KR20240056773A - 비디오 시퀀스의 인코딩을 위한 방법 및 장치 - Google Patents

비디오 시퀀스의 인코딩을 위한 방법 및 장치 Download PDF

Info

Publication number
KR20240056773A
KR20240056773A KR1020247012919A KR20247012919A KR20240056773A KR 20240056773 A KR20240056773 A KR 20240056773A KR 1020247012919 A KR1020247012919 A KR 1020247012919A KR 20247012919 A KR20247012919 A KR 20247012919A KR 20240056773 A KR20240056773 A KR 20240056773A
Authority
KR
South Korea
Prior art keywords
intra prediction
angles
video
prediction modes
wide angles
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.)
Pending
Application number
KR1020247012919A
Other languages
English (en)
Korean (ko)
Inventor
량 자오
신 자오
샹 리
산 류
Original Assignee
텐센트 아메리카 엘엘씨
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 텐센트 아메리카 엘엘씨 filed Critical 텐센트 아메리카 엘엘씨
Publication of KR20240056773A publication Critical patent/KR20240056773A/ko
Pending legal-status Critical Current

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
    • H04N19/10—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/103—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020247012919A 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치 Pending KR20240056773A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201862734996P 2018-09-21 2018-09-21
US62/734,996 2018-09-21
US16/198,951 US10469845B1 (en) 2018-09-21 2018-11-23 Method and apparatus for intra mode coding
US16/198,951 2018-11-23
KR1020237019164A KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치
PCT/US2019/049636 WO2020060762A1 (en) 2018-09-21 2019-09-05 Method and apparatus for intra mode coding

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020237019164A Division KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치

Publications (1)

Publication Number Publication Date
KR20240056773A true KR20240056773A (ko) 2024-04-30

Family

ID=68392135

Family Applications (3)

Application Number Title Priority Date Filing Date
KR1020247012919A Pending KR20240056773A (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR1020237019164A Active KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR1020207031747A Active KR102542428B1 (ko) 2018-09-21 2019-09-05 인트라 모드 코딩을 위한 방법 및 장치

Family Applications After (2)

Application Number Title Priority Date Filing Date
KR1020237019164A Active KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR1020207031747A Active KR102542428B1 (ko) 2018-09-21 2019-09-05 인트라 모드 코딩을 위한 방법 및 장치

Country Status (6)

Country Link
US (6) US10469845B1 (https=)
EP (2) EP4482144A3 (https=)
JP (4) JP7068501B2 (https=)
KR (3) KR20240056773A (https=)
CN (2) CN113228659B (https=)
WO (1) WO2020060762A1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10469845B1 (en) * 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding
JP2022502959A (ja) * 2018-10-01 2022-01-11 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド 広角イントラ予測のための方向
CN113225559B (zh) 2018-10-12 2023-05-16 Oppo广东移动通信有限公司 视频信号的编码方法和解码方法及其装置
CN113302925B (zh) * 2019-03-10 2024-05-10 寰发股份有限公司 视频编码的量化矩阵计算以及表示方法和装置
CN118200526A (zh) * 2019-03-22 2024-06-14 Lg 电子株式会社 图像编译系统中的图像解码方法和设备以及图像编码方法和设备
PT3932076T (pt) 2019-03-23 2023-12-12 Huawei Tech Co Ltd Codificador, descodificador e métodos correspondentes para predição intra
EP3949424A4 (en) * 2019-04-25 2022-12-21 HFI Innovation Inc. Method and apparatus of encoding or decoding with mode dependent intra smoothing filter in intra prediction
US11134275B2 (en) 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
US11363295B2 (en) * 2019-11-27 2022-06-14 Tencent America LLC Method and system for intra mode coding
US11197001B2 (en) * 2020-02-05 2021-12-07 Tencent America LLC Method and apparatus for interactions between decoder-side intra mode derivation and adaptive intra prediction modes
US11432018B2 (en) 2020-05-11 2022-08-30 Tencent America LLC Semi-decoupled partitioning for video coding
US11259055B2 (en) 2020-07-10 2022-02-22 Tencent America LLC Extended maximum coding unit size
US11432006B2 (en) 2020-08-14 2022-08-30 Tencent America LLC Chroma mode video coding
US20240073428A1 (en) * 2020-12-03 2024-02-29 Interdigital Ce Patent Holdings , Sas Intra prediction for asymmetric partition
WO2022173913A1 (en) * 2021-02-11 2022-08-18 Dolby Laboratories Licensing Corporation Intra-prediction for hexagonally-sampled video and image compression
CN118451707A (zh) * 2021-12-29 2024-08-06 Lg电子株式会社 图像编码/解码方法和装置及存储比特流的记录介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120103517A (ko) * 2011-03-10 2012-09-19 한국전자통신연구원 인트라 예측 방법 및 그 장치
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
US20180255304A1 (en) * 2015-03-29 2018-09-06 Lg Electronics Inc. Method and device for encoding/decoding video signal
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
EP3453174B1 (en) * 2016-05-06 2024-11-27 InterDigital Madison Patent Holdings, SAS Method and system for decoder-side intra mode derivation for block-based video coding
EP4604517A3 (en) * 2016-12-23 2025-11-12 Huawei Technologies Co., Ltd. An intra-prediction apparatus for extending a set of predetermined directional intra-prediction modes
FI20175006A1 (en) * 2017-01-03 2019-02-15 Nokia Technologies Oy Video and image coding using wide-angle intra-prediction
HUE063698T2 (hu) * 2018-09-07 2024-01-28 Huawei Tech Co Ltd Eljárás és berendezés videókódolás során végzett intra- és interpredikcióval kapcsolatos interpolációs szûréshez
CN111543061B (zh) * 2018-09-16 2024-08-20 华为技术有限公司 用于预测的方法和装置
US10469845B1 (en) * 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding

Also Published As

Publication number Publication date
JP7536967B2 (ja) 2024-08-20
KR20200134322A (ko) 2020-12-01
US11240514B2 (en) 2022-02-01
US20250337925A1 (en) 2025-10-30
US11818366B2 (en) 2023-11-14
KR102659967B1 (ko) 2024-04-24
CN113228659A (zh) 2021-08-06
EP3777163A1 (en) 2021-02-17
KR102542428B1 (ko) 2023-06-13
US20210014508A1 (en) 2021-01-14
EP4482144A2 (en) 2024-12-25
WO2020060762A1 (en) 2020-03-26
JP7332751B2 (ja) 2023-08-23
JP2023138834A (ja) 2023-10-02
JP2022093546A (ja) 2022-06-23
US12355986B2 (en) 2025-07-08
EP4482144A3 (en) 2025-03-26
US20220103835A1 (en) 2022-03-31
CN113228659B (zh) 2023-08-25
US20200099940A1 (en) 2020-03-26
JP2021520754A (ja) 2021-08-19
JP2024156924A (ja) 2024-11-06
JP7068501B2 (ja) 2022-05-16
CN117201780A (zh) 2023-12-08
US10819986B2 (en) 2020-10-27
EP3777163A4 (en) 2021-06-02
US20240048728A1 (en) 2024-02-08
EP3777163B1 (en) 2024-12-25
KR20230091186A (ko) 2023-06-22
EP3777163C0 (en) 2024-12-25
US10469845B1 (en) 2019-11-05

Similar Documents

Publication Publication Date Title
KR102659967B1 (ko) 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR102653789B1 (ko) 멀티-라인 인트라 예측을 위한 방법 및 장치
US10362330B1 (en) Combining history-based motion vector prediction and non-adjacent merge prediction
US11394983B2 (en) Method and apparatus for merge mode with additional middle candidates in video coding
KR102637503B1 (ko) 비디오 시퀀스의 디코딩 또는 인코딩을 위한 인트라-인터 예측 모드를 제어하기 위한 방법 및 장치
KR102691332B1 (ko) 비디오 디코딩 또는 인코딩을 위한 방법 및 장치
US10523963B1 (en) Method and apparatus for merge mode in video coding
WO2020117905A1 (en) Simplified most probable mode list generation scheme
US20200228798A1 (en) Most probable mode list generation scheme
EP3777139A1 (en) Mode list generation for multi-line intra prediction
KR102635400B1 (ko) 비디오 압축에서의 인트라 예측을 위한 참조 샘플 패딩 및 필터링
KR102874271B1 (ko) 비디오 비트스트림에서의 픽처 크기 및 파티셔닝 정보의 효율적인 시그널링을 위한 방법 및 장치
EP3766250A1 (en) Intra mode selection in intra prediction
KR102496419B1 (ko) 비디오 코딩에서의 감소된 상위 라인 버퍼에 의한 인터 예측을 위한 방법 및 장치

Legal Events

Date Code Title Description
A107 Divisional application of patent
PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A18-div-PA0104

St.27 status event code: A-0-1-A10-A16-div-PA0104

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902