AU2019249440A1 - Position dependent intra prediction combination extended with angular modes - Google Patents

Position dependent intra prediction combination extended with angular modes Download PDF

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Publication number
AU2019249440A1
AU2019249440A1 AU2019249440A AU2019249440A AU2019249440A1 AU 2019249440 A1 AU2019249440 A1 AU 2019249440A1 AU 2019249440 A AU2019249440 A AU 2019249440A AU 2019249440 A AU2019249440 A AU 2019249440A AU 2019249440 A1 AU2019249440 A1 AU 2019249440A1
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Australia
Prior art keywords
prediction
coordinate
sample
determined
current block
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Abandoned
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AU2019249440A
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English (en)
Inventor
Marta Karczewicz
Amir Said
Vadim Seregin
Geert Van Der Auwera
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Qualcomm Inc
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Qualcomm Inc
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Publication of AU2019249440A1 publication Critical patent/AU2019249440A1/en
Priority to AU2023202344A priority Critical patent/AU2023202344B2/en
Abandoned legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
AU2019249440A 2018-04-02 2019-04-02 Position dependent intra prediction combination extended with angular modes Abandoned AU2019249440A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2023202344A AU2023202344B2 (en) 2018-04-02 2023-04-17 Position dependent intra prediction combination extended with angular modes

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862651424P 2018-04-02 2018-04-02
US62/651,424 2018-04-02
US16/371,638 US11611757B2 (en) 2018-04-02 2019-04-01 Position dependent intra prediction combination extended with angular modes
US16/371,638 2019-04-01
PCT/US2019/025376 WO2019195283A1 (en) 2018-04-02 2019-04-02 Position dependent intra prediction combination extended with angular modes

Related Child Applications (1)

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AU2023202344A Division AU2023202344B2 (en) 2018-04-02 2023-04-17 Position dependent intra prediction combination extended with angular modes

Publications (1)

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AU2019249440A1 true AU2019249440A1 (en) 2020-10-01

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AU2023202344A Active AU2023202344B2 (en) 2018-04-02 2023-04-17 Position dependent intra prediction combination extended with angular modes

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US (1) US11611757B2 (https=)
EP (1) EP3772263A1 (https=)
JP (1) JP7295879B2 (https=)
KR (1) KR102763495B1 (https=)
CN (1) CN111937394B (https=)
AR (1) AR115330A1 (https=)
AU (2) AU2019249440A1 (https=)
BR (1) BR112020019715A2 (https=)
CA (1) CA3092999A1 (https=)
CL (1) CL2020002525A1 (https=)
CO (1) CO2020012311A2 (https=)
IL (1) IL277064B2 (https=)
MX (1) MX2020010366A (https=)
MY (1) MY202206A (https=)
PH (1) PH12020551366A1 (https=)
SG (1) SG11202008461SA (https=)
TW (1) TWI812694B (https=)
WO (1) WO2019195283A1 (https=)
ZA (1) ZA202006816B (https=)

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US11445174B2 (en) * 2019-05-06 2022-09-13 Tencent America LLC Method and apparatus for video coding
US11363284B2 (en) 2019-05-09 2022-06-14 Qualcomm Incorporated Upsampling in affine linear weighted intra prediction
US11039156B2 (en) * 2019-06-11 2021-06-15 Tencent America LLC Unified position dependent prediction combination process
CN114600450B (zh) * 2019-06-20 2025-11-21 交互数字Ce专利控股公司 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
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KR20260046521A (ko) 2019-06-25 2026-04-07 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 정보 처리 방법 및 장치, 설비, 저장 매체
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CN115883834A (zh) * 2021-09-30 2023-03-31 维沃移动通信有限公司 帧内预测的方法及终端

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Publication number Publication date
JP2021520117A (ja) 2021-08-12
EP3772263A1 (en) 2021-02-10
US20190306513A1 (en) 2019-10-03
KR102763495B1 (ko) 2025-02-05
AU2023202344B2 (en) 2024-10-10
ZA202006816B (en) 2023-07-26
CA3092999A1 (en) 2019-10-10
CO2020012311A2 (es) 2020-10-30
JP7295879B2 (ja) 2023-06-21
SG11202008461SA (en) 2020-10-29
AR115330A1 (es) 2020-12-23
RU2020131995A (ru) 2022-05-06
AU2023202344A1 (en) 2023-05-11
CL2020002525A1 (es) 2021-02-19
MX2020010366A (es) 2020-10-19
TW201943272A (zh) 2019-11-01
IL277064B2 (en) 2025-02-01
CN111937394B (zh) 2024-05-28
PH12020551366A1 (en) 2021-09-01
MY202206A (en) 2024-04-17
CN111937394A (zh) 2020-11-13
KR20200139163A (ko) 2020-12-11
TWI812694B (zh) 2023-08-21
BR112020019715A2 (pt) 2021-02-09
US11611757B2 (en) 2023-03-21
WO2019195283A1 (en) 2019-10-10
IL277064A (en) 2020-10-29
IL277064B1 (en) 2024-10-01

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