JP7367018B2 - 履歴ベースの動きベクトル予測の簡略化 - Google Patents

履歴ベースの動きベクトル予測の簡略化 Download PDF

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JP7367018B2
JP7367018B2 JP2021527072A JP2021527072A JP7367018B2 JP 7367018 B2 JP7367018 B2 JP 7367018B2 JP 2021527072 A JP2021527072 A JP 2021527072A JP 2021527072 A JP2021527072 A JP 2021527072A JP 7367018 B2 JP7367018 B2 JP 7367018B2
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motion vector
hmvp
vector predictor
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ハン、ユ
チェン、ウェイ－ジュン
ファン、ハン
カルチェビチ、マルタ
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Qualcomm 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
    • H04N19/513—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
    • H04N19/513—Processing of 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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • 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
    • H04N19/50—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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/583—Motion compensation with overlapping 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation

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JP2021527072A 2018-11-27 2019-11-27 履歴ベースの動きベクトル予測の簡略化 Active JP7367018B2 (ja)

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US201862771981P 2018-11-27 2018-11-27
US62/771,981 2018-11-27
US16/696,008 US11184633B2 (en) 2018-11-27 2019-11-26 Simplification of history-based motion vector prediction
US16/696,008 2019-11-26
PCT/US2019/063674 WO2020113052A1 (en) 2018-11-27 2019-11-27 Simplification of history-based motion vector prediction

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Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240007299A (ko) 2018-06-29 2024-01-16 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 룩업 테이블의 업데이트: fifo, 제약된 fifo
CN115134599A (zh) 2018-06-29 2022-09-30 抖音视界有限公司 更新查找表（lut）的条件
US12445641B2 (en) * 2018-06-29 2025-10-14 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus for throughput enhancement, and recording medium storing bitstream
EP3791585A1 (en) * 2018-06-29 2021-03-17 Beijing Bytedance Network Technology Co. Ltd. Partial/full pruning when adding a hmvp candidate to merge/amvp
KR102611261B1 (ko) 2018-06-29 2023-12-08 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 업데이트 대상 lut 또는 비업데이트 lut의 구별
CN114900696B (zh) 2018-06-29 2025-08-19 抖音视界(北京)有限公司 Lut中的运动候选的检查顺序
JP7137008B2 (ja) * 2018-06-29 2022-09-13 北京字節跳動網絡技術有限公司 １つまたは複数のルックアップテーブルを使用して、以前コーディングされた動き情報を順に記憶させてそれらを後続のブロックのコーディングに使用する概念
CN110662053B (zh) 2018-06-29 2022-03-25 北京字节跳动网络技术有限公司 使用查找表的视频处理方法、装置和存储介质
JP7295231B2 (ja) 2018-06-29 2023-06-20 北京字節跳動網絡技術有限公司 Ｌｕｔとａｍｖｐの間の相互作用
JP7181395B2 (ja) 2018-07-02 2022-11-30 北京字節跳動網絡技術有限公司 イントラ予測モードを有するルックアップテーブルおよび非隣接ブロックからのイントラモード予測
CN111064959B (zh) 2018-09-12 2023-09-01 北京字节跳动网络技术有限公司 要检查多少个hmvp候选
KR20230155014A (ko) 2018-11-02 2023-11-09 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Hmvp 후보 저장을 위한 표 유지
US11184633B2 (en) 2018-11-27 2021-11-23 Qualcomm Incorporated Simplification of history-based motion vector prediction
CN113170110B (zh) 2018-12-03 2024-05-14 北京字节跳动网络技术有限公司 候选的最大数量的指示方法
EP3716626A4 (en) * 2018-12-12 2021-05-19 LG Electronics Inc. Method and device for processing video signal on basis of history-based motion vector prediction
CN113228639A (zh) * 2018-12-21 2021-08-06 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
WO2020137882A1 (ja) 2018-12-28 2020-07-02 株式会社Ｊｖｃケンウッド 画像復号装置、画像復号方法及び画像復号プログラム
JP7637885B2 (ja) * 2018-12-28 2025-03-03 合同会社ＩＰ Ｂｒｉｄｇｅ１号 画像符号化装置、画像符号化方法及び画像符号化プログラム
TWI876746B (zh) * 2018-12-28 2025-03-11 日商Ｊｖｃ建伍股份有限公司 影像編碼裝置、影像編碼方法、影像編碼程式、影像解碼裝置、影像解碼方法、影像解碼程式、儲存方法及送訊方法
CN112042191B (zh) * 2019-01-01 2024-03-19 Lg电子株式会社 以基于历史的运动矢量为基础预测处理视频信号的方法和设备
WO2020141913A1 (ko) * 2019-01-01 2020-07-09 엘지전자 주식회사 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치
WO2020141962A1 (ko) * 2019-01-04 2020-07-09 세종대학교산학협력단 영상 부호화/복호화 방법 및 장치
JP7275286B2 (ja) 2019-01-10 2023-05-17 北京字節跳動網絡技術有限公司 Ｌｕｔ更新の起動
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
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
US11595662B2 (en) 2019-02-06 2023-02-28 Tencent America LLC Method and apparatus for neighboring block availability in video coding
CN113475062B (zh) 2019-02-24 2025-08-12 北京字节跳动网络技术有限公司 确定屏幕内容编解码的条件
KR20210129647A (ko) 2019-02-24 2021-10-28 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 팔레트 모드 사용 지시의 독립적인 코딩
EP4478714A1 (en) * 2019-03-04 2024-12-18 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using ibc merge list
US11166015B2 (en) * 2019-03-06 2021-11-02 Tencent America LLC Method and apparatus for video coding
WO2020192611A1 (en) 2019-03-22 2020-10-01 Beijing Bytedance Network Technology Co., Ltd. Interaction between merge list construction and other tools
WO2020192726A1 (en) * 2019-03-27 2020-10-01 Beijing Bytedance Network Technology Co., Ltd. History-based motion vector prediction
CN113812165B (zh) * 2019-05-09 2023-05-23 北京字节跳动网络技术有限公司 对hmvp表的改进
CN113994682B (zh) * 2019-06-08 2025-01-17 北京字节跳动网络技术有限公司 具有默认参数的基于历史的运动矢量预测
CN112118447B (zh) * 2019-06-19 2023-06-20 华为技术有限公司 融合候选运动信息列表的构建方法、装置及编解码器
EP3987806A4 (en) 2019-07-20 2022-08-31 Beijing Bytedance Network Technology Co., Ltd. CONDITIONAL CODING OF PALETTE MODE USE INDICATION
CN114145013B (zh) * 2019-07-23 2023-11-14 北京字节跳动网络技术有限公司 调色板模式编解码的模式确定
WO2021018167A1 (en) 2019-07-29 2021-02-04 Beijing Bytedance Network Technology Co., Ltd. Palette mode coding in prediction process
CN113141507B (zh) * 2020-01-17 2022-07-15 腾讯科技（深圳）有限公司 视频编解码中的运动信息列表构建方法、装置及设备
CN113840148A (zh) * 2020-06-24 2021-12-24 Oppo广东移动通信有限公司 帧间预测方法、编码器、解码器以及计算机存储介质
CN113159921B (zh) * 2021-04-23 2024-10-25 上海晓途网络科技有限公司 一种逾期预测方法、装置、电子设备及存储介质
WO2023277385A1 (ko) * 2021-06-29 2023-01-05 현대자동차주식회사 비디오 부호화/복호화 방법 및 장치
CN113709456B (zh) * 2021-06-30 2022-11-25 杭州海康威视数字技术股份有限公司 解码方法、装置、设备及机器可读存储介质
CN118251885A (zh) * 2021-09-03 2024-06-25 抖音视界有限公司 用于视频处理的方法、设备和介质
CN120530619A (zh) * 2023-01-03 2025-08-22 字节跳动有限公司 用于视频处理的方法、装置和介质
WO2024220737A1 (en) * 2023-04-18 2024-10-24 Beijing Dajia Internet Information Technology Co., Ltd Methods and devices for intra block copy and intra template matching
WO2025148892A1 (en) * 2024-01-08 2025-07-17 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020003275A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Partial/full pruning when adding a hmvp candidate to merge/amvp
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100800772B1 (ko) * 2004-05-26 2008-02-01 마츠시타 덴끼 산교 가부시키가이샤 움직임 벡터 부호화 장치, 방법, 프로그램 및 매체
KR100829169B1 (ko) 2006-07-07 2008-05-13 주식회사 리버트론 Ｈ.264 코딩의 압축모드 예측 장치 및 방법
US9571833B2 (en) * 2011-11-04 2017-02-14 Nokia Technologies Oy Method for coding and an apparatus
US9787990B2 (en) 2013-01-30 2017-10-10 Intel Corporation Content adaptive parametric transforms for coding for next generation video
US9854237B2 (en) * 2014-10-14 2017-12-26 Qualcomm Incorporated AMVP and merge candidate list derivation for intra BC and inter prediction unification
US10887597B2 (en) * 2015-06-09 2021-01-05 Qualcomm Incorporated Systems and methods of determining illumination compensation parameters for video coding
US10560718B2 (en) * 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
US11212550B2 (en) * 2018-09-21 2021-12-28 Qualcomm Incorporated History-based motion vector prediction for affine mode
CN118042150A (zh) * 2018-09-22 2024-05-14 Lg 电子株式会社 使用间预测处理视频信号的方法和装置
US11184633B2 (en) 2018-11-27 2021-11-23 Qualcomm Incorporated Simplification of history-based motion vector prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020003275A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Partial/full pruning when adding a hmvp candidate to merge/amvp
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Jie Zhao, Seethal Paluri, and Seung Hwan Kim，CE4-related: Simplification to History Based Motion Vector Prediction，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0309，12th Meeting: Macao, CN，2018年10月，pp.1-5
Li Zhang, et al.，CE4: History-based Motion Vector Prediction (Test 4.4.7)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0266-v2，12th Meeting: Macao, CN，2018年10月，pp.1-6
Wei-Jung Chien, et al.，CE4-related: Modification on History-based Mode Vector Prediction，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0401，12th Meeting: Macao, CN，2018年10月，pp.1-5
Weiwei Xu, et al.，CE4-related: Constraint of Pruning in History-based Motion Vector Prediction，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0448-v2，12th Meeting: Macao, CN，2018年10月，pp.1-4

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PL3888369T3 (pl) 2025-06-09
EP3888369C0 (en) 2025-04-02
US11184633B2 (en) 2021-11-23
US20220046273A1 (en) 2022-02-10
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US20200169745A1 (en) 2020-05-28
TW202107894A (zh) 2021-02-16
US11616974B2 (en) 2023-03-28
BR112021009558A2 (pt) 2021-08-17
CN113170180A (zh) 2021-07-23
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CL2021001351A1 (es) 2021-12-17
JP2022507682A (ja) 2022-01-18
CN113170180B (zh) 2024-10-01

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