MX2021000650A - Metodo y aparato de codificacion/decodificacion de imagen, y medio de grabacion en el cual el flujo de bits es almacenado. - Google Patents
Metodo y aparato de codificacion/decodificacion de imagen, y medio de grabacion en el cual el flujo de bits es almacenado.Info
- Publication number
- MX2021000650A MX2021000650A MX2021000650A MX2021000650A MX2021000650A MX 2021000650 A MX2021000650 A MX 2021000650A MX 2021000650 A MX2021000650 A MX 2021000650A MX 2021000650 A MX2021000650 A MX 2021000650A MX 2021000650 A MX2021000650 A MX 2021000650A
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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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
- H04N19/102—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
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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
- H04N19/102—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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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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
- H04N19/102—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
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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
- H04N19/102—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
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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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- H—ELECTRICITY
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- 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
- H04N19/124—Quantisation
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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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
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- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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- H—ELECTRICITY
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- 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
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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
- H04N19/169—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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
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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
- H04N19/169—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
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
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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
- H04N19/50—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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Abstract
La presente invención se refiere a un método de imagen codificación/decodificación. La presente invención del método de decodificación una imagen comprende derivar una primera lista de candidato de un bloque actual usando la información de movimiento de un bloque cercano del bloque actual para derivar una primera lista de candidato para el bloque actual, derivar una segunda lista de candidato para el bloque actual usando la información de movimiento previamente reconstruido, derivar una tercera lista de candidato usando la primera lista de candidato y la segunda lista de candidato y generar un bloque de predicción para el bloque actual usando la tercera lista de candidato.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20180082120 | 2018-07-16 | ||
KR20180082119 | 2018-07-16 | ||
KR20180091364 | 2018-08-06 | ||
KR20180112866 | 2018-09-20 | ||
KR20180114286 | 2018-09-21 | ||
PCT/KR2019/008785 WO2020017873A1 (ko) | 2018-07-16 | 2019-07-16 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Publications (1)
Publication Number | Publication Date |
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MX2021000650A true MX2021000650A (es) | 2021-03-25 |
Family
ID=69164121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2021000650A MX2021000650A (es) | 2018-07-16 | 2019-07-16 | Metodo y aparato de codificacion/decodificacion de imagen, y medio de grabacion en el cual el flujo de bits es almacenado. |
Country Status (8)
Country | Link |
---|---|
US (1) | US20210274215A1 (es) |
KR (1) | KR20200008531A (es) |
CN (1) | CN112438048A (es) |
BR (1) | BR112021000750A2 (es) |
CA (1) | CA3106440A1 (es) |
MX (1) | MX2021000650A (es) |
RU (1) | RU2769959C1 (es) |
WO (1) | WO2020017873A1 (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022500916A (ja) * | 2018-09-13 | 2022-01-04 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー.ファオ. | アフィン線形加重イントラ予測 |
CN114342408A (zh) * | 2019-08-26 | 2022-04-12 | 北京字节跳动网络技术有限公司 | 视频编码中帧内编码模式的扩展 |
CN113329225A (zh) * | 2020-02-28 | 2021-08-31 | 北京三星通信技术研究有限公司 | 视频编解码方法和装置 |
GB2593222A (en) * | 2020-03-20 | 2021-09-22 | Canon Kk | High level syntax for video coding and decoding |
KR20220140642A (ko) * | 2020-03-31 | 2022-10-18 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 비디오 코딩에서의 신택스 엘리먼트의 시그널링을 위한 방법 및 장치 |
US20230179784A1 (en) * | 2021-12-07 | 2023-06-08 | Tencent America LLC | Method and apparatus for improved intra mode coding |
US20230336712A1 (en) * | 2022-04-18 | 2023-10-19 | Tencent America LLC | Subblock merge mode for intra block copy |
Family Cites Families (21)
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KR20090094595A (ko) * | 2008-03-03 | 2009-09-08 | 삼성전자주식회사 | 복수 참조에 의한 움직임 예측을 이용한 부호화 방법 및장치, 그리고 복수 참조에 의한 움직임 예측을 이용한복호화 방법 및 장치 |
EP2259252B1 (en) * | 2009-06-02 | 2012-08-01 | Nuance Communications, Inc. | Speech recognition method for selecting a combination of list elements via a speech input |
US9749657B2 (en) * | 2011-01-21 | 2017-08-29 | Sharp Kabushiki Kaisha | Buffer compression for motion vector competition |
JP5807588B2 (ja) * | 2011-03-08 | 2015-11-10 | 株式会社Jvcケンウッド | 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、並びに、送信装置、送信方法及び送信プログラム |
CN105915902B (zh) * | 2011-03-08 | 2017-09-22 | Jvc 建伍株式会社 | 动图像编码装置以及动图像编码方法 |
US20130031177A1 (en) * | 2011-07-29 | 2013-01-31 | Myxer, Inc. | Systems and methods for dynamic media selection |
RU2632154C1 (ru) * | 2011-11-08 | 2017-10-02 | Электроникс Энд Телекоммьюникейшнз Рисерч Инститьют | Способ и устройство для совместного использования списка кандидатов |
US20150296197A1 (en) * | 2012-11-27 | 2015-10-15 | Intellectual Discovery Co., Ltd. | Encoding/decoding method and encoding/decoding device using depth information |
US20150271515A1 (en) * | 2014-01-10 | 2015-09-24 | Qualcomm Incorporated | Block vector coding for intra block copy in video coding |
KR101863487B1 (ko) * | 2014-05-06 | 2018-05-31 | 에이치에프아이 이노베이션 인크. | 인트라 블록 카피 모드 부호화를 위한 블록 벡터 예측 방법 |
WO2017076221A1 (en) * | 2015-11-05 | 2017-05-11 | Mediatek Inc. | Method and apparatus of inter prediction using average motion vector for video coding |
WO2017086738A1 (ko) * | 2015-11-19 | 2017-05-26 | 한국전자통신연구원 | 영상 부호화/복호화 방법 및 장치 |
WO2017183751A1 (ko) * | 2016-04-22 | 2017-10-26 | 엘지전자(주) | 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
ES2737845B2 (es) * | 2016-07-05 | 2021-05-19 | Kt Corp | Metodo y aparato para procesar senal de video |
CN116567226A (zh) * | 2016-08-11 | 2023-08-08 | Lx 半导体科技有限公司 | 图像编码/解码设备和图像数据的发送设备 |
US11172203B2 (en) * | 2017-08-08 | 2021-11-09 | Mediatek Inc. | Intra merge prediction |
US11153579B2 (en) * | 2018-03-23 | 2021-10-19 | Qualcomm Incorporated | Deriving dynamic range adjustment (DRA) parameters for video coding |
US10869042B2 (en) * | 2018-03-30 | 2020-12-15 | Hulu, LLC | Template based adaptive weighted bi-prediction for video coding |
US11477474B2 (en) * | 2018-06-08 | 2022-10-18 | Mediatek Inc. | Methods and apparatus for multi-hypothesis mode reference and constraints |
US10547835B2 (en) * | 2018-06-22 | 2020-01-28 | Tencent America LLC | Techniques for signaling prediction weights in video coding |
TWI703861B (zh) * | 2018-07-06 | 2020-09-01 | 聯發科技股份有限公司 | 解碼器的視訊解碼方法及裝置 |
-
2019
- 2019-07-16 BR BR112021000750-4A patent/BR112021000750A2/pt unknown
- 2019-07-16 MX MX2021000650A patent/MX2021000650A/es unknown
- 2019-07-16 KR KR1020190085966A patent/KR20200008531A/ko active Search and Examination
- 2019-07-16 CA CA3106440A patent/CA3106440A1/en active Pending
- 2019-07-16 US US17/260,938 patent/US20210274215A1/en active Pending
- 2019-07-16 CN CN201980047338.3A patent/CN112438048A/zh active Pending
- 2019-07-16 RU RU2021103607A patent/RU2769959C1/ru active
- 2019-07-16 WO PCT/KR2019/008785 patent/WO2020017873A1/ko active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2020017873A1 (ko) | 2020-01-23 |
BR112021000750A2 (pt) | 2021-05-11 |
CN112438048A (zh) | 2021-03-02 |
KR20200008531A (ko) | 2020-01-28 |
RU2769959C1 (ru) | 2022-04-11 |
US20210274215A1 (en) | 2021-09-02 |
CA3106440A1 (en) | 2020-01-23 |
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