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MX2021000168A - Dispositivo y metodo para intra-pediccion. - Google Patents

Dispositivo y metodo para intra-pediccion.

Info

Publication number
MX2021000168A
MX2021000168A MX2021000168A MX2021000168A MX2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A
Authority
MX
Mexico
Prior art keywords
prediction
intra
directional intra
prediction mode
image
Prior art date
Application number
MX2021000168A
Other languages
English (en)
Inventor
Alexey Konstantinovich Filippov
Vasily Alexeevich Rufitskiy
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 MX2021000168A publication Critical patent/MX2021000168A/es

Links

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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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

Landscapes

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

Abstract

La presente invención se refiere al campo del procesamiento de imagen, por ejemplo codificación de cuadro/imagen estática y/o cuadro/imagen de video; en particular, la invención se refiere a un dispositivo y método correspondiente para intra-predecir un bloque de predicción de una imagen de video; el dispositivo está configurado para seleccionar un modo de intra-predicción direccional de entre un conjunto de modos de intra-predicción direccionales, en donde cada modo de intra-predicción direccional corresponde a un ángulo de intra-predicción diferente; además, el dispositivo está configurado para seleccionar un filtro de entre un conjunto de filtros con base en el modo de intra-predicción direccional seleccionado; además, el dispositivo está configurado para determinar, para una muestra de predicción determinada del bloque de predicción, una muestra de referencia de entre un conjunto de muestras de referencia con base en el modo de intra-predicción direccional seleccionado, y aplicar el filtro seleccionado a la muestra de referencia determinada.
MX2021000168A 2018-06-29 2018-06-29 Dispositivo y metodo para intra-pediccion. MX2021000168A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU2018/000432 WO2020005093A1 (en) 2018-06-29 2018-06-29 Device and method for intra-prediction

Publications (1)

Publication Number Publication Date
MX2021000168A true MX2021000168A (es) 2021-03-25

Family

ID=63080454

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021000168A MX2021000168A (es) 2018-06-29 2018-06-29 Dispositivo y metodo para intra-pediccion.

Country Status (12)

Country Link
US (2) US11563939B2 (es)
EP (1) EP3804313A1 (es)
JP (2) JP7293263B2 (es)
KR (2) KR20230127354A (es)
CN (2) CN115988202B (es)
AU (2) AU2018429284B2 (es)
BR (1) BR112020026879A2 (es)
CA (1) CA3104611C (es)
MX (1) MX2021000168A (es)
NZ (1) NZ771864A (es)
SG (1) SG11202012838SA (es)
WO (1) WO2020005093A1 (es)

Families Citing this family (2)

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US20240275959A1 (en) * 2023-02-10 2024-08-15 Tencent America LLC Self-guided intra interpolation filter

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US10142630B2 (en) * 2010-12-10 2018-11-27 Texas Instruments Incorporated Mode adaptive intra prediction smoothing in video coding
CN102857764B (zh) 2011-07-01 2016-03-09 华为技术有限公司 帧内预测模式处理的方法和装置
JP2013110502A (ja) * 2011-11-18 2013-06-06 Sony Corp 画像処理装置及び画像処理方法
WO2013125171A1 (ja) * 2012-02-20 2013-08-29 日本電気株式会社 イントラ予測モード判定装置、方法、プログラム記憶媒体
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JP2019515570A (ja) 2016-05-02 2019-06-06 漢陽大学校産学協力団Ｉｎｄｕｓｔｒｙ−Ｕｎｉｖｅｒｓｉｔｙ Ｃｏｏｐｅｒａｔｉｏｎ Ｆｏｕｎｄａｔｉｏｎ Ｈａｎｙａｎｇ Ｕｎｉｖｅｒｓｉｔｙ 画面内予測を利用した映像符号化／復号化方法および装置
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WO2019139393A1 (ko) * 2018-01-15 2019-07-18 김기백 색차 성분에 관한 화면내 예측 부호화/복호화 방법 및 장치
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Also Published As

Publication number Publication date
US20230124833A1 (en) 2023-04-20
BR112020026879A2 (pt) 2021-04-06
AU2023201715A1 (en) 2023-04-20
CA3104611C (en) 2023-12-19
KR20210015963A (ko) 2021-02-10
EP3804313A1 (en) 2021-04-14
CN115988202B (zh) 2023-11-03
NZ771864A (en) 2022-12-23
JP2021528919A (ja) 2021-10-21
CA3104611A1 (en) 2020-01-02
CN112262574A (zh) 2021-01-22
US11563939B2 (en) 2023-01-24
AU2018429284B2 (en) 2023-01-19
JP2023073286A (ja) 2023-05-25
JP7293263B2 (ja) 2023-06-19
AU2018429284A1 (en) 2021-01-21
KR20230127354A (ko) 2023-08-31
CN115988202A (zh) 2023-04-18
SG11202012838SA (en) 2021-01-28
US20210120241A1 (en) 2021-04-22
WO2020005093A1 (en) 2020-01-02

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