JP2020502925A5 - - Google Patents

Download PDF

Info

Publication number
JP2020502925A5
JP2020502925A5 JP2019532690A JP2019532690A JP2020502925A5 JP 2020502925 A5 JP2020502925 A5 JP 2020502925A5 JP 2019532690 A JP2019532690 A JP 2019532690A JP 2019532690 A JP2019532690 A JP 2019532690A JP 2020502925 A5 JP2020502925 A5 JP 2020502925A5
Authority
JP
Japan
Prior art keywords
luma
block
sample
samples
downsampled
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.)
Granted
Application number
JP2019532690A
Other languages
English (en)
Japanese (ja)
Other versions
JP7069171B2 (ja
JP2020502925A (ja
Filing date
Publication date
Priority claimed from US15/845,484 external-priority patent/US10477240B2/en
Application filed filed Critical
Publication of JP2020502925A publication Critical patent/JP2020502925A/ja
Publication of JP2020502925A5 publication Critical patent/JP2020502925A5/ja
Application granted granted Critical
Publication of JP7069171B2 publication Critical patent/JP7069171B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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)

Applications Claiming Priority (5)

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

Publications (3)

Publication Number Publication Date
JP2020502925A JP2020502925A (ja) 2020-01-23
JP2020502925A5 true JP2020502925A5 (https=) 2021-01-14
JP7069171B2 JP7069171B2 (ja) 2022-05-17

Family

ID=62562826

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019532690A Active JP7069171B2 (ja) 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

Country Status (8)

Country Link
US (1) US10477240B2 (https=)
EP (1) EP3556099A1 (https=)
JP (1) JP7069171B2 (https=)
KR (1) KR102574560B1 (https=)
CN (1) CN110024406B (https=)
BR (1) BR112019011883A2 (https=)
TW (1) TWI781972B (https=)
WO (1) WO2018118940A1 (https=)

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
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
SI3815377T1 (sl) * 2018-07-16 2023-05-31 Huawei Technologies Co., Ltd. Kodirnik videa, dekodirnik videa in pripadajoča kodirni in dekodirni postopek
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
WO2020060258A1 (ko) * 2018-09-20 2020-03-26 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측에 기반한 영상 디코딩 방법 및 그 장치
KR102608366B1 (ko) * 2018-10-05 2023-11-29 후아웨이 테크놀러지 컴퍼니 리미티드 인트라 예측 방법 및 디바이스
KR20220051426A (ko) * 2018-10-08 2022-04-26 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 크로스-검포넌트 선형 모델에 대한 간단화
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
CN117640955A (zh) 2018-11-06 2024-03-01 北京字节跳动网络技术有限公司 帧内预测的简化参数推导
CN118200545A (zh) * 2018-11-23 2024-06-14 英迪股份有限公司 图像解码方法、图像编码方法和传输图像的比特流的方法
WO2020108591A1 (en) 2018-12-01 2020-06-04 Beijing Bytedance Network Technology Co., Ltd. Parameter derivation for intra prediction
KR102676917B1 (ko) 2018-12-07 2024-06-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 컨텍스트 기반 인트라 예측
CN117082250A (zh) * 2018-12-13 2023-11-17 华为技术有限公司 色度块的预测方法和装置
KR20210073597A (ko) * 2018-12-21 2021-06-18 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
CN116456083B (zh) * 2018-12-25 2026-04-07 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
KR20200081327A (ko) * 2018-12-27 2020-07-07 인텔렉추얼디스커버리 주식회사 영상 부/복호화 방법 및 장치
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
CN116546217A (zh) 2019-01-02 2023-08-04 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
KR102487528B1 (ko) 2019-01-09 2023-01-10 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 교차-성분 선형 모델을 사용하는 비디오 코딩
KR20260047625A (ko) * 2019-01-16 2026-04-08 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 정보 처리 방법 및 장치, 기기, 저장 매체
EP3903482A4 (en) * 2019-02-22 2022-06-01 Beijing Bytedance Network Technology Co., Ltd. SELECTING ADJACENT SAMPLES FOR INTRA PREDICTION
KR20250053204A (ko) * 2019-02-22 2025-04-21 후아웨이 테크놀러지 컴퍼니 리미티드 선형 모델을 사용한 인트라 예측을 위한 방법 및 장치
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
WO2020176459A1 (en) 2019-02-28 2020-09-03 Interdigital Vc Holdings, Inc. Method and device for picture encoding and decoding
WO2020180737A1 (en) * 2019-03-04 2020-09-10 Alibaba Group Holding Limited Method and system for processing video content
EP3912343A4 (en) 2019-03-08 2022-07-20 Beijing Bytedance Network Technology Co., Ltd. Constraints on model-based reshaping in video processing
US12114000B2 (en) 2019-03-08 2024-10-08 Qualcomm Incorporated Combined residual coding in video coding
CN113994665A (zh) * 2019-03-12 2022-01-28 北京达佳互联信息技术有限公司 采用多模型线性模型的视频编码
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
WO2020211869A1 (en) 2019-04-18 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Parameter derivation in 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
CN113796072B (zh) 2019-05-08 2023-10-03 北京字节跳动网络技术有限公司 跨分量编解码的适用性条件
EP3912341A4 (en) * 2019-05-21 2022-10-19 Huawei Technologies Co., Ltd. METHOD AND APPARATUS FOR INTER-COMPONENT PREDICTION
JP7418478B2 (ja) 2019-06-22 2024-01-19 北京字節跳動網絡技術有限公司 クロマ残差スケーリングのためのシンタックス要素
KR20250139895A (ko) * 2019-06-25 2025-09-23 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이미지 컴포넌트의 예측 방법, 장치 및 컴퓨터 저장 매체
JP7460748B2 (ja) 2019-07-07 2024-04-02 北京字節跳動網絡技術有限公司 クロマ残差スケーリングのシグナリング
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

Family Cites Families (14)

* 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
US9693070B2 (en) * 2011-06-24 2017-06-27 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
US9674521B2 (en) * 2011-06-28 2017-06-06 Samsung Electronics Co., Ltd. Prediction method and apparatus for chroma component of image using luma component of image
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
US9307237B2 (en) * 2012-01-19 2016-04-05 Futurewei Technologies, Inc. Reference pixel reduction for intra LM prediction
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
CN105409218B (zh) * 2013-04-08 2021-05-25 Ge视频压缩有限责任公司 解码器和解码方法
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

Similar Documents

Publication Publication Date Title
JP2020502925A5 (https=)
JP2021530906A5 (https=)
JP2021520117A5 (https=)
JP2020523853A5 (https=)
CN112016500B (zh) 基于多尺度时间信息融合的群体异常行为识别方法及系统
JP2016507966A5 (https=)
JP2022059032A5 (https=)
JP2015529437A5 (https=)
JP2015507221A5 (https=)
JP2015527817A5 (https=)
JP2019525585A5 (https=)
JP5021494B2 (ja) ビデオ通信のための動作ベクトルの時間的推定
JP2016509399A5 (https=)
JP7100772B2 (ja) 双方向オプティカル・フローに対するビット幅制御方法およびデバイス
JP2015507417A5 (https=)
JP2015508251A5 (https=)
RU2009111880A (ru) Способ кодирования и способ декодирования видеоинформации, устройства для реализации этого способа, программы для реализации этого способа и носители информации для записи этих программ
JP2015507883A5 (https=)
JPWO2019195283A5 (https=)
KR101486177B1 (ko) 손 검출을 제공하기 위한 방법 및 장치
JPWO2020037144A5 (https=)
JP2016513907A5 (https=)
JP2015504294A5 (https=)
CN106060486A (zh) 一种基于DirectShow技术的智能视频监控系统
JPWO2020118064A5 (https=)