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MX2019014443A - Un metodo y un dispositivo para codificacion y decodificacion de imagenes. - Google Patents

Un metodo y un dispositivo para codificacion y decodificacion de imagenes.

Info

Publication number
MX2019014443A
MX2019014443A MX2019014443A MX2019014443A MX2019014443A MX 2019014443 A MX2019014443 A MX 2019014443A MX 2019014443 A MX2019014443 A MX 2019014443A MX 2019014443 A MX2019014443 A MX 2019014443A MX 2019014443 A MX2019014443 A MX 2019014443A
Authority
MX
Mexico
Prior art keywords
decoding
bitstream
current block
filter parameters
picture encoding
Prior art date
Application number
MX2019014443A
Other languages
English (en)
Inventor
Bordes Philippe
Galpin Franck
Racape Fabien
Chen Ya
Original Assignee
Interdigital Vc Holdings 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
Priority claimed from EP17305626.8A external-priority patent/EP3410723A1/en
Application filed by Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of MX2019014443A publication Critical patent/MX2019014443A/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
    • H04N19/169—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
    • H04N19/70—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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/80—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

Landscapes

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

Abstract

Se divulga un método de decodificación para decodificar bloques de una parte de imagen que comprende: - decodificar una pluralidad de conjuntos candidatos de parámetros de filtro de una corriente de bits; - decodificar para un bloque actual de dicha imagen un índice que identifica uno de los conjuntos candidatos de parámetros de filtro de dicha corriente de bits; - decodificar dicho bloque actual de dicha corriente de bits; y - filtrar dicho bloque actual decodificado con el conjunto candidato de parámetros de filtro identificado por dicho índice decodificado.
MX2019014443A 2017-05-31 2018-05-17 Un metodo y un dispositivo para codificacion y decodificacion de imagenes. MX2019014443A (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP17305626.8A EP3410723A1 (en) 2017-05-31 2017-05-31 A method and a device for picture encoding and decoding
EP17306011 2017-07-28
EP18305335 2018-03-26
EP18305386 2018-03-30
PCT/EP2018/062876 WO2018219663A1 (en) 2017-05-31 2018-05-17 A method and a device for picture encoding and decoding

Publications (1)

Publication Number Publication Date
MX2019014443A true MX2019014443A (es) 2020-02-10

Family

ID=62196587

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2019014443A MX2019014443A (es) 2017-05-31 2018-05-17 Un metodo y un dispositivo para codificacion y decodificacion de imagenes.
MX2024005031A MX2024005031A (es) 2017-05-31 2019-11-29 Un metodo y un dispositivo para codificacion y decodificacion de imagenes.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MX2024005031A MX2024005031A (es) 2017-05-31 2019-11-29 Un metodo y un dispositivo para codificacion y decodificacion de imagenes.

Country Status (6)

Country Link
US (3) US11811975B2 (es)
EP (2) EP4336840A3 (es)
JP (4) JP7179023B2 (es)
CN (3) CN115714862A (es)
MX (2) MX2019014443A (es)
WO (1) WO2018219663A1 (es)

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CN114424531B (zh) * 2019-07-08 2025-05-30 Lg电子株式会社 基于环路内滤波的视频或图像编码
WO2021025597A1 (en) 2019-08-07 2021-02-11 Huawei Technologies Co., Ltd. Method and apparatus of sample adaptive offset in-loop filter with application region size constraint
CN114365494A (zh) * 2019-09-02 2022-04-15 北京字节跳动网络技术有限公司 Merge候选的改进
CN114157874A (zh) * 2021-12-03 2022-03-08 北京达佳互联信息技术有限公司 环路滤波方法和环路滤波装置
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WO2025043408A1 (zh) * 2023-08-25 2025-03-06 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
WO2025236218A1 (zh) * 2024-05-15 2025-11-20 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

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Also Published As

Publication number Publication date
EP4336840A3 (en) 2024-05-29
JP2024133500A (ja) 2024-10-02
CN115714862A (zh) 2023-02-24
EP3632113A1 (en) 2020-04-08
JP2023025054A (ja) 2023-02-21
MX2024005031A (es) 2024-05-13
EP3632113B1 (en) 2024-02-28
US12200228B2 (en) 2025-01-14
JP7794726B2 (ja) 2026-01-06
CN115767099A (zh) 2023-03-07
JP7720958B2 (ja) 2025-08-08
CN110870319B (zh) 2022-12-06
US20200296388A1 (en) 2020-09-17
JP2025170255A (ja) 2025-11-18
CN110870319A (zh) 2020-03-06
US20250097435A1 (en) 2025-03-20
JP7179023B2 (ja) 2022-11-28
US20240048731A1 (en) 2024-02-08
WO2018219663A1 (en) 2018-12-06
JP2020522170A (ja) 2020-07-27
EP4336840A2 (en) 2024-03-13
US11811975B2 (en) 2023-11-07

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