JP7069171B2 - ビデオコーディングのためのサンプルアクセスを伴う線形モデル予測モード - Google Patents

ビデオコーディングのためのサンプルアクセスを伴う線形モデル予測モード Download PDF

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JP7069171B2
JP7069171B2 JP2019532690A JP2019532690A JP7069171B2 JP 7069171 B2 JP7069171 B2 JP 7069171B2 JP 2019532690 A JP2019532690 A JP 2019532690A JP 2019532690 A JP2019532690 A JP 2019532690A JP 7069171 B2 JP7069171 B2 JP 7069171B2
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block
sample
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JP2020502925A (ja
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ジャン、カイ
チェン、ジャンレ
ジャン、リ
カルチェビチ、マルタ
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/103—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
    • H04N19/134—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
    • H04N19/186—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
    • H04N19/593—Methods 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)
JP2019532690A 2016-12-19 2017-12-19 ビデオコーディングのためのサンプルアクセスを伴う線形モデル予測モード Active JP7069171B2 (ja)

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US201662436319P 2016-12-19 2016-12-19
US62/436,319 2016-12-19
US15/845,484 US10477240B2 (en) 2016-12-19 2017-12-18 Linear model prediction mode with sample accessing for video coding
US15/845,484 2017-12-18
PCT/US2017/067344 WO2018118940A1 (en) 2016-12-19 2017-12-19 Linear model prediction mode with sample accessing for video coding

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Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP3386198A1 (en) * 2017-04-07 2018-10-10 Thomson Licensing Method and device for predictive picture encoding and decoding
GB2567249A (en) * 2017-10-09 2019-04-10 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
WO2020053805A1 (en) * 2018-09-12 2020-03-19 Beijing Bytedance Network Technology Co., Ltd. Single-line cross component linear model prediction mode
CN117528086A (zh) 2018-05-14 2024-02-06 英迪股份有限公司 对图像进行解码和编码的方法、非暂态计算机可读介质
CN110999290B (zh) * 2018-07-15 2021-07-16 华为技术有限公司 使用跨分量线性模型进行帧内预测的方法和装置
BR112021000694A2 (pt) * 2018-07-16 2021-04-13 Huawei Technologies Co., Ltd. Codificador de vídeo, decodificador de vídeo, e métodos de codificação e decodificação correspondentes
GB2590844B (en) * 2018-08-17 2023-05-03 Beijing Bytedance Network Tech Co Ltd Simplified cross component prediction
KR20200028856A (ko) * 2018-09-07 2020-03-17 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치
KR20250002761A (ko) * 2018-09-20 2025-01-07 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측에 기반한 영상 디코딩 방법 및 그 장치
CN112789863B (zh) * 2018-10-05 2022-08-19 华为技术有限公司 帧内预测方法及设备
CN116170586B (zh) 2018-10-08 2024-03-26 北京达佳互联信息技术有限公司 对视频信号进行解码或编码的方法、计算装置和存储介质
US10939118B2 (en) * 2018-10-26 2021-03-02 Mediatek Inc. Luma-based chroma intra-prediction method that utilizes down-sampled luma samples derived from weighting and associated luma-based chroma intra-prediction apparatus
EP3861738A4 (en) 2018-11-06 2022-01-26 Beijing Bytedance Network Technology Co., Ltd. POSITION-BASED INTRA PREDICTION
US12081733B2 (en) * 2018-11-23 2024-09-03 Intellectual Discovery Co., Ltd. Inter-image component prediction method, and image encoding and decoding method and device using same
CN113170122B (zh) 2018-12-01 2023-06-27 北京字节跳动网络技术有限公司 帧内预测的参数推导
CN113170168B (zh) 2018-12-07 2023-12-08 北京字节跳动网络技术有限公司 基于上下文的帧内预测
CN112235577B (zh) * 2018-12-13 2021-08-20 华为技术有限公司 色度块的预测方法和装置
KR20260019015A (ko) * 2018-12-21 2026-02-09 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
CN122053825A (zh) * 2018-12-25 2026-05-15 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
CN118200555A (zh) * 2018-12-27 2024-06-14 英迪股份有限公司 图像编码/解码方法和装置
CN109672895A (zh) * 2018-12-27 2019-04-23 北京佳讯飞鸿电气股份有限公司 一种hevc帧内预测方法及系统
KR20200083319A (ko) 2018-12-28 2020-07-08 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR102811925B1 (ko) 2019-01-02 2025-05-23 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 예측 디코딩 방법, 장치 및 컴퓨터 저장 매체
KR102487528B1 (ko) * 2019-01-09 2023-01-10 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 교차-성분 선형 모델을 사용하는 비디오 코딩
CN121728244A (zh) * 2019-01-16 2026-03-24 Oppo广东移动通信有限公司 信息处理方法及装置、设备、存储介质
CN116405668A (zh) * 2019-02-22 2023-07-07 华为技术有限公司 使用线性模型进行帧内预测的方法及装置
WO2020169101A1 (en) * 2019-02-22 2020-08-27 Beijing Bytedance Network Technology Co., Ltd. Neighbouring sample selection for intra prediction
PH12021551868A1 (en) 2019-02-24 2022-05-23 Beijing Bytedance Network Tech Co Ltd Parameter derivation for intra prediction
EP3703366A1 (en) * 2019-02-28 2020-09-02 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding
CN119629347A (zh) * 2019-02-28 2025-03-14 交互数字Vc控股公司 编码和解码方法及装置
CN118474354A (zh) * 2019-03-04 2024-08-09 阿里巴巴集团控股有限公司 视频解码方法和装置、处理视频内容的方法和装置及介质
US12114000B2 (en) 2019-03-08 2024-10-08 Qualcomm Incorporated Combined residual coding in video coding
CN113545044B (zh) 2019-03-08 2025-06-13 北京字节跳动网络技术有限公司 视频处理中的整形模型
EP3939259A4 (en) * 2019-03-12 2022-12-14 Beijing Dajia Internet Information Technology Co., Ltd. VIDEO CODING USING A MULTIPLE MODEL LINEAR MODEL
CN113767631B (zh) 2019-03-24 2023-12-15 北京字节跳动网络技术有限公司 用于帧内预测的参数推导中的条件
US10742992B1 (en) 2019-03-26 2020-08-11 Electronic Arts Inc. Video compression for video games
AU2020259567B2 (en) 2019-04-18 2025-02-20 Beijing Bytedance Network Technology Co., Ltd. Parameter derivation in cross component mode
CN117579841A (zh) * 2019-04-23 2024-02-20 北京字节跳动网络技术有限公司 降低跨分量依赖性的方法
WO2020224629A1 (en) 2019-05-08 2020-11-12 Beijing Bytedance Network Technology Co., Ltd. Conditions for applicability of cross-component coding
CN113632464B (zh) * 2019-05-21 2023-04-28 华为技术有限公司 分量间预测的方法和设备
CN113994697B (zh) 2019-06-22 2024-10-18 北京字节跳动网络技术有限公司 色度残差缩放的语法元素
KR20250140641A (ko) * 2019-06-25 2025-09-25 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이미지 컴포넌트의 예측 방법, 장치 및 컴퓨터 저장 매체
CN114128280B (zh) 2019-07-07 2023-11-14 北京字节跳动网络技术有限公司 色度残差缩放的信令通知
EP4460004B9 (en) * 2019-08-29 2026-04-15 LG Electronics Inc. Device and method for coding video on basis of filtering
KR20240095482A (ko) 2019-12-30 2024-06-25 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 데이터의 크로마 및 루마 성분의 교차 성분 결정
JP7055255B1 (ja) * 2020-09-03 2022-04-15 富士高分子工業株式会社 熱伝導性シリコーン組成物の製造方法
US20240236311A9 (en) * 2021-02-25 2024-07-11 Interdigital Ce Patent Holdings, Sas Methods and apparatuses for encoding/decoding a video
EP4510583A4 (en) * 2022-04-12 2026-01-28 Guangdong Oppo Mobile Telecommunications Corp Ltd Encoding method and apparatus, decoding method and apparatus, encoding device, decoding device and recording medium
US20240080462A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Systems and Methods for Low-Resolution Motion Estimation Searches

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120328013A1 (en) 2011-06-24 2012-12-27 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding
WO2013002589A2 (ko) 2011-06-28 2013-01-03 삼성전자 주식회사 휘도 성분 영상을 이용한 색차 성분 영상의 예측 방법 및 예측 장치
WO2016154008A1 (en) 2015-03-20 2016-09-29 Qualcomm Incorporated Downsampling process for linear model prediction mode

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9288500B2 (en) * 2011-05-12 2016-03-15 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
CN103688533B (zh) * 2011-06-20 2015-12-23 联发科技（新加坡）私人有限公司 可减少行存储器的色度帧内预测方法及装置
CN103096055B (zh) * 2011-11-04 2016-03-30 华为技术有限公司 一种图像信号帧内预测及解码的方法和装置
CN109218730B (zh) * 2012-01-19 2023-07-28 华为技术有限公司 用于lm帧内预测的参考像素缩减
US9438904B2 (en) * 2012-01-19 2016-09-06 Futurewei Technologies, Inc. Reduced look-up table for LM mode calculation
WO2013112739A1 (en) * 2012-01-24 2013-08-01 Futurewei Technologies, Inc. Simplification of lm mode
US9438905B2 (en) * 2012-04-12 2016-09-06 Futurewei Technologies, Inc. LM mode with uniform bit-width multipliers
HUE038732T2 (hu) * 2013-04-08 2018-11-28 Ge Video Compression Llc Komponensközi elõrejelzés
EP3021578B1 (en) * 2013-07-10 2019-01-02 KDDI Corporation Sub-sampling of reference pixels for chroma prediction based on luma intra prediction mode
WO2016154963A1 (en) * 2015-04-01 2016-10-06 Mediatek Inc. Methods for chroma coding in video codec
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120328013A1 (en) 2011-06-24 2012-12-27 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding
WO2013002589A2 (ko) 2011-06-28 2013-01-03 삼성전자 주식회사 휘도 성분 영상을 이용한 색차 성분 영상의 예측 방법 및 예측 장치
WO2016154008A1 (en) 2015-03-20 2016-09-29 Qualcomm Incorporated Downsampling process for linear model prediction mode

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Jianle Chen, et al.，CE6.a.4: Chroma intra prediction by reconstructed luma samples，Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11，JCTVC-E266，5th Meeting: Geneva，2011年03月，pp.1-10
Kai Zhang, Jianle Chen, Li Zhang, and Marta Karczewicz，Enhanced Cross-component Linear Model Intra-prediction，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-D0110，4th Meeting: Chengdu, CN，2016年10月，pp.1-6
Yi-Jen Chiu, et al.，CE6a: Modified down-sampling filter for LM mode of intra chroma prediction，Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11，JCTVC-G172，7th Meeting: Geneva, CH，2011年11月，pp.1-6

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CN110024406A (zh) 2019-07-16
JP2020502925A (ja) 2020-01-23
CN110024406B (zh) 2023-07-28
TW201830963A (zh) 2018-08-16
WO2018118940A1 (en) 2018-06-28
EP3556099A1 (en) 2019-10-23
KR102574560B1 (ko) 2023-09-04
BR112019011883A2 (pt) 2019-10-22
KR20190097036A (ko) 2019-08-20
US20180176594A1 (en) 2018-06-21
US10477240B2 (en) 2019-11-12
TWI781972B (zh) 2022-11-01

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