh) * 2018-11-21 2021-07-23 瑞典爱立信有限公司 具有子块合并简化的视频图片编码方法及相关装置
EP3857896A4 (en) 2018-11-22 2021-12-01 Beijing Bytedance Network Technology Co. Ltd. COORDINATION PROCESS FOR INTER-PREDICTION BASED ON SUB-BLOCKS
KR102696385B1 (ko) * 2018-11-26 2024-08-20 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 타일 독립성 제약을 이용하는 인터 예측 개념
US11146810B2 (en) 2018-11-27 2021-10-12 Qualcomm Incorporated Decoder-side motion vector refinement
WO2020116242A1 (ja) 2018-12-07 2020-06-11 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、符号化方法及び復号方法
WO2020140243A1 (zh) * 2019-01-03 2020-07-09 北京大学 视频图像处理方法与装置
CN112514384B (zh) 2019-01-28 2024-12-24 苹果公司 视频信号编码/解码方法及其装置
JP7072088B2 (ja) * 2019-02-08 2022-05-19 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 符号化装置及び復号装置
EP3922028B1 (en) * 2019-03-08 2025-09-03 Beijing Dajia Internet Information Technology Co., Ltd. Bi-directional optical flow and decoder-side motion vector refinement for video coding
KR20260023593A (ko) * 2019-05-15 2026-02-20 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩에서의 참조 픽처 리샘플링을 위한 디코더 측 모션 벡터 개선(dmvr) 코딩 툴의 핸들링
CN111953995A (zh) 2019-05-17 2020-11-17 华为技术有限公司 一种帧间预测的方法和装置
JP6835337B2 (ja) * 2019-06-20 2021-02-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
BR112021025924A2 (pt) * 2019-06-21 2022-02-22 Huawei Tech Co Ltd Codificador, decodificador e métodos correspondentes
CN114080808B (zh) * 2019-07-06 2025-08-01 北京达佳互联信息技术有限公司 用于视频编解码中的解码器侧运动矢量细化的方法和装置
KR102808776B1 (ko) * 2019-08-13 2025-05-15 두인 비전 컴퍼니 리미티드 서브 블록 기반 인터 예측의 모션 정밀도
US11223840B2 (en) * 2019-08-19 2022-01-11 Tencent America LLC Method and apparatus for video coding
CN120128701B (zh) 2019-09-12 2026-02-17 阿里巴巴（中国）有限公司 计算机实现的编解码方法及非暂时性计算机可读存储介质
WO2021050226A1 (en) * 2019-09-12 2021-03-18 Alibaba Group Holding Limited Method and apparatus for encoding or decoding video
CN114402591B (zh) * 2019-09-13 2024-08-02 北京字节跳动网络技术有限公司 并置运动矢量的推导
WO2021052507A1 (en) 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Sub-picture coding and decoding of video
CN114402618A (zh) * 2019-09-27 2022-04-26 北京达佳互联信息技术有限公司 用于视频编解码中的解码器端运动矢量细化的方法和装置
US12113987B2 (en) * 2020-12-22 2024-10-08 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
US12388978B2 (en) 2021-11-01 2025-08-12 Tencent America LLC Template-matching based adaptive motion vector resolution (AMVR) for bi-prediction and an affine mode
US12267515B2 (en) * 2022-05-24 2025-04-01 Tencent America LLC Method and apparatus for temporal interpolated prediction in video bitstream
EP4379659A1 (en) * 2022-11-30 2024-06-05 Aptiv Technologies AG Enhanced tracking and speed detection
US12563217B2 (en) * 2023-04-14 2026-02-24 Tencent America LLC Systems and methods for candidate list construction
WO2025185720A1 (en) * 2024-03-07 2025-09-12 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1312927C (zh) * 2002-07-15 2007-04-25 株式会社日立制作所 动态图像编码方法及解码方法
US20100316129A1 (en) * 2009-03-27 2010-12-16 Vixs Systems, Inc. Scaled motion search section with downscaling filter and method for use therewith
KR101640357B1 (ko) * 2011-03-08 2016-07-15 가부시키가이샤 제이브이씨 켄우드 동화상 부호화 장치, 동화상 부호화방법 및 동화상 부호화 프로그램, 및 동화상 복호 장치, 동화상 복호 방법 및 동화상 복호 프로그램
PL3879834T3 (pl) * 2011-05-31 2024-07-29 Jvckenwood Corporation Urządzenie do kodowania ruchomego obrazu wizyjnego, sposób kodowania ruchomego obrazu wizyjnego i program do kodowania ruchomego obrazu wizyjnego, a także urządzenie do dekodowania ruchomego obrazu wizyjnego, sposób dekodowania ruchomego obrazu wizyjnego i program do dekodowania ruchomego obrazu wizyjnego
CN107483928B (zh) 2011-09-09 2020-05-12 株式会社Kt 用于解码视频信号的方法
US9083983B2 (en) * 2011-10-04 2015-07-14 Qualcomm Incorporated Motion vector predictor candidate clipping removal for video coding
GB2495990A (en) * 2011-10-28 2013-05-01 Canon Kk Motion compensated image coding with omission of coding mode cost calculation for a motion predictor in a set.
US9762904B2 (en) * 2011-12-22 2017-09-12 Qualcomm Incorporated Performing motion vector prediction for video coding
PL2806637T3 (pl) * 2012-01-19 2021-05-04 Electronics And Telecommunications Research Institute Sposób kodowania/dekodowania obrazu
US20130258052A1 (en) * 2012-03-28 2013-10-03 Qualcomm Incorporated Inter-view residual prediction in 3d video coding
CN108156463B (zh) * 2012-08-29 2022-07-01 Vid拓展公司 用于可分级视频编码的运动矢量预测的方法和装置
JP6149151B2 (ja) * 2013-04-02 2017-06-14 ヴィド スケール インコーポレイテッド スケーラブルビデオコーディングのための拡張時間的動きベクトル予測
US9288507B2 (en) * 2013-06-21 2016-03-15 Qualcomm Incorporated More accurate advanced residual prediction (ARP) for texture coding
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
GB2534136A (en) * 2015-01-12 2016-07-20 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
US11477477B2 (en) * 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US10057574B2 (en) * 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
WO2016143972A1 (ko) * 2015-03-11 2016-09-15 엘지전자(주) 비디오 신호의 인코딩/디코딩 방법 및 장치
US10250904B2 (en) * 2015-05-05 2019-04-02 Avago Technologies International Sales Pte. Limited Apparatus and method for overlapped motion compensation for video coding
US10187653B2 (en) * 2015-05-18 2019-01-22 Avago Technologies International Sales Pte. Limited Motor vector prediction using co-located prediction units
EP4040791A1 (en) * 2015-06-08 2022-08-10 Vid Scale, Inc. Intra block copy mode for screen content coding
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
US10462457B2 (en) * 2016-01-29 2019-10-29 Google Llc Dynamic reference motion vector coding mode
US10560718B2 (en) * 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
CN116708776A (zh) * 2016-07-18 2023-09-05 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
WO2018028615A1 (en) * 2016-08-12 2018-02-15 Mediatek Inc. Methods and apparatuses of predictor-based partition in video processing system
US10721489B2 (en) * 2016-09-06 2020-07-21 Qualcomm Incorporated Geometry-based priority for the construction of candidate lists
US10812791B2 (en) * 2016-09-16 2020-10-20 Qualcomm Incorporated Offset vector identification of temporal motion vector predictor
US10616582B2 (en) * 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
KR102435500B1 (ko) * 2016-10-06 2022-08-23 세종대학교산학협력단 비디오 신호의 복호화 방법 및 이의 장치
US10785477B2 (en) * 2016-10-06 2020-09-22 Lg Electronics Inc. Method for processing video on basis of inter prediction mode and apparatus therefor
US10291928B2 (en) * 2017-01-10 2019-05-14 Blackberry Limited Methods and devices for inter-prediction using motion vectors for video coding
CN117956182A (zh) 2018-06-04 2024-04-30 华为技术有限公司 获取运动矢量的方法和装置

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JP7382332B2 (ja) 2023-11-16
JP2025170304A (ja) 2025-11-18
JP7727920B2 (ja) 2025-08-22
US11558633B2 (en) 2023-01-17
JP2024010171A (ja) 2024-01-23
ZA202002074B (en) 2023-10-25
CN111480341A (zh) 2020-07-31
US20250168388A1 (en) 2025-05-22
CA3081335A1 (en) 2019-05-09
WO2019089933A1 (en) 2019-05-09
US20210185338A1 (en) 2021-06-17
EP3704856A1 (en) 2020-09-09
CN119922330A (zh) 2025-05-02
KR20200095463A (ko) 2020-08-10
US20230156215A1 (en) 2023-05-18
CN111480341B (zh) 2025-01-07
JP2021502038A (ja) 2021-01-21
CN119922329A (zh) 2025-05-02
US12212773B2 (en) 2025-01-28

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