JP7413401B2 - ビデオコーディングのための方法及び装置 - Google Patents

ビデオコーディングのための方法及び装置 Download PDF

Info

Publication number
JP7413401B2
JP7413401B2 JP2021560896A JP2021560896A JP7413401B2 JP 7413401 B2 JP7413401 B2 JP 7413401B2 JP 2021560896 A JP2021560896 A JP 2021560896A JP 2021560896 A JP2021560896 A JP 2021560896A JP 7413401 B2 JP7413401 B2 JP 7413401B2
Authority
JP
Japan
Prior art keywords
video
flag
prediction
block
subblock
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
JP2021560896A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022532032A (ja
Inventor
リ，グォイチュン
リ，シアン
シュイ，シアオジョォン
リィウ，シャン
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.)
Tencent America LLC
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of JP2022532032A publication Critical patent/JP2022532032A/ja
Priority to JP2023220211A priority Critical patent/JP7667240B2/ja
Application granted granted Critical
Publication of JP7413401B2 publication Critical patent/JP7413401B2/ja
Priority to JP2025064676A priority patent/JP2025106484A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/134—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021560896A 2020-04-06 2021-04-01 ビデオコーディングのための方法及び装置 Active JP7413401B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023220211A JP7667240B2 (ja) 2020-04-06 2023-12-27 ビデオコーディングのための方法及び装置
JP2025064676A JP2025106484A (ja) 2020-04-06 2025-04-10 ビデオコーディングのための方法及び装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063005511P 2020-04-06 2020-04-06
US63/005,511 2020-04-06
US17/217,595 2021-03-30
US17/217,595 US11405628B2 (en) 2020-04-06 2021-03-30 Method and apparatus for video coding
PCT/US2021/025345 WO2021206992A1 (en) 2020-04-06 2021-04-01 Method and apparatus for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023220211A Division JP7667240B2 (ja) 2020-04-06 2023-12-27 ビデオコーディングのための方法及び装置

Publications (2)

Publication Number Publication Date
JP2022532032A JP2022532032A (ja) 2022-07-13
JP7413401B2 true JP7413401B2 (ja) 2024-01-15

Family

ID=77922062

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021560896A Active JP7413401B2 (ja) 2020-04-06 2021-04-01 ビデオコーディングのための方法及び装置
JP2023220211A Active JP7667240B2 (ja) 2020-04-06 2023-12-27 ビデオコーディングのための方法及び装置
JP2025064676A Pending JP2025106484A (ja) 2020-04-06 2025-04-10 ビデオコーディングのための方法及び装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023220211A Active JP7667240B2 (ja) 2020-04-06 2023-12-27 ビデオコーディングのための方法及び装置
JP2025064676A Pending JP2025106484A (ja) 2020-04-06 2025-04-10 ビデオコーディングのための方法及び装置

Country Status (9)

Country Link
US (3) US11405628B2 (enExample)
EP (1) EP3939265A4 (enExample)
JP (3) JP7413401B2 (enExample)
KR (2) KR20250091317A (enExample)
CN (3) CN113875234B (enExample)
AU (3) AU2021251670B2 (enExample)
CA (1) CA3131158A1 (enExample)
SG (1) SG11202110311UA (enExample)
WO (1) WO2021206992A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019144908A1 (en) * 2018-01-26 2019-08-01 Mediatek Inc. Method and apparatus of affine inter prediction for video coding system
WO2020084473A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Multi- iteration motion vector refinement
CN111083484B (zh) 2018-10-22 2024-06-28 北京字节跳动网络技术有限公司 基于子块的预测
CN117528075A (zh) 2018-11-12 2024-02-06 北京字节跳动网络技术有限公司 在视频处理中使用组合帧间-帧内预测
WO2020103877A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Coding and decoding of video coding modes
CN113056914B (zh) * 2018-11-20 2024-03-01 北京字节跳动网络技术有限公司 基于部分位置的差计算
WO2020141886A1 (ko) * 2019-01-02 2020-07-09 엘지전자 주식회사 Sbtmvp 기반 인터 예측 방법 및 장치
WO2020177756A1 (en) 2019-03-06 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Size dependent inter coding
WO2020200269A1 (en) * 2019-04-02 2020-10-08 Beijing Bytedance Network Technology Co., Ltd. Decoder side motion vector derivation
KR20220163398A (ko) * 2020-04-03 2022-12-09 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 프레임 간 예측 방법, 인코더, 디코더 및 저장 매체
CN118140475A (zh) * 2021-10-11 2024-06-04 抖音视界有限公司 视频处理方法、设备和介质
WO2023081499A1 (en) * 2021-11-08 2023-05-11 Beijing Dajia Internet Information Technology Co., Ltd. Candidate derivation for affine merge mode in video coding
WO2024140961A1 (en) * 2022-12-29 2024-07-04 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2024156268A1 (en) * 2023-01-24 2024-08-02 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN120982100A (zh) * 2023-03-29 2025-11-18 抖音视界有限公司 用于视频处理的方法、装置和介质
WO2025157283A1 (en) * 2024-01-26 2025-07-31 Mediatek Inc. Video coding method that constructs intra merge mode list using propagated inheritance information and associated apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI3962088T1 (sl) 2010-11-04 2023-10-30 Ge Video Compression, Llc Kodiranje slike, ki podpira združevanje blokov in preskakovalni način
US9066110B2 (en) 2011-03-08 2015-06-23 Texas Instruments Incorporated Parsing friendly and error resilient merge flag coding in video coding
KR101934277B1 (ko) * 2011-11-28 2019-01-04 에스케이텔레콤 주식회사 개선된 머지를 이용한 영상 부호화/복호화 방법 및 장치
US10560718B2 (en) 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
US10484703B2 (en) 2017-02-07 2019-11-19 Mediatek Inc. Adapting merge candidate positions and numbers according to size and/or shape of prediction block
WO2020017861A1 (ko) * 2018-07-16 2020-01-23 엘지전자 주식회사 서브블록 단위의 시간적 움직임 정보 예측을 위한 인터 예측 방법 및 그 장치
WO2020017892A1 (ko) * 2018-07-17 2020-01-23 엘지전자 주식회사 서브블록 단위의 시간적 움직임 벡터 예측을 위한 방법 및 그 장치
CN117061769A (zh) * 2018-09-22 2023-11-14 上海天荷电子信息有限公司 数据压缩的编码方法及编码装置、解码方法及解码装置
CN117156129A (zh) * 2018-10-23 2023-12-01 韦勒斯标准与技术协会公司 通过使用基于子块的运动补偿处理视频信号的方法和设备
CN119653077A (zh) * 2018-10-29 2025-03-18 华为技术有限公司 一种视频图像预测方法及装置
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Ling Li Xiang Li Shan Liu Yao-Jen Chang Wei-Jung Chien Vadim Seregin Muhammed Coban Marta Karczewicz Semih Esenlik Han Gao Anand Kotra Biao Wang Huanbang Chen Haitao Yang Alexey Filippov Elena Alshina，SPS level control over the number of merge candidates [online]， JVET-Q JVET-Q0798-v1，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/17_Brussels/wg11/JVET-Q0798-v1.zip＞，2020年01月15日，pp.1-4
Ruoyang Yu Martin Pettersson Rickard Sjoberg Mitra Damghanian Zhi Zhang Jack Enhorn，AHG9: Max num of subblock merge candidate signalling [online]， JVET-R JVET-R0215，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/18_Alpbach/wg11/JVET-R0215-v1.zip＞，2020年04月03日，pp.1-5

Also Published As

Publication number Publication date
CN118827974A (zh) 2024-10-22
AU2021251670A1 (en) 2021-12-02
JP2022532032A (ja) 2022-07-13
EP3939265A1 (en) 2022-01-19
WO2021206992A1 (en) 2021-10-14
CN118827975A (zh) 2024-10-22
CA3131158A1 (en) 2021-10-06
JP7667240B2 (ja) 2025-04-22
US20220337856A1 (en) 2022-10-20
AU2021251670B2 (en) 2023-04-06
US20240292011A1 (en) 2024-08-29
CN113875234A (zh) 2021-12-31
AU2023204371B2 (en) 2024-11-21
SG11202110311UA (en) 2021-11-29
KR20250091317A (ko) 2025-06-20
US20210314586A1 (en) 2021-10-07
CN113875234B (zh) 2024-07-26
JP2024029127A (ja) 2024-03-05
KR102821003B1 (ko) 2025-06-16
JP2025106484A (ja) 2025-07-15
US11405628B2 (en) 2022-08-02
AU2025200794A1 (en) 2025-02-20
AU2023204371A1 (en) 2023-08-03
US12003748B2 (en) 2024-06-04
EP3939265A4 (en) 2022-05-04
KR20210145794A (ko) 2021-12-02

Similar Documents

Publication Publication Date Title
JP7413401B2 (ja) ビデオコーディングのための方法及び装置
JP7534025B2 (ja) ビデオコーディングのための方法及び機器
JP7241197B2 (ja) ビデオ・コーディングのための方法及び装置
JP7171925B2 (ja) ビデオデコードおよびエンコード方法、プログラム、および装置
JP7502190B2 (ja) ビデオ符号化のための方法並びにその装置及びコンピュータプログラム
JP7651717B2 (ja) イントラ予測の融合に関する修正
KR102761715B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102828558B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7242118B2 (ja) アフィンモデルの動きベクトルに対する制約
KR102765059B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7570753B2 (ja) ビデオコーディングのための方法、コンピュータプログラム及び装置
JP7625667B2 (ja) ビデオ復号方法、ビデオ復号装置、コンピュータプログラム、およびビデオ符号化方法
JP7665779B2 (ja) フレーム境界外の条件についての動きベクトルの制約
JP7682300B2 (ja) 調整ベースの局所照明補償
EP3753243A1 (en) Methods and apparatuses for sub-block motion vector prediction
JP2025523728A (ja) サブブロック・ベース時間動きベクトル精密化（ＳｂＴＭＶＰ）における双－方向オプティカル・フロー及びデコーダ側動きベクトル精密化
WO2023149972A1 (en) Affine estimation in pre-analysis of encoder
JP2024107165A (ja) Ｍｍｖｄシグナリングの改善
JP2025504271A (ja) ビデオコーディングのための方法、装置、及びコンピュータプログラム
JP2024541781A (ja) 制約付きテンプレートマッチング
RU2820768C2 (ru) Способ и устройство для кодирования видео
KR102753984B1 (ko) 디블록킹 동작들에 대한 하이 레벨 제어
JP2025503823A (ja) 画像および映像圧縮におけるクロスコンポーネント平面予測

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211013

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221206

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230303

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230620

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230919

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: 20231205

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231227

R150 Certificate of patent or registration of utility model

Ref document number: 7413401

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150