CL2020003275A1 - Método y aparato para inter-predicción basada en modalidad de fusión - Google Patents

Método y aparato para inter-predicción basada en modalidad de fusión

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Publication number
CL2020003275A1
CL2020003275A1 CL2020003275A CL2020003275A CL2020003275A1 CL 2020003275 A1 CL2020003275 A1 CL 2020003275A1 CL 2020003275 A CL2020003275 A CL 2020003275A CL 2020003275 A CL2020003275 A CL 2020003275A CL 2020003275 A1 CL2020003275 A1 CL 2020003275A1
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CL
Chile
Prior art keywords
inter
current block
prediction based
motion information
fusion
Prior art date
Application number
CL2020003275A
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English (en)
Inventor
Ki Baek Kim
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CL2020003275A1 publication Critical patent/CL2020003275A1/es

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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

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  • 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)

Abstract

Método y aparato para codificar/decodificar, que incluye preparar una lista candidata de fusión de un bloque actual, derivando información de movimiento del bloque actual a partir de la lista candidata de fusión, y realizar inter-predicción del bloque actual usando la información de movimiento. La invención es ventajosa debido a que la precisión de información de movimiento se puede mejorar usando no sólo el candidato de fusión espacial/temporal, sino que también el candidato de fusión combinado
CL2020003275A 2018-06-30 2020-12-17 Método y aparato para inter-predicción basada en modalidad de fusión CL2020003275A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20180076177 2018-06-30
KR20180085680 2018-07-24

Publications (1)

Publication Number Publication Date
CL2020003275A1 true CL2020003275A1 (es) 2021-05-24

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CL2020003275A CL2020003275A1 (es) 2018-06-30 2020-12-17 Método y aparato para inter-predicción basada en modalidad de fusión

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US (5) US20210203978A1 (es)
EP (1) EP3806472A1 (es)
JP (4) JP7395518B2 (es)
KR (3) KR20210018502A (es)
CN (4) CN119767029B (es)
AU (2) AU2019292471A1 (es)
BR (1) BR112020025916A2 (es)
CA (2) CA3238058A1 (es)
CL (1) CL2020003275A1 (es)
IL (4) IL313269B2 (es)
MX (2) MX2020014114A (es)
MY (1) MY210390A (es)
PH (1) PH12020552273A1 (es)
SG (1) SG11202013172XA (es)
WO (1) WO2020005045A1 (es)
ZA (1) ZA202100053B (es)

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US11477439B2 (en) 2018-09-07 2022-10-18 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for video signal processing
US12137205B2 (en) 2018-09-07 2024-11-05 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for video signal processing
US12137206B2 (en) 2018-09-07 2024-11-05 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for video signal processing
US12143570B2 (en) 2018-09-07 2024-11-12 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for video signal processing
US12143571B2 (en) 2018-09-07 2024-11-12 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for video signal processing
US11425416B2 (en) 2018-12-07 2022-08-23 Samsung Electronics Co., Ltd. Video decoding method and device, and video encoding method and device
US11943469B2 (en) 2018-12-07 2024-03-26 Samsung Electronics Co., Ltd. Video decoding method and device, and video encoding method and device
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IL313269A (en) 2024-08-01
MX2024007507A (es) 2024-07-09
SG11202013172XA (en) 2021-01-28
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KR20210018502A (ko) 2021-02-17
JP2025015815A (ja) 2025-01-30
EP3806472A4 (en) 2021-04-14
IL320001A (en) 2025-06-01
AU2024219401A1 (en) 2024-09-26
AU2024219401B2 (en) 2025-12-18
IL279793B1 (en) 2024-08-01
IL279793B2 (en) 2024-12-01
PH12020552273A1 (en) 2021-06-07
IL320008A (en) 2025-06-01
MX2020014114A (es) 2021-05-31
KR20240170846A (ko) 2024-12-04
US20250301167A1 (en) 2025-09-25
ZA202100053B (en) 2021-10-27
CA3238058A1 (en) 2020-01-02
CN119767029B (zh) 2026-01-06
US20250301169A1 (en) 2025-09-25
MY210390A (en) 2025-09-18
JP2021532626A (ja) 2021-11-25
WO2020005045A1 (ko) 2020-01-02
KR20240173367A (ko) 2024-12-11
CN119729006A (zh) 2025-03-28
EP3806472A1 (en) 2021-04-14
JP2025015814A (ja) 2025-01-30
JP2024023435A (ja) 2024-02-21
IL313269B1 (en) 2025-05-01
US20250301166A1 (en) 2025-09-25
AU2019292471A1 (en) 2021-01-28
BR112020025916A2 (pt) 2021-03-16
CN119767029A (zh) 2025-04-04
JP7594078B2 (ja) 2024-12-03
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US20250301168A1 (en) 2025-09-25
CN112740698A (zh) 2021-04-30
US20210203978A1 (en) 2021-07-01
CA3105339A1 (en) 2020-01-02
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CN113163211A (zh) 2021-07-23
JP7395518B2 (ja) 2023-12-11

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