CA3238058A1 - Merge mode-based inter-prediction method and apparatus - Google Patents

Merge mode-based inter-prediction method and apparatus

Info

Publication number
CA3238058A1
CA3238058A1 CA3238058A CA3238058A CA3238058A1 CA 3238058 A1 CA3238058 A1 CA 3238058A1 CA 3238058 A CA3238058 A CA 3238058A CA 3238058 A CA3238058 A CA 3238058A CA 3238058 A1 CA3238058 A1 CA 3238058A1
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CA
Canada
Prior art keywords
block
merge candidate
control point
affine
vector
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
CA3238058A
Other languages
English (en)
French (fr)
Inventor
Ki Baek Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp 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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CA3238058A1 publication Critical patent/CA3238058A1/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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/527—Global motion vector 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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/103—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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/50—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
    • H04N19/593—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
    • H04N19/70—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/97—Matching pursuit 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/99—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals involving fractal coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3238058A 2018-06-30 2019-07-01 Merge mode-based inter-prediction method and apparatus Pending CA3238058A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20180076177 2018-06-30
KR10-2018-0076177 2018-06-30
KR20180085680 2018-07-24
KR10-2018-0085680 2018-07-24
CA3105339A CA3105339C (en) 2018-06-30 2019-07-01 METHOD AND APPARATUS FOR INTERPREDICTION BASED ON A MODE OF FUSION

Related Parent Applications (1)

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CA3105339A Division CA3105339C (en) 2018-06-30 2019-07-01 METHOD AND APPARATUS FOR INTERPREDICTION BASED ON A MODE OF FUSION

Publications (1)

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CA3238058A1 true CA3238058A1 (en) 2020-01-02

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CA3238058A Pending CA3238058A1 (en) 2018-06-30 2019-07-01 Merge mode-based inter-prediction method and apparatus
CA3105339A Active CA3105339C (en) 2018-06-30 2019-07-01 METHOD AND APPARATUS FOR INTERPREDICTION BASED ON A MODE OF FUSION

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US (5) US20210203978A1 (https=)
EP (1) EP3806472A1 (https=)
JP (4) JP7395518B2 (https=)
KR (5) KR20210018502A (https=)
CN (4) CN119767029B (https=)
AU (4) AU2019292471A1 (https=)
BR (1) BR112020025916A2 (https=)
CA (2) CA3238058A1 (https=)
CL (1) CL2020003275A1 (https=)
IL (4) IL279793B2 (https=)
MX (2) MX2020014114A (https=)
MY (1) MY210390A (https=)
PH (1) PH12020552273A1 (https=)
SG (1) SG11202013172XA (https=)
WO (1) WO2020005045A1 (https=)
ZA (1) ZA202100053B (https=)

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SG11202013172XA (en) 2021-01-28
US20210203978A1 (en) 2021-07-01
IL320001A (en) 2025-06-01
JP7395518B2 (ja) 2023-12-11
IL279793A (en) 2021-03-01
CA3105339C (en) 2024-10-08
IL279793B1 (en) 2024-08-01
JP2025015815A (ja) 2025-01-30
IL279793B2 (en) 2024-12-01
ZA202100053B (en) 2021-10-27
JP2021532626A (ja) 2021-11-25
US20250301168A1 (en) 2025-09-25
MX2020014114A (es) 2021-05-31
CN112740698A (zh) 2021-04-30
KR20240173367A (ko) 2024-12-11
CN119767029B (zh) 2026-01-06
CN119767029A (zh) 2025-04-04
IL313269A (en) 2024-08-01
AU2019292471A1 (en) 2021-01-28
AU2024219401B2 (en) 2025-12-18
MX2024007507A (es) 2024-07-09
JP2024023435A (ja) 2024-02-21
EP3806472A4 (en) 2021-04-14
JP7594078B2 (ja) 2024-12-03
MY210390A (en) 2025-09-18
CL2020003275A1 (es) 2021-05-24
JP2025015814A (ja) 2025-01-30
KR20260046248A (ko) 2026-04-06
WO2020005045A1 (ko) 2020-01-02
CN113163211A (zh) 2021-07-23
AU2024219401A1 (en) 2024-09-26
CN119729006A (zh) 2025-03-28
CA3105339A1 (en) 2020-01-02
US20250301167A1 (en) 2025-09-25
US20250301166A1 (en) 2025-09-25
IL313269B1 (en) 2025-05-01
AU2026202057A1 (en) 2026-04-09
US20250301169A1 (en) 2025-09-25
KR20210018502A (ko) 2021-02-17
IL320008A (en) 2025-06-01
PH12020552273A1 (en) 2021-06-07
AU2026202058A1 (en) 2026-04-09
CN113163211B (zh) 2023-01-03
BR112020025916A2 (pt) 2021-03-16
EP3806472A1 (en) 2021-04-14
IL313269B2 (en) 2025-09-01
KR20260042318A (ko) 2026-03-30
KR20240170846A (ko) 2024-12-04

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