CA3296645A1 - Image encoding/decoding method and device - Google Patents

Image encoding/decoding method and device

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Publication number
CA3296645A1
CA3296645A1 CA3296645A CA3296645A CA3296645A1 CA 3296645 A1 CA3296645 A1 CA 3296645A1 CA 3296645 A CA3296645 A CA 3296645A CA 3296645 A CA3296645 A CA 3296645A CA 3296645 A1 CA3296645 A1 CA 3296645A1
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CA
Canada
Prior art keywords
decoding method
image encoding
encoding
decoding
image
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3296645A
Other languages
English (en)
Inventor
Ki Baek Kim
Original Assignee
B1 Institute of 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 of Image Technology Inc filed Critical B1 Institute of Image Technology Inc
Publication of CA3296645A1 publication Critical patent/CA3296645A1/en
Pending legal-status Critical Current

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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
    • H04N19/117—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
    • H04N19/119—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • H04N19/10—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
    • H04N19/593—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence 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
    • H04N19/80—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)
CA3296645A 2018-09-07 2019-09-09 Image encoding/decoding method and device Pending CA3296645A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20180107256 2018-09-07
KR10-2018-0107256 2018-09-07
CA3112936A CA3112936A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device

Related Parent Applications (1)

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CA3112936A Division CA3112936A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device

Publications (1)

Publication Number Publication Date
CA3296645A1 true CA3296645A1 (en) 2026-03-02

Family

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CA3296645A Pending CA3296645A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device
CA3296626A Pending CA3296626A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device
CA3112936A Pending CA3112936A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device
CA3296652A Pending CA3296652A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device

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CA3296626A Pending CA3296626A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device
CA3112936A Pending CA3112936A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device
CA3296652A Pending CA3296652A1 (en) 2018-09-07 2019-09-09 Image encoding/decoding method and device

Country Status (16)

Country Link
US (12) US11128859B2 (https=)
EP (2) EP4593380A3 (https=)
JP (7) JP7453236B2 (https=)
KR (1) KR20210046804A (https=)
CN (9) CN119743592A (https=)
AU (8) AU2019336046B2 (https=)
BR (1) BR112021004326A2 (https=)
CA (4) CA3296645A1 (https=)
IL (5) IL322231A (https=)
MX (3) MX2021002548A (https=)
MY (1) MY207032A (https=)
PH (1) PH12021550492A1 (https=)
RU (1) RU2771250C1 (https=)
SG (1) SG11202101877PA (https=)
WO (1) WO2020050704A1 (https=)
ZA (5) ZA202101432B (https=)

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JP7767486B2 (ja) 2025-11-11
IL314071B2 (en) 2025-12-01
AU2025287395A1 (en) 2026-01-22
AU2025287396A1 (en) 2026-01-22
CN112740699B (zh) 2024-12-13
IL314072B1 (en) 2025-04-01
IL281260B1 (en) 2024-08-01
SG11202101877PA (en) 2021-03-30
AU2019336046B2 (en) 2024-02-15
JP7724337B2 (ja) 2025-08-15
CN118524227A (zh) 2024-08-20
US20250126245A1 (en) 2025-04-17
IL322231A (en) 2025-09-01
US20250211733A1 (en) 2025-06-26
IL314071B1 (en) 2025-08-01
JP2024133664A (ja) 2024-10-02
MY207032A (en) 2025-01-25
AU2024200258A1 (en) 2024-02-01
JP2024133663A (ja) 2024-10-02
US20230171398A1 (en) 2023-06-01
AU2024200258B2 (en) 2025-07-10
JP7453236B2 (ja) 2024-03-19
AU2025210853A1 (en) 2025-08-21
IL281260B2 (en) 2024-12-01
CN119743595A (zh) 2025-04-01
MX2023007730A (es) 2023-07-06
US20210092365A1 (en) 2021-03-25
AU2025287397A1 (en) 2026-01-22
US12052415B2 (en) 2024-07-30
ZA202101432B (en) 2024-02-28
CA3112936A1 (en) 2020-03-12
CN119743593A (zh) 2025-04-01
CN118524228A (zh) 2024-08-20
AU2025287394A1 (en) 2026-01-22
US20250211734A1 (en) 2025-06-26
CN119743592A (zh) 2025-04-01
US20250294138A1 (en) 2025-09-18
CN119728964A (zh) 2025-03-28
CN112740699A (zh) 2021-04-30
AU2019336046A1 (en) 2021-05-06
CA3296652A1 (en) 2026-03-02
IL317032A (en) 2025-01-01
RU2771250C1 (ru) 2022-04-29
IL281260A (en) 2021-04-29
KR20210046804A (ko) 2021-04-28
ZA202301352B (en) 2024-05-30
IL314072B2 (en) 2025-08-01
US20260101030A1 (en) 2026-04-09
CN119743594A (zh) 2025-04-01
WO2020050704A1 (ko) 2020-03-12
ZA202301351B (en) 2024-06-26
MX2021002548A (es) 2021-04-29
PH12021550492A1 (en) 2021-11-08
JP2024133665A (ja) 2024-10-02
US20240333919A1 (en) 2024-10-03
IL314072A (en) 2024-09-01
EP4593380A2 (en) 2025-07-30
US20250211735A1 (en) 2025-06-26
JP7665843B2 (ja) 2025-04-21
US11128859B2 (en) 2021-09-21
JP2024063178A (ja) 2024-05-10
JP2024133661A (ja) 2024-10-02
BR112021004326A2 (pt) 2021-07-20
CN119743591A (zh) 2025-04-01
JP2021536718A (ja) 2021-12-27
EP4593380A3 (en) 2025-10-22
US20250294137A1 (en) 2025-09-18
EP3849193A1 (en) 2021-07-14
MX2024003548A (es) 2024-04-03
JP7665844B2 (ja) 2025-04-21
US11616944B2 (en) 2023-03-28
AU2025287393A1 (en) 2026-01-22
RU2022109978A (ru) 2022-05-04
JP2026010184A (ja) 2026-01-21
ZA202301938B (en) 2025-06-25
US20250211732A1 (en) 2025-06-26
IL314071A (en) 2024-09-01
CA3296626A1 (en) 2026-03-02
EP3849193A4 (en) 2022-09-28
JP7724336B2 (ja) 2025-08-15
ZA202203000B (en) 2023-10-25
US20210092397A1 (en) 2021-03-25

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