AU2019336046B2 - Image encoding/decoding method and device - Google Patents

Image encoding/decoding method and device Download PDF

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AU2019336046B2
AU2019336046B2 AU2019336046A AU2019336046A AU2019336046B2 AU 2019336046 B2 AU2019336046 B2 AU 2019336046B2 AU 2019336046 A AU2019336046 A AU 2019336046A AU 2019336046 A AU2019336046 A AU 2019336046A AU 2019336046 B2 AU2019336046 B2 AU 2019336046B2
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AU2019336046A1 (en
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Ki Baek Kim
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B1 Institute of Image Technology Inc
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Priority to AU2025287394A priority patent/AU2025287394A1/en
Priority to AU2025287396A priority patent/AU2025287396A1/en
Priority to AU2025287397A priority patent/AU2025287397A1/en
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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
    • H04N19/50—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
    • H04N19/10—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
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • 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
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    • H—ELECTRICITY
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    • 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
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    • 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
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    • 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
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    • 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
    • H04N19/597—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AU2019336046A 2018-09-07 2019-09-09 Image encoding/decoding method and device Active AU2019336046B2 (en)

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AU2024200258A AU2024200258B2 (en) 2018-09-07 2024-01-15 Image encoding/decoding method and device
AU2025210853A AU2025210853A1 (en) 2018-09-07 2025-08-01 Image encoding/decoding method and device
AU2025287393A AU2025287393A1 (en) 2018-09-07 2025-12-29 Image encoding/decoding method and device
AU2025287397A AU2025287397A1 (en) 2018-09-07 2025-12-29 Image encoding/decoding method and device
AU2025287395A AU2025287395A1 (en) 2018-09-07 2025-12-29 Image encoding/decoding method and device
AU2025287394A AU2025287394A1 (en) 2018-09-07 2025-12-29 Image encoding/decoding method and device
AU2025287396A AU2025287396A1 (en) 2018-09-07 2025-12-29 Image encoding/decoding method and device

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KR20180107256 2018-09-07
KR10-2018-0107256 2018-09-07
PCT/KR2019/011648 WO2020050704A1 (ko) 2018-09-07 2019-09-09 영상 부호화/복호화 방법 및 장치

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KR (1) KR20210046804A (https=)
CN (9) CN119743592A (https=)
AU (8) AU2019336046B2 (https=)
BR (1) BR112021004326A2 (https=)
CA (4) CA3296645A1 (https=)
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IL314071B2 (en) 2025-12-01
AU2025287395A1 (en) 2026-01-22
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CN112740699B (zh) 2024-12-13
IL314072B1 (en) 2025-04-01
IL281260B1 (en) 2024-08-01
SG11202101877PA (en) 2021-03-30
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
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AU2024200258A1 (en) 2024-02-01
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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
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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
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