JP6527859B2 - 高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス - Google Patents

高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス Download PDF

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JP6527859B2
JP6527859B2 JP2016522152A JP2016522152A JP6527859B2 JP 6527859 B2 JP6527859 B2 JP 6527859B2 JP 2016522152 A JP2016522152 A JP 2016522152A JP 2016522152 A JP2016522152 A JP 2016522152A JP 6527859 B2 JP6527859 B2 JP 6527859B2
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chroma
low fidelity
video
quantization parameter
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JP2016528768A (ja
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デイビッド フリン，
デイビッド フリン，
デイク ヘ，
デイク ヘ，
グエン グエン，
グエン グエン，
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Velos Media International Ltd
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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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2016522152A 2013-06-28 2014-06-09 高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス Active JP6527859B2 (ja)

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EP13174435.1A EP2843949B1 (en) 2013-06-28 2013-06-28 Methods and devices for emulating low-fidelity coding in a high-fidelity coder
EP13174435.1 2013-06-28
PCT/CA2014/050531 WO2014205561A1 (en) 2013-06-28 2014-06-09 Methods and devices for emulating low-fidelity coding in a high-fidelity coder

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JP2019090897A Active JP6691253B2 (ja) 2013-06-28 2019-05-13 高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス
JP2020070211A Active JP6907373B2 (ja) 2013-06-28 2020-04-09 高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス

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JP2020070211A Active JP6907373B2 (ja) 2013-06-28 2020-04-09 高忠実度コーダにおいて低忠実度コーディングをエミュレートする方法およびデバイス

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EP3598751A2 (en) 2020-01-22
KR101721815B1 (ko) 2017-03-30
KR20160025598A (ko) 2016-03-08
EP2843949B1 (en) 2020-04-29
JP2019146263A (ja) 2019-08-29
EP3598751A3 (en) 2020-04-08
JP2020115675A (ja) 2020-07-30
CN105359521A (zh) 2016-02-24
JP2016528768A (ja) 2016-09-15
WO2014205561A1 (en) 2014-12-31
EP3598751B1 (en) 2024-04-10
JP6691253B2 (ja) 2020-04-28
EP4366308A2 (en) 2024-05-08
JP6907373B2 (ja) 2021-07-21
EP4366308A3 (en) 2024-07-10
EP2843949A1 (en) 2015-03-04
HK1208107A1 (en) 2016-02-19
CN105359521B (zh) 2020-06-26

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