TWI781972B - 具有用於視頻寫碼之樣本存取之線性模型預測模式 - Google Patents

具有用於視頻寫碼之樣本存取之線性模型預測模式 Download PDF

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TWI781972B
TWI781972B TW106144654A TW106144654A TWI781972B TW I781972 B TWI781972 B TW I781972B TW 106144654 A TW106144654 A TW 106144654A TW 106144654 A TW106144654 A TW 106144654A TW I781972 B TWI781972 B TW I781972B
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luma
block
samples
luma samples
downsampled
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TW106144654A
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TW201830963A (zh
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張凱
陳建樂
章立
馬塔 卡茲維克茲
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美商高通公司
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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)
TW106144654A 2016-12-19 2017-12-19 具有用於視頻寫碼之樣本存取之線性模型預測模式 TWI781972B (zh)

Applications Claiming Priority (4)

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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

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TW201830963A TW201830963A (zh) 2018-08-16
TWI781972B true TWI781972B (zh) 2022-11-01

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US (1) US10477240B2 (https=)
EP (1) EP3556099A1 (https=)
JP (1) JP7069171B2 (https=)
KR (1) KR102574560B1 (https=)
CN (1) CN110024406B (https=)
BR (1) BR112019011883A2 (https=)
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WO (1) WO2018118940A1 (https=)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018116925A1 (ja) * 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置
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
WO2019221465A1 (ko) * 2018-05-14 2019-11-21 인텔렉추얼디스커버리 주식회사 영상 복호화 방법/장치, 영상 부호화 방법/장치 및 비트스트림을 저장한 기록 매체
WO2020015433A1 (en) * 2018-07-15 2020-01-23 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction using cross-component linear model
PL3815377T3 (pl) * 2018-07-16 2023-05-08 Huawei Technologies Co., Ltd. Koder wideo, dekoder wideo oraz odpowiednie sposoby kodowania i dekodowania
CN116347109A (zh) * 2018-08-17 2023-06-27 北京字节跳动网络技术有限公司 一种处理视频数据的方法和装置
KR20200028856A (ko) * 2018-09-07 2020-03-17 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치
CN117478883A (zh) * 2018-09-12 2024-01-30 北京字节跳动网络技术有限公司 交叉分量线性模型中的尺寸相关的下采样
BR122022004915B1 (pt) * 2018-09-20 2023-03-21 Lg Electronics Inc Métodos de decodificação/codificação de imagem realizado por um aparelho de decodificação/codificação, aparelhos de decodificação/codificação para decodificar/codificar imagem, método de transmissão de dados para imagem e meio de armazenamento não transitório legível por computador
MX2021003853A (es) * 2018-10-05 2021-09-08 Huawei Tech Co Ltd Método y dispositivo de intrapredicción.
CN112889291A (zh) * 2018-10-08 2021-06-01 北京达佳互联信息技术有限公司 对跨分量线性模型的简化
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
WO2020094057A1 (en) 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Position based intra prediction
CN113170107B (zh) * 2018-11-23 2024-04-30 英迪股份有限公司 图像分量间预测方法和使用其的图像编码和解码方法及装置
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
PH12021551289A1 (en) 2018-12-07 2022-03-21 Beijing Bytedance Network Tech Co Ltd Context-based intra prediction
CN117319670A (zh) * 2018-12-13 2023-12-29 华为技术有限公司 色度块的预测方法和装置
CN119172537A (zh) * 2018-12-21 2024-12-20 三星电子株式会社 编码方法及其装置和解码方法及其装置
CN113068025B (zh) 2018-12-25 2023-05-12 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
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
CN118200554A (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
CN118972571A (zh) 2018-12-28 2024-11-15 韩国电子通信研究院 视频编码/解码方法、装置以及在其中存储比特流的记录介质
CN113395520B (zh) 2019-01-02 2023-05-16 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
KR102632259B1 (ko) 2019-01-09 2024-02-01 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 교차-성분 선형 모델을 사용하는 비디오 코딩
KR20260040128A (ko) * 2019-01-16 2026-03-23 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 정보 처리 방법 및 장치, 기기, 저장 매체
MY207950A (en) * 2019-02-22 2025-03-31 Beijing Bytedance Network Tech Co Ltd Neighboring sample selection for intra prediction
WO2020169113A1 (en) * 2019-02-22 2020-08-27 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction using linear model
CN113491121B (zh) 2019-02-24 2022-12-06 北京字节跳动网络技术有限公司 对视频数据进行编解码的方法、设备及计算机可读介质
EP3703366A1 (en) * 2019-02-28 2020-09-02 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding
CN119629348A (zh) * 2019-02-28 2025-03-14 交互数字Vc控股公司 编码和解码方法、装置、程序及介质
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
WO2020182093A1 (en) 2019-03-08 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Signaling of reshaping information in video processing
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
PH12021552544A1 (en) 2019-04-18 2022-07-04 Beijing Bytedance Network Tech Co Ltd Restriction on applicability of cross component mode
BR112021019675A2 (pt) * 2019-04-23 2021-12-07 Beijing Bytedance Network Tech Co Ltd Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador
WO2020224629A1 (en) 2019-05-08 2020-11-12 Beijing Bytedance Network Technology Co., Ltd. Conditions for applicability of cross-component coding
EP3912341A4 (en) * 2019-05-21 2022-10-19 Huawei Technologies Co., Ltd. METHOD AND APPARATUS FOR INTER-COMPONENT PREDICTION
EP3973707A4 (en) 2019-06-22 2022-08-31 Beijing Bytedance Network Technology Co., Ltd. CHROMA REST SCALE SYNTAX ELEMENT
EP3952308B1 (en) * 2019-06-25 2024-02-28 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Image component prediction method and device, and computer storage medium
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
HUE068947T2 (hu) 2019-08-29 2025-02-28 Lg Electronics Inc Eszköz és eljárás videokódolásra szûrés alapján
CN115104311A (zh) * 2019-12-30 2022-09-23 北京达佳互联信息技术有限公司 视频数据的色度和亮度分量的交叉分量确定
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 (2)

* 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
US20130188703A1 (en) * 2012-01-19 2013-07-25 Futurewei Technologies, Inc. Reference Pixel Reduction for Intra LM Prediction

Family Cites Families (12)

* 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
TW201309036A (zh) 2011-06-28 2013-02-16 Samsung Electronics Co Ltd 使用亮度成分影像的預測色度成分影像用的裝置與方法
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
US9438904B2 (en) * 2012-01-19 2016-09-06 Futurewei Technologies, Inc. Reduced look-up table for LM mode calculation
CN104718759B (zh) * 2012-01-24 2019-01-18 华为技术有限公司 Lm模式的简化
US9438905B2 (en) * 2012-04-12 2016-09-06 Futurewei Technologies, Inc. LM mode with uniform bit-width multipliers
EP2984837B1 (en) * 2013-04-08 2018-01-17 GE Video Compression, LLC Inter-component prediction
CN105474639B (zh) * 2013-07-10 2018-08-07 凯迪迪爱通信技术有限公司 视频编码装置、视频解码装置、视频系统、视频编码方法、视频解码方法以及程序
US10455249B2 (en) * 2015-03-20 2019-10-22 Qualcomm Incorporated Downsampling process for linear model 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 (2)

* 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
US20130188703A1 (en) * 2012-01-19 2013-07-25 Futurewei Technologies, Inc. Reference Pixel Reduction for Intra LM Prediction

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
網路文獻 Jianle Chen et.al, CE6.a.4: Chroma intra prediction by reconstructed luma samples, JCTVC-E266, Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11 5th Meeting: Geneva, 16-23 March, 2011. http://phenix.it-sudparis.eu/jct/doc_end_user/documents/5_Geneva/wg11/JCTVC-E266-v4.zip *

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KR102574560B1 (ko) 2023-09-04
EP3556099A1 (en) 2019-10-23
JP2020502925A (ja) 2020-01-23
CN110024406A (zh) 2019-07-16
TW201830963A (zh) 2018-08-16
US20180176594A1 (en) 2018-06-21
JP7069171B2 (ja) 2022-05-17
BR112019011883A2 (pt) 2019-10-22
CN110024406B (zh) 2023-07-28
US10477240B2 (en) 2019-11-12
WO2018118940A1 (en) 2018-06-28
KR20190097036A (ko) 2019-08-20

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