KR102858155B1 - Sl-hdr2 포맷에서 중간 동적 범위 비디오 신호를 처리하기 위한 방법 및 장치 - Google Patents

Sl-hdr2 포맷에서 중간 동적 범위 비디오 신호를 처리하기 위한 방법 및 장치

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KR102858155B1
KR102858155B1 KR1020217001429A KR20217001429A KR102858155B1 KR 102858155 B1 KR102858155 B1 KR 102858155B1 KR 1020217001429 A KR1020217001429 A KR 1020217001429A KR 20217001429 A KR20217001429 A KR 20217001429A KR 102858155 B1 KR102858155 B1 KR 102858155B1
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dynamic range
video signal
peak luminance
range video
luminance value
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KR20210028654A (ko
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피에르 안드리본
패트릭 로페즈
마리에-진 콜라이티스
데이비드 토우제
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인터디지털 브이씨 홀딩스 인코포레이티드
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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)
  • Television Signal Processing For Recording (AREA)
  • Studio Devices (AREA)
  • Image Processing (AREA)
KR1020217001429A 2018-07-20 2019-07-11 Sl-hdr2 포맷에서 중간 동적 범위 비디오 신호를 처리하기 위한 방법 및 장치 Active KR102858155B1 (ko)

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
KR20210028654A KR20210028654A (ko) 2021-03-12
KR102858155B1 true KR102858155B1 (ko) 2025-09-11

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KR1020217001429A Active KR102858155B1 (ko) 2018-07-20 2019-07-11 Sl-hdr2 포맷에서 중간 동적 범위 비디오 신호를 처리하기 위한 방법 및 장치

Country Status (7)

Country Link
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
CA3188511C (en) * 2020-07-01 2025-05-20 Dolby Laboratories Licensing Corporation DISTRIBUTION OF HIGH DYNAMIC RANGE IMAGES IN A MIXED-CAPACITY PLAYBACK SYSTEM
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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RU2670782C9 (ru) 2013-07-18 2018-11-23 Конинклейке Филипс Н.В. Способы и устройства для создания функций отображения кода для кодирования изображения hdr и способы и устройства для использования таких кодированных изображений
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Publication number Publication date
WO2020016331A1 (en) 2020-01-23
IL280223B1 (en) 2023-10-01
IL280223A (en) 2021-03-01
JP7483634B2 (ja) 2024-05-15
US11388447B2 (en) 2022-07-12
US11902595B2 (en) 2024-02-13
CN112400324A (zh) 2021-02-23
CN112400324B (zh) 2024-10-15
JP2021530884A (ja) 2021-11-11
WO2020018331A1 (en) 2020-01-23
US20210266608A1 (en) 2021-08-26
KR20210028654A (ko) 2021-03-12
EP3824633A1 (en) 2021-05-26
US20220368954A1 (en) 2022-11-17
IL280223B2 (en) 2024-02-01

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