SG11202102925XA - Image component prediction method, encoder, decoder, and storage medium - Google Patents

Image component prediction method, encoder, decoder, and storage medium

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Publication number
SG11202102925XA
SG11202102925XA SG11202102925XA SG11202102925XA SG11202102925XA SG 11202102925X A SG11202102925X A SG 11202102925XA SG 11202102925X A SG11202102925X A SG 11202102925XA SG 11202102925X A SG11202102925X A SG 11202102925XA SG 11202102925X A SG11202102925X A SG 11202102925XA
Authority
SG
Singapore
Prior art keywords
decoder
encoder
storage medium
prediction method
image component
Prior art date
Application number
SG11202102925XA
Inventor
Junyan Huo
Yanzhuo Ma
Wei Zhang
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 SG11202102925XA publication Critical patent/SG11202102925XA/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • G06F17/16Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/01Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Data Mining & Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202102925XA 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium SG11202102925XA (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962872488P 2019-07-10 2019-07-10
US201962872830P 2019-07-11 2019-07-11
US201962873170P 2019-07-11 2019-07-11
PCT/CN2020/090688 WO2021004155A1 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium

Publications (1)

Publication Number Publication Date
SG11202102925XA true SG11202102925XA (en) 2021-04-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202102925XA SG11202102925XA (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium

Country Status (14)

Country Link
US (5) US11509901B2 (en)
EP (1) EP3817390A4 (en)
JP (1) JP2022539937A (en)
KR (1) KR20220030918A (en)
CN (4) CN116389724A (en)
AU (1) AU2020310350A1 (en)
BR (1) BR112021005760A2 (en)
CA (1) CA3113740A1 (en)
IL (1) IL281619A (en)
MX (1) MX2021005855A (en)
PH (1) PH12021550522A1 (en)
SG (1) SG11202102925XA (en)
WO (1) WO2021004155A1 (en)
ZA (1) ZA202101632B (en)

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EP3984229A4 (en) * 2019-06-14 2022-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Simplified downsampling for matrix based intra prediction
CN114342372A (en) * 2019-06-19 2022-04-12 韩国电子通信研究院 Intra-frame prediction mode, entropy coding and decoding method and device
JP7444570B2 (en) 2019-09-20 2024-03-06 シャープ株式会社 Video decoding device, video encoding device, video decoding method, and video encoding method

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Also Published As

Publication number Publication date
CN113225562A (en) 2021-08-06
US11509901B2 (en) 2022-11-22
US11909979B2 (en) 2024-02-20
KR20220030918A (en) 2022-03-11
EP3817390A4 (en) 2021-09-29
US20240114142A1 (en) 2024-04-04
MX2021005855A (en) 2021-07-15
EP3817390A1 (en) 2021-05-05
US11930181B2 (en) 2024-03-12
AU2020310350A1 (en) 2021-04-22
CA3113740A1 (en) 2021-01-14
JP2022539937A (en) 2022-09-14
CN113225562B (en) 2023-05-30
CN116389724A (en) 2023-07-04
IL281619A (en) 2021-05-31
US20230015739A1 (en) 2023-01-19
US20210203941A1 (en) 2021-07-01
US20240163445A1 (en) 2024-05-16
US20230013677A1 (en) 2023-01-19
BR112021005760A2 (en) 2021-06-29
CN112655215A (en) 2021-04-13
ZA202101632B (en) 2022-08-31
WO2021004155A1 (en) 2021-01-14
PH12021550522A1 (en) 2022-02-21
CN116389725A (en) 2023-07-04

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