JP7341901B2 - ビデオコーディングにおける改善されたイントラ予測 - Google Patents

ビデオコーディングにおける改善されたイントラ予測 Download PDF

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JP7341901B2
JP7341901B2 JP2019571588A JP2019571588A JP7341901B2 JP 7341901 B2 JP7341901 B2 JP 7341901B2 JP 2019571588 A JP2019571588 A JP 2019571588A JP 2019571588 A JP2019571588 A JP 2019571588A JP 7341901 B2 JP7341901 B2 JP 7341901B2
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intra prediction
current block
prediction mode
sample
block
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JP2020526956A5 (https=
JP2020526956A (ja
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ジャン、カイ
チェン、ジャンレ
ジャオ、シン
カルチェビチ、マルタ
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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
    • H04N19/102—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
    • H04N19/157—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
    • H04N19/134—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)
JP2019571588A 2017-06-30 2018-06-28 ビデオコーディングにおける改善されたイントラ予測 Active JP7341901B2 (ja)

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JP2023139698A JP7610661B2 (ja) 2017-06-30 2023-08-30 ビデオコーディングにおける改善されたイントラ予測
JP2024225264A JP7821258B2 (ja) 2017-06-30 2024-12-20 ビデオコーディングにおける改善されたイントラ予測

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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

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EP (2) EP4250737A3 (https=)
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CN (3) CN116996671A (https=)
AU (3) AU2018291135B2 (https=)
BR (1) BR112019027071A2 (https=)
CA (3) CA3264811A1 (https=)
CL (1) CL2019003724A1 (https=)
CO (1) CO2019014755A2 (https=)
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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
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
AU2018291135B2 (en) 2023-04-20
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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