CA3256171A1 - Method and apparatus for processing video signal based on history based motion vector prediction - Google Patents

Method and apparatus for processing video signal based on history based motion vector prediction

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Publication number
CA3256171A1
CA3256171A1 CA3256171A CA3256171A CA3256171A1 CA 3256171 A1 CA3256171 A1 CA 3256171A1 CA 3256171 A CA3256171 A CA 3256171A CA 3256171 A CA3256171 A CA 3256171A CA 3256171 A1 CA3256171 A1 CA 3256171A1
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CA
Canada
Prior art keywords
video signal
motion vector
vector prediction
processing video
signal based
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Pending
Application number
CA3256171A
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English (en)
Inventor
Jane Zhao
Seunghwan Kim
Original Assignee
LG Electronics Inc
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Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Priority claimed from CA3190343A external-priority patent/CA3190343C/en
Publication of CA3256171A1 publication Critical patent/CA3256171A1/en
Pending legal-status Critical Current

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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
    • H04N19/103—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
    • H04N19/132—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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
    • 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
    • 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
    • H04N19/50—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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3256171A 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction Pending CA3256171A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862778835P 2018-12-12 2018-12-12
US62/778,835 2018-12-12
CA3190343A CA3190343C (en) 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3190343A Division CA3190343C (en) 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction

Publications (1)

Publication Number Publication Date
CA3256171A1 true CA3256171A1 (en) 2026-03-02

Family

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CA3256171A Pending CA3256171A1 (en) 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction
CA3088504A Active CA3088504C (en) 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction

Family Applications After (1)

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CA3088504A Active CA3088504C (en) 2018-12-12 2019-12-12 Method and apparatus for processing video signal based on history based motion vector prediction

Country Status (9)

Country Link
US (5) US11477478B2 (https=)
EP (1) EP3716626A4 (https=)
JP (3) JP7073501B2 (https=)
KR (4) KR102822608B1 (https=)
CN (4) CN116668685A (https=)
BR (1) BR112020014544A2 (https=)
CA (2) CA3256171A1 (https=)
MX (2) MX2020007287A (https=)
WO (1) WO2020122640A1 (https=)

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US20230239497A1 (en) 2023-07-27
CA3190343A1 (en) 2020-06-18
KR20230175329A (ko) 2023-12-29
US20250008150A1 (en) 2025-01-02
CA3088504A1 (en) 2020-06-18
EP3716626A1 (en) 2020-09-30
US20240171771A1 (en) 2024-05-23
KR102468805B1 (ko) 2022-11-18
US11849075B2 (en) 2023-12-19
EP3716626A4 (en) 2021-05-19
KR20200098703A (ko) 2020-08-20
KR20220156983A (ko) 2022-11-28
JP2022087172A (ja) 2022-06-09
JP7303346B2 (ja) 2023-07-04
JP7488945B2 (ja) 2024-05-22
US20230029880A1 (en) 2023-02-02
WO2020122640A1 (ko) 2020-06-18
CA3088504C (en) 2023-04-04
JP2021510265A (ja) 2021-04-15
KR102615471B1 (ko) 2023-12-19
CN111771376A (zh) 2020-10-13
MX2020007287A (es) 2020-09-10
KR20250093424A (ko) 2025-06-24
CN116668686A (zh) 2023-08-29
JP7073501B2 (ja) 2022-05-23
CN111771376B (zh) 2023-08-08
US20200359049A1 (en) 2020-11-12
US11653022B2 (en) 2023-05-16
MX2024001296A (es) 2024-02-13
CN116668685A (zh) 2023-08-29
JP2023112113A (ja) 2023-08-10
KR102822608B1 (ko) 2025-06-18
BR112020014544A2 (pt) 2021-08-03
CN116684589A (zh) 2023-09-01
US12537974B2 (en) 2026-01-27
US11477478B2 (en) 2022-10-18
US12120342B2 (en) 2024-10-15

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