MX2021007166A - Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo. - Google Patents

Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.

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Publication number
MX2021007166A
MX2021007166A MX2021007166A MX2021007166A MX2021007166A MX 2021007166 A MX2021007166 A MX 2021007166A MX 2021007166 A MX2021007166 A MX 2021007166A MX 2021007166 A MX2021007166 A MX 2021007166A MX 2021007166 A MX2021007166 A MX 2021007166A
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MX
Mexico
Prior art keywords
image
prediction mode
triangular
image decoding
image encoding
Prior art date
Application number
MX2021007166A
Other languages
English (en)
Inventor
Anish Tamse
Seungsoo Jeong
Minwoo Park
Minsoo Park
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of MX2021007166A publication Critical patent/MX2021007166A/es

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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
    • 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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/134—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
    • 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
    • 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
    • H04N19/90—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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

Abstract

De acuerdo con una modalidad, se proporciona un método de decodificación de imágenes que incluye: obtener, de una corriente de bits, información relacionada con un modo de predicción triangular para un bloque actual; dividir el bloque actual en dos particiones triangulares, de acuerdo con la información relacionada con un modo de predicción triangular; generar una lista de fusión para un modo de predicción triangular, de acuerdo con un método de generación de listas de fusión en un modo de fusión regular; seleccionar un vector de movimiento para las dos particiones triangulares de acuerdo con información que indica el vector de movimiento de entre vectores de movimiento incluidos en la lista de fusión; obtener, de una imagen de referencia, bloques de predicción que corresponden a las dos particiones triangulares, con base en el vector de movimiento; y reconstruir el bloque actual, con base en un bloque de predicción final.
MX2021007166A 2018-12-21 2019-12-20 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo. MX2021007166A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862783662P 2018-12-21 2018-12-21
PCT/KR2019/018217 WO2020130712A1 (ko) 2018-12-21 2019-12-20 삼각 예측 모드를 이용하는 영상 부호화 장치 및 영상 복호화 장치, 및 이에 의한 영상 부호화 방법 및 영상 복호화 방법

Publications (1)

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MX2021007166A true MX2021007166A (es) 2021-08-19

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MX2021007166A MX2021007166A (es) 2018-12-21 2019-12-20 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009639A MX2024009639A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009640A MX2024009640A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009643A MX2024009643A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009641A MX2024009641A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.

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MX2024009639A MX2024009639A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009640A MX2024009640A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009643A MX2024009643A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.
MX2024009641A MX2024009641A (es) 2018-12-21 2021-06-16 Dispositivo de codificacion de imagenes y dispositivo de decodificacion de imagenes que usa el modo de prediccion triangular, y metodo de codificacion de imagenes y metodo de decodificacion de imagenes realizados de este modo.

Country Status (9)

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US (5) US11736692B2 (es)
EP (1) EP3902253A4 (es)
JP (2) JP7491929B2 (es)
KR (2) KR102494697B1 (es)
CN (1) CN113228648A (es)
BR (1) BR112021011807A2 (es)
MX (5) MX2021007166A (es)
PH (1) PH12021551253A1 (es)
WO (1) WO2020130712A1 (es)

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Publication number Publication date
MX2024009640A (es) 2024-08-15
JP2024102351A (ja) 2024-07-30
MX2024009643A (es) 2024-08-15
US20230362371A1 (en) 2023-11-09
US20230362370A1 (en) 2023-11-09
JP7491929B2 (ja) 2024-05-28
KR20230019266A (ko) 2023-02-07
KR102494697B1 (ko) 2023-02-06
US20230362372A1 (en) 2023-11-09
US20220109834A1 (en) 2022-04-07
EP3902253A1 (en) 2021-10-27
EP3902253A4 (en) 2022-12-14
MX2024009639A (es) 2024-08-15
CN113228648A (zh) 2021-08-06
KR20210088721A (ko) 2021-07-14
BR112021011807A2 (pt) 2021-09-28
JP2022514836A (ja) 2022-02-16
WO2020130712A1 (ko) 2020-06-25
US11736692B2 (en) 2023-08-22
PH12021551253A1 (en) 2021-11-03
MX2024009641A (es) 2024-08-15
US20230362373A1 (en) 2023-11-09

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