MX2023007746A - Metodo y aparato para codificar/decodificar imagen. - Google Patents

Metodo y aparato para codificar/decodificar imagen.

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Publication number
MX2023007746A
MX2023007746A MX2023007746A MX2023007746A MX2023007746A MX 2023007746 A MX2023007746 A MX 2023007746A MX 2023007746 A MX2023007746 A MX 2023007746A MX 2023007746 A MX2023007746 A MX 2023007746A MX 2023007746 A MX2023007746 A MX 2023007746A
Authority
MX
Mexico
Prior art keywords
encoding
decoding image
objective
present
intra prediction
Prior art date
Application number
MX2023007746A
Other languages
English (en)
Inventor
Ki Baek Kim
Original Assignee
B1 Institute Image Technology Inc
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 B1 Institute Image Technology Inc filed Critical B1 Institute Image Technology Inc
Publication of MX2023007746A publication Critical patent/MX2023007746A/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
    • 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
    • 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
    • H04N19/103—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
    • H04N19/117—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
    • H04N19/102—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
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/134—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
    • H04N19/50—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

El objetivo de la presente invención es proporcionar un método y un aparato para intra-predicción. Además, el objetivo de la presente invención es proporcionar un método y un aparato para intra-predicción en una base de unidad de sub-bloque. Además, el objetivo de la presente invención es proporcionar un método y un aparato para determinar una división y un orden de codificación para unidades de sub-bloque.
MX2023007746A 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen. MX2023007746A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20180037812 2018-04-01

Publications (1)

Publication Number Publication Date
MX2023007746A true MX2023007746A (es) 2023-07-06

Family

ID=68100865

Family Applications (4)

Application Number Title Priority Date Filing Date
MX2020010314A MX2020010314A (es) 2018-04-01 2019-04-01 Metodo y aparato para codificar/decodificar imagen.
MX2023007746A MX2023007746A (es) 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen.
MX2023007745A MX2023007745A (es) 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen.
MX2023007743A MX2023007743A (es) 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen.

Family Applications Before (1)

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MX2020010314A MX2020010314A (es) 2018-04-01 2019-04-01 Metodo y aparato para codificar/decodificar imagen.

Family Applications After (2)

Application Number Title Priority Date Filing Date
MX2023007745A MX2023007745A (es) 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen.
MX2023007743A MX2023007743A (es) 2018-04-01 2020-09-29 Metodo y aparato para codificar/decodificar imagen.

Country Status (18)

Country Link
US (2) US11297309B2 (es)
EP (1) EP3780620A4 (es)
JP (2) JP7152503B2 (es)
KR (2) KR20210031783A (es)
CN (4) CN117692638A (es)
AU (2) AU2019247240B2 (es)
BR (1) BR112020020213A2 (es)
CA (2) CA3095769C (es)
CL (1) CL2020002508A1 (es)
CO (1) CO2020011703A2 (es)
MX (4) MX2020010314A (es)
NZ (1) NZ769114A (es)
PE (1) PE20211404A1 (es)
PH (1) PH12020551469A1 (es)
RU (2) RU2752011C1 (es)
SG (1) SG11202009302RA (es)
WO (1) WO2019194485A1 (es)
ZA (1) ZA202210140B (es)

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Publication number Publication date
CN111937395A (zh) 2020-11-13
PE20211404A1 (es) 2021-08-02
CN117692639A (zh) 2024-03-12
AU2022204573A1 (en) 2022-07-21
EP3780620A1 (en) 2021-02-17
WO2019194485A1 (ko) 2019-10-10
US20220182602A1 (en) 2022-06-09
US20210006778A1 (en) 2021-01-07
MX2023007745A (es) 2023-07-06
CN111937395B (zh) 2024-05-17
CN117692637A (zh) 2024-03-12
CO2020011703A2 (es) 2020-10-20
KR20210031783A (ko) 2021-03-22
JP7152503B2 (ja) 2022-10-12
CA3095769C (en) 2023-12-12
JP2021518076A (ja) 2021-07-29
CA3095769A1 (en) 2019-10-10
AU2019247240A1 (en) 2020-11-12
CA3207701A1 (en) 2019-10-10
KR20200013766A (ko) 2020-02-07
ZA202210140B (en) 2023-10-25
RU2752011C1 (ru) 2021-07-21
KR102378882B1 (ko) 2022-03-25
MX2023007743A (es) 2023-07-06
CN117692638A (zh) 2024-03-12
EP3780620A4 (en) 2022-01-26
RU2021120287A (ru) 2021-12-17
JP2022177266A (ja) 2022-11-30
BR112020020213A2 (pt) 2021-01-12
MX2020010314A (es) 2020-10-22
AU2019247240B2 (en) 2022-03-31
SG11202009302RA (en) 2020-10-29
CL2020002508A1 (es) 2021-02-05
PH12020551469A1 (en) 2021-09-27
NZ769114A (en) 2022-04-29
US11297309B2 (en) 2022-04-05

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