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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Australia
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block
alwip
video
intra
coding
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AU2020267472A
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English (en)
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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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AU2020267472A Active AU2020267472B2 (en) 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding

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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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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
CN117241018A (zh) * 2019-05-01 2023-12-15 北京字节跳动网络技术有限公司 使用滤波的基于矩阵的帧内预测
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JP2022533190A (ja) 2019-05-22 2022-07-21 北京字節跳動網絡技術有限公司 アップサンプリングを使用した行列ベースのイントラ予測
CN113924775B (zh) 2019-05-31 2023-11-14 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限制的上采样
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US11943478B2 (en) * 2019-09-19 2024-03-26 Telefonaktiebolaget Lm Ericsson (Publ) Allowing a matrix based intra prediction block to have multiple transform blocks
JP7404526B2 (ja) 2019-10-28 2023-12-25 北京字節跳動網絡技術有限公司 カラーコンポーネントに基づくシンタックスシグナリング及び構文解析
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US20200359033A1 (en) 2020-11-12
CA3137705A1 (en) 2020-11-12
JP7548939B2 (ja) 2024-09-10
US11695940B2 (en) 2023-07-04
MX2021013659A (es) 2022-01-06
CL2021002932A1 (es) 2022-07-29
BR112021021389A2 (pt) 2021-12-21
CN113785567B (zh) 2024-10-29
US11284093B2 (en) 2022-03-22
PH12021552596A1 (en) 2022-07-11
TWI868133B (zh) 2025-01-01
SG11202111064PA (en) 2021-11-29
CN113785567A (zh) 2021-12-10
AU2020267472A1 (en) 2021-11-11
US20220248035A1 (en) 2022-08-04
CO2021014981A2 (es) 2022-01-17
IL287017B2 (en) 2024-08-01
ZA202108781B (en) 2025-01-29
EP3967034A1 (en) 2022-03-16
SA521430741B1 (ar) 2024-11-27
KR20220006057A (ko) 2022-01-14
JP2022531333A (ja) 2022-07-06
TW202101988A (zh) 2021-01-01
WO2020227393A1 (en) 2020-11-12
IL287017A (en) 2021-12-01
IL287017B1 (en) 2024-04-01

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