AU2018291135B2 - Improved intra prediction in video coding - Google Patents

Improved intra prediction in video coding Download PDF

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Publication number
AU2018291135B2
AU2018291135B2 AU2018291135A AU2018291135A AU2018291135B2 AU 2018291135 B2 AU2018291135 B2 AU 2018291135B2 AU 2018291135 A AU2018291135 A AU 2018291135A AU 2018291135 A AU2018291135 A AU 2018291135A AU 2018291135 B2 AU2018291135 B2 AU 2018291135B2
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intra prediction
current block
block
prediction mode
video
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AU2018291135A1 (en
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Jianle Chen
Marta Karczewicz
Kai Zhang
Xin Zhao
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04N19/102—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
    • H04N19/169—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AU2018291135A 2017-06-30 2018-06-28 Improved intra prediction in video coding Active AU2018291135B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2023202062A AU2023202062B2 (en) 2017-06-30 2023-04-04 Improved intra prediction in video coding
AU2024219734A AU2024219734A1 (en) 2017-06-30 2024-09-13 Improved intra prediction in video coding

Applications Claiming Priority (9)

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US201762527928P 2017-06-30 2017-06-30
US201762527795P 2017-06-30 2017-06-30
US201762527903P 2017-06-30 2017-06-30
US62/527,928 2017-06-30
US62/527,795 2017-06-30
US62/527,903 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
PCT/US2018/039975 WO2019006105A1 (en) 2017-06-30 2018-06-28 INTRA PREDICTION ENHANCED IN VIDEO CODING

Related Child Applications (1)

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AU2023202062A Division AU2023202062B2 (en) 2017-06-30 2023-04-04 Improved intra prediction in video coding

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AU2018291135A1 AU2018291135A1 (en) 2019-12-19
AU2018291135B2 true AU2018291135B2 (en) 2023-04-20

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AU2023202062A Active AU2023202062B2 (en) 2017-06-30 2023-04-04 Improved intra prediction in video coding
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US (3) US10764587B2 (https=)
EP (2) EP4250737A3 (https=)
JP (3) JP7341901B2 (https=)
KR (3) KR20250017752A (https=)
CN (3) CN116996671A (https=)
AU (3) AU2018291135B2 (https=)
BR (1) BR112019027071A2 (https=)
CA (3) CA3264811A1 (https=)
CL (1) CL2019003724A1 (https=)
CO (1) CO2019014755A2 (https=)
SG (1) SG11201910715TA (https=)
WO (1) WO2019006105A1 (https=)

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CN113766222B (zh) 2020-06-01 2023-03-24 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
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US20240267536A1 (en) * 2021-05-27 2024-08-08 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
EP4391530A4 (en) * 2021-08-18 2025-07-30 Lg Electronics Inc IMAGE ENCODING/DECODING METHOD AND APPARATUS FOR PERFORMING REFERENCE SAMPLE FILTERING BASED ON INTRA PREDICTION MODE, AND BIT STREAM TRANSMISSION METHOD
EP4437729A4 (en) * 2021-11-22 2025-11-26 Beijing Dajia Internet Information Tech Co Ltd PLANAR MODE IMPROVEMENT FOR INTRA PREDICTION
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JP7821258B2 (ja) 2026-02-26
US20200396463A1 (en) 2020-12-17
CL2019003724A1 (es) 2020-07-10
WO2019006105A1 (en) 2019-01-03
CN110892724A (zh) 2020-03-17
EP3646601A1 (en) 2020-05-06
CA3264811A1 (en) 2025-10-31
US11470330B2 (en) 2022-10-11
BR112019027071A2 (pt) 2020-07-07
CO2019014755A2 (es) 2020-01-17
CN116996670A (zh) 2023-11-03
KR102758188B1 (ko) 2025-01-21
AU2023202062B2 (en) 2024-10-03
EP4250737A3 (en) 2023-12-06
JP7341901B2 (ja) 2023-09-11
JP2020526956A (ja) 2020-08-31
KR20250017752A (ko) 2025-02-04
US10764587B2 (en) 2020-09-01
US20190007688A1 (en) 2019-01-03
JP2025063055A (ja) 2025-04-15
US12328434B1 (en) 2025-06-10
CA3264808A1 (en) 2025-11-29
SG11201910715TA (en) 2020-01-30
KR20200020730A (ko) 2020-02-26
JP7610661B2 (ja) 2025-01-08
JP2023162350A (ja) 2023-11-08
AU2018291135A1 (en) 2019-12-19
CN110892724B (zh) 2024-08-02
CN116996671A (zh) 2023-11-03
AU2023202062A1 (en) 2023-05-04
AU2024219734A1 (en) 2024-10-10
KR20250013305A (ko) 2025-01-31
EP4250737A2 (en) 2023-09-27
CA3064441A1 (en) 2019-01-03

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