PH12021552596A1 - Affine linear weighted intra prediction in video coding - Google Patents

Affine linear weighted intra prediction in video coding

Info

Publication number
PH12021552596A1
PH12021552596A1 PH1/2021/552596A PH12021552596A PH12021552596A1 PH 12021552596 A1 PH12021552596 A1 PH 12021552596A1 PH 12021552596 A PH12021552596 A PH 12021552596A PH 12021552596 A1 PH12021552596 A1 PH 12021552596A1
Authority
PH
Philippines
Prior art keywords
intra prediction
video coder
neighboring block
linear weighted
video coding
Prior art date
Application number
PH1/2021/552596A
Other languages
English (en)
Inventor
Marta Karczewicz
Van Luong Pham
Adarsh Krishnan Ramasubramonian
Der Auwera Geert Van
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of PH12021552596A1 publication Critical patent/PH12021552596A1/en

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
    • H04N19/42—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
    • H04N19/50—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
    • H04N19/90—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)
PH1/2021/552596A 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding PH12021552596A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962845790P 2019-05-09 2019-05-09
US201962864320P 2019-06-20 2019-06-20
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
PH12021552596A1 true PH12021552596A1 (en) 2022-07-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PH1/2021/552596A PH12021552596A1 (en) 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding

Country Status (18)

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

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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
WO2024147584A1 (ko) * 2023-01-02 2024-07-11 엘지전자 주식회사 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체

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Publication number Publication date
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
KR20220006057A (ko) 2022-01-14
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

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