MX2021002950A - Un codificador de video, un decodificador de video y metodos correspondientes. - Google Patents

Un codificador de video, un decodificador de video y metodos correspondientes.

Info

Publication number
MX2021002950A
MX2021002950A MX2021002950A MX2021002950A MX2021002950A MX 2021002950 A MX2021002950 A MX 2021002950A MX 2021002950 A MX2021002950 A MX 2021002950A MX 2021002950 A MX2021002950 A MX 2021002950A MX 2021002950 A MX2021002950 A MX 2021002950A
Authority
MX
Mexico
Prior art keywords
reference picture
picture list
list structure
index
flag
Prior art date
Application number
MX2021002950A
Other languages
English (en)
Inventor
Fnu Hendry
Ye-Kui Wang
Original Assignee
Huawei 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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of MX2021002950A publication Critical patent/MX2021002950A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/58Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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

Abstract

Se proporciona un método de decodificación de una corriente de bits de video codificada; el método incluye analizar un indicador; analizar una primera estructura de lista de imágenes de referencia; determinar que un índice para una segunda estructura de lista de imágenes de referencia no está presente en una cabecera de segmento de la corriente de bits de video codificada e inferir que el índice para la segunda estructura de lista de imágenes de referencia es el mismo que un índice para la primera estructura de lista de imágenes de referencia cuando el indicador tiene un primer valor; determinar que el índice para la segunda estructura de lista de imágenes de referencia está presente en la cabecera de segmento cuando el indicador tiene un segundo valor; generar una lista de imágenes de referencia utilizando la primera estructura de lista de imágenes de referencia o la segunda estructura de lista de imágenes de referencia; y ejecutar inter-predicción basada en la lista de imágenes de referencia para generar un bloque reconstruido.
MX2021002950A 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes. MX2021002950A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862730172P 2018-09-12 2018-09-12
US201962848147P 2019-05-15 2019-05-15
PCT/US2019/050857 WO2020056168A1 (en) 2018-09-12 2019-09-12 Index signaling for reference picture list structures

Publications (1)

Publication Number Publication Date
MX2021002950A true MX2021002950A (es) 2021-07-21

Family

ID=69777225

Family Applications (3)

Application Number Title Priority Date Filing Date
MX2021002952A MX2021002952A (es) 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes.
MX2021002951A MX2021002951A (es) 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes.
MX2021002950A MX2021002950A (es) 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
MX2021002952A MX2021002952A (es) 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes.
MX2021002951A MX2021002951A (es) 2018-09-12 2019-09-12 Un codificador de video, un decodificador de video y metodos correspondientes.

Country Status (12)

Country Link
US (3) US20210195236A1 (es)
EP (5) EP3847804B1 (es)
JP (5) JP7242839B2 (es)
KR (6) KR102573250B1 (es)
CN (12) CN115174901A (es)
AU (6) AU2019339411B2 (es)
BR (3) BR112021004667A2 (es)
ES (1) ES2935979T3 (es)
FI (1) FI3847804T3 (es)
MX (3) MX2021002952A (es)
PT (1) PT3847804T (es)
WO (3) WO2020056172A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102609949B1 (ko) 2018-08-17 2023-12-04 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩에서의 참조 영상 관리
EP3895432A4 (en) * 2018-12-10 2022-08-31 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR SIGNIFICANT REFERENCE IMAGES IN VIDEO CODING
CA3132582A1 (en) * 2019-03-07 2020-09-10 Digitalinsights Inc. Image encoding/decoding method and apparatus
AU2020396705A1 (en) * 2019-12-06 2022-07-28 Lg Electronics Inc. Method and apparatus for encoding/decoding image on basis of picture header including information relating to co-located picture, and method for transmitting bitstream
WO2021236903A1 (en) * 2020-05-21 2021-11-25 Bytedance Inc. Signaling of gradual decoding refresh and reference picture lists
US20230089594A1 (en) * 2021-09-17 2023-03-23 Tencent America LLC Joint motion vector difference coding

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107295350A (zh) * 2006-10-13 2017-10-24 汤姆逊许可公司 用于多视点视频编码的参考图像列表管理语法
BRPI0716957A2 (pt) * 2006-10-13 2013-10-29 Thomson Licensing Sintaxe de gerenciamento de lista de imagens de referência para codificação de vídeo de múltiplas vistas
US9398308B2 (en) * 2010-07-28 2016-07-19 Qualcomm Incorporated Coding motion prediction direction in video coding
KR101449679B1 (ko) * 2010-08-18 2014-10-15 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법, 및 참조픽처 인덱싱 장치 및 방법
WO2012033327A2 (ko) 2010-09-08 2012-03-15 엘지전자 주식회사 참조 픽쳐 리스트 구성 방법을 포함하는 영상 복호화 방법 및 장치
US9066102B2 (en) * 2010-11-17 2015-06-23 Qualcomm Incorporated Reference picture list construction for generalized P/B frames in video coding
WO2012070239A1 (ja) * 2010-11-26 2012-05-31 パナソニック株式会社 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、プログラム、及び集積回路
US9049455B2 (en) * 2010-12-28 2015-06-02 Panasonic Intellectual Property Corporation Of America Image coding method of coding a current picture with prediction using one or both of a first reference picture list including a first current reference picture for a current block and a second reference picture list including a second current reference picture for the current block
US9008181B2 (en) * 2011-01-24 2015-04-14 Qualcomm Incorporated Single reference picture list utilization for interprediction video coding
KR20120140592A (ko) * 2011-06-21 2012-12-31 한국전자통신연구원 움직임 보상의 계산 복잡도 감소 및 부호화 효율을 증가시키는 방법 및 장치
KR101578308B1 (ko) 2011-06-30 2015-12-16 텔레폰악티에볼라겟엘엠에릭슨(펍) 레퍼러스 픽처 시그널링
US9674525B2 (en) * 2011-07-28 2017-06-06 Qualcomm Incorporated Multiview video coding
EP2760205B1 (en) * 2011-09-19 2020-11-04 Sun Patent Trust Image decoding method, image decoding device
EP2750387B1 (en) * 2011-09-22 2019-06-19 LG Electronics Inc. Video decoding method and video decoding apparatus
US9420307B2 (en) * 2011-09-23 2016-08-16 Qualcomm Incorporated Coding reference pictures for a reference picture set
US10003817B2 (en) * 2011-11-07 2018-06-19 Microsoft Technology Licensing, Llc Signaling of state information for a decoded picture buffer and reference picture lists
EP2777276B1 (en) * 2011-11-08 2019-05-01 Nokia Technologies Oy Reference picture handling
EP2805500B1 (en) * 2012-01-17 2016-03-30 Telefonaktiebolaget LM Ericsson (publ) Reference picture list handling
CN105791822A (zh) * 2012-01-18 2016-07-20 Jvc建伍株式会社 动图像解码装置以及动图像解码方法
US9210430B2 (en) * 2012-01-19 2015-12-08 Sharp Kabushiki Kaisha Reference picture set signaling and restriction on an electronic device
US9143781B2 (en) * 2012-04-03 2015-09-22 Qualcomm Incorporated Weighted prediction parameter coding
WO2013158024A1 (en) * 2012-04-16 2013-10-24 Telefonaktiebolaget L M Ericsson (Publ) Encoder, decoder and methods thereof for video encoding and decoding
MY198315A (en) * 2012-04-16 2023-08-23 Samsung Electronics Co Ltd Method And Apparatus For Determining Reference Picture Set Of Image
US9736476B2 (en) * 2012-04-27 2017-08-15 Qualcomm Incorporated Full random access from clean random access pictures in video coding
JP5950726B2 (ja) 2012-06-28 2016-07-13 株式会社Nttドコモ 動画像予測符号化方法、動画像予測符号化装置、動画像予測符号化プログラム、動画像予測復号方法、動画像予測復号装置及び動画像予測復号プログラム
US9479776B2 (en) * 2012-07-02 2016-10-25 Qualcomm Incorporated Signaling of long-term reference pictures for video coding
US9325990B2 (en) * 2012-07-09 2016-04-26 Qualcomm Incorporated Temporal motion vector prediction in video coding extensions
US9313500B2 (en) * 2012-09-30 2016-04-12 Microsoft Technology Licensing, Llc Conditional signalling of reference picture list modification information
WO2014162954A1 (ja) * 2013-04-04 2014-10-09 シャープ株式会社 画像復号装置、および画像符号化装置
EP3090558A4 (en) * 2014-01-03 2017-08-16 Nokia Technologies OY Parameter set coding
US10575011B2 (en) * 2015-09-24 2020-02-25 Lg Electronics Inc. Inter prediction method and apparatus in image coding system
CN108965871B (zh) * 2015-09-29 2023-11-10 华为技术有限公司 图像预测的方法及装置
CN109121465B (zh) * 2016-05-06 2023-06-06 交互数字麦迪逊专利控股公司 用于运动补偿残差预测的系统和方法
WO2018008905A1 (ko) * 2016-07-05 2018-01-11 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2019235325A1 (ja) * 2018-06-07 2019-12-12 キヤノン株式会社 光学系、それを備える撮像装置及び撮像システム
EP3895432A4 (en) * 2018-12-10 2022-08-31 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR SIGNIFICANT REFERENCE IMAGES IN VIDEO CODING
US11196988B2 (en) * 2018-12-17 2021-12-07 Apple Inc. Reference picture management and list construction
JP7184911B2 (ja) * 2019-01-02 2022-12-06 エルジー エレクトロニクス インコーポレイティド 画面間予測を使用してビデオ信号を処理するための方法及び装置

Also Published As

Publication number Publication date
KR20240032173A (ko) 2024-03-08
AU2024200359A1 (en) 2024-02-08
JP7460817B2 (ja) 2024-04-02
CN112690003B (zh) 2022-06-28
JP2024026290A (ja) 2024-02-28
CN117459729A (zh) 2024-01-26
EP4164227A1 (en) 2023-04-12
CN117544779A (zh) 2024-02-09
JP2022500923A (ja) 2022-01-04
EP4300954A2 (en) 2024-01-03
US20210195236A1 (en) 2021-06-24
EP3847812A4 (en) 2021-11-03
CN112840651B (zh) 2023-11-10
AU2019339411A1 (en) 2021-04-15
BR112021004662A2 (pt) 2021-06-01
ES2935979T3 (es) 2023-03-13
BR112021004667A2 (pt) 2021-06-01
PT3847804T (pt) 2023-01-19
CN117544780A (zh) 2024-02-09
KR20210055080A (ko) 2021-05-14
EP3847804B1 (en) 2022-12-07
KR20230129599A (ko) 2023-09-08
WO2020056164A1 (en) 2020-03-19
US20210195235A1 (en) 2021-06-24
AU2019338463A1 (en) 2021-04-15
MX2021002951A (es) 2021-07-15
AU2023237082A1 (en) 2023-10-12
KR102573250B1 (ko) 2023-08-30
EP3847810A4 (en) 2021-11-03
AU2019337644A1 (en) 2021-04-15
EP3847804A1 (en) 2021-07-14
EP4300954A3 (en) 2024-01-10
AU2019339411B2 (en) 2023-05-25
JP2023076474A (ja) 2023-06-01
JP7270725B2 (ja) 2023-05-10
CN113170165A (zh) 2021-07-23
WO2020056172A1 (en) 2020-03-19
EP3847810A1 (en) 2021-07-14
WO2020056168A1 (en) 2020-03-19
JP2022500919A (ja) 2022-01-04
CN117834880A (zh) 2024-04-05
KR102643058B1 (ko) 2024-02-29
KR20210057109A (ko) 2021-05-20
MX2021002952A (es) 2021-07-21
JP2022500922A (ja) 2022-01-04
CN115174900B (zh) 2023-06-06
KR20210055079A (ko) 2021-05-14
CN117412047A (zh) 2024-01-16
EP3847812B1 (en) 2024-02-14
CN115174900A (zh) 2022-10-11
US20210195178A1 (en) 2021-06-24
CN117412038A (zh) 2024-01-16
EP3847804A4 (en) 2021-10-27
KR20230145226A (ko) 2023-10-17
AU2023219935A1 (en) 2023-09-14
AU2019338463B2 (en) 2023-10-26
CN112690003A (zh) 2021-04-20
AU2019337644B2 (en) 2023-06-29
BR112021004684A2 (pt) 2021-06-01
CN115174899A (zh) 2022-10-11
CN115174899B (zh) 2023-06-06
CN115174901A (zh) 2022-10-11
JP7242839B2 (ja) 2023-03-20
CN112840651A (zh) 2021-05-25
KR102585975B1 (ko) 2023-10-05
EP3847812A1 (en) 2021-07-14
CN113170165B (zh) 2023-10-20
JP2023067904A (ja) 2023-05-16
FI3847804T3 (fi) 2023-01-13

Similar Documents

Publication Publication Date Title
MX2021002950A (es) Un codificador de video, un decodificador de video y metodos correspondientes.
MX2021001745A (es) Gestión de imágenes de referencia en codificación de video.
MX2022005156A (es) Informacion de se?alizacion de alto nivel en codificacion de video de imagen.
MX2021008348A (es) Un codificador de video, un decodificador de video y metodos correspondientes.
EP3598751A3 (en) Methods and devices for emulating low-fidelity coding in a high-fidelity coder
PH12018501710A1 (en) Using luma information for chroma prediction with separate luma-chroma framework in video coding
MX2022015925A (es) Metodo de procesamiento de imagen y aparato para el mismo.
MX2021003167A (es) Un codificador de video, un decodificador de video y metodos correspondientes.
PH12016500908A1 (en) Improved inference of nooutputofpriorpicsflag in video coding
PH12015500413A1 (en) Decoding and encoding of pictures of a video sequence
AU2024202107A1 (en) Method and device for entropy encoding, decoding video signal
MX2021011013A (es) Un codificador, un decodificador y métodos correspondientes.
MY176139A (en) Signaling of picture order count to timing information relations for video timing in video coding
MX2022008177A (es) Un codificador, un decodificador y métodos y aparatos correspondientes.
MX2022004409A (es) Restricciones de sintaxis en la se?alizacion de conjuntos de parametros de subimagenes.
EP3962085A3 (en) Image encoding and decoding method, encoding and decoding device, encoder and decoder
MY171651A (en) Signaling layer identifiers for operation points in video coding
MX2022008555A (es) Señalización de parametros relacionados con la señalización.
EP4283999A3 (en) Video decoding method, and video decoder
MX2022003765A (es) Sintaxis para la se?alizacion de subimagen en un flujo de bits de video.
MX2022002086A (es) Metodo de decodificacion de imagenes y dispositivo para codificar informacion relacionada con desplazamiento de parametros de cuantificacion de croma.
FI3471419T3 (fi) Gtla (gradual temporal layer access) -kuvat videopakkauksessa
MX2022003452A (es) Indicación de un segmento por subimagen en codificación de video basada en subimágenes.
IN2015DN04041A (es)
MX2022007544A (es) Método y aparato de codificación de imágenes/video con base en tabla de predicción ponderada.