CN112400324B - 用于处理视频信号的方法和装置 - Google Patents

用于处理视频信号的方法和装置 Download PDF

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Publication number
CN112400324B
CN112400324B CN201980046377.1A CN201980046377A CN112400324B CN 112400324 B CN112400324 B CN 112400324B CN 201980046377 A CN201980046377 A CN 201980046377A CN 112400324 B CN112400324 B CN 112400324B
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dynamic range
video signal
hdr
peak luminance
range video
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CN112400324A (zh
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P.安德里冯
P.洛佩兹
M-J.科莱蒂斯
D.图泽
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InterDigital VC Holdings Inc
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InterDigital VC Holdings 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image 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
    • H04N19/169—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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
  • Studio Devices (AREA)
  • Television Signal Processing For Recording (AREA)
CN201980046377.1A 2018-07-20 2019-07-11 用于处理视频信号的方法和装置 Active CN112400324B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18305993.0 2018-07-20
EP18305993 2018-07-20
PCT/US2019/041275 WO2020018331A1 (en) 2018-07-20 2019-07-11 Method and apparatus for processing a medium dynamic range video signal in sl-hdr2 format

Publications (2)

Publication Number Publication Date
CN112400324A CN112400324A (zh) 2021-02-23
CN112400324B true CN112400324B (zh) 2024-10-15

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CN201980046377.1A Active CN112400324B (zh) 2018-07-20 2019-07-11 用于处理视频信号的方法和装置

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US (2) US11388447B2 (https=)
EP (1) EP3824633A1 (https=)
JP (1) JP7483634B2 (https=)
KR (1) KR102858155B1 (https=)
CN (1) CN112400324B (https=)
IL (1) IL280223B2 (https=)
WO (2) WO2020018331A1 (https=)

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JP7681621B2 (ja) * 2020-05-05 2025-05-22 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ ＳＬ－ＨＤＲｘシステム用のＳＤＲ及びＨＤＲ表示適合信号に対するクロマの増大
MX2022015789A (es) * 2020-07-01 2023-02-27 Dolby Laboratories Licensing Corp Distribucion de imagenes de alto rango dinamico en un sistema de reproduccion de capacidad mezclada.
US11544826B2 (en) * 2021-04-30 2023-01-03 Realnetworks, Inc. Intelligent metadata service for video enhancement
US11587213B1 (en) 2021-11-05 2023-02-21 GM Cruise Holdings LLC. Preserving dynamic range in images
CN115564659B (zh) * 2022-02-28 2024-04-05 荣耀终端有限公司 视频处理方法和装置
EP4562848A1 (en) * 2022-07-27 2025-06-04 InterDigital CE Patent Holdings, SAS Method for preventing clipping in sl-hdrx systems

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RU2654049C2 (ru) * 2013-07-19 2018-05-16 Конинклейке Филипс Н.В. Транспортировка hdr метаданных
TWI630821B (zh) 2013-07-19 2018-07-21 新力股份有限公司 File generation device, file generation method, file reproduction device, and file reproduction method
US20160366449A1 (en) * 2014-02-21 2016-12-15 Koninklijke Philips N.V. High definition and high dynamic range capable video decoder
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Publication number Publication date
IL280223B1 (en) 2023-10-01
KR102858155B1 (ko) 2025-09-11
WO2020018331A1 (en) 2020-01-23
JP7483634B2 (ja) 2024-05-15
CN112400324A (zh) 2021-02-23
KR20210028654A (ko) 2021-03-12
JP2021530884A (ja) 2021-11-11
IL280223B2 (en) 2024-02-01
US20210266608A1 (en) 2021-08-26
IL280223A (en) 2021-03-01
WO2020016331A1 (en) 2020-01-23
US11902595B2 (en) 2024-02-13
US20220368954A1 (en) 2022-11-17
EP3824633A1 (en) 2021-05-26
US11388447B2 (en) 2022-07-12

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