JP2024545884A - 映像予測モードの融合 - Google Patents

映像予測モードの融合 Download PDF

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JP2024545884A
JP2024545884A JP2024536106A JP2024536106A JP2024545884A JP 2024545884 A JP2024545884 A JP 2024545884A JP 2024536106 A JP2024536106 A JP 2024536106A JP 2024536106 A JP2024536106 A JP 2024536106A JP 2024545884 A JP2024545884 A JP 2024545884A
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mode
chroma
intra prediction
predicted
prediction modes
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Japanese (ja)
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JP2024545884A5 (enExample
Inventor
リ，シンウェイ
リャオ，ルーリン
チェン，ジエ
イェ，ヤン
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アリババ（チャイナ）カンパニー，リミテッド
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Publication of JP2024545884A5 publication Critical patent/JP2024545884A5/ja
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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
    • H04N19/132—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
    • H04N19/102—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
    • 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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2024536106A 2022-01-05 2023-01-04 映像予測モードの融合 Pending JP2024545884A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202263296533P 2022-01-05 2022-01-05
US63/296,533 2022-01-05
US18/146,172 2022-12-23
US18/146,172 US12348724B2 (en) 2022-01-05 2022-12-23 Fusion of video prediction modes
PCT/CN2023/070540 WO2023131208A1 (en) 2022-01-05 2023-01-04 Fusion of video prediction modes

Publications (2)

Publication Number Publication Date
JP2024545884A true JP2024545884A (ja) 2024-12-13
JP2024545884A5 JP2024545884A5 (enExample) 2026-01-28

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JP2024536106A Pending JP2024545884A (ja) 2022-01-05 2023-01-04 映像予測モードの融合

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US (2) US12348724B2 (enExample)
EP (1) EP4460962A4 (enExample)
JP (1) JP2024545884A (enExample)
KR (1) KR20240140084A (enExample)
CN (1) CN118511507A (enExample)
WO (1) WO2023131208A1 (enExample)

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CN119013980A (zh) * 2022-04-14 2024-11-22 联发科技股份有限公司 视频编解码系统中隐式交叉分量预测的方法和装置
EP4513873A4 (en) * 2022-04-20 2026-04-08 Lg Electronics Inc METHOD AND DEVICE FOR IMAGE ENCODING/DECODING BASED ON CONVOLUTIONARY INTER-COMPONENT MODEL PREDICTION (CCCM), AND RECORDING MEDIUM FOR STORING A BINARY STREAM
KR20250035538A (ko) * 2022-07-07 2025-03-12 주식회사 윌러스표준기술연구소 선형 모델을 이용한 비디오 신호 처리 방법 및 이를 위한 장치
US20240236348A9 (en) * 2022-10-19 2024-07-11 Tencent America LLC Modified intra prediction fusion
US12348750B2 (en) * 2023-02-06 2025-07-01 Tencent America LLC Cross component intra prediction with multiple parameters
US12470745B2 (en) 2023-02-08 2025-11-11 Tencent America LLC Bias value determination for chroma-for-luma (CfL) mode
US20240348770A1 (en) * 2023-04-13 2024-10-17 Qualcomm Incorporated Reference block fusion using derived vectors
US12483700B2 (en) * 2023-04-24 2025-11-25 Tencent America LLC Cross-component residual prediction by using residual template
EP4736448A2 (en) * 2023-07-02 2026-05-06 ByteDance Inc. Method, apparatus, and medium for video processing
US12470744B2 (en) * 2023-07-24 2025-11-11 Tencent America LLC Multi-hypothesis cross component prediction
US20250054194A1 (en) * 2023-08-10 2025-02-13 Sony Interactive Entertainment LLC Rate-distortion-optimization (rdo) via bit-rate reduction
WO2025043029A1 (en) * 2023-08-21 2025-02-27 Beijing Dajia Internet Information Technology Co., Ltd Methods and devices on slope adjustment for ibc lic and filtered ibc and filtered intra tmp and cccm and glm
US12556730B2 (en) 2023-08-30 2026-02-17 Tencent America LLC Block adaptive multi-hypothesis cross component prediction
WO2025067264A1 (en) * 2023-09-25 2025-04-03 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for chroma coding
WO2025065533A1 (zh) * 2023-09-28 2025-04-03 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
WO2025076202A1 (en) * 2023-10-04 2025-04-10 Qualcomm Incorporated Cross component prediction merge candidate derivation and fusion in chroma coding
TW202529439A (zh) * 2023-10-20 2025-07-16 聯發科技股份有限公司 幀內融合模式與外推的方法和裝置

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Publication number Priority date Publication date Assignee Title
CN100359953C (zh) 2004-09-08 2008-01-02 华为技术有限公司 基于帧内编码的图像色度预测方法
WO2017139937A1 (en) * 2016-02-18 2017-08-24 Mediatek Singapore Pte. Ltd. Advanced linear model prediction for chroma coding
US11032550B2 (en) 2016-02-25 2021-06-08 Mediatek Inc. Method and apparatus of video coding
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
GB2571313B (en) * 2018-02-23 2022-09-21 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
WO2019194500A1 (ko) 2018-04-01 2019-10-10 엘지전자 주식회사 인트라 예측에 기반한 영상 코딩 방법 및 그 장치
CN110719467B (zh) 2019-09-18 2022-04-19 浙江大华技术股份有限公司 色度块的预测方法、编码器及存储介质
CN118044182A (zh) * 2021-09-29 2024-05-14 抖音视界有限公司 用于视频处理的方法、设备和介质

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Publication number Publication date
US20230217026A1 (en) 2023-07-06
US20250324060A1 (en) 2025-10-16
EP4460962A1 (en) 2024-11-13
WO2023131208A1 (en) 2023-07-13
EP4460962A4 (en) 2025-12-03
KR20240140084A (ko) 2024-09-24
CN118511507A (zh) 2024-08-16
US12348724B2 (en) 2025-07-01

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