KR102747985B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

Info

Publication number
KR102747985B1
KR102747985B1 KR1020237019777A KR20237019777A KR102747985B1 KR 102747985 B1 KR102747985 B1 KR 102747985B1 KR 1020237019777 A KR1020237019777 A KR 1020237019777A KR 20237019777 A KR20237019777 A KR 20237019777A KR 102747985 B1 KR102747985 B1 KR 102747985B1
Authority
KR
South Korea
Prior art keywords
mode
intra prediction
angular
mpm list
baseline
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
KR1020237019777A
Other languages
English (en)
Korean (ko)
Other versions
KR20230092023A (ko
Inventor
량 자오
신 자오
샹 리
샨 리우
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 KR20230092023A publication Critical patent/KR20230092023A/ko
Application granted granted Critical
Publication of KR102747985B1 publication Critical patent/KR102747985B1/ko
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
    • H04N19/10—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
    • H04N19/11—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
    • H04N19/134—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
    • 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
    • H04N19/50—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020237019777A 2018-12-04 2019-12-04 비디오 코딩을 위한 방법 및 장치 Active KR102747985B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US201862775373P 2018-12-04 2018-12-04
US62/775,373 2018-12-04
US201862786031P 2018-12-28 2018-12-28
US62/786,031 2018-12-28
US16/694,266 2019-11-25
US16/694,266 US11032551B2 (en) 2018-12-04 2019-11-25 Simplified most probable mode list generation scheme
KR1020207032145A KR102544278B1 (ko) 2018-12-04 2019-12-04 단순화된 최고 확률 모드 목록 생성 방식
PCT/US2019/064408 WO2020117905A1 (en) 2018-12-04 2019-12-04 Simplified most probable mode list generation scheme

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207032145A Division KR102544278B1 (ko) 2018-12-04 2019-12-04 단순화된 최고 확률 모드 목록 생성 방식

Publications (2)

Publication Number Publication Date
KR20230092023A KR20230092023A (ko) 2023-06-23
KR102747985B1 true KR102747985B1 (ko) 2024-12-27

Family

ID=70849488

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020207032145A Active KR102544278B1 (ko) 2018-12-04 2019-12-04 단순화된 최고 확률 모드 목록 생성 방식
KR1020237019777A Active KR102747985B1 (ko) 2018-12-04 2019-12-04 비디오 코딩을 위한 방법 및 장치

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1020207032145A Active KR102544278B1 (ko) 2018-12-04 2019-12-04 단순화된 최고 확률 모드 목록 생성 방식

Country Status (6)

Country Link
US (4) US11032551B2 (enExample)
EP (2) EP4380152A1 (enExample)
JP (4) JP7177179B2 (enExample)
KR (2) KR102544278B1 (enExample)
CN (3) CN113711586B (enExample)
WO (1) WO2020117905A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230156813A (ko) * 2018-08-27 2023-11-14 후아웨이 테크놀러지 컴퍼니 리미티드 인트라 예측 방법 및 장치
US11095885B2 (en) * 2018-10-05 2021-08-17 Tencent America LLC Mode list generation for multi-line intra prediction
US11012711B2 (en) * 2018-11-29 2021-05-18 Tencent America LLC Adaptive most probable modes for multiple reference line intra prediction
CN116600113B (zh) * 2019-01-08 2025-11-11 北京小米移动软件有限公司 图像编解码方法、数字存储介质和数据发送方法
KR20250024107A (ko) 2019-01-13 2025-02-18 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 Mrl 기반 인트라 예측을 수행하는 영상 코딩 방법 및 장치
CN118890471A (zh) * 2019-02-26 2024-11-01 Lg 电子株式会社 使用统一mpm列表的基于帧内预测的图像编译方法和设备
WO2020175951A1 (ko) * 2019-02-28 2020-09-03 엘지전자 주식회사 단일화된 mpm 리스트 기반 인트라 예측
EP4397040A4 (en) * 2021-09-05 2025-07-23 Beijing Dajia Internet Information Tech Co Ltd SIGNALING INTRA PREDICTION MODES

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160373782A1 (en) 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
KR101822474B1 (ko) 2010-12-21 2018-03-09 한국전자통신연구원 인트라 예측 모드 부호화/복호화 방법 및 컴퓨터로 읽을 수 있는 기록 매체

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101211665B1 (ko) 2005-08-12 2012-12-12 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
US9154796B2 (en) 2011-11-04 2015-10-06 Qualcomm Incorporated Intra-mode video coding
US20140064359A1 (en) 2012-08-31 2014-03-06 Qualcomm Incorporated Intra prediction most probable mode order improvement for scalable video coding
CN105409215B (zh) 2013-01-11 2018-10-09 华为技术有限公司 深度预测模式选择方法及装置
KR101875762B1 (ko) * 2015-06-05 2018-07-06 인텔렉추얼디스커버리 주식회사 화면 내 예측 모드에 대한 부호화/복호화 방법 및 장치
US20160373742A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
US10841593B2 (en) * 2015-06-18 2020-11-17 Qualcomm Incorporated Intra prediction and intra mode coding
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
US10506228B2 (en) * 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
KR20190043482A (ko) * 2017-10-18 2019-04-26 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10893285B2 (en) * 2018-06-29 2021-01-12 FG Innovation Company Limited Device and method for coding video data based on one or more reference lines
US10491893B1 (en) * 2018-08-29 2019-11-26 Tencent America LLC Method and apparatus for multi-line intra prediction
US10771778B2 (en) * 2018-09-14 2020-09-08 Tencent America LLC Method and device for MPM list generation for multi-line intra prediction
US11095885B2 (en) * 2018-10-05 2021-08-17 Tencent America LLC Mode list generation for multi-line intra prediction
CN117880502A (zh) * 2018-10-07 2024-04-12 三星电子株式会社 用于编码或解码视频信号的视频信号处理方法和设备
CN117241016A (zh) * 2018-10-09 2023-12-15 Lg 电子株式会社 使用mpm列表的基于帧内预测的图像编译方法及其设备
CN112956192A (zh) * 2018-10-31 2021-06-11 交互数字Vc控股公司 多参考行帧内预测和最可能的模式
US11178396B2 (en) * 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
US11012711B2 (en) * 2018-11-29 2021-05-18 Tencent America LLC Adaptive most probable modes for multiple reference line intra prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101822474B1 (ko) 2010-12-21 2018-03-09 한국전자통신연구원 인트라 예측 모드 부호화/복호화 방법 및 컴퓨터로 읽을 수 있는 기록 매체
US20160373782A1 (en) 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Liang Zhao, "CE3-related: MPM based multi-line intra prediction scheme", JVET-K0482, version 3, 2018.7.14.공개*

Also Published As

Publication number Publication date
CN118433378A (zh) 2024-08-02
US11570445B2 (en) 2023-01-31
EP3769508B1 (en) 2024-05-08
KR102544278B1 (ko) 2023-06-14
JP2021521720A (ja) 2021-08-26
CN113711586A (zh) 2021-11-26
US20230093663A1 (en) 2023-03-23
US20250056013A1 (en) 2025-02-13
JP2023015256A (ja) 2023-01-31
EP4380152A1 (en) 2024-06-05
US20210243454A1 (en) 2021-08-05
JP2025160331A (ja) 2025-10-22
WO2020117905A1 (en) 2020-06-11
JP7744396B2 (ja) 2025-09-25
US12192481B2 (en) 2025-01-07
KR20230092023A (ko) 2023-06-23
US20200177886A1 (en) 2020-06-04
CN118433379A (zh) 2024-08-02
EP3769508A1 (en) 2021-01-27
JP7177179B2 (ja) 2022-11-22
JP7362876B2 (ja) 2023-10-17
JP2023171916A (ja) 2023-12-05
CN113711586B (zh) 2024-04-19
EP3769508A4 (en) 2021-04-28
US11032551B2 (en) 2021-06-08
KR20200140364A (ko) 2020-12-15

Similar Documents

Publication Publication Date Title
KR102659967B1 (ko) 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR102747985B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102691332B1 (ko) 비디오 디코딩 또는 인코딩을 위한 방법 및 장치
KR102637503B1 (ko) 비디오 시퀀스의 디코딩 또는 인코딩을 위한 인트라-인터 예측 모드를 제어하기 위한 방법 및 장치
KR102811754B1 (ko) 비디오 코딩을 위한 방법 및 장치
US10523963B1 (en) Method and apparatus for merge mode in video coding
US11765346B2 (en) Most probable mode list generation scheme
US12335468B2 (en) Mode list generation for multi-line intra prediction
KR20200128154A (ko) 비디오 코딩을 위한 방법 및 장치
KR20210036408A (ko) 비디오 코딩을 위한 방법 및 장치

Legal Events

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

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20230612

Application number text: 1020207032145

Filing date: 20201106

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20230712

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20240226

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20241011

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20241224

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20241224

End annual number: 3

Start annual number: 1

PG1601 Publication of registration