JP7044778B2 - 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 - Google Patents

画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 Download PDF

Info

Publication number
JP7044778B2
JP7044778B2 JP2019528067A JP2019528067A JP7044778B2 JP 7044778 B2 JP7044778 B2 JP 7044778B2 JP 2019528067 A JP2019528067 A JP 2019528067A JP 2019528067 A JP2019528067 A JP 2019528067A JP 7044778 B2 JP7044778 B2 JP 7044778B2
Authority
JP
Japan
Prior art keywords
motion vector
block
information
prediction
merge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2019528067A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019536376A (ja
JP2019536376A5 (https=
Inventor
ハ ヒュン リ
ジュン ウォン カン
ヒュン サク コウ
サン チャン リム
ジン ホ リ
ドン サン ジュン
スン ヒュン チョ
フイ ヨン キム
ジン スー チェ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of JP2019536376A publication Critical patent/JP2019536376A/ja
Publication of JP2019536376A5 publication Critical patent/JP2019536376A5/ja
Priority to JP2021210557A priority Critical patent/JP7253844B2/ja
Application granted granted Critical
Publication of JP7044778B2 publication Critical patent/JP7044778B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04N19/50—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
    • 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
    • H04N19/10—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/134—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
    • H04N19/50—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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2019528067A 2016-11-28 2017-11-28 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 Active JP7044778B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021210557A JP7253844B2 (ja) 2016-11-28 2021-12-24 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20160159717 2016-11-28
KR10-2016-0159717 2016-11-28
PCT/KR2017/013673 WO2018097693A2 (ko) 2016-11-28 2017-11-28 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021210557A Division JP7253844B2 (ja) 2016-11-28 2021-12-24 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体

Publications (3)

Publication Number Publication Date
JP2019536376A JP2019536376A (ja) 2019-12-12
JP2019536376A5 JP2019536376A5 (https=) 2020-01-30
JP7044778B2 true JP7044778B2 (ja) 2022-03-30

Family

ID=62195228

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2019528067A Active JP7044778B2 (ja) 2016-11-28 2017-11-28 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体
JP2021210557A Active JP7253844B2 (ja) 2016-11-28 2021-12-24 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体
JP2023043921A Active JP7648199B2 (ja) 2016-11-28 2023-03-20 画像復号方法及び画像符号化方法
JP2024207363A Pending JP2025019315A (ja) 2016-11-28 2024-11-28 画像復号方法及び画像符号化方法

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2021210557A Active JP7253844B2 (ja) 2016-11-28 2021-12-24 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体
JP2023043921A Active JP7648199B2 (ja) 2016-11-28 2023-03-20 画像復号方法及び画像符号化方法
JP2024207363A Pending JP2025019315A (ja) 2016-11-28 2024-11-28 画像復号方法及び画像符号化方法

Country Status (6)

Country Link
US (4) US11343530B2 (https=)
EP (2) EP3547687B1 (https=)
JP (4) JP7044778B2 (https=)
KR (4) KR102283517B1 (https=)
CN (8) CN117528108A (https=)
WO (1) WO2018097693A2 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022051733A (ja) * 2016-11-28 2022-04-01 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018212111A1 (ja) * 2017-05-19 2018-11-22 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
KR102595689B1 (ko) * 2017-09-29 2023-10-30 인텔렉추얼디스커버리 주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2019072368A1 (en) * 2017-10-09 2019-04-18 Huawei Technologies Co., Ltd. LIMITED MEMORY ACCESS WINDOW FOR MOTION VECTOR REFINEMENT
US11057640B2 (en) * 2017-11-30 2021-07-06 Lg Electronics Inc. Image decoding method and apparatus based on inter-prediction in image coding system
CN119052508A (zh) * 2018-01-30 2024-11-29 夏普株式会社 导出块的运动向量信息的方法、以及用于导出块的运动向量信息的设备
EP4539467A3 (en) 2018-02-28 2025-06-18 Samsung Electronics Co., Ltd. Encoding method and device thereof, and decoding method and device thereof
CN111758259B (zh) * 2018-02-28 2024-06-07 三星电子株式会社 视频解码方法和设备以及视频编码方法和设备
CN118381911A (zh) * 2018-03-21 2024-07-23 Lx 半导体科技有限公司 图像编码/解码方法以及图像数据的发送方法
CN112042189B (zh) * 2018-04-30 2023-07-21 寰发股份有限公司 照度补偿方法及相应的电子装置
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
CN121309804A (zh) 2018-06-18 2026-01-09 世宗大学校产学协力团 影像解码/编码方法及传输比特流的方法
TWI731345B (zh) 2018-06-19 2021-06-21 大陸商北京字節跳動網絡技術有限公司 模式相依運動向量差精確集
WO2019244119A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Sub-block mv inheritance between color components
WO2019244117A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Unified constrains for the merge affine mode and the non-merge affine mode
EP3737091A4 (en) * 2018-06-27 2021-03-03 LG Electronics Inc. METHOD OF IMAGE PROCESSING BASED ON AN INTER PREDICTION MODE AND DEVICE FOR IT
WO2020004931A1 (ko) * 2018-06-27 2020-01-02 엘지전자 주식회사 영상 코딩 시스템에서 인터 예측에 따른 영상 처리 방법 및 장치
AU2019293670B2 (en) 2018-06-29 2023-06-08 Beijing Bytedance Network Technology Co., Ltd. Update of look up table: FIFO, constrained FIFO
EP4322533A3 (en) 2018-06-29 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. Checking order of motion candidates in lut
CN110662059B (zh) 2018-06-29 2021-04-20 北京字节跳动网络技术有限公司 使用查找表存储先前编码的运动信息并用其编码后续块的方法和装置
KR20200002701A (ko) 2018-06-29 2020-01-08 인텔렉추얼디스커버리 주식회사 디코더 측면의 움직임 보정을 사용하는 비디오 코딩 방법 및 장치
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
KR20240005239A (ko) 2018-06-29 2024-01-11 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut와 amvp 사이의 상호작용
WO2020003270A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Number of motion candidates in a look up table to be checked according to mode
WO2020003265A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Conditions of usage of luts
KR102660666B1 (ko) 2018-06-29 2024-04-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut들을 업데이트하기 위한 조건들
MX392418B (es) 2018-06-29 2025-03-24 Beijing Bytedance Network Tech Co Ltd Poda parcial/total cuando se añade un candidato a hmvp para fusión/amvp.
CN110662077B (zh) * 2018-06-30 2022-07-05 北京字节跳动网络技术有限公司 用于视频编解码的对称性双向预测模式
WO2020009390A1 (ko) * 2018-07-02 2020-01-09 엘지전자 주식회사 영상 코딩 시스템에서 인터 예측에 따른 영상 처리 방법 및 장치
WO2020009427A1 (ko) * 2018-07-02 2020-01-09 엘지전자 주식회사 영상 코딩 시스템의 인터 예측에서 템플릿 기반의 후보 리스트 재정렬 방법 및 장치
WO2020008346A1 (en) 2018-07-02 2020-01-09 Beijing Bytedance Network Technology Co., Ltd. Rules on updating luts
US11451786B2 (en) * 2018-07-05 2022-09-20 Lg Electronics Inc. Image coding method using buffer compression in CTU unit, and apparatus therefor
WO2020013673A1 (ko) * 2018-07-13 2020-01-16 엘지전자 주식회사 Dmvr에 기반하여 인터 예측을 수행하는 방법 및 장치
US11516490B2 (en) 2018-07-16 2022-11-29 Lg Electronics Inc. Method and device for inter predicting on basis of DMVR
US11184635B2 (en) * 2018-08-31 2021-11-23 Tencent America LLC Method and apparatus for video coding with motion vector constraints
CN110876059B (zh) 2018-09-03 2022-06-10 华为技术有限公司 运动矢量的获取方法、装置、计算机设备及存储介质
TWI820211B (zh) 2018-09-12 2023-11-01 大陸商北京字節跳動網絡技術有限公司 取決於總數減去k的開始檢查hmvp候選的條件
CN110896485B (zh) * 2018-09-13 2021-10-15 华为技术有限公司 一种预测运动信息的解码方法及装置
KR102635047B1 (ko) 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
GB2577318B (en) * 2018-09-21 2021-03-10 Canon Kk Video coding and decoding
JP6976916B2 (ja) 2018-09-21 2021-12-08 Kddi株式会社 画像復号装置、画像符号化装置、画像処理システム及びプログラム
CN110944193B (zh) 2018-09-24 2023-08-11 北京字节跳动网络技术有限公司 视频编码和解码中的加权双向预测
GB2595054B (en) 2018-10-18 2022-07-06 Canon Kk Video coding and decoding
ES2986850T3 (es) 2018-11-08 2024-11-12 Guangdong Oppo Mobile Telecommunicationscorp Ltd Método de codificación/decodificación de señales de imagen y dispositivo para el mismo
WO2020094151A1 (en) 2018-11-10 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Rounding in pairwise average candidate calculations
CN118200598A (zh) 2018-11-14 2024-06-14 Sk电信有限公司 帧间预测方法和发送比特流的方法
KR102906061B1 (ko) 2018-11-14 2025-12-31 에스케이텔레콤 주식회사 인터 예측 방법 및 이를 이용한 영상 복호화 장치
WO2020106653A1 (en) * 2018-11-20 2020-05-28 Interdigital Vc Holdings, Inc. Current picture referencing block vector initialization with dual tree
KR20240024335A (ko) 2018-11-22 2024-02-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 서브 블록 기반 인터 예측을 위한 조정 방법
EP3890321A4 (en) * 2018-12-15 2022-05-11 Huawei Technologies Co., Ltd. IMAGE RECONSTRUCTION METHOD AND APPARATUS
US11196988B2 (en) * 2018-12-17 2021-12-07 Apple Inc. Reference picture management and list construction
WO2020130617A1 (ko) * 2018-12-18 2020-06-25 엘지전자 주식회사 비디오 데이터를 처리하기 위한 방법 및 장치
CN118714346A (zh) 2018-12-21 2024-09-27 株式会社 Xris 视频信号编码/解码方法及其装置
CN112584165B (zh) 2018-12-28 2022-05-31 杭州海康威视数字技术股份有限公司 一种编解码方法及其设备
US20220116588A1 (en) * 2019-01-04 2022-04-14 Industry Academy Cooperation Foundation Of Sejong University Method and apparatus for image encoding/decoding
WO2020143741A1 (en) 2019-01-10 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Invoke of lut updating
WO2020143824A1 (en) 2019-01-13 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Interaction between lut and shared merge list
WO2020147773A1 (en) 2019-01-16 2020-07-23 Beijing Bytedance Network Technology Co., Ltd. Inserting order of motion candidates in lut
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
EP3903494A4 (en) 2019-02-28 2022-06-22 Huawei Technologies Co., Ltd. ENCODER, DECODER AND RELATED METHODS FOR INTERPREDICTION
CN113545073B (zh) * 2019-03-05 2023-07-11 华为技术有限公司 在解码侧运动修正搜索期间使用扩展样本
JP2022068379A (ja) * 2019-03-08 2022-05-10 シャープ株式会社 画像復号装置
EP3939303A1 (en) * 2019-03-11 2022-01-19 VID SCALE, Inc. Symmetric merge mode motion vector coding
CN113545081B (zh) 2019-03-14 2024-05-31 寰发股份有限公司 视频编解码系统中的处理视频数据的方法以及装置
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
WO2020251323A1 (ko) 2019-06-14 2020-12-17 엘지전자 주식회사 인터 예측 기반 영상 코딩 방법 및 장치
KR102622467B1 (ko) * 2019-06-14 2024-01-09 엘지전자 주식회사 움직임 벡터를 이용한 영상 코딩 방법 및 장치
KR102808776B1 (ko) 2019-08-13 2025-05-15 두인 비전 컴퍼니 리미티드 서브 블록 기반 인터 예측의 모션 정밀도
CN112468817B (zh) * 2019-09-06 2022-07-29 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
KR20220051842A (ko) 2019-09-18 2022-04-26 삼성전자주식회사 움직임 정보의 부호화 장치 및 방법, 및 복호화 장치 및 방법
WO2021052505A1 (en) 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Reference picture resampling in video processing
US11792423B2 (en) * 2019-11-22 2023-10-17 Qualcomm Incorporated Early termination of motion vector refinement process in video coding
CN111163322B (zh) * 2020-01-08 2022-08-30 绍兴文理学院 对基于历史运动矢量的索引进行映射的编码及解码方法
CN113766245A (zh) * 2020-06-05 2021-12-07 Oppo广东移动通信有限公司 帧间预测方法、解码器、编码器及计算机存储介质
WO2022173913A1 (en) * 2021-02-11 2022-08-18 Dolby Laboratories Licensing Corporation Intra-prediction for hexagonally-sampled video and image compression
WO2023027564A1 (ko) * 2021-08-27 2023-03-02 주식회사 윌러스표준기술연구소 움직임 정보를 보정하는 방법 및 이를 위한 장치
US12513300B2 (en) 2021-11-09 2025-12-30 Samsung Electronics Co., Ltd. Method and apparatus for video decoding and video encoding using a plurality of candidate prediction motion vectors
US20250126240A1 (en) * 2022-01-06 2025-04-17 Lg Electronics Inc. Inter prediction method and apparatus using secondary list
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
US20250330568A1 (en) * 2022-06-06 2025-10-23 Mediatek Inc. Updating motion attributes of merge candidates
WO2024010338A1 (ko) * 2022-07-05 2024-01-11 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
WO2024010377A1 (ko) * 2022-07-05 2024-01-11 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
CN115713489A (zh) * 2022-10-28 2023-02-24 歌尔科技有限公司 光学器件的检测方法、检测设备以及计算机可读存储介质
CN115955572A (zh) * 2022-11-21 2023-04-11 浙江大华技术股份有限公司 编码方法、解码方法、电子设备和计算机可读存储介质
WO2025075451A1 (ko) * 2023-10-05 2025-04-10 한국전자통신연구원 아틀라스 영상의 템플릿 매칭 예측 기술의 검색 장치 및 방법
WO2025188105A1 (ko) * 2024-03-08 2025-09-12 경희대학교 산학협력단 영상 부호화/복호화 방법 및 장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013016934A (ja) 2011-06-30 2013-01-24 Jvc Kenwood Corp 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
JP2018512810A (ja) 2015-03-27 2018-05-17 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングにおけるサブブロックの動き情報の導出
JP2019519998A (ja) 2016-06-30 2019-07-11 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 自動的な動き情報の精緻化を伴うビデオコード化のための方法及び機器

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19548452C1 (de) * 1995-12-22 1997-02-20 Siemens Ag Verfahren zur rechnergestützten Bewegungsschätzung für Bildpunkte zeitlich aufeinander folgender Bilder einer Videosequenz
KR20010045766A (ko) 1999-11-08 2001-06-05 오길록 상태천이도를 이용하여 제어부를 구현한 움직임 추정 장치
US6711211B1 (en) 2000-05-08 2004-03-23 Nokia Mobile Phones Ltd. Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder
KR100450746B1 (ko) 2001-12-15 2004-10-01 한국전자통신연구원 계층탐색 기반의 혼합형 움직임 추정 장치 및 방법
JP2007129370A (ja) 2005-11-01 2007-05-24 Matsushita Electric Ind Co Ltd 動きベクトル検出装置及び方法
TWI566586B (zh) 2009-10-20 2017-01-11 湯姆生特許公司 一序列形象的現時區塊之寫碼方法和重建方法
HUE071305T2 (hu) * 2011-01-07 2025-08-28 Lg Electronics Inc Eljárás képinformáció kódolására és dekódolására, és az eljárást alkalmazó eszköz
KR20130050407A (ko) * 2011-11-07 2013-05-16 오수미 인터 모드에서의 움직임 정보 생성 방법
US20130114717A1 (en) * 2011-11-07 2013-05-09 Qualcomm Incorporated Generating additional merge candidates
WO2013105791A1 (ko) 2012-01-09 2013-07-18 삼성전자 주식회사 움직임 벡터 정규화에 기초한 영상의 부호화 방법 및 장치, 영상의 복호화 방법 및 장치
CN110830797B (zh) 2012-01-18 2023-09-15 韩国电子通信研究院 视频解码装置、视频编码装置和传输比特流的方法
CN108055551A (zh) * 2012-07-02 2018-05-18 三星电子株式会社 用于预测对视频进行编码或解码的运动矢量的方法和设备
PL400344A1 (pl) * 2012-08-13 2014-02-17 Politechnika Poznanska Sposób wyznaczania predyktora wektora ruchu
US9906786B2 (en) * 2012-09-07 2018-02-27 Qualcomm Incorporated Weighted prediction mode for scalable video coding
KR102070719B1 (ko) * 2013-01-23 2020-01-30 한국전자통신연구원 인터 예측 방법 및 그 장치
KR20150090206A (ko) * 2013-01-30 2015-08-05 인텔 코포레이션 차세대 비디오를 위한 코딩을 위한 콘텐츠 적응적 파라메트릭 변환
KR20130067280A (ko) * 2013-04-18 2013-06-21 엠앤케이홀딩스 주식회사 인터 예측 부호화된 동영상 복호화 방법
WO2015006984A1 (en) * 2013-07-19 2015-01-22 Mediatek Singapore Pte. Ltd. Reference view selection for 3d video coding
US11303900B2 (en) * 2013-12-06 2022-04-12 Mediatek Inc. Method and apparatus for motion boundary processing
US9854237B2 (en) * 2014-10-14 2017-12-26 Qualcomm Incorporated AMVP and merge candidate list derivation for intra BC and inter prediction unification
US20180131943A1 (en) * 2015-04-27 2018-05-10 Lg Electronics Inc. Method for processing video signal and device for same
US10511835B2 (en) * 2015-09-02 2019-12-17 Mediatek Inc. Method and apparatus of decoder side motion derivation for video coding
KR102383105B1 (ko) * 2016-07-05 2022-04-06 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US11343530B2 (en) 2016-11-28 2022-05-24 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium having bitstream stored thereon
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013016934A (ja) 2011-06-30 2013-01-24 Jvc Kenwood Corp 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
JP2018512810A (ja) 2015-03-27 2018-05-17 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングにおけるサブブロックの動き情報の導出
JP2019519998A (ja) 2016-06-30 2019-07-11 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 自動的な動き情報の精緻化を伴うビデオコード化のための方法及び機器

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHEN, Jianle et al.，Algorithm Description of Joint Exploration Test Model 4，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 4th Meeting: Chengdu, CN, 15-21 October 2016, [JVET-D1001_v3]，JVET-D1001 (version 3)，2016年11月19日，pp. 18-19
FUKUSHIMA, Shigeru et al.，Merge based mvd transmission，Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11 6th Meeting: Torino, IT, 14-22 July, 2011, [JCTVC-F373]，JCTVC-F373 (version 3)，2011年07月15日，pp. 1-8

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022051733A (ja) * 2016-11-28 2022-04-01 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体
JP7253844B2 (ja) 2016-11-28 2023-04-07 インテレクチュアル ディスカバリー カンパニー リミテッド 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体
US12022110B2 (en) 2016-11-28 2024-06-25 Intellectual Discovery Co., Ltd. Image encoding/decoding method and device, and recording medium having bitstream stored thereon
US12155859B2 (en) 2016-11-28 2024-11-26 Intellectual Discovery Co., Ltd. Image encoding/decoding method and device, and recording medium having bitstream stored thereon

Also Published As

Publication number Publication date
US20220256187A1 (en) 2022-08-11
CN117528106A (zh) 2024-02-06
US20230353776A1 (en) 2023-11-02
US20240155150A1 (en) 2024-05-09
KR20180061060A (ko) 2018-06-07
US12155859B2 (en) 2024-11-26
KR102391524B1 (ko) 2022-04-27
CN117528105A (zh) 2024-02-06
EP4531400A3 (en) 2025-06-25
JP2023068059A (ja) 2023-05-16
EP3547687A2 (en) 2019-10-02
CN117528108A (zh) 2024-02-06
EP3547687B1 (en) 2025-03-19
WO2018097693A2 (ko) 2018-05-31
JP7253844B2 (ja) 2023-04-07
JP2022051733A (ja) 2022-04-01
CN109997363B (zh) 2023-12-05
CN117528109A (zh) 2024-02-06
US11343530B2 (en) 2022-05-24
KR20230037530A (ko) 2023-03-16
KR102625959B1 (ko) 2024-01-17
CN109997363A (zh) 2019-07-09
JP2025019315A (ja) 2025-02-06
CN117528111A (zh) 2024-02-06
JP2019536376A (ja) 2019-12-12
KR102283517B1 (ko) 2021-07-29
EP4531400A2 (en) 2025-04-02
CN117528107A (zh) 2024-02-06
CN117528110A (zh) 2024-02-06
JP7648199B2 (ja) 2025-03-18
US12022110B2 (en) 2024-06-25
KR102509513B1 (ko) 2023-03-14
EP3547687A4 (en) 2020-07-15
WO2018097693A3 (ko) 2018-07-19
KR20210095113A (ko) 2021-07-30
US20200267408A1 (en) 2020-08-20
KR20220054572A (ko) 2022-05-03

Similar Documents

Publication Publication Date Title
JP7648199B2 (ja) 画像復号方法及び画像符号化方法
KR102776474B1 (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
JP7177229B2 (ja) 画像復号方法、画像符号化方法及び記録媒体
KR102379693B1 (ko) 영상 부호화/복호화 방법 및 이를 위한 기록 매체
KR102643116B1 (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR102651158B1 (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR102619133B1 (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
JP2023009280A (ja) 画像符号化／復号化方法、装置、及びビットストリームを保存した記録媒体
KR20250141667A (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR20190108506A (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
JP2019525572A (ja) 画像符号化／復号方法及びそのための記録媒体
KR20180040088A (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Legal Events

Date Code Title Description
RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20190805

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20190808

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20191213

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20191213

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20201224

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210119

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210416

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20210831

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211224

C60 Trial request (containing other claim documents, opposition documents)

Free format text: JAPANESE INTERMEDIATE CODE: C60

Effective date: 20211224

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20220111

C21 Notice of transfer of a case for reconsideration by examiners before appeal proceedings

Free format text: JAPANESE INTERMEDIATE CODE: C21

Effective date: 20220118

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220222

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220317

R150 Certificate of patent or registration of utility model

Ref document number: 7044778

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250