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PT3868101T - Um codificador, um descodificador e métodos correspondentes para realizar o desbloqueio de croma para blocos que usam codificação de croma conjunta - Google Patents

Um codificador, um descodificador e métodos correspondentes para realizar o desbloqueio de croma para blocos que usam codificação de croma conjunta

Info

Publication number
PT3868101T
PT3868101T PT208582635T PT20858263T PT3868101T PT 3868101 T PT3868101 T PT 3868101T PT 208582635 T PT208582635 T PT 208582635T PT 20858263 T PT20858263 T PT 20858263T PT 3868101 T PT3868101 T PT 3868101T
Authority
PT
Portugal
Prior art keywords
chroma
decoder
encoder
blocks
corresponding methods
Prior art date
Application number
PT208582635T
Other languages
English (en)
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 PT3868101T publication Critical patent/PT3868101T/pt

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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
    • H04N19/117—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
    • H04N19/134—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
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/10—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
    • H04N19/50—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
    • H04N19/70—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H04N19/865—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness with detection of the former encoding block subdivision in decompressed video
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PT208582635T 2019-08-23 2020-08-24 Um codificador, um descodificador e métodos correspondentes para realizar o desbloqueio de croma para blocos que usam codificação de croma conjunta PT3868101T (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP2019072643 2019-08-23
RU2019000639 2019-09-16
EP2019077057 2019-10-07

Publications (1)

Publication Number Publication Date
PT3868101T true PT3868101T (pt) 2024-06-18

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PT208582635T PT3868101T (pt) 2019-08-23 2020-08-24 Um codificador, um descodificador e métodos correspondentes para realizar o desbloqueio de croma para blocos que usam codificação de croma conjunta

Country Status (16)

Country Link
US (4) US11317091B2 (pt)
EP (2) EP3868101B1 (pt)
JP (2) JP7343596B6 (pt)
KR (3) KR20250013292A (pt)
CN (2) CN113810690B (pt)
AU (2) AU2020335790B2 (pt)
BR (1) BR112021010416A2 (pt)
CA (1) CA3152228C (pt)
ES (1) ES2982884T3 (pt)
HU (1) HUE066880T2 (pt)
IL (1) IL290832B2 (pt)
MX (2) MX2021008260A (pt)
PL (1) PL3868101T3 (pt)
PT (1) PT3868101T (pt)
WO (1) WO2021037004A1 (pt)
ZA (1) ZA202203156B (pt)

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JP2022519546A (ja) 2022-03-24
US20240015290A1 (en) 2024-01-11
CA3152228A1 (en) 2021-03-04
KR20210088709A (ko) 2021-07-14
AU2023216876B2 (en) 2024-08-29
CA3152228C (en) 2024-05-14
US20210266552A1 (en) 2021-08-26
PL3868101T3 (pl) 2024-07-01
CN113810690A (zh) 2021-12-17
JP7343596B6 (ja) 2024-02-26
NZ785970A (en) 2024-04-26
US11736695B2 (en) 2023-08-22
KR102628895B1 (ko) 2024-01-23
BR112021010416A2 (pt) 2021-08-24
US20250267264A1 (en) 2025-08-21
EP4344202A2 (en) 2024-03-27
MX2021008260A (es) 2021-08-16
AU2023216876A1 (en) 2023-09-07
EP3868101A4 (en) 2021-12-15
ZA202203156B (en) 2022-11-30
IL290832A (en) 2022-04-01
JP7343596B2 (ja) 2023-09-12
CN113711603A (zh) 2021-11-26
US20220191496A1 (en) 2022-06-16
KR20250013292A (ko) 2025-01-31
ES2982884T3 (es) 2024-10-18
US12238289B2 (en) 2025-02-25
WO2021037004A1 (en) 2021-03-04
AU2020335790B2 (en) 2023-05-18
EP4344202A3 (en) 2024-06-19
MX2024013801A (es) 2024-12-06
KR102755097B1 (ko) 2025-01-14
JP7757359B2 (ja) 2025-10-21
IL290832B2 (en) 2024-12-01
AU2020335790A1 (en) 2022-03-31
US11317091B2 (en) 2022-04-26
JP2023166488A (ja) 2023-11-21
CN113810690B (zh) 2022-04-29
EP3868101A1 (en) 2021-08-25
IL290832B1 (en) 2024-08-01
EP3868101B1 (en) 2024-04-10
HUE066880T2 (hu) 2024-09-28
KR20240015149A (ko) 2024-02-02

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