MX2021006688A - Codificacion de video utilizando el manejo de imagen de referencia de resolucion multiple. - Google Patents

Codificacion de video utilizando el manejo de imagen de referencia de resolucion multiple.

Info

Publication number
MX2021006688A
MX2021006688A MX2021006688A MX2021006688A MX2021006688A MX 2021006688 A MX2021006688 A MX 2021006688A MX 2021006688 A MX2021006688 A MX 2021006688A MX 2021006688 A MX2021006688 A MX 2021006688A MX 2021006688 A MX2021006688 A MX 2021006688A
Authority
MX
Mexico
Prior art keywords
pictures
video coding
reference picture
picture management
resolution reference
Prior art date
Application number
MX2021006688A
Other languages
English (en)
Inventor
Yunfei Zheng
Xianglin Wang
Yi- Wen Chen
Xing Wen
Yucong Chen
Yue Huang
Original Assignee
Beijing Dajia Internet Information Tech Co Ltd
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 Beijing Dajia Internet Information Tech Co Ltd filed Critical Beijing Dajia Internet Information Tech Co Ltd
Publication of MX2021006688A publication Critical patent/MX2021006688A/es

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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
    • H04N19/103—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Se proporcionan métodos y aparatos de codificación de video; se codifica un conjunto de dos o más imágenes; el conjunto incluye al menos una primera imagen codificada con una primera resolución espacial y una segunda imagen codificada con una segunda resolución espacial diferente de la primera resolución espacial; el conjunto de dos o más imágenes se almacena en una memoria intermedia de imágenes decodificadas basándose en las resoluciones espaciales correspondientes; el conjunto de dos o más imágenes almacenadas en la memoria intermedia de imágenes decodificadas se utiliza como un conjunto de imágenes de referencia para codificar una o más imágenes sucesivas posteriores al conjunto de dos o más imágenes; el conjunto de dos o más imágenes se incorpora a una lista de imágenes de referencia que contiene imágenes con al menos dos resoluciones espaciales diferentes.
MX2021006688A 2018-12-07 2019-12-09 Codificacion de video utilizando el manejo de imagen de referencia de resolucion multiple. MX2021006688A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862776997P 2018-12-07 2018-12-07
US16/706,675 US20200186795A1 (en) 2018-12-07 2019-12-06 Video coding using multi-resolution reference picture management
PCT/IB2019/060579 WO2020115725A1 (en) 2018-12-07 2019-12-09 Video coding using multi-resolution reference picture management

Publications (1)

Publication Number Publication Date
MX2021006688A true MX2021006688A (es) 2021-07-07

Family

ID=70972642

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021006688A MX2021006688A (es) 2018-12-07 2019-12-09 Codificacion de video utilizando el manejo de imagen de referencia de resolucion multiple.

Country Status (7)

Country Link
US (2) US20200186795A1 (es)
EP (1) EP3878177A4 (es)
JP (2) JP7193636B2 (es)
KR (2) KR102427074B1 (es)
CN (2) CN113196766A (es)
MX (1) MX2021006688A (es)
WO (1) WO2020115725A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200186795A1 (en) * 2018-12-07 2020-06-11 Beijing Dajia Internet Information Technology Co., Ltd. Video coding using multi-resolution reference picture management
FR3092459B1 (fr) * 2019-01-31 2022-03-18 Fond B Com Procédé et dispositif de codage et de décodage de données correspondant à une séquence vidéo
KR20210152567A (ko) * 2019-04-25 2021-12-15 오피 솔루션즈, 엘엘씨 픽처 헤더 내의 글로벌 모션 벡터의 시그널링
US11245899B2 (en) * 2019-09-22 2022-02-08 Tencent America LLC Method and system for single loop multilayer coding with subpicture partitioning
EP4088463A4 (en) 2020-02-14 2023-05-10 Beijing Bytedance Network Technology Co., Ltd. USING GENERAL STRESS INDICATORS IN VIDEO BITSTREAMS

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3844844B2 (ja) * 1997-06-06 2006-11-15 富士通株式会社 動画像符号化装置及び動画像符号化方法
US6584154B1 (en) * 1998-11-26 2003-06-24 Oki Electric Industry Co., Ltd. Moving-picture coding and decoding method and apparatus with reduced computational cost
JP3975629B2 (ja) * 1999-12-16 2007-09-12 ソニー株式会社 画像復号装置及び画像復号方法
EP2373035B1 (en) * 2001-11-30 2015-11-25 NTT DoCoMo, Inc. Moving picture encoding device, moving picture decoding device, moving picture encoding method, moving picture decoding method, program, and computer readable recording medium storing program
US20070036227A1 (en) * 2005-08-15 2007-02-15 Faisal Ishtiaq Video encoding system and method for providing content adaptive rate control
JP4594201B2 (ja) * 2005-09-28 2010-12-08 パナソニック株式会社 画像符号化方法、画像符号化装置、プログラムおよび集積回路
TWI387317B (zh) * 2008-12-11 2013-02-21 Novatek Microelectronics Corp 產生重新取樣參考畫面之裝置及其方法與影像解碼系統
US8599214B1 (en) * 2009-03-20 2013-12-03 Teradici Corporation Image compression method using dynamic color index
WO2012052968A1 (en) * 2010-10-20 2012-04-26 Nokia Corporation Method and device for video coding and decoding
CN103493493A (zh) * 2011-04-28 2014-01-01 索尼公司 编码装置和编码方法以及解码装置和解码方法
US9288505B2 (en) * 2011-08-11 2016-03-15 Qualcomm Incorporated Three-dimensional video with asymmetric spatial resolution
KR101912485B1 (ko) * 2011-08-25 2018-10-26 선 페이턴트 트러스트 타일 부호화 스킴을 이용한 영상 부호화, 추출 및 복호화 방법 및 장치
US9451284B2 (en) * 2011-10-10 2016-09-20 Qualcomm Incorporated Efficient signaling of reference picture sets
US20130094774A1 (en) * 2011-10-13 2013-04-18 Sharp Laboratories Of America, Inc. Tracking a reference picture based on a designated picture on an electronic device
US8867852B2 (en) * 2012-01-19 2014-10-21 Sharp Kabushiki Kaisha Decoding a picture based on a reference picture set on an electronic device
EA201492099A1 (ru) 2012-05-14 2015-04-30 Лука Россато Разложение остаточных данных при кодировании, декодировании и реконструкции сигнала в многоуровневой иерархии
WO2014006854A1 (en) * 2012-07-01 2014-01-09 Sharp Kabushiki Kaisha Device for signaling a long-term reference picture in a parameter set
US10230970B2 (en) * 2012-07-10 2019-03-12 Cisco Technology, Inc. Decoded picture buffer size management
KR20140087971A (ko) * 2012-12-26 2014-07-09 한국전자통신연구원 계층적 비디오 부호화에서 다중참조계층을 적용한 화면간 부／복호화 방법 및 그 장치
US20140192895A1 (en) * 2013-01-04 2014-07-10 Qualcomm Incorporated Multi-resolution decoded picture buffer management for multi-layer video coding
US9532067B2 (en) * 2013-04-05 2016-12-27 Sharp Kabushiki Kaisha Decoding of inter-layer reference picture set and reference picture list construction
JP6360154B2 (ja) * 2013-04-05 2018-07-18 ヴィド スケール インコーポレイテッド 多重レイヤビデオコーディングに対するインターレイヤ基準画像エンハンスメント
US20150016500A1 (en) * 2013-07-11 2015-01-15 Qualcomm Incorporated Device and method for scalable coding of video information
KR20150009467A (ko) * 2013-07-15 2015-01-26 주식회사 케이티 스케일러블 비디오 신호 인코딩/디코딩 방법 및 장치
WO2015009009A1 (ko) * 2013-07-15 2015-01-22 주식회사 케이티 스케일러블 비디오 신호 인코딩/디코딩 방법 및 장치
US9560358B2 (en) * 2013-07-22 2017-01-31 Qualcomm Incorporated Device and method for scalable coding of video information
WO2015060295A1 (ja) * 2013-10-22 2015-04-30 シャープ株式会社 画像復号装置、及び画像復号方法
US9736488B2 (en) * 2013-11-27 2017-08-15 Nxp Usa, Inc. Decoding for high efficiency video transcoding
JP6560230B2 (ja) * 2014-01-02 2019-08-14 ヴィド スケール インコーポレイテッド インターレースおよびプログレッシブ混合のコンテンツを用いるスケーラブルビデオコーディングのための方法およびシステム
US9860540B2 (en) * 2014-01-03 2018-01-02 Qualcomm Incorporated Inference of nooutputofpriorpicsflag in video coding
WO2016090568A1 (en) * 2014-12-10 2016-06-16 Mediatek Singapore Pte. Ltd. Binary tree block partitioning structure
US9824481B2 (en) * 2014-12-30 2017-11-21 Qualcomm Incorporated Maintaining heatmaps using tagged visual data
WO2016108188A1 (en) * 2014-12-31 2016-07-07 Nokia Technologies Oy Inter-layer prediction for scalable video coding and decoding
US20160373763A1 (en) * 2015-06-18 2016-12-22 Mediatek Inc. Inter prediction method with constrained reference frame acquisition and associated inter prediction device
GB2547053B (en) * 2016-02-08 2020-07-08 Canon Kk Methods, devices, and computer programs for combining the use of intra-layer prediction and inter-layer prediction with scalability & screen content features
US10291923B2 (en) * 2016-05-24 2019-05-14 Qualcomm Incorporated Mapping of tile grouping and samples in HEVC and L-HEVC file formats
FI20165547A (fi) * 2016-06-30 2017-12-31 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
US11166034B2 (en) * 2017-02-23 2021-11-02 Netflix, Inc. Comparing video encoders/decoders using shot-based encoding and a perceptual visual quality metric
US10779007B2 (en) * 2017-03-23 2020-09-15 Mediatek Inc. Transform coding of video data
US20200186795A1 (en) * 2018-12-07 2020-06-11 Beijing Dajia Internet Information Technology Co., Ltd. Video coding using multi-resolution reference picture management
WO2020181456A1 (en) * 2019-03-11 2020-09-17 Alibaba Group Holding Limited Inter coding for adaptive resolution video coding

Also Published As

Publication number Publication date
CN113810689A (zh) 2021-12-17
JP7193636B2 (ja) 2022-12-20
WO2020115725A1 (en) 2020-06-11
EP3878177A1 (en) 2021-09-15
KR20220109489A (ko) 2022-08-04
US20220124317A1 (en) 2022-04-21
JP2022510032A (ja) 2022-01-25
KR102427074B1 (ko) 2022-07-28
CN113196766A (zh) 2021-07-30
EP3878177A4 (en) 2022-01-19
KR20210080565A (ko) 2021-06-30
JP7258209B2 (ja) 2023-04-14
JP2023027224A (ja) 2023-03-01
US20200186795A1 (en) 2020-06-11

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