CA2976820C - Downsampling process for linear model prediction mode - Google Patents

Downsampling process for linear model prediction mode Download PDF

Info

Publication number
CA2976820C
CA2976820C CA2976820A CA2976820A CA2976820C CA 2976820 C CA2976820 C CA 2976820C CA 2976820 A CA2976820 A CA 2976820A CA 2976820 A CA2976820 A CA 2976820A CA 2976820 C CA2976820 C CA 2976820C
Authority
CA
Canada
Prior art keywords
block
luma
chroma
filter
samples
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2976820A
Other languages
English (en)
French (fr)
Other versions
CA2976820A1 (en
Inventor
Li Zhang
Jianle Chen
Marta Karczewicz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA2976820A1 publication Critical patent/CA2976820A1/en
Application granted granted Critical
Publication of CA2976820C publication Critical patent/CA2976820C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/169—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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/70—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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
CA2976820A 2015-03-20 2016-03-18 Downsampling process for linear model prediction mode Active CA2976820C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562136344P 2015-03-20 2015-03-20
US62/136,344 2015-03-20
US15/073,171 US10455249B2 (en) 2015-03-20 2016-03-17 Downsampling process for linear model prediction mode
US15/073,171 2016-03-17
PCT/US2016/023157 WO2016154008A1 (en) 2015-03-20 2016-03-18 Downsampling process for linear model prediction mode

Publications (2)

Publication Number Publication Date
CA2976820A1 CA2976820A1 (en) 2016-09-29
CA2976820C true CA2976820C (en) 2023-08-29

Family

ID=56924068

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2976820A Active CA2976820C (en) 2015-03-20 2016-03-18 Downsampling process for linear model prediction mode

Country Status (10)

Country Link
US (1) US10455249B2 (enExample)
EP (1) EP3272121B1 (enExample)
JP (1) JP6827944B2 (enExample)
KR (1) KR102520295B1 (enExample)
CN (1) CN107409209B (enExample)
AR (1) AR104854A1 (enExample)
BR (1) BR112017020102B1 (enExample)
CA (1) CA2976820C (enExample)
TW (1) TWI693821B (enExample)
WO (1) WO2016154008A1 (enExample)

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9979960B2 (en) 2012-10-01 2018-05-22 Microsoft Technology Licensing, Llc Frame packing and unpacking between frames of chroma sampling formats with different chroma resolutions
US9854201B2 (en) 2015-01-16 2017-12-26 Microsoft Technology Licensing, Llc Dynamically updating quality to higher chroma sampling rate
GB2596767B (en) * 2015-08-28 2022-07-06 Kt Corp Method and device for processing video signal
US10200719B2 (en) 2015-11-25 2019-02-05 Qualcomm Incorporated Modification of transform coefficients for non-square transform units in video coding
EP3244614A1 (en) * 2016-05-13 2017-11-15 Thomson Licensing A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device
US11368681B2 (en) * 2016-07-18 2022-06-21 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium in which bitstream is stored
CN109804625B (zh) * 2016-10-04 2024-08-13 Lx半导体科技有限公司 对图像编码/解码的方法和装置及存储比特流的记录介质
KR20230070062A (ko) * 2016-10-04 2023-05-19 주식회사 비원영상기술연구소 영상 데이터 부호화/복호화 방법 및 장치
US10368080B2 (en) 2016-10-21 2019-07-30 Microsoft Technology Licensing, Llc Selective upsampling or refresh of chroma sample values
US10477240B2 (en) * 2016-12-19 2019-11-12 Qualcomm Incorporated Linear model prediction mode with sample accessing for video coding
CN109565604A (zh) * 2016-12-30 2019-04-02 华为技术有限公司 图像滤波方法、装置以及设备
EP3386198A1 (en) * 2017-04-07 2018-10-10 Thomson Licensing Method and device for predictive picture encoding and decoding
WO2018230884A1 (ko) * 2017-06-12 2018-12-20 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2019004664A1 (ko) * 2017-06-26 2019-01-03 주식회사 케이티 비디오 신호 처리 방법 및 장치
CN117336508A (zh) 2017-07-06 2024-01-02 Lx 半导体科技有限公司 图像编码/解码设备和发送图像数据的设备
CN109257605B (zh) * 2017-07-13 2021-11-19 华为技术有限公司 图像处理方法、设备及系统
CN109274969B (zh) * 2017-07-17 2020-12-22 华为技术有限公司 色度预测的方法和设备
JP2021005741A (ja) * 2017-09-14 2021-01-14 シャープ株式会社 画像符号化装置及び画像復号装置
GB2567249A (en) * 2017-10-09 2019-04-10 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
EP3720129A4 (en) * 2017-11-29 2021-08-25 Electronics and Telecommunications Research Institute IMAGE ENCODING / DECODING METHOD AND DEVICE WITH APPLICATION FOR IN-LOOP FILTRATION
CN108172168B (zh) * 2017-12-22 2019-11-15 深圳市华星光电半导体显示技术有限公司 一种补偿表压缩方法
WO2020053805A1 (en) * 2018-09-12 2020-03-19 Beijing Bytedance Network Technology Co., Ltd. Single-line cross component linear model prediction mode
EP3744092A1 (en) * 2018-01-26 2020-12-02 InterDigital VC Holdings, Inc. Method and apparatus for video encoding and decoding based on a linear model responsive to neighboring samples
WO2019194496A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 비디오 신호의 컬러 컴포넌트에 대한 병렬 처리 방법 및 이를 위한 장치
WO2019194484A1 (ko) * 2018-04-01 2019-10-10 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치
EP3785437B1 (en) * 2018-04-24 2026-04-01 HFI Innovation Inc. Method and apparatus for restricted linear model parameter derivation in video coding
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
US20190364295A1 (en) * 2018-05-25 2019-11-28 Tencent America LLC Method and apparatus for video coding
KR102389267B1 (ko) * 2018-06-12 2022-04-20 광운대학교 산학협력단 성분 간 참조 기반의 비디오 신호 처리 방법 및 장치
KR101956756B1 (ko) 2018-06-12 2019-03-11 광운대학교 산학협력단 성분 간 참조 기반의 비디오 신호 처리 방법 및 장치
CN108769681B (zh) * 2018-06-20 2022-06-10 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
CN110650337B (zh) * 2018-06-26 2022-04-01 中兴通讯股份有限公司 一种图像编码方法、解码方法、编码器、解码器及存储介质
CN110662065A (zh) * 2018-06-29 2020-01-07 财团法人工业技术研究院 图像数据解码方法及解码器、图像数据编码方法及编码器
EP4447448A3 (en) * 2018-07-02 2025-01-01 TCL King Electrical Appliances (Huizhou) Co. Ltd. Cclm-based intra-prediction method and device
EP3815370B1 (en) 2018-07-12 2024-07-31 Huawei Technologies Co., Ltd. Intra-prediction using a cross-component linear model in video coding
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
WO2020041306A1 (en) * 2018-08-21 2020-02-27 Futurewei Technologies, Inc. Intra prediction method and device
CN110858903B (zh) * 2018-08-22 2022-07-12 华为技术有限公司 色度块预测方法及装置
CN110881126B (zh) * 2018-09-05 2024-01-30 华为技术有限公司 色度块预测方法以及设备
KR20250002761A (ko) * 2018-09-20 2025-01-07 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측에 기반한 영상 디코딩 방법 및 그 장치
WO2020071617A1 (ko) * 2018-10-04 2020-04-09 엘지전자 주식회사 Cclm에 기반한 인트라 예측 방법 및 그 장치
KR20250002698A (ko) * 2018-10-04 2025-01-07 엘지전자 주식회사 Cclm에 기반한 인트라 예측 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
US11197005B2 (en) 2018-11-08 2021-12-07 Qualcomm Incorporated Cross-component prediction for video coding
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
CN111587574B (zh) * 2018-11-23 2023-06-16 Lg电子株式会社 图像编码系统中基于cclm预测对图像解码的方法及其设备
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
WO2020116242A1 (ja) 2018-12-07 2020-06-11 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
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
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
CN111083486A (zh) * 2019-01-03 2020-04-28 北京达佳互联信息技术有限公司 一种确定编码单元的色度信息的方法和装置
KR20210092308A (ko) * 2019-01-12 2021-07-23 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측을 사용하는 영상 디코딩 방법 및 그 장치
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
KR102476272B1 (ko) * 2019-02-22 2022-12-09 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측에 기반한 영상 디코딩 방법 및 그 장치
WO2020169101A1 (en) * 2019-02-22 2020-08-27 Beijing Bytedance Network Technology Co., Ltd. Neighbouring sample selection for intra prediction
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
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
WO2020185145A1 (en) * 2019-03-08 2020-09-17 Telefonaktiebolaget Lm Ericsson (Publ) Methods providing encoding/decoding of dependent/independent partitions and related devices
EP3939259A4 (en) * 2019-03-12 2022-12-14 Beijing Dajia Internet Information Technology Co., Ltd. VIDEO CODING USING A MULTIPLE MODEL LINEAR MODEL
US11070812B2 (en) * 2019-03-12 2021-07-20 Qualcomm Incorporated Coefficient domain block differential pulse-code modulation in video coding
CN113840144B (zh) * 2019-03-25 2023-06-02 Oppo广东移动通信有限公司 图像分量的预测方法、编码器、解码器及计算机存储介质
CN113766233B (zh) * 2019-03-25 2023-05-23 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及存储介质
CN113632474B (zh) * 2019-03-26 2022-12-09 北京字节跳动网络技术有限公司 用于帧间预测的参数推导
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
CN118741125A (zh) * 2019-05-03 2024-10-01 韩国电子通信研究院 对图像进行编码/解码的方法以及比特流的数据的传输方法
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
BR112021017765A2 (pt) * 2019-06-21 2022-04-26 Panasonic Ip Corp America Codificador, descodificador, método de codificação e método de decodificação
US11330298B2 (en) * 2019-06-25 2022-05-10 Qualcomm Incorporated Simplified intra chroma mode coding in video coding
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
AU2020309443A1 (en) * 2019-07-11 2022-02-10 Samsung Electronics Co., Ltd. Video decoding method and apparatus, and video encoding method and apparatus
PL4005204T3 (pl) * 2019-08-26 2024-03-11 Huawei Technologies Co., Ltd. Sposób i urządzenie do przechowywania informacji o ruchu
KR20210027173A (ko) 2019-08-28 2021-03-10 주식회사 케이티 비디오 신호 처리 방법 및 장치
JP7324940B2 (ja) 2019-09-19 2023-08-10 北京字節跳動網絡技術有限公司 ビデオコーディングにおけるスケーリングウインドウ
JP7328445B2 (ja) * 2019-09-19 2023-08-16 北京字節跳動網絡技術有限公司 ビデオコーディングにおける参照サンプル位置の導出
JP7391199B2 (ja) * 2019-10-05 2023-12-04 北京字節跳動網絡技術有限公司 映像コーディングツールのレベルベースシグナリング
WO2021068956A1 (en) 2019-10-12 2021-04-15 Beijing Bytedance Network Technology Co., Ltd. Prediction type signaling in video coding
WO2021073488A1 (en) 2019-10-13 2021-04-22 Beijing Bytedance Network Technology Co., Ltd. Interplay between reference picture resampling and video coding tools
WO2021083377A1 (en) * 2019-11-01 2021-05-06 Beijing Bytedance Network Technology Co., Ltd. Block size restrictions for cross-component video coding
KR102922307B1 (ko) 2019-12-27 2026-02-05 두인 비전 컴퍼니 리미티드 비디오 픽처 헤더의 슬라이스 유형의 시그널링
KR20240095482A (ko) 2019-12-30 2024-06-25 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 데이터의 크로마 및 루마 성분의 교차 성분 결정
KR20220104059A (ko) * 2019-12-30 2022-07-25 후아웨이 테크놀러지 컴퍼니 리미티드 교차-컴포넌트 선형 모델 예측을 위한 필터링의 방법 및 장치
CN117596409A (zh) 2020-04-18 2024-02-23 抖音视界有限公司 用于处理视频数据的方法、装置以及计算机可读存储介质
WO2022197138A1 (ko) * 2021-03-19 2022-09-22 현대자동차주식회사 영상 특성 기반 콘텍스트 모델을 이용하는 비디오 코딩방법 및 장치
CN117426087A (zh) * 2021-06-14 2024-01-19 北京达佳互联信息技术有限公司 用于具有运动矢量细化的几何划分模式的方法和设备
US20250227245A1 (en) * 2021-12-28 2025-07-10 Kt Corporation Image encoding/decoding method and apparatus
CN118541975A (zh) * 2022-01-24 2024-08-23 北京达佳互联信息技术有限公司 用于视频编解码的跨分量预测的方法和装置
US12519975B2 (en) * 2022-06-06 2026-01-06 Tencent America LLC Signaling method for scaling parameter in chroma from luma intra prediction mode
WO2023250047A1 (en) * 2022-06-21 2023-12-28 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for motion storage in geometric partitioning mode
US12470751B2 (en) * 2022-06-29 2025-11-11 Tencent America LLC Signaling of downsampling filters for chroma from luma intra prediction mode
US12407824B2 (en) * 2022-09-02 2025-09-02 Tencent America LLC Selecting downsampling filters for chroma from luma prediction
US20240080462A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Systems and Methods for Low-Resolution Motion Estimation Searches
CN120226351A (zh) * 2022-11-16 2025-06-27 北京达佳互联信息技术有限公司 用于视频编解码的跨分量预测的方法和装置
US12267484B2 (en) * 2022-12-05 2025-04-01 Google Llc Warped reference list for warped motion video coding
CN121666752A (zh) * 2023-08-24 2026-03-13 三星电子株式会社 图像解码方法、图像解码装置、图像编码方法和图像编码装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9693070B2 (en) * 2011-06-24 2017-06-27 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
CN103782596A (zh) * 2011-06-28 2014-05-07 三星电子株式会社 使用图像的亮度分量的对图像的色度分量的预测方法和设备
JP2014525176A (ja) * 2011-07-12 2014-09-25 インテル コーポレイション 輝度に基づく色度イントラ予測
JP2013110502A (ja) * 2011-11-18 2013-06-06 Sony Corp 画像処理装置及び画像処理方法
CN103918269B (zh) 2012-01-04 2017-08-01 联发科技（新加坡）私人有限公司 色度帧内预测方法及装置
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
WO2013112739A1 (en) 2012-01-24 2013-08-01 Futurewei Technologies, Inc. Simplification of lm mode
DK2850829T3 (da) * 2012-05-14 2022-03-07 V Nova Int Ltd Dekomponering af residualen data under kodning, afkodning og rekonstruktion af signaler i et gradueret hierarki

Also Published As

Publication number Publication date
US20160277762A1 (en) 2016-09-22
WO2016154008A1 (en) 2016-09-29
EP3272121A1 (en) 2018-01-24
AR104854A1 (es) 2017-08-23
CN107409209A (zh) 2017-11-28
KR102520295B1 (ko) 2023-04-10
BR112017020102B1 (pt) 2023-10-31
KR20170129750A (ko) 2017-11-27
CA2976820A1 (en) 2016-09-29
US10455249B2 (en) 2019-10-22
BR112017020102A2 (pt) 2018-05-29
JP2018514119A (ja) 2018-05-31
JP6827944B2 (ja) 2021-02-10
CN107409209B (zh) 2020-11-10
EP3272121B1 (en) 2021-07-07
TWI693821B (zh) 2020-05-11
TW201639365A (zh) 2016-11-01

Similar Documents

Publication Publication Date Title
EP3272121B1 (en) Downsampling process for linear model prediction mode
US10477240B2 (en) Linear model prediction mode with sample accessing for video coding
US10484712B2 (en) Implicit coding of reference line index used in intra prediction
KR102833527B1 (ko) 팔레트 모드 비디오 코딩에서의 이스케이프 픽셀 시그널링된 값들의 제한
EP3308542B1 (en) Grouping palette bypass bins for video coding
CA2951569C (en) Determining application of deblocking filtering to palette coded blocks in video coding
US10362333B2 (en) Color index coding for palette-based video coding
WO2015191838A1 (en) Determining quantization parameter (qp) values and delta qp values for palette coded blocks in video coding
CA2972617A1 (en) Palette index grouping for high throughput cabac coding
WO2015196104A1 (en) Color palette mode in video coding
WO2016054254A1 (en) Explicit signaling of escape sample positions in palette coding mode for video coding
US9848198B2 (en) Diagonal copy for palette mode coding
US20160366439A1 (en) Palette copy extension

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20210303

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 9TH ANNIV.) - STANDARD

Year of fee payment: 9

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20241216

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20241216

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20241216

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-4-4-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260429