MX2020009968A - Metodo y dispositivo de codificacion/decodificacion de imagen. - Google Patents

Metodo y dispositivo de codificacion/decodificacion de imagen.

Info

Publication number
MX2020009968A
MX2020009968A MX2020009968A MX2020009968A MX2020009968A MX 2020009968 A MX2020009968 A MX 2020009968A MX 2020009968 A MX2020009968 A MX 2020009968A MX 2020009968 A MX2020009968 A MX 2020009968A MX 2020009968 A MX2020009968 A MX 2020009968A
Authority
MX
Mexico
Prior art keywords
reference pixel
intra prediction
decoding method
image encoding
availability
Prior art date
Application number
MX2020009968A
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 MX2020009968A publication Critical patent/MX2020009968A/es

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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
    • H04N19/103—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
    • H04N19/103—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
    • 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
    • H04N19/169—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
    • H04N19/186—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

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

Abstract

La presente invención se refiere a un método de predicción de imagen de conformidad con la presente invención que puede comprender: identificar una región de píxel de referencia diseñada para obtener información de correlación; determinar una configuración de procesamiento de píxel de referencia con base en la determinación de la disponibilidad de la región del píxel de referencia; y realizar intra predicción de conformidad con el procesamiento de píxel de referencia determinado. Como se describe anteriormente, realizar intra predicción con base en la disponibilidad de un píxel de referencia de conformidad con la presente invención, puede mejorar el desempeño de codificación.
MX2020009968A 2018-03-25 2019-03-25 Metodo y dispositivo de codificacion/decodificacion de imagen. MX2020009968A (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20180034174 2018-03-25
KR20180034882 2018-03-27
KR20180085679 2018-07-24
PCT/KR2019/003443 WO2019190140A1 (ko) 2018-03-25 2019-03-25 영상 부호화/복호화 방법 및 장치

Publications (1)

Publication Number Publication Date
MX2020009968A true MX2020009968A (es) 2021-01-08

Family

ID=68062305

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2020009968A MX2020009968A (es) 2018-03-25 2019-03-25 Metodo y dispositivo de codificacion/decodificacion de imagen.
MX2023007729A MX2023007729A (es) 2018-03-25 2020-09-23 Metodo y dispositivo de codificacion/decodificacion de imagen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MX2023007729A MX2023007729A (es) 2018-03-25 2020-09-23 Metodo y dispositivo de codificacion/decodificacion de imagen.

Country Status (15)

Country Link
US (3) US11438577B2 (es)
EP (1) EP3780599A4 (es)
JP (2) JP2021523586A (es)
CN (1) CN112106356B (es)
AU (2) AU2019241823B2 (es)
CA (2) CA3095124C (es)
CL (1) CL2020002481A1 (es)
MX (2) MX2020009968A (es)
NZ (1) NZ769216A (es)
PE (1) PE20211000A1 (es)
PH (1) PH12020551398A1 (es)
RU (1) RU2752009C1 (es)
SG (1) SG11202009298TA (es)
WO (1) WO2019190140A1 (es)
ZA (2) ZA202005774B (es)

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BR112020026879A2 (pt) 2018-06-29 2021-04-06 Huawei Technologies Co., Ltd. Dispositivo e método para intra predição
JP7410033B2 (ja) * 2018-08-20 2024-01-09 日本放送協会 符号化装置、復号装置及びプログラム
WO2021136508A1 (en) * 2019-12-31 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. Inter-prediction with multiple-parameter model
CN116114245A (zh) * 2021-09-02 2023-05-12 辉达公司 在视频编码过程中视频帧的并行处理

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Also Published As

Publication number Publication date
CA3185207A1 (en) 2019-10-03
US11438577B2 (en) 2022-09-06
AU2019241823B2 (en) 2022-06-16
JP2023120392A (ja) 2023-08-29
PE20211000A1 (es) 2021-06-01
US20230388489A1 (en) 2023-11-30
AU2019241823A1 (en) 2020-11-19
US20230026091A1 (en) 2023-01-26
US11956425B2 (en) 2024-04-09
NZ769216A (en) 2022-04-29
AU2022228201A1 (en) 2022-10-06
EP3780599A4 (en) 2021-12-22
MX2023007729A (es) 2023-07-06
CL2020002481A1 (es) 2021-02-05
ZA202210139B (en) 2023-10-25
JP2021523586A (ja) 2021-09-02
WO2019190140A1 (ko) 2019-10-03
ZA202005774B (en) 2024-04-24
PH12020551398A1 (en) 2021-11-22
RU2752009C1 (ru) 2021-07-21
CN112106356B (zh) 2024-04-12
SG11202009298TA (en) 2020-12-30
CN112106356A (zh) 2020-12-18
CA3095124A1 (en) 2019-10-03
EP3780599A1 (en) 2021-02-17
CA3095124C (en) 2023-03-21
US20210021809A1 (en) 2021-01-21

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