BR112021009606A2 - refinamento de vetor de movimento no lado do decodificador - Google Patents

refinamento de vetor de movimento no lado do decodificador Download PDF

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Publication number
BR112021009606A2
BR112021009606A2 BR112021009606-0A BR112021009606A BR112021009606A2 BR 112021009606 A2 BR112021009606 A2 BR 112021009606A2 BR 112021009606 A BR112021009606 A BR 112021009606A BR 112021009606 A2 BR112021009606 A2 BR 112021009606A2
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Brazil
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block
motion vector
prediction
dmvr
pixels
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BR112021009606-0A
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English (en)
Portuguese (pt)
Inventor
Chun-Chi Chen
Wei-Jung Chien
Chao-Hsiung Hung
Marta Karczewicz
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Qualcomm Incorporated
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/563Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/127Prioritisation of hardware or computational resources
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/521Processing 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/523Motion estimation or motion compensation with sub-pixel accuracy
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112021009606-0A 2018-11-27 2019-11-27 refinamento de vetor de movimento no lado do decodificador BR112021009606A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862771960P 2018-11-27 2018-11-27
US62/771,960 2018-11-27
US16/695,907 2019-11-26
US16/695,907 US11146810B2 (en) 2018-11-27 2019-11-26 Decoder-side motion vector refinement
PCT/US2019/063673 WO2020113051A2 (en) 2018-11-27 2019-11-27 Decoder-side motion vector refinement

Publications (1)

Publication Number Publication Date
BR112021009606A2 true BR112021009606A2 (pt) 2021-08-10

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US (1) US11146810B2 (https=)
EP (1) EP3888358A2 (https=)
JP (1) JP7446297B2 (https=)
KR (1) KR102936770B1 (https=)
CN (2) CN118741148A (https=)
BR (1) BR112021009606A2 (https=)
CL (1) CL2021001335A1 (https=)
SG (1) SG11202104085RA (https=)
WO (1) WO2020113051A2 (https=)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102840294B1 (ko) 2018-06-29 2025-07-30 두인 비전 컴퍼니 리미티드 하나 또는 다수의 룩업 테이블들을 사용하여 이전에 코딩된 모션 정보를 순서대로 저장하고 이를 사용하여 후속 블록들을 코딩하는 개념
WO2020003265A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Conditions of usage of luts
KR102680903B1 (ko) 2018-06-29 2024-07-04 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Hmvp 후보를 병합/amvp에 추가할 때의 부분/풀 프루닝
KR102627814B1 (ko) 2018-06-29 2024-01-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 룩업 테이블의 업데이트: fifo, 제약된 fifo
WO2020003282A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Managing motion vector predictors for video coding
CN110662052B (zh) 2018-06-29 2022-07-08 北京字节跳动网络技术有限公司 更新查找表(lut)的条件
SG11202013028PA (en) 2018-06-29 2021-01-28 Beijing Bytedance Network Technology Co Ltd Interaction between lut and amvp
EP4322533A3 (en) 2018-06-29 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. Checking order of motion candidates in lut
CN110677669B (zh) 2018-07-02 2021-12-07 北京字节跳动网络技术有限公司 具有lic的lut
WO2020053798A1 (en) 2018-09-12 2020-03-19 Beijing Bytedance Network Technology Co., Ltd. Conditions for starting checking hmvp candidates depend on total number minus k
JP7005480B2 (ja) * 2018-12-27 2022-01-21 Kddi株式会社 画像復号装置、画像符号化装置、プログラム及び画像処理システム
US11102476B2 (en) * 2018-12-28 2021-08-24 Qualcomm Incorporated Subblock based affine motion model
EP3766249A4 (en) * 2019-01-08 2022-01-26 Tencent America Llc Method and apparatus for memory bandwidth reduction for small inter blocks
KR102648159B1 (ko) * 2019-01-10 2024-03-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut 업데이트의 호출
WO2020143824A1 (en) 2019-01-13 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Interaction between lut and shared merge list
CN113330739B (zh) 2019-01-16 2025-01-10 北京字节跳动网络技术有限公司 Lut中的运动候选的插入顺序
CN121967699A (zh) 2019-02-03 2026-05-01 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN116886925B (zh) * 2019-02-08 2024-11-08 北京达佳互联信息技术有限公司 一种用于视频编码的方法、计算设备和介质
CN121173966A (zh) * 2019-02-14 2025-12-19 北京字节跳动网络技术有限公司 解码器侧细化工具的选择性应用
WO2020175915A1 (ko) 2019-02-26 2020-09-03 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
US11166015B2 (en) * 2019-03-06 2021-11-02 Tencent America LLC Method and apparatus for video coding
CN120568044A (zh) * 2019-03-07 2025-08-29 数字洞察力有限公司 图像编码/解码方法和传输比特流的方法
JP7555328B2 (ja) 2019-03-08 2024-09-24 シャープ株式会社 動画像復号装置、動画像符号化装置、および動画像復号方法
CN113615193B (zh) 2019-03-22 2024-06-25 北京字节跳动网络技术有限公司 Merge列表构建和其他工具之间的交互
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
WO2020233660A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Syntax-based motion candidate derivation in sub-block merge mode
US20200402546A1 (en) * 2019-06-24 2020-12-24 Seagate Technology Llc Reducing base deck porosity
WO2021001220A1 (en) * 2019-07-01 2021-01-07 Interdigital Vc Holdings France, Sas Bi-directional optical flow refinement of affine motion compensation
EP3997869A4 (en) 2019-08-10 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. Subpicture dependent signaling in video bitstreams
WO2020251416A2 (en) * 2019-09-30 2020-12-17 Huawei Technologies Co., Ltd. Affine motion model restrictions reducing number of fetched reference lines during processing of one block row with enhanced interpolation filter
CN114631321B (zh) 2019-10-18 2024-04-12 北京字节跳动网络技术有限公司 子图片与环路滤波之间的相互影响
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
US11399188B2 (en) * 2020-01-01 2022-07-26 Tencent America LLC Method for mixed NAL unit type support in a coded picture
KR20220157950A (ko) 2020-03-23 2022-11-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트
CN114342390B (zh) * 2020-07-30 2022-10-28 北京达佳互联信息技术有限公司 用于仿射运动补偿的预测细化的方法和装置
EP4193593A1 (en) * 2020-08-07 2023-06-14 InterDigital VC Holdings France, SAS Combining abt with vvc sub-block-based coding tools
CN116368799A (zh) 2020-10-15 2023-06-30 北京达佳互联信息技术有限公司 用于帧间编解码的增强型运动估计
WO2022140338A1 (en) * 2020-12-22 2022-06-30 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
US20240187633A1 (en) * 2021-04-21 2024-06-06 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
US20240214606A1 (en) * 2021-04-27 2024-06-27 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
US12212736B2 (en) * 2021-06-30 2025-01-28 Qualcomm Incorporated Using unrefined motion vectors for performing decoder-side motion vector derivation
KR20240050408A (ko) * 2021-08-27 2024-04-18 주식회사 윌러스표준기술연구소 움직임 정보를 보정하는 방법 및 이를 위한 장치
CN118592027A (zh) * 2021-11-22 2024-09-03 抖音视界有限公司 用于视频处理的方法、装置和介质
US11616970B1 (en) * 2022-01-25 2023-03-28 Mediatek Inc. Motion vector refinement apparatus having motion vector predictor derivation circuit that is allowed to start new task without waiting for motion vector difference computation and associated motion vector refinement method
EP4500859A4 (en) * 2022-03-28 2026-04-01 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR DERIVATING CANDIDATES FOR AN AFFINE FUSION MODE IN VIDEO CODING
US12477141B2 (en) 2022-07-18 2025-11-18 Tencent America LLC Method for affine motion refinement
US12556736B2 (en) * 2022-10-10 2026-02-17 Tencent America LLC Method and apparatus for extended decoder side motion vector refinement
US12470750B2 (en) * 2023-04-14 2025-11-11 Tencent America LLC Systems and methods for window error estimation improvement in temporal filter
CN117579833B (zh) * 2024-01-12 2024-04-05 合肥六角形半导体有限公司 一种视频压缩电路及芯片

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0818444A2 (pt) * 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
US8208563B2 (en) * 2008-04-23 2012-06-26 Qualcomm Incorporated Boundary artifact correction within video units
US9503720B2 (en) * 2012-03-16 2016-11-22 Qualcomm Incorporated Motion vector coding and bi-prediction in HEVC and its extensions
US11363253B2 (en) * 2016-05-13 2022-06-14 Vid Scale, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
US20170339405A1 (en) * 2016-05-20 2017-11-23 Arris Enterprises Llc System and method for intra coding
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding
WO2018113658A1 (en) * 2016-12-22 2018-06-28 Mediatek Inc. Method and apparatus of motion refinement for video coding
US10911761B2 (en) * 2016-12-27 2021-02-02 Mediatek Inc. Method and apparatus of bilateral template MV refinement for video coding
US12063387B2 (en) * 2017-01-05 2024-08-13 Hfi Innovation Inc. Decoder-side motion vector restoration for video coding
US20180199057A1 (en) * 2017-01-12 2018-07-12 Mediatek Inc. Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding
US20180332298A1 (en) * 2017-05-10 2018-11-15 Futurewei Technologies, Inc. Bidirectional Prediction In Video Compression
US10602180B2 (en) 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
US10477237B2 (en) * 2017-06-28 2019-11-12 Futurewei Technologies, Inc. Decoder side motion vector refinement in video coding
EP3685583A1 (en) 2017-10-09 2020-07-29 Huawei Technologies Co., Ltd. Template update for motion vector refinement
CN119922329A (zh) 2017-11-01 2025-05-02 交互数字Vc控股公司 用于合并模式的解码器侧运动矢量细化和子块运动导出
US11750832B2 (en) * 2017-11-02 2023-09-05 Hfi Innovation Inc. Method and apparatus for video coding
US11310526B2 (en) 2018-01-26 2022-04-19 Mediatek Inc. Hardware friendly constrained motion vector refinement
TWI719519B (zh) * 2018-07-02 2021-02-21 大陸商北京字節跳動網絡技術有限公司 對於dmvr的塊尺寸限制
US10958934B2 (en) * 2018-07-27 2021-03-23 Tencent America LLC History-based affine merge and motion vector prediction

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KR20210093259A (ko) 2021-07-27
CN113039787B (zh) 2024-06-21
US11146810B2 (en) 2021-10-12
CL2021001335A1 (es) 2021-12-03
JP7446297B2 (ja) 2024-03-08
CN113039787A (zh) 2021-06-25
EP3888358A2 (en) 2021-10-06
WO2020113051A3 (en) 2020-07-23
JP2022507683A (ja) 2022-01-18
US20200169748A1 (en) 2020-05-28
CN118741148A (zh) 2024-10-01
WO2020113051A2 (en) 2020-06-04
KR102936770B1 (ko) 2026-03-09
SG11202104085RA (en) 2021-06-29

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