CN114503589B - 视频数据解码方法、计算机系统和存储介质 - Google Patents

视频数据解码方法、计算机系统和存储介质

Info

Publication number
CN114503589B
CN114503589B CN202180005488.5A CN202180005488A CN114503589B CN 114503589 B CN114503589 B CN 114503589B CN 202180005488 A CN202180005488 A CN 202180005488A CN 114503589 B CN114503589 B CN 114503589B
Authority
CN
China
Prior art keywords
transform
hybrid
video data
type
subset
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
CN202180005488.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN114503589A (zh
Inventor
马杜·柏林加色·克里什南
赵欣
刘杉
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 CN114503589A publication Critical patent/CN114503589A/zh
Application granted granted Critical
Publication of CN114503589B publication Critical patent/CN114503589B/zh
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)
CN202180005488.5A 2020-05-29 2021-02-02 视频数据解码方法、计算机系统和存储介质 Active CN114503589B (zh)

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
CN114503589A CN114503589A (zh) 2022-05-13
CN114503589B true CN114503589B (zh) 2026-02-06

Family

ID=78704879

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180005488.5A Active CN114503589B (zh) 2020-05-29 2021-02-02 视频数据解码方法、计算机系统和存储介质

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (21)

* 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
FR3040578A1 (fr) 2015-08-31 2017-03-03 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR20220031715A (ko) 2022-03-11
JP2024054392A (ja) 2024-04-16
KR102854349B1 (ko) 2025-09-03
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
CN114503589B (zh) 视频数据解码方法、计算机系统和存储介质
JP7698026B2 (ja) クロマイントラ予測モードのシグナリング方法、コンピュータシステム、およびプログラム
CN116195251B (zh) 视频解码方法、计算机系统以及电子设备
CN114009010B (zh) 一种视频编码方法、计算机系统以及存储介质
CN114424546B (zh) 视频数据解码方法、计算机系统和介质
CN114391253B (zh) 视频译码方法、装置、计算机系统和介质
US11405647B2 (en) Primary transforms using 8-bit and 10-bit cores
US12483728B2 (en) Line graph transforms (LGTs) using 8-bit and 10-bit cores
HK40070629A (zh) 视频数据解码方法、计算机系统和存储介质
CN115699739B (zh) 视频解码方法、计算机系统、电子设备及存储介质
HK40070629B (zh) 视频数据解码方法、计算机系统和存储介质
HK40081147A (en) Adaptive chroma intra mode encoding and decoding in video compression
HK40070628A (zh) 视频编解码方法和装置、计算机系统和计算机可读介质
HK40070628B (zh) 视频编解码方法和装置、计算机系统和计算机可读介质

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 40070629

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant