KR20210130728A - 비디오 코딩에서의 일반화된 인트라 예측에 의한 서브블록 코딩 - Google Patents

비디오 코딩에서의 일반화된 인트라 예측에 의한 서브블록 코딩 Download PDF

Info

Publication number
KR20210130728A
KR20210130728A KR1020217026998A KR20217026998A KR20210130728A KR 20210130728 A KR20210130728 A KR 20210130728A KR 1020217026998 A KR1020217026998 A KR 1020217026998A KR 20217026998 A KR20217026998 A KR 20217026998A KR 20210130728 A KR20210130728 A KR 20210130728A
Authority
KR
South Korea
Prior art keywords
block
predictive
blocks
pbg
prediction
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
KR1020217026998A
Other languages
English (en)
Korean (ko)
Inventor
아다르쉬 크리쉬난 라마수브라모니안
더 아우베라 게르트 판
청-테 시에
바딤 세레긴
반 루옹 팜
마르타 카르체비츠
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20210130728A publication Critical patent/KR20210130728A/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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/119—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
    • H04N19/102—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
    • H04N19/157—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
    • H04N19/42—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217026998A 2019-02-28 2020-02-26 비디오 코딩에서의 일반화된 인트라 예측에 의한 서브블록 코딩 Pending KR20210130728A (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201962812078P 2019-02-28 2019-02-28
US62/812,078 2019-02-28
US201962817474P 2019-03-12 2019-03-12
US62/817,474 2019-03-12
US201962862936P 2019-06-18 2019-06-18
US62/862,936 2019-06-18
US16/800,467 2020-02-25
US16/800,467 US11825120B2 (en) 2019-02-28 2020-02-25 Subblock coding by generalized intra prediction in video coding
PCT/US2020/019919 WO2020176634A1 (en) 2019-02-28 2020-02-26 Subblock coding by generalized intra prediction in video coding

Publications (1)

Publication Number Publication Date
KR20210130728A true KR20210130728A (ko) 2021-11-01

Family

ID=72236397

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217026998A Pending KR20210130728A (ko) 2019-02-28 2020-02-26 비디오 코딩에서의 일반화된 인트라 예측에 의한 서브블록 코딩

Country Status (8)

Country Link
US (1) US11825120B2 (https=)
EP (1) EP3932059A1 (https=)
JP (1) JP7579794B2 (https=)
KR (1) KR20210130728A (https=)
CN (2) CN119767001A (https=)
BR (1) BR112021015697A2 (https=)
SG (1) SG11202108267QA (https=)
WO (1) WO2020176634A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240108463A (ko) * 2021-11-11 2024-07-09 항조우 힉비젼 디지털 테크놀로지 컴퍼니 리미티드 픽처 디코딩 방법 및 장치, 픽처 인코딩 방법 및 장치

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11445203B2 (en) * 2019-01-04 2022-09-13 Qualcomm Incorporated Sub-partition intra prediction in video coding
KR102517389B1 (ko) * 2019-02-05 2023-04-03 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 인트라 서브-파티션 코드 모드를 이용한 비디오 코딩
SG11202108938TA (en) 2019-02-24 2021-09-29 Beijing Bytedance Network Technology Co Ltd Independent coding of palette mode usage indication
WO2020169105A1 (en) 2019-02-24 2020-08-27 Beijing Bytedance Network Technology Co., Ltd. Condition dependent coding of palette mode usage indication
CN113574879A (zh) * 2019-03-15 2021-10-29 三星电子株式会社 图像编码方法和装置、图像解码方法和装置
PH12021552631A1 (en) * 2019-04-19 2022-07-11 Bytedance Inc Context coding for transform skip mode
SG11202111530YA (en) 2019-04-24 2021-11-29 Bytedance Inc Constraints on quantized residual differential pulse code modulation representation of coded video
KR102707777B1 (ko) 2019-05-01 2024-09-20 바이트댄스 아이엔씨 양자화된 잔차 차동 펄스 코드 변조 코딩을 사용하는 인트라 코딩된 비디오
WO2020223615A1 (en) 2019-05-02 2020-11-05 Bytedance Inc. Coding mode based on a coding tree structure type
CN113785568B (zh) * 2019-05-02 2024-03-08 字节跳动有限公司 变换跳过模式下的信令通知
CN113853787B (zh) * 2019-05-22 2023-12-22 北京字节跳动网络技术有限公司 基于子块使用变换跳过模式
CN114258674B (zh) * 2019-07-19 2024-12-31 Tcl王牌电器(惠州)有限公司 使用ibc的图像编码/解码方法和装置
JP7359936B2 (ja) 2019-07-20 2023-10-11 北京字節跳動網絡技術有限公司 パレットモードの使用の指示の条件依存符号化
CN117221536A (zh) 2019-07-23 2023-12-12 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
CN114208174B (zh) 2019-07-29 2023-11-28 北京字节跳动网络技术有限公司 预测过程中的调色板模式编解码
EP4409909A4 (en) * 2021-09-27 2025-08-20 Beijing Dajia Internet Information Tech Co Ltd ADAPTIVE CODING ORDER OF INTRA PREDICTION OF VIDEO CODING
US20240422329A1 (en) * 2021-10-05 2024-12-19 Interdigital Ce Patent Holdings, Sas Transform unit partitioning for cloud gaming video
CN116095308B (zh) * 2021-11-11 2024-10-29 杭州海康威视数字技术股份有限公司 一种图像解码方法及装置
CN120151513A (zh) * 2022-01-07 2025-06-13 杭州海康威视数字技术股份有限公司 图像编解码方法、装置及存储介质
CN116095311B (zh) * 2022-07-26 2025-01-24 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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA109312C2 (uk) * 2011-03-04 2015-08-10 Імпульсно-кодова модуляція з квантуванням при кодуванні відеоінформації
US8964833B2 (en) 2011-07-19 2015-02-24 Qualcomm Incorporated Deblocking of non-square blocks for video coding
US9247254B2 (en) * 2011-10-27 2016-01-26 Qualcomm Incorporated Non-square transforms in intra-prediction video coding
EP3033886B1 (en) * 2013-11-27 2021-01-06 HFI Innovation Inc. Method of video coding using prediction based on intra picture block copy
KR102402622B1 (ko) * 2014-06-19 2022-05-27 브이아이디 스케일, 인크. 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템
KR102517389B1 (ko) 2019-02-05 2023-04-03 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 인트라 서브-파티션 코드 모드를 이용한 비디오 코딩

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240108463A (ko) * 2021-11-11 2024-07-09 항조우 힉비젼 디지털 테크놀로지 컴퍼니 리미티드 픽처 디코딩 방법 및 장치, 픽처 인코딩 방법 및 장치
US12556722B2 (en) 2021-11-11 2026-02-17 Hangzhou Hikvision Digital Technology Co., Ltd. Picture decoding method and apparatus, and picture encoding method and apparatus

Also Published As

Publication number Publication date
US20200280742A1 (en) 2020-09-03
JP2022522336A (ja) 2022-04-18
CN113475068B (zh) 2025-02-25
BR112021015697A2 (pt) 2021-10-26
SG11202108267QA (en) 2021-09-29
EP3932059A1 (en) 2022-01-05
CN119767001A (zh) 2025-04-04
JP7579794B2 (ja) 2024-11-08
US11825120B2 (en) 2023-11-21
WO2020176634A1 (en) 2020-09-03
CN113475068A (zh) 2021-10-01

Similar Documents

Publication Publication Date Title
JP7579794B2 (ja) ビデオコーディングにおける一般化されたイントラ予測によるサブブロックコーディング
KR20220006057A (ko) 비디오 코딩에서 아핀 선형 가중 인트라 예측
KR20220006060A (ko) 아핀 선형 가중 인트라 예측에서의 예측 신호 필터링
WO2021133655A1 (en) Reference subpicture scaling ratios for subpictures in video coding
EP3868108B1 (en) Scans and last coefficient position coding for zero-out transforms
US11632540B2 (en) Reference picture scaling ratios for reference picture resampling in video coding
US11785223B2 (en) Shared candidate list and parallel candidate list derivation for video coding
EP4029255A1 (en) Maximum and minimum block sizes signaling at high level syntax for video coding and transform units
KR20220036947A (ko) 비디오 코딩을 위한 크로마 인트라 예측 유닛들
US20200288130A1 (en) Simplification of sub-block transforms in video coding
US11997258B2 (en) Candidate lists of multiple reference lines for video coding
EP4122197A1 (en) Independent subpicture signaling in video coding
WO2021236912A1 (en) High-level deblocking filter (dbf), adaptive loop filter (alf) and sample adaptive offset (sao) control, and adaptation parameter set (aps) number constraint in video coding
EP4078976A1 (en) Coefficient group based restriction on multiple transform selection signaling in video coding
WO2021061618A1 (en) Signaling number of sub-pictures in high-level syntax for video coding
WO2020167787A1 (en) Predictive coefficient coding
US20200213589A1 (en) Buffer update of stored adaptive loop filter (alf) coefficients for random access coding in video coding
US12574530B2 (en) Template availability for template matching tools
RU2803195C2 (ru) Временное предсказание параметров адаптивного контурного фильтра со сниженным потреблением памяти для кодирования видео
EP4646848A1 (en) Intra-block copy for natural video content
WO2024148078A1 (en) Intra-block copy for natural video content
HK40060347A (en) Subblock coding by generalized intra prediction in video coding

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

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

D18-X000 Deferred examination requested

St.27 status event code: A-1-2-D10-D18-exm-X000

D19-X000 Deferred examination accepted

St.27 status event code: A-1-2-D10-D19-exm-X000

PA0201 Request for examination

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

D20-X000 Deferred examination resumed

St.27 status event code: A-1-2-D10-D20-exm-X000

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

E13 Pre-grant limitation requested

Free format text: ST27 STATUS EVENT CODE: A-2-3-E10-E13-LIM-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000