JP7488256B2 - 隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化 - Google Patents

隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化 Download PDF

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JP7488256B2
JP7488256B2 JP2021524143A JP2021524143A JP7488256B2 JP 7488256 B2 JP7488256 B2 JP 7488256B2 JP 2021524143 A JP2021524143 A JP 2021524143A JP 2021524143 A JP2021524143 A JP 2021524143A JP 7488256 B2 JP7488256 B2 JP 7488256B2
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フランソワ エドゥアルド
ル ルアンネック ファブリス
ポワリエ タンギ
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インターデイジタル ヴィーシー ホールディングス インコーポレイテッド
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    • H—ELECTRICITY
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    • 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
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
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    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • H—ELECTRICITY
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    • 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
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    • 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
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    • 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
    • H04N19/186—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H—ELECTRICITY
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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JP2021524143A 2018-11-05 2019-11-01 隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化 Active JP7488256B2 (ja)

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JP2024076610A JP7685650B2 (ja) 2018-11-05 2024-05-09 隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化
JP2025083090A JP2025118922A (ja) 2018-11-05 2025-05-19 隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化

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EP18306448.4 2018-11-05
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EP18306690 2018-12-13
PCT/US2019/059310 WO2020096877A1 (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring samples dependent parametric models

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Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210073597A (ko) * 2018-12-21 2021-06-18 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
BR112021013110A2 (pt) * 2019-01-02 2021-09-21 Sharp Kabushiki Kaisha Dispositivo de geração de imagens de predição, dispositivo de decodificação de imagens em movimento, dispositivo de codificação de imagens em movimento e método de geração de imagens de predição
AU2019433376A1 (en) * 2019-03-12 2021-06-24 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Intra-frame prediction method and apparatus, and computer-readable storage medium
WO2023281158A1 (en) * 2021-07-06 2023-01-12 Nokia Technologies Oy An apparatus, a method and a computer program for cross-component parameter calculation
US20250150605A1 (en) * 2021-11-29 2025-05-08 Wilus Institute Of Standards And Technology Inc. Video signal processing method and apparatus therefor
CN118435599A (zh) * 2021-12-21 2024-08-02 联发科技股份有限公司 用于视频编解码系统帧间预测的交叉分量线性模型的方法和装置
US20250063155A1 (en) * 2021-12-21 2025-02-20 Mediatek Inc. Method and Apparatus for Cross Component Linear Model with Multiple Hypotheses Intra Modes in Video Coding System
EP4458016A4 (en) * 2021-12-29 2025-11-12 Mediatek Inc LINEAR MODEL PREDICTION WITH CROSS COMPONENT
WO2024002807A1 (en) * 2022-07-01 2024-01-04 Interdigital Ce Patent Holdings, Sas Signaling corrections for a convolutional cross-component model
WO2024074129A1 (en) * 2022-10-07 2024-04-11 Mediatek Inc. Method and apparatus of inheriting temporal neighbouring model parameters in video coding system
WO2024074131A1 (en) * 2022-10-07 2024-04-11 Mediatek Inc. Method and apparatus of inheriting cross-component model parameters in video coding system
CN119999204A (zh) * 2022-10-07 2025-05-13 诺基亚技术有限公司 用于视频编码和解码的装置、方法和计算机程序
WO2024215938A1 (en) * 2023-04-12 2024-10-17 Dolby Laboratories Licensing Corporation Cross-component prediction tools in video coding
WO2024218105A1 (en) * 2023-04-21 2024-10-24 Interdigital Ce Patent Holdings, Sas Temporal prediction using cross-component residual model
WO2025007972A1 (en) * 2023-07-05 2025-01-09 Mediatek Inc. Methods and apparatus for inheriting cross-component models from temporal and history-based neighbours for chroma inter coding
WO2025040751A1 (en) * 2023-08-24 2025-02-27 Interdigital Ce Patent Holdings, Sas In-loop mapping function update

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013517669A (ja) 2010-01-14 2013-05-16 サムスン エレクトロニクス カンパニー リミテッド 動きベクトルを符号化／復号化する方法及び装置
US20180063531A1 (en) 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
US20180098070A1 (en) 2016-10-05 2018-04-05 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
JP2022516180A (ja) 2019-01-03 2022-02-24 華為技術有限公司 クロマブロック予測方法及び装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013034162A (ja) * 2011-06-03 2013-02-14 Sony Corp 画像処理装置及び画像処理方法
US20160105685A1 (en) * 2014-10-08 2016-04-14 Qualcomm Incorporated Boundary filtering and cross-component prediction in video coding
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
US10574993B2 (en) * 2015-05-29 2020-02-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
KR102791877B1 (ko) * 2015-11-12 2025-04-07 엘지전자 주식회사 영상 코딩 시스템에서 계수 유도 인트라 예측 방법 및 장치
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
US10873746B2 (en) * 2016-12-21 2020-12-22 Sharp Kabushiki Kaisha Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same
CN117395395A (zh) * 2017-03-22 2024-01-12 韩国电子通信研究院 使用参考块的预测方法和装置
US10542264B2 (en) * 2017-04-04 2020-01-21 Arris Enterprises Llc Memory reduction implementation for weighted angular prediction
CN114430486A (zh) * 2017-04-28 2022-05-03 夏普株式会社 图像解码装置以及图像编码装置
WO2019004283A1 (ja) * 2017-06-28 2019-01-03 シャープ株式会社 動画像符号化装置及び動画像復号装置
AU2018311926B2 (en) * 2017-08-03 2022-08-18 Sharp Kabushiki Kaisha Systems and methods for partitioning video blocks in an inter prediction slice of video data
GB2567249A (en) * 2017-10-09 2019-04-10 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
JP2021016016A (ja) * 2017-10-20 2021-02-12 シャープ株式会社 動画像符号化装置及び動画像復号装置
GB2571312B (en) * 2018-02-23 2020-05-27 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013517669A (ja) 2010-01-14 2013-05-16 サムスン エレクトロニクス カンパニー リミテッド 動きベクトルを符号化／復号化する方法及び装置
US20180063531A1 (en) 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
US20180098070A1 (en) 2016-10-05 2018-04-05 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
JP2019531029A (ja) 2016-10-05 2019-10-24 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 照度補償のためのテンプレートサイズを適応的に決定するシステムおよび方法
JP2022516180A (ja) 2019-01-03 2022-02-24 華為技術有限公司 クロマブロック予測方法及び装置

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JP2024105475A (ja) 2024-08-06
JP2025118922A (ja) 2025-08-13
CN112970264B (zh) 2025-04-08
US20220078405A1 (en) 2022-03-10
IL282804B2 (en) 2025-05-01
IL317810A (en) 2025-02-01
EP3878183A1 (en) 2021-09-15
JP2022506628A (ja) 2022-01-17
CN112970264A (zh) 2021-06-15
JP7685650B2 (ja) 2025-05-29
CN120017848A (zh) 2025-05-16
WO2020096877A1 (en) 2020-05-14
CN120050432A (zh) 2025-05-27
KR20210083353A (ko) 2021-07-06
IL282804A (en) 2021-06-30

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