BR112019027071A2 - intra-predição aperfeiçoada em codificação de vídeo - Google Patents

intra-predição aperfeiçoada em codificação de vídeo Download PDF

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Publication number
BR112019027071A2
BR112019027071A2 BR112019027071-0A BR112019027071A BR112019027071A2 BR 112019027071 A2 BR112019027071 A2 BR 112019027071A2 BR 112019027071 A BR112019027071 A BR 112019027071A BR 112019027071 A2 BR112019027071 A2 BR 112019027071A2
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BR
Brazil
Prior art keywords
prediction
intra
angular
current block
mode
Prior art date
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BR112019027071-0A
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English (en)
Portuguese (pt)
Inventor
Kai Zhang
Jianle Chen
Xin Zhao
Marta Karczewicz
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Qualcomm Incorporated
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Publication of BR112019027071A2 publication Critical patent/BR112019027071A2/pt

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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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/134—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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • H04N19/44—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
    • H04N19/593—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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112019027071-0A 2017-06-30 2018-06-28 intra-predição aperfeiçoada em codificação de vídeo BR112019027071A2 (pt)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201762527795P 2017-06-30 2017-06-30
US201762527903P 2017-06-30 2017-06-30
US201762527928P 2017-06-30 2017-06-30
US62/527,795 2017-06-30
US62/527,903 2017-06-30
US62/527,928 2017-06-30
US16/020,179 2018-06-27
US16/020,179 US10764587B2 (en) 2017-06-30 2018-06-27 Intra prediction in video coding
PCT/US2018/039975 WO2019006105A1 (en) 2017-06-30 2018-06-28 INTRA PREDICTION ENHANCED IN VIDEO CODING

Publications (1)

Publication Number Publication Date
BR112019027071A2 true BR112019027071A2 (pt) 2020-07-07

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Country Status (12)

Country Link
US (3) US10764587B2 (https=)
EP (2) EP3646601A1 (https=)
JP (3) JP7341901B2 (https=)
KR (3) KR20250017752A (https=)
CN (3) CN110892724B (https=)
AU (3) AU2018291135B2 (https=)
BR (1) BR112019027071A2 (https=)
CA (3) CA3264808A1 (https=)
CL (1) CL2019003724A1 (https=)
CO (1) CO2019014755A2 (https=)
SG (1) SG11201910715TA (https=)
WO (1) WO2019006105A1 (https=)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10764587B2 (en) 2017-06-30 2020-09-01 Qualcomm Incorporated Intra prediction in video coding
JP6956543B2 (ja) * 2017-07-03 2021-11-02 日本放送協会 決定装置、符号化装置、復号装置及びプログラム
MX2020003722A (es) * 2017-10-09 2020-09-18 Arris Entpr Llc Predicción de peso en planos desiguales adaptativa.
CN119729023A (zh) 2017-10-24 2025-03-28 三星电子株式会社 视频信号处理方法和装置
KR102391834B1 (ko) * 2017-11-17 2022-04-27 에프쥐 이노베이션 컴퍼니 리미티드 조정된 인트라 모드 목록에 기초한 비디오 데이터를 코딩하기 위한 디바이스 및 방법
CN118450120A (zh) * 2018-02-09 2024-08-06 弗劳恩霍夫应用研究促进协会 基于分区的帧内编码概念
US10778971B2 (en) 2018-06-01 2020-09-15 Tencent America LLC Method and apparatus for video coding
US10567752B2 (en) 2018-07-02 2020-02-18 Tencent America LLC Method and apparatus for intra prediction for non-square blocks in video compression
US10284866B1 (en) 2018-07-02 2019-05-07 Tencent America LLC Method and apparatus for video coding
KR102942307B1 (ko) * 2018-09-21 2026-03-20 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR20250024108A (ko) * 2019-01-13 2025-02-18 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 Mrl 기반 인트라 예측을 수행하는 영상 코딩 방법 및 장치
US11533506B2 (en) * 2019-02-08 2022-12-20 Tencent America LLC Method and apparatus for video coding
US12114000B2 (en) 2019-03-08 2024-10-08 Qualcomm Incorporated Combined residual coding in video coding
JP7483422B2 (ja) * 2019-03-15 2024-05-15 日本放送協会 イントラ予測装置、画像復号装置、及びプログラム
CN113412621A (zh) 2019-03-25 2021-09-17 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
CN113728640B (zh) 2019-04-23 2024-08-02 北京字节跳动网络技术有限公司 帧内预测和残差编解码
CN114270825B (zh) 2019-08-19 2024-06-28 北京字节跳动网络技术有限公司 基于计数器的帧内预测模式的初始化
CN113766222B (zh) 2020-06-01 2023-03-24 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
US11546625B2 (en) * 2020-08-19 2023-01-03 Tencent America LLC Delta angle signaling method for luma blocks
WO2022247884A1 (en) * 2021-05-27 2022-12-01 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
JP7755043B2 (ja) * 2021-08-18 2025-10-15 エルジー エレクトロニクス インコーポレイティド イントラ予測モードに基づいて参照サンプルフィルタリングを行う画像符号化／復号化方法及び装置、並びにビットストリームを伝送する方法
CN118285104A (zh) * 2021-11-22 2024-07-02 北京达佳互联信息技术有限公司 帧内预测的平面模式改进
CN118476218A (zh) * 2021-12-29 2024-08-09 Lg电子株式会社 图像编码/解码方法和装置及存储比特流的记录介质
CN116095316B (zh) * 2023-03-17 2023-06-23 北京中星微人工智能芯片技术有限公司 视频图像处理方法及装置、电子设备及存储介质
KR20260003009A (ko) * 2023-04-22 2026-01-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
US12483724B2 (en) * 2023-09-12 2025-11-25 Tencent America LLC Multi-phase cross component prediction
WO2025157169A1 (en) * 2024-01-23 2025-07-31 Mediatek Inc. Extrapolation intra prediction model for inter chroma coding

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101772459B1 (ko) 2010-05-17 2017-08-30 엘지전자 주식회사 신규한 인트라 예측 모드
MX2013000372A (es) * 2010-07-14 2013-02-15 Ntt Docomo Inc Intraprediccion de baja comlejidad para la codificacion de video.
JP2012028858A (ja) * 2010-07-20 2012-02-09 Sony Corp 画像処理装置及び画像処理方法
JP6056122B2 (ja) 2011-01-24 2017-01-11 ソニー株式会社 画像符号化装置と画像復号装置およびその方法とプログラム
CN107071411B (zh) 2011-04-25 2020-08-28 Lg电子株式会社 一种由解码设备和编码设备执行的帧内预测方法
US9654785B2 (en) 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
CN104247422B (zh) 2011-11-07 2018-09-11 华为技术有限公司 用于改进帧内预测的新的角度表的方法和装置
EP2890130A4 (en) * 2012-09-28 2016-04-20 Nippon Telegraph & Telephone INTRAPREDICTION CODING METHOD, INTRAPREDICTED DECODING METHOD, INTRAPREDICTION CODING DEVICE, INTRAPREDICTIVE DECODING DEVICE, PROGRAMS THEREFOR, AND RECORDING MEDIA WITH PROGRAMS SAVED THEREFROM
US20140198855A1 (en) * 2013-01-14 2014-07-17 Qualcomm Incorporated Square block prediction
US9451254B2 (en) 2013-07-19 2016-09-20 Qualcomm Incorporated Disabling intra prediction filtering
US20170264904A1 (en) * 2014-09-23 2017-09-14 Intel Corporation Intra-prediction complexity reduction using limited angular modes and refinement
EP3032830A1 (en) 2014-12-08 2016-06-15 Thomson Licensing Differential coding of intra modes
US10142627B2 (en) * 2015-06-18 2018-11-27 Qualcomm Incorporated Intra prediction and intra mode coding
KR20180064414A (ko) * 2015-10-13 2018-06-14 엘지전자 주식회사 비디오 신호의 인코딩, 디코딩 방법 및 장치
US11032550B2 (en) 2016-02-25 2021-06-08 Mediatek Inc. Method and apparatus of video coding
WO2017190288A1 (en) 2016-05-04 2017-11-09 Microsoft Technology Licensing, Llc Intra-picture prediction using non-adjacent reference lines of sample values
KR102824987B1 (ko) 2016-10-12 2025-06-26 삼성전자주식회사 영상 처리 방법, 그를 이용한 영상 복호화 및 부호화 방법
US10944963B2 (en) 2016-05-25 2021-03-09 Arris Enterprises Llc Coding weighted angular prediction for intra coding
CN116634146A (zh) * 2016-08-08 2023-08-22 Lg电子株式会社 视频信号解码装置、视频信号编码装置和发送数据的装置
CN117201776A (zh) 2016-09-13 2023-12-08 韩国电子通信研究院 视频编码/解码方法和装置以及存储比特流的记录介质
US10812795B2 (en) 2016-09-30 2020-10-20 Lg Electronic Inc. Method for processing picture based on intra-prediction mode and apparatus for same
US10958903B2 (en) 2016-10-04 2021-03-23 Electronics And Telecommunications Research Institute Method and apparatus for encoding/decoding image and recording medium storing bit stream
CN109804632A (zh) 2016-10-14 2019-05-24 索尼公司 图像处理装置和图像处理方法
FI20175006A1 (en) 2017-01-03 2019-02-15 Nokia Technologies Oy Video and image coding using wide-angle intra-prediction
US10764587B2 (en) 2017-06-30 2020-09-01 Qualcomm Incorporated Intra prediction in video coding

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Publication number Publication date
US20200396463A1 (en) 2020-12-17
JP2023162350A (ja) 2023-11-08
US20190007688A1 (en) 2019-01-03
KR20200020730A (ko) 2020-02-26
JP7610661B2 (ja) 2025-01-08
KR20250017752A (ko) 2025-02-04
CO2019014755A2 (es) 2020-01-17
US10764587B2 (en) 2020-09-01
JP7341901B2 (ja) 2023-09-11
JP7821258B2 (ja) 2026-02-26
AU2018291135A1 (en) 2019-12-19
AU2023202062A1 (en) 2023-05-04
KR20250013305A (ko) 2025-01-31
CA3064441A1 (en) 2019-01-03
CL2019003724A1 (es) 2020-07-10
CN110892724B (zh) 2024-08-02
EP3646601A1 (en) 2020-05-06
EP4250737A2 (en) 2023-09-27
US11470330B2 (en) 2022-10-11
CA3264808A1 (en) 2025-11-29
JP2025063055A (ja) 2025-04-15
CN116996670A (zh) 2023-11-03
CA3264811A1 (en) 2025-10-31
AU2023202062B2 (en) 2024-10-03
US12328434B1 (en) 2025-06-10
WO2019006105A1 (en) 2019-01-03
AU2024219734A1 (en) 2024-10-10
EP4250737A3 (en) 2023-12-06
JP2020526956A (ja) 2020-08-31
AU2018291135B2 (en) 2023-04-20
CN116996671A (zh) 2023-11-03
KR102758188B1 (ko) 2025-01-21
SG11201910715TA (en) 2020-01-30
CN110892724A (zh) 2020-03-17

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