JP7295879B2 - 角度モードで拡張された位置依存型イントラ予測組合せ - Google Patents

角度モードで拡張された位置依存型イントラ予測組合せ Download PDF

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JP7295879B2
JP7295879B2 JP2020553534A JP2020553534A JP7295879B2 JP 7295879 B2 JP7295879 B2 JP 7295879B2 JP 2020553534 A JP2020553534 A JP 2020553534A JP 2020553534 A JP2020553534 A JP 2020553534A JP 7295879 B2 JP7295879 B2 JP 7295879B2
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prediction
samples
determining
coordinate
sample
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JP2021520117A (ja
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ファン・デル・オーウェラ、ゲールト
セレジン、バディム
サイド、アミール
カルチェビチ、マルタ
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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
    • H04N19/134—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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods 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
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
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  • Compression, Expansion, Code Conversion, And Decoders (AREA)
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JP2020553534A 2018-04-02 2019-04-02 角度モードで拡張された位置依存型イントラ予測組合せ Active JP7295879B2 (ja)

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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

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JP2021520117A JP2021520117A (ja) 2021-08-12
JP2021520117A5 JP2021520117A5 (https=) 2022-03-14
JPWO2019195283A5 JPWO2019195283A5 (https=) 2022-03-14
JP7295879B2 true JP7295879B2 (ja) 2023-06-21

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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=)
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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
US11197025B2 (en) 2019-06-21 2021-12-07 Qualcomm Incorporated Signaling of matrix intra prediction parameters in video coding
CN114026851B (zh) * 2019-06-21 2026-01-06 交互数字Vc控股公司 利用光流的运动补偿的精度细化
KR20260046521A (ko) 2019-06-25 2026-04-07 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 정보 처리 방법 및 장치, 설비, 저장 매체
US11671592B2 (en) * 2019-12-09 2023-06-06 Qualcomm Incorporated Position-dependent intra-prediction combination for angular intra-prediction modes for video coding
MX2022007832A (es) * 2019-12-26 2022-08-04 Lg Electronics Inc Metodo y aparato de codificacion/decodificacion de video para realizar pdpc y metodo para transmitir flujo de bits.
CN119031143B (zh) * 2020-07-20 2026-04-24 浙江大华技术股份有限公司 角度模式帧间预测方法、编码器及存储介质
US11563977B2 (en) 2020-09-24 2023-01-24 Tencent America LLC Method and apparatus for video coding
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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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
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
AU2019249440A1 (en) 2020-10-01
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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