CA3113740A1 - Image component prediction method, encoder, decoder, and storage medium - Google Patents

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

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Publication number
CA3113740A1
CA3113740A1 CA3113740A CA3113740A CA3113740A1 CA 3113740 A1 CA3113740 A1 CA 3113740A1 CA 3113740 A CA3113740 A CA 3113740A CA 3113740 A CA3113740 A CA 3113740A CA 3113740 A1 CA3113740 A1 CA 3113740A1
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English (en)
French (fr)
Inventor
Junyan Huo
Yanzhuo Ma
Wei Zhang
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Publication of CA3113740A1 publication Critical patent/CA3113740A1/en
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • 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
    • H04N19/186—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
    • 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
    • H04N19/132—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
    • H04N19/157—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
    • H04N19/42—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
    • 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
    • H04N19/59—Methods 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3113740A 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium Pending CA3113740A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962872488P 2019-07-10 2019-07-10
US62/872,488 2019-07-10
US201962873170P 2019-07-11 2019-07-11
US201962872830P 2019-07-11 2019-07-11
US62/873,170 2019-07-11
US62/872,830 2019-07-11
PCT/CN2020/090688 WO2021004155A1 (zh) 2019-07-10 2020-05-15 图像分量预测方法、编码器、解码器以及存储介质

Publications (1)

Publication Number Publication Date
CA3113740A1 true CA3113740A1 (en) 2021-01-14

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CA3113740A Pending CA3113740A1 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium

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US (6) US11509901B2 (enExample)
EP (1) EP3817390A4 (enExample)
JP (3) JP2022539937A (enExample)
KR (1) KR20220030918A (enExample)
CN (6) CN120825590A (enExample)
AU (2) AU2020310350B2 (enExample)
BR (1) BR112021005760A2 (enExample)
CA (1) CA3113740A1 (enExample)
IL (5) IL317562A (enExample)
MX (5) MX2021005855A (enExample)
PH (1) PH12021550522A1 (enExample)
SG (1) SG11202102925XA (enExample)
WO (1) WO2021004155A1 (enExample)
ZA (1) ZA202101632B (enExample)

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EP3817390A4 (en) 2021-09-29
CN112655215A (zh) 2021-04-13
CN120812289A (zh) 2025-10-17
US11930181B2 (en) 2024-03-12
US20230013677A1 (en) 2023-01-19
US20230015739A1 (en) 2023-01-19
MX2024014887A (es) 2025-01-09
IL281619B1 (en) 2024-07-01
CN120825590A (zh) 2025-10-21
CN116389725B (zh) 2025-06-10
AU2020310350B2 (en) 2026-02-05
US20240163445A1 (en) 2024-05-16
US20210203941A1 (en) 2021-07-01
SG11202102925XA (en) 2021-04-29
MX2021005855A (es) 2021-07-15
ZA202101632B (en) 2022-08-31
IL313127B1 (en) 2025-01-01
US12262022B2 (en) 2025-03-25
CN116389724A (zh) 2023-07-04
IL313252A (en) 2024-08-01
US12256080B2 (en) 2025-03-18
JP2022539937A (ja) 2022-09-14
US20240114142A1 (en) 2024-04-04
IL317562A (en) 2025-02-01
PH12021550522A1 (en) 2022-02-21
CN116389724B (zh) 2025-06-10
EP3817390A1 (en) 2021-05-05
IL313127A (en) 2024-07-01
CN113225562B (zh) 2023-05-30
WO2021004155A1 (zh) 2021-01-14
JP2025029119A (ja) 2025-03-05
US11909979B2 (en) 2024-02-20
IL281619B2 (en) 2024-11-01
US11509901B2 (en) 2022-11-22
IL313127B2 (en) 2025-05-01
JP2026120860A (ja) 2026-07-22
MX2024014885A (es) 2025-01-09
CN113225562A (zh) 2021-08-06
MX2024014886A (es) 2025-01-09
BR112021005760A2 (pt) 2021-06-29
US20250159179A1 (en) 2025-05-15
CN116389725A (zh) 2023-07-04
MX2024014884A (es) 2025-01-09
AU2026202130A1 (en) 2026-04-09
AU2020310350A1 (en) 2021-04-22
IL281619A (en) 2021-05-31
KR20220030918A (ko) 2022-03-11
IL317563A (en) 2025-02-01

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