KR102854349B1 - 암시적 모드 의존적 주 변환들 - Google Patents

암시적 모드 의존적 주 변환들

Info

Publication number
KR102854349B1
KR102854349B1 KR1020227004892A KR20227004892A KR102854349B1 KR 102854349 B1 KR102854349 B1 KR 102854349B1 KR 1020227004892 A KR1020227004892 A KR 1020227004892A KR 20227004892 A KR20227004892 A KR 20227004892A KR 102854349 B1 KR102854349 B1 KR 102854349B1
Authority
KR
South Korea
Prior art keywords
transformation
transform
kernels
type
hybrid
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
KR1020227004892A
Other languages
English (en)
Korean (ko)
Other versions
KR20220031715A (ko
Inventor
마드후 페린가세리 크리스난
신 자오
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 KR20220031715A publication Critical patent/KR20220031715A/ko
Application granted granted Critical
Publication of KR102854349B1 publication Critical patent/KR102854349B1/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
    • H04N19/11—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/593—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227004892A 2020-05-29 2021-02-02 암시적 모드 의존적 주 변환들 Active KR102854349B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063032216P 2020-05-29 2020-05-29
US63/032,216 2020-05-29
US17/066,791 US11785254B2 (en) 2020-05-29 2020-10-09 Implicit mode dependent primary transforms
US17/066,791 2020-10-09
PCT/US2021/016203 WO2021242332A1 (en) 2020-05-29 2021-02-02 Implicit mode dependent primary transforms

Publications (2)

Publication Number Publication Date
KR20220031715A KR20220031715A (ko) 2022-03-11
KR102854349B1 true KR102854349B1 (ko) 2025-09-03

Family

ID=78704879

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227004892A Active KR102854349B1 (ko) 2020-05-29 2021-02-02 암시적 모드 의존적 주 변환들

Country Status (6)

Country Link
US (2) US11785254B2 (https=)
EP (1) EP3984232A4 (https=)
JP (2) JP7444979B2 (https=)
KR (1) KR102854349B1 (https=)
CN (1) CN114503589B (https=)
WO (1) WO2021242332A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023009311A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機
JP2023011063A (ja) * 2021-06-30 2023-01-23 株式会社三洋物産 遊技機
JP2023009312A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機
JP2023009310A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190028738A1 (en) * 2015-08-31 2019-01-24 Orange Method of coding and decoding images, device for coding and decoding images and computer programmes corresponding thereto
WO2020046084A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020058568A1 (en) * 2018-09-20 2020-03-26 Nokia Technologies Oy A method and an apparatus for encoding and decoding of digital image/video material

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112014012187A2 (pt) * 2011-11-21 2017-05-30 Motorola Mobility Llc determinação implícita e determinação implícita e explícita combinadas de imagem colocalizada para predição temporal
US9674530B1 (en) 2013-04-30 2017-06-06 Google Inc. Hybrid transforms in video coding
US9712829B2 (en) 2013-11-22 2017-07-18 Google Inc. Implementation design for hybrid transform coding scheme
KR20170116043A (ko) * 2015-02-12 2017-10-18 엘지전자 주식회사 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
US20180115787A1 (en) 2015-04-12 2018-04-26 Lg Electronics Inc. Method for encoding and decoding video signal, and apparatus therefor
WO2016190690A1 (ko) * 2015-05-26 2016-12-01 엘지전자(주) 적응적인 분리가능한 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
KR20180021101A (ko) 2015-07-15 2018-02-28 엘지전자 주식회사 분리 가능한 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
WO2017014585A1 (ko) * 2015-07-21 2017-01-26 엘지전자(주) 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
WO2017030418A1 (ko) * 2015-08-19 2017-02-23 엘지전자(주) 다중 그래프 기반 모델에 따라 최적화된 변환을 이용하여 비디오 신호를 인코딩/ 디코딩하는 방법 및 장치
US10681379B2 (en) 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
KR102776450B1 (ko) * 2016-02-12 2025-03-06 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR20180001485A (ko) * 2016-06-24 2018-01-04 한국전자통신연구원 변환 기반의 영상 부호화/복호화 방법 및 장치
US10972733B2 (en) 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
EP3306937A1 (en) * 2016-10-05 2018-04-11 Thomson Licensing Method and apparatus for encoding and decoding a video
KR20180089858A (ko) * 2017-02-01 2018-08-09 엘지전자 주식회사 레이어드 기븐스 변환을 이용하여 변환을 수행하는 방법 및 장치
US11405645B2 (en) 2017-02-28 2022-08-02 Google Llc Transform kernel selection and entropy coding
US10432929B2 (en) 2018-02-12 2019-10-01 Tencent America LLC Method and apparatus for multiple line intra prediction in video compression
HRP20230521T1 (hr) * 2018-06-03 2023-08-04 Lg Electronics Inc. Postupak i uređaj za obradu video signala pomoću smanjene transformacije
PL3937501T3 (pl) * 2019-03-26 2024-10-14 Lg Electronics Inc. Kodowanie obrazu oparte na przekształceniu
US20210195192A1 (en) * 2019-12-20 2021-06-24 Qualcomm Incorporated Coefficient group based restriction on multiple transform selection signaling in video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190028738A1 (en) * 2015-08-31 2019-01-24 Orange Method of coding and decoding images, device for coding and decoding images and computer programmes corresponding thereto
WO2020046084A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020058568A1 (en) * 2018-09-20 2020-03-26 Nokia Technologies Oy A method and an apparatus for encoding and decoding of digital image/video material

Also Published As

Publication number Publication date
CN114503589B (zh) 2026-02-06
KR20220031715A (ko) 2022-03-11
JP2024054392A (ja) 2024-04-16
US12407855B2 (en) 2025-09-02
US20230403410A1 (en) 2023-12-14
JP7444979B2 (ja) 2024-03-06
WO2021242332A1 (en) 2021-12-02
JP7683868B2 (ja) 2025-05-27
US11785254B2 (en) 2023-10-10
CN114503589A (zh) 2022-05-13
JP2023501472A (ja) 2023-01-18
US20210377563A1 (en) 2021-12-02
EP3984232A1 (en) 2022-04-20
EP3984232A4 (en) 2023-04-05

Similar Documents

Publication Publication Date Title
KR102854349B1 (ko) 암시적 모드 의존적 주 변환들
WO2022005549A1 (en) Improved cross component intra prediction mode
US12143573B2 (en) Neural network based coefficient sign prediction field
US12477114B2 (en) Signaling method for chroma intra prediction mode
US11405647B2 (en) Primary transforms using 8-bit and 10-bit cores
US20210409706A1 (en) Low latency cross component intra prediction mode
US12483728B2 (en) Line graph transforms (LGTs) using 8-bit and 10-bit cores
HK40070629B (zh) 视频数据解码方法、计算机系统和存储介质
HK40070629A (zh) 视频数据解码方法、计算机系统和存储介质

Legal Events

Date Code Title Description
P11-X000 Amendment of application requested

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

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0105 International application

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

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

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

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

P11-X000 Amendment of application requested

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

D22 Grant of ip right intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D22-EXM-PE0701 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

U12 Designation fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U12-OTH-PR1002 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

Q13 Ip right document published

Free format text: ST27 STATUS EVENT CODE: A-4-4-Q10-Q13-NAP-PG1601 (AS PROVIDED BY THE NATIONAL OFFICE)