AU2020267472B2 - Affine linear weighted intra prediction in video coding - Google Patents

Affine linear weighted intra prediction in video coding

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Publication number
AU2020267472B2
AU2020267472B2 AU2020267472A AU2020267472A AU2020267472B2 AU 2020267472 B2 AU2020267472 B2 AU 2020267472B2 AU 2020267472 A AU2020267472 A AU 2020267472A AU 2020267472 A AU2020267472 A AU 2020267472A AU 2020267472 B2 AU2020267472 B2 AU 2020267472B2
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block
alwip
video
intra
coding
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AU2020267472A1 (en
Inventor
Marta Karczewicz
Luong PHAM VAN
Adarsh Krishnan RAMASUBRAMONIAN
Geert Van Der Auwera
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Qualcomm Inc
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Qualcomm Inc
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    • 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)
AU2020267472A 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding Active AU2020267472B2 (en)

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 (2)

Publication Number Publication Date
AU2020267472A1 AU2020267472A1 (en) 2021-11-11
AU2020267472B2 true AU2020267472B2 (en) 2025-08-28

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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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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
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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
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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
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
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
JP2022531333A (ja) 2022-07-06
BR112021021389A2 (pt) 2021-12-21
US11284093B2 (en) 2022-03-22

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