CA3264808A1 - IMPROVED INTRAPREDICTABLE PREDICTION IN VIDEO CODING - Google Patents

IMPROVED INTRAPREDICTABLE PREDICTION IN VIDEO CODING

Info

Publication number
CA3264808A1
CA3264808A1 CA3264808A CA3264808A CA3264808A1 CA 3264808 A1 CA3264808 A1 CA 3264808A1 CA 3264808 A CA3264808 A CA 3264808A CA 3264808 A CA3264808 A CA 3264808A CA 3264808 A1 CA3264808 A1 CA 3264808A1
Authority
CA
Canada
Prior art keywords
intra prediction
current block
prediction mode
angular intra
degrees
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3264808A
Other languages
English (en)
French (fr)
Inventor
Kai Zhang
Jianle Chen
Xin Zhao
Marta Karczewicz
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA3264808A1 publication Critical patent/CA3264808A1/en
Pending legal-status Critical Current

Links

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
    • H04N19/109—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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • H04N19/10—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3264808A 2017-06-30 2018-06-28 IMPROVED INTRAPREDICTABLE PREDICTION IN VIDEO CODING Pending CA3264808A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201762527795P 2017-06-30 2017-06-30
US201762527903P 2017-06-30 2017-06-30
US201762527928P 2017-06-30 2017-06-30
US62/527,795 2017-06-30
US62/527,903 2017-06-30
US62/527,928 2017-06-30
US16/020,179 2018-06-27
US16/020,179 US10764587B2 (en) 2017-06-30 2018-06-27 Intra prediction in video coding
CA3064441A CA3064441A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3064441A Division CA3064441A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding

Publications (1)

Publication Number Publication Date
CA3264808A1 true CA3264808A1 (en) 2025-11-29

Family

ID=64739320

Family Applications (3)

Application Number Title Priority Date Filing Date
CA3264808A Pending CA3264808A1 (en) 2017-06-30 2018-06-28 IMPROVED INTRAPREDICTABLE PREDICTION IN VIDEO CODING
CA3264811A Pending CA3264811A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding
CA3064441A Pending CA3064441A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA3264811A Pending CA3264811A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding
CA3064441A Pending CA3064441A1 (en) 2017-06-30 2018-06-28 Improved intra prediction in video coding

Country Status (12)

Country Link
US (3) US10764587B2 (https=)
EP (2) EP3646601A1 (https=)
JP (3) JP7341901B2 (https=)
KR (3) KR20250017752A (https=)
CN (3) CN110892724B (https=)
AU (3) AU2018291135B2 (https=)
BR (1) BR112019027071A2 (https=)
CA (3) CA3264808A1 (https=)
CL (1) CL2019003724A1 (https=)
CO (1) CO2019014755A2 (https=)
SG (1) SG11201910715TA (https=)
WO (1) WO2019006105A1 (https=)

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CN118285104A (zh) * 2021-11-22 2024-07-02 北京达佳互联信息技术有限公司 帧内预测的平面模式改进
CN118476218A (zh) * 2021-12-29 2024-08-09 Lg电子株式会社 图像编码/解码方法和装置及存储比特流的记录介质
CN116095316B (zh) * 2023-03-17 2023-06-23 北京中星微人工智能芯片技术有限公司 视频图像处理方法及装置、电子设备及存储介质
KR20260003009A (ko) * 2023-04-22 2026-01-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
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Also Published As

Publication number Publication date
US20200396463A1 (en) 2020-12-17
JP2023162350A (ja) 2023-11-08
US20190007688A1 (en) 2019-01-03
KR20200020730A (ko) 2020-02-26
JP7610661B2 (ja) 2025-01-08
KR20250017752A (ko) 2025-02-04
CO2019014755A2 (es) 2020-01-17
US10764587B2 (en) 2020-09-01
JP7341901B2 (ja) 2023-09-11
JP7821258B2 (ja) 2026-02-26
AU2018291135A1 (en) 2019-12-19
AU2023202062A1 (en) 2023-05-04
KR20250013305A (ko) 2025-01-31
CA3064441A1 (en) 2019-01-03
CL2019003724A1 (es) 2020-07-10
CN110892724B (zh) 2024-08-02
EP3646601A1 (en) 2020-05-06
EP4250737A2 (en) 2023-09-27
US11470330B2 (en) 2022-10-11
BR112019027071A2 (pt) 2020-07-07
JP2025063055A (ja) 2025-04-15
CN116996670A (zh) 2023-11-03
CA3264811A1 (en) 2025-10-31
AU2023202062B2 (en) 2024-10-03
US12328434B1 (en) 2025-06-10
WO2019006105A1 (en) 2019-01-03
AU2024219734A1 (en) 2024-10-10
EP4250737A3 (en) 2023-12-06
JP2020526956A (ja) 2020-08-31
AU2018291135B2 (en) 2023-04-20
CN116996671A (zh) 2023-11-03
KR102758188B1 (ko) 2025-01-21
SG11201910715TA (en) 2020-01-30
CN110892724A (zh) 2020-03-17

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