MX2021003940A - Metodo y aparato de prediccion de decodificacion y medio de almacenamiento computacional. - Google Patents

Metodo y aparato de prediccion de decodificacion y medio de almacenamiento computacional.

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Publication number
MX2021003940A
MX2021003940A MX2021003940A MX2021003940A MX2021003940A MX 2021003940 A MX2021003940 A MX 2021003940A MX 2021003940 A MX2021003940 A MX 2021003940A MX 2021003940 A MX2021003940 A MX 2021003940A MX 2021003940 A MX2021003940 A MX 2021003940A
Authority
MX
Mexico
Prior art keywords
pixel points
reference pixel
adjacent
storage medium
computer storage
Prior art date
Application number
MX2021003940A
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English (en)
Inventor
Xinwei Li
Junyan Huo
Yanzhuo Ma
Fuzheng Yang
Shuai Wan
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp 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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of MX2021003940A publication Critical patent/MX2021003940A/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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)

Abstract

En las modalidades de la presente divulgación se describen un método y un aparato de predicción de decodificación y un medio de almacenamiento informático; el método comprende: obtener puntos de píxeles de referencia adyacentes a al menos un borde de un bloque a decodificar para obtener un primer conjunto de píxeles de referencia adyacentes; determinar un punto de referencia a partir del al menos un borde, y determinar las posiciones de los puntos de píxeles de referencia que se seleccionará correspondientes al al menos un borde de acuerdo con un número predeterminado de muestras; sobre la base de las posiciones de los puntos de píxel de referencia que se seleccionarán, seleccionar puntos de píxel de referencia correspondientes a las posiciones de los puntos de píxel de referencia que se seleccionarán del primer conjunto de píxeles de referencia adyacentes, y formar un subconjunto de píxeles de referencia adyacentes desde los puntos de píxel de referencia seleccionados; y sobre la base del subconjunto de píxeles de referencia.
MX2021003940A 2018-12-25 2018-12-25 Metodo y aparato de prediccion de decodificacion y medio de almacenamiento computacional. MX2021003940A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/123657 WO2020132908A1 (zh) 2018-12-25 2018-12-25 解码预测方法、装置及计算机存储介质

Publications (1)

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MX2021003940A true MX2021003940A (es) 2021-05-27

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MX2021003940A MX2021003940A (es) 2018-12-25 2018-12-25 Metodo y aparato de prediccion de decodificacion y medio de almacenamiento computacional.

Country Status (14)

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US (6) US11297313B2 (es)
EP (1) EP3829167A4 (es)
JP (1) JP7481332B2 (es)
KR (1) KR20210106547A (es)
CN (8) CN113068026B (es)
AU (1) AU2018454766A1 (es)
BR (1) BR112021006547A2 (es)
CA (2) CA3222255A1 (es)
IL (1) IL281399A (es)
MX (1) MX2021003940A (es)
PH (1) PH12021550515A1 (es)
SG (1) SG11202102435VA (es)
WO (1) WO2020132908A1 (es)
ZA (1) ZA202101726B (es)

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Publication number Publication date
US20210243431A1 (en) 2021-08-05
CN116456082A (zh) 2023-07-18
EP3829167A4 (en) 2021-08-11
CN116456084A (zh) 2023-07-18
CN113068026A (zh) 2021-07-02
IL281399A (en) 2021-04-29
SG11202102435VA (en) 2021-04-29
CN116456083A (zh) 2023-07-18
CN116456081A (zh) 2023-07-18
CA3222255A1 (en) 2020-07-02
JP7481332B2 (ja) 2024-05-10
BR112021006547A2 (pt) 2021-07-06
CN112470468A (zh) 2021-03-09
US11677936B2 (en) 2023-06-13
US11785208B2 (en) 2023-10-10
CN113068026B (zh) 2023-05-05
US20220182611A1 (en) 2022-06-09
US20230308643A1 (en) 2023-09-28
EP3829167A1 (en) 2021-06-02
PH12021550515A1 (en) 2022-02-21
CN113068025A (zh) 2021-07-02
ZA202101726B (en) 2022-07-27
CA3113787C (en) 2024-02-13
CN116614622A (zh) 2023-08-18
WO2020132908A1 (zh) 2020-07-02
US11683478B2 (en) 2023-06-20
CA3113787A1 (en) 2020-07-02
US20220182610A1 (en) 2022-06-09
US11683477B2 (en) 2023-06-20
CN113068025B (zh) 2023-05-12
KR20210106547A (ko) 2021-08-30
AU2018454766A1 (en) 2021-04-08
US11297313B2 (en) 2022-04-05
US20220182609A1 (en) 2022-06-09
JP2022520295A (ja) 2022-03-30
US20220182608A1 (en) 2022-06-09

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