KR20220006057A - 비디오 코딩에서 아핀 선형 가중 인트라 예측 - Google Patents

비디오 코딩에서 아핀 선형 가중 인트라 예측 Download PDF

Info

Publication number
KR20220006057A
KR20220006057A KR1020217035523A KR20217035523A KR20220006057A KR 20220006057 A KR20220006057 A KR 20220006057A KR 1020217035523 A KR1020217035523 A KR 1020217035523A KR 20217035523 A KR20217035523 A KR 20217035523A KR 20220006057 A KR20220006057 A KR 20220006057A
Authority
KR
South Korea
Prior art keywords
block
alwip
coded
intra prediction
current block
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
KR1020217035523A
Other languages
English (en)
Korean (ko)
Inventor
아다르쉬 크리쉬난 라마수브라모니안
더 아우베라 게르트 판
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 KR20220006057A publication Critical patent/KR20220006057A/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
    • H04N19/105—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
    • H04N19/42—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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)
KR1020217035523A 2019-05-09 2020-05-06 비디오 코딩에서 아핀 선형 가중 인트라 예측 Pending KR20220006057A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962845790P 2019-05-09 2019-05-09
US62/845,790 2019-05-09
US201962864320P 2019-06-20 2019-06-20
US62/864,320 2019-06-20
US16/867,208 2020-05-05
US16/867,208 US11284093B2 (en) 2019-05-09 2020-05-05 Affine linear weighted intra prediction in video coding
PCT/US2020/031651 WO2020227393A1 (en) 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding

Publications (1)

Publication Number Publication Date
KR20220006057A true KR20220006057A (ko) 2022-01-14

Family

ID=73045909

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217035523A Pending KR20220006057A (ko) 2019-05-09 2020-05-06 비디오 코딩에서 아핀 선형 가중 인트라 예측

Country Status (18)

Country Link
US (2) US11284093B2 (https=)
EP (1) EP3967034A1 (https=)
JP (1) JP7548939B2 (https=)
KR (1) KR20220006057A (https=)
CN (1) CN113785567B (https=)
AU (1) AU2020267472B2 (https=)
BR (1) BR112021021389A2 (https=)
CA (1) CA3137705A1 (https=)
CL (1) CL2021002932A1 (https=)
CO (1) CO2021014981A2 (https=)
IL (1) IL287017B2 (https=)
MX (1) MX2021013659A (https=)
PH (1) PH12021552596A1 (https=)
SA (1) SA521430741B1 (https=)
SG (1) SG11202111064PA (https=)
TW (1) TWI868133B (https=)
WO (1) WO2020227393A1 (https=)
ZA (1) ZA202108781B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024147584A1 (ko) * 2023-01-02 2024-07-11 엘지전자 주식회사 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114449269B (zh) * 2017-07-07 2023-03-28 三星电子株式会社 视频编码方法及装置、视频解码方法及装置
US11178396B2 (en) 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
CN113347416B (zh) 2019-01-02 2023-06-02 Oppo广东移动通信有限公司 色度帧内预测方法和装置、及计算机存储介质
CN113647106B (zh) * 2019-03-05 2024-08-13 弗劳恩霍夫应用研究促进协会 混合视频编码工具的用例驱动上下文模型选择
KR20210145754A (ko) 2019-04-12 2021-12-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 행렬 기반 인트라 예측에서의 산출
CN113748676B (zh) 2019-04-16 2024-05-10 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
CN113785566B (zh) 2019-04-27 2024-09-20 数码士有限公司 基于帧内预测处理视频信号的方法和设备
CN113728647B (zh) 2019-05-01 2023-09-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测的上下文编码
EP3949391A4 (en) * 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
US11284093B2 (en) 2019-05-09 2022-03-22 Qualcomm Incorporated Affine linear weighted intra prediction in video coding
SG11202112517QA (en) 2019-05-22 2021-12-30 Beijing Bytedance Network Technology Co Ltd Matrix-based intra prediction using upsampling
CN114051735B (zh) 2019-05-31 2024-07-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测中的一步下采样过程
JP2022534320A (ja) * 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
CN112055200A (zh) * 2019-06-05 2020-12-08 华为技术有限公司 Mpm列表构建方法、色度块的帧内预测模式获取方法及装置
CN120281904A (zh) * 2019-06-13 2025-07-08 Lg 电子株式会社 图像编码/解码方法以及发送比特流的方法
AU2019204437B2 (en) * 2019-06-24 2022-02-03 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11589065B2 (en) * 2019-06-24 2023-02-21 Hyundai Motor Company Method and apparatus for intra-prediction coding of video data
WO2021006612A1 (ko) * 2019-07-08 2021-01-14 현대자동차주식회사 동영상 데이터의 인트라 예측 코딩을 위한 방법 및 장치
WO2021054885A1 (en) * 2019-09-19 2021-03-25 Telefonaktiebolaget Lm Ericsson (Publ) Allowing a matrix based intra prediction block to have multiple transform blocks
KR20260003392A (ko) 2019-10-28 2026-01-06 두인 비전 컴퍼니 리미티드 색상 성분에 기초한 신택스 시그널링 및 파싱
CN117499626A (zh) * 2020-03-26 2024-02-02 阿里巴巴（中国）有限公司 用于对视频进行编码或解码的方法和装置
WO2024007157A1 (zh) * 2022-07-05 2024-01-11 Oppo广东移动通信有限公司 多参考行索引列表排序方法、视频编解码方法、装置和系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8902978B2 (en) * 2010-05-30 2014-12-02 Lg Electronics Inc. Enhanced intra prediction mode signaling
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US9350970B2 (en) * 2012-12-14 2016-05-24 Qualcomm Incorporated Disparity vector derivation
JP6462693B2 (ja) * 2013-12-13 2019-01-30 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ３ｄビデオコーディングにおける深度イントラ予測モードおよび深度インター予測モードのための簡易深度コーディング（ｓｄｃ）のシグナリング
KR20180008797A (ko) * 2015-06-15 2018-01-24 엘지전자 주식회사 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
EP3414900B1 (en) * 2016-03-15 2025-08-06 HFI Innovation Inc. Method and apparatus of video coding with affine motion compensation
US10368107B2 (en) * 2016-08-15 2019-07-30 Qualcomm Incorporated Intra video coding using a decoupled tree structure
US10616582B2 (en) * 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
US10555006B2 (en) * 2016-12-22 2020-02-04 Qualcomm Incorporated Deriving bilateral filter information based on a prediction mode in video coding
US11025903B2 (en) * 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
US10708591B2 (en) * 2017-03-20 2020-07-07 Qualcomm Incorporated Enhanced deblocking filtering design in video coding
WO2020053394A1 (en) 2018-09-13 2020-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Affine linear weighted intra predictions
WO2020127811A2 (en) * 2018-12-20 2020-06-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Intra predictions using linear or affine transforms with neighbouring sample reduction
US11134257B2 (en) * 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
EP3949391A4 (en) 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
US11284093B2 (en) 2019-05-09 2022-03-22 Qualcomm Incorporated Affine linear weighted intra prediction in video coding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024147584A1 (ko) * 2023-01-02 2024-07-11 엘지전자 주식회사 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체

Also Published As

Publication number Publication date
PH12021552596A1 (en) 2022-07-11
WO2020227393A1 (en) 2020-11-12
CO2021014981A2 (es) 2022-01-17
US20200359033A1 (en) 2020-11-12
US20220248035A1 (en) 2022-08-04
US11695940B2 (en) 2023-07-04
IL287017B2 (en) 2024-08-01
EP3967034A1 (en) 2022-03-16
IL287017B1 (en) 2024-04-01
CN113785567B (zh) 2024-10-29
SA521430741B1 (ar) 2024-11-27
TW202101988A (zh) 2021-01-01
JP7548939B2 (ja) 2024-09-10
IL287017A (en) 2021-12-01
CA3137705A1 (en) 2020-11-12
TWI868133B (zh) 2025-01-01
ZA202108781B (en) 2025-01-29
CL2021002932A1 (es) 2022-07-29
SG11202111064PA (en) 2021-11-29
MX2021013659A (es) 2022-01-06
AU2020267472A1 (en) 2021-11-11
CN113785567A (zh) 2021-12-10
AU2020267472B2 (en) 2025-08-28
JP2022531333A (ja) 2022-07-06
BR112021021389A2 (pt) 2021-12-21
US11284093B2 (en) 2022-03-22

Similar Documents

Publication Publication Date Title
KR102798250B1 (ko) 비디오 코딩에서 매트릭스 인트라 예측 파라미터들의 시그널링
JP7548939B2 (ja) ビデオコーディングにおけるアフィン線形重み付けイントラ予測
AU2020270130B2 (en) Prediction signal filtering in affine linear weighted intra prediction
US11445203B2 (en) Sub-partition intra prediction in video coding
KR102455655B1 (ko) 비디오 코딩에서의 계수 도메인 블록 차동 펄스-코드 변조
KR20220020266A (ko) 비디오 코딩에서 저주파수 분리불가능한 변환을 위한 변환 및 마지막 유의 계수 위치 시그널링
KR20220061127A (ko) 비디오 코딩에서 행렬-가중된 인트라 예측을 위한 행렬 조합
EP3959891A1 (en) Adaptive loop filter set index signaling
US11785223B2 (en) Shared candidate list and parallel candidate list derivation for video coding
KR20210134337A (ko) 변환 스킵 모드를 위한 계수 코딩
EP4082211A1 (en) Lfnst signaling for chroma based on chroma transform skip
WO2021061806A1 (en) Rice parameter derivation for lossless/lossy coding modes for video coding
US11228768B2 (en) Restriction on block size of lossless coding
WO2020197751A1 (en) Fixed filters with non-linear adaptive loop filter in video coding
WO2020163709A1 (en) Constrained affine motion inheritance for video coding
KR20220073755A (ko) 비디오 코딩을 위한 변환 스킵에서 잔차 값들을 위한 코딩 스킴 시그널링
KR20220036940A (ko) 팔레트 모드에서의 델타 양자화 파라미터 (qp) 시그널링
KR20220113401A (ko) 손실 및 무손실 코딩 양자 모두를 지원하는 잔차 코딩
EP4011075A1 (en) Palette and prediction mode signaling
KR102552798B1 (ko) 비디오 코딩에서 마지막 포지션 코딩의 좌표들에 대한 컨텍스트 도출 및 엔트로피 코딩 초기화 파라미터들
KR20220114548A (ko) 비디오 코딩에서 제로-아웃이 감소된 저주파수 비-분리형 변환 (lfnst)
KR20220024029A (ko) 비디오 코딩에서의 dc 인트라 모드 예측

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

A201 Request for examination
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