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MX2021010337A - Un codificador, un decodificador y metodos correspondientes. - Google Patents

Un codificador, un decodificador y metodos correspondientes.

Info

Publication number
MX2021010337A
MX2021010337A MX2021010337A MX2021010337A MX2021010337A MX 2021010337 A MX2021010337 A MX 2021010337A MX 2021010337 A MX2021010337 A MX 2021010337A MX 2021010337 A MX2021010337 A MX 2021010337A MX 2021010337 A MX2021010337 A MX 2021010337A
Authority
MX
Mexico
Prior art keywords
segment
lmcs
aps
mechanism further
decoder
Prior art date
Application number
MX2021010337A
Other languages
English (en)
Inventor
Fnu Hendry
Jianle Chen
Ye-Kui Wang
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 MX2021010337A publication Critical patent/MX2021010337A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/187Methods 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 scalable video layer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/188Methods 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 video data packet, e.g. a network abstraction layer [NAL] unit
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details 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)
  • Error Detection And Correction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

Se describe un mecanismo de codificación de video. El mecanismo incluye recibir un flujo de bits que comprende un segmento y un conjunto de parámetros de adaptación (APS) de mapeo de luma con modificación de escala de croma (LMCS) que incluye parámetros LMCS. El mecanismo incluye además determinar que se hace referencia al LMCS APS en datos relacionados con el segmento. El mecanismo incluye además decodificar el segmento usando parámetros LMCS del LMCS APS con base en la referencia al LMCS APS. El mecanismo incluye además reenviar el segmento para su visualización como parte de una secuencia de video decodificada.
MX2021010337A 2019-02-27 2020-02-26 Un codificador, un decodificador y metodos correspondientes. MX2021010337A (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962811358P 2019-02-27 2019-02-27
US201962816753P 2019-03-11 2019-03-11
US201962850973P 2019-05-21 2019-05-21
PCT/US2020/019921 WO2020176636A1 (en) 2019-02-27 2020-02-26 Luma mapping with chroma scaling adaptation parameter set in video coding

Publications (1)

Publication Number Publication Date
MX2021010337A true MX2021010337A (es) 2021-09-28

Family

ID=72238683

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021010337A MX2021010337A (es) 2019-02-27 2020-02-26 Un codificador, un decodificador y metodos correspondientes.

Country Status (15)

Country Link
US (6) US11889030B2 (es)
EP (6) EP4525441A3 (es)
JP (7) JP7422159B2 (es)
KR (6) KR20250052487A (es)
CN (7) CN113508396A (es)
AU (1) AU2020227754B2 (es)
BR (3) BR112021016953A2 (es)
DK (2) DK3931745T3 (es)
ES (2) ES3004733T3 (es)
HU (1) HUE069870T2 (es)
MX (1) MX2021010337A (es)
PL (3) PL3931746T3 (es)
PT (2) PT3931746T (es)
SG (3) SG11202109325VA (es)
WO (3) WO2020176635A1 (es)

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BR112021016895A2 (pt) 2021-11-03
WO2020176635A1 (en) 2020-09-03
CN113508396A (zh) 2021-10-15
US20210392381A1 (en) 2021-12-16
JP7418459B2 (ja) 2024-01-19
EP4525441A2 (en) 2025-03-19
US12250376B2 (en) 2025-03-11
US20240195961A1 (en) 2024-06-13
WO2020176633A1 (en) 2020-09-03
JP7651653B2 (ja) 2025-03-26
AU2020227754A1 (en) 2021-09-30
KR20250052488A (ko) 2025-04-18
US11895294B2 (en) 2024-02-06
EP3931746A4 (en) 2022-05-11
JP2025089316A (ja) 2025-06-12
PL3931745T3 (pl) 2025-03-31
CN120321408A (zh) 2025-07-15
DK3931746T3 (da) 2025-06-16
JP2022523218A (ja) 2022-04-21
PL3931746T3 (pl) 2025-06-30
KR102661416B1 (ko) 2024-04-25
EP4525441A3 (en) 2025-06-04
CN113508397A (zh) 2021-10-15
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SG11202109287PA (en) 2021-09-29
PT3931746T (pt) 2025-06-23
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US20250234014A1 (en) 2025-07-17
JP2022521793A (ja) 2022-04-12
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EP3931745A4 (en) 2022-04-27
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JP2024014893A (ja) 2024-02-01
EP3931745B1 (en) 2024-11-27
DK3931745T3 (da) 2025-01-27
US11889030B2 (en) 2024-01-30
BR112021016925A2 (pt) 2021-11-03
US20240195958A1 (en) 2024-06-13
HUE069870T2 (hu) 2025-04-28
EP4498674A2 (en) 2025-01-29
CN113498522A (zh) 2021-10-12
EP3931746A1 (en) 2022-01-05
BR112021016953A2 (pt) 2021-11-23
SG11202109285VA (en) 2021-09-29
EP3931746B1 (en) 2025-04-09
EP3931747B1 (en) 2024-11-27
KR20210126772A (ko) 2021-10-20
ES3004733T3 (en) 2025-03-13
KR20240058982A (ko) 2024-05-03
PL3931747T3 (pl) 2025-03-03
KR20210129184A (ko) 2021-10-27
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CN120321410A (zh) 2025-07-15

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