GB2571312B - New sample sets and new down-sampling schemes for linear component sample prediction - Google Patents

New sample sets and new down-sampling schemes for linear component sample prediction Download PDF

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Publication number
GB2571312B
GB2571312B GB1802969.4A GB201802969A GB2571312B GB 2571312 B GB2571312 B GB 2571312B GB 201802969 A GB201802969 A GB 201802969A GB 2571312 B GB2571312 B GB 2571312B
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United Kingdom
Prior art keywords
new
linear component
sampling schemes
sample
prediction
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Active
Application number
GB1802969.4A
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GB201802969D0 (en
GB2571312A (en
Inventor
Laroche Guillaume
Gisquet Christophe
Onno Patrice
Taquet Jonathan
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.)
Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to GB1802969.4A priority Critical patent/GB2571312B/en
Publication of GB201802969D0 publication Critical patent/GB201802969D0/en
Priority to TW108103477A priority patent/TW201937928A/en
Priority to PCT/EP2019/053244 priority patent/WO2019162116A1/en
Publication of GB2571312A publication Critical patent/GB2571312A/en
Application granted granted Critical
Publication of GB2571312B publication Critical patent/GB2571312B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N19/102—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
    • H04N19/50—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
    • H04N19/10—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
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1802969.4A 2018-02-23 2018-02-23 New sample sets and new down-sampling schemes for linear component sample prediction Active GB2571312B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1802969.4A GB2571312B (en) 2018-02-23 2018-02-23 New sample sets and new down-sampling schemes for linear component sample prediction
TW108103477A TW201937928A (en) 2018-02-23 2019-01-30 New sample sets and new down-sampling schemes for linear component sample prediction
PCT/EP2019/053244 WO2019162116A1 (en) 2018-02-23 2019-02-11 New sample sets and new down-sampling schemes for linear component sample prediction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1802969.4A GB2571312B (en) 2018-02-23 2018-02-23 New sample sets and new down-sampling schemes for linear component sample prediction

Publications (3)

Publication Number Publication Date
GB201802969D0 GB201802969D0 (en) 2018-04-11
GB2571312A GB2571312A (en) 2019-08-28
GB2571312B true GB2571312B (en) 2020-05-27

Family

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Family Applications (1)

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GB1802969.4A Active GB2571312B (en) 2018-02-23 2018-02-23 New sample sets and new down-sampling schemes for linear component sample prediction

Country Status (3)

Country Link
GB (1) GB2571312B (en)
TW (1) TW201937928A (en)
WO (1) WO2019162116A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117939122A (en) 2018-10-07 2024-04-26 三星电子株式会社 Video signal processing method and apparatus for encoding or decoding video signal
CN117061742A (en) 2018-10-12 2023-11-14 三星电子株式会社 Method and apparatus for processing video signal by using cross-component linear model
GB2580192A (en) * 2018-12-20 2020-07-15 Canon Kk Piecewise modeling for linear component sample prediction
CN116320454A (en) * 2019-01-03 2023-06-23 华为技术有限公司 Method and device for predicting chroma block
WO2021136504A1 (en) * 2019-12-31 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. Cross-component prediction with multiple-parameter model
WO2024022390A1 (en) * 2022-07-27 2024-02-01 Mediatek Inc. Method and apparatus of improving performance of convolutional cross-component model in video coding system
WO2024169962A1 (en) * 2023-02-17 2024-08-22 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016066028A1 (en) * 2014-10-28 2016-05-06 Mediatek Singapore Pte. Ltd. Method of guided cross-component prediction for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016066028A1 (en) * 2014-10-28 2016-05-06 Mediatek Singapore Pte. Ltd. Method of guided cross-component prediction for video coding

Also Published As

Publication number Publication date
TW201937928A (en) 2019-09-16
GB201802969D0 (en) 2018-04-11
WO2019162116A1 (en) 2019-08-29
GB2571312A (en) 2019-08-28

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