IL317562A - Image component prediction method, encoder, decoder and storage media - Google Patents

Image component prediction method, encoder, decoder and storage media

Info

Publication number
IL317562A
IL317562A IL317562A IL31756224A IL317562A IL 317562 A IL317562 A IL 317562A IL 317562 A IL317562 A IL 317562A IL 31756224 A IL31756224 A IL 31756224A IL 317562 A IL317562 A IL 317562A
Authority
IL
Israel
Prior art keywords
current block
mip
block
index value
prediction
Prior art date
Application number
IL317562A
Other languages
English (en)
Hebrew (he)
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 IL317562A publication Critical patent/IL317562A/en

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Classifications

    • 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
    • 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
    • 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

Landscapes

  • 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)
IL317562A 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media IL317562A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962872488P 2019-07-10 2019-07-10
US201962873170P 2019-07-11 2019-07-11
US201962872830P 2019-07-11 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
IL317562A true IL317562A (en) 2025-02-01

Family

ID=74115008

Family Applications (5)

Application Number Title Priority Date Filing Date
IL317562A IL317562A (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media
IL317563A IL317563A (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media
IL281619A IL281619B2 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium
IL313252A IL313252A (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage medium
IL313127A IL313127B2 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media

Family Applications After (4)

Application Number Title Priority Date Filing Date
IL317563A IL317563A (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media
IL281619A IL281619B2 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder, and storage medium
IL313252A IL313252A (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage medium
IL313127A IL313127B2 (en) 2019-07-10 2020-05-15 Image component prediction method, encoder, decoder and storage media

Country Status (14)

Country Link
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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Also Published As

Publication number Publication date
EP3817390A4 (en) 2021-09-29
CA3113740A1 (en) 2021-01-14
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
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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