KR102458747B1 - 디코딩된 이미지 데이터로부터 이미지 데이터를 재구성하기 위한 방법 및 디바이스 - Google Patents

디코딩된 이미지 데이터로부터 이미지 데이터를 재구성하기 위한 방법 및 디바이스 Download PDF

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KR102458747B1
KR102458747B1 KR1020170172832A KR20170172832A KR102458747B1 KR 102458747 B1 KR102458747 B1 KR 102458747B1 KR 1020170172832 A KR1020170172832 A KR 1020170172832A KR 20170172832 A KR20170172832 A KR 20170172832A KR 102458747 B1 KR102458747 B1 KR 102458747B1
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피에르 앙드리봉
다비 뚜즈
니꼴라 까라멜
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인터디지털 브이씨 홀딩스 인코포레이티드
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    • 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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    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
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    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
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    • 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
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
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    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4344—Remultiplexing of multiplex streams, e.g. by modifying time stamps or remapping the packet identifiers
    • H—ELECTRICITY
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing
    • G—PHYSICS
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    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
KR1020170172832A 2017-02-24 2017-12-15 디코딩된 이미지 데이터로부터 이미지 데이터를 재구성하기 위한 방법 및 디바이스 Active KR102458747B1 (ko)

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Application Number Priority Date Filing Date Title
EP17305212.7A EP3367684A1 (en) 2017-02-24 2017-02-24 Method and device for decoding a high-dynamic range image
EP17305212.7 2017-02-24
EP17158481.6 2017-02-28
EP17158481 2017-02-28

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KR102458747B1 true KR102458747B1 (ko) 2022-10-24

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KR1020197027425A Ceased KR20190117686A (ko) 2017-02-24 2018-02-19 높은 동적 범위 이미지를 디코딩하기 위한 방법 및 디바이스

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CA (1) CA3054488A1 (enExample)
MX (2) MX2022003583A (enExample)
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CA3054488A1 (en) 2018-08-30
MX391034B (es) 2025-03-21
BR112019017651A2 (pt) 2020-03-31
JP2018191269A (ja) 2018-11-29
MX2017016554A (es) 2018-11-09
CN110574376A (zh) 2019-12-13
KR20190117686A (ko) 2019-10-16
RU2017144024A (ru) 2019-06-17
CN110574376B (zh) 2022-10-21
KR20180098117A (ko) 2018-09-03
US20200394774A1 (en) 2020-12-17
RU2021128023A (ru) 2021-10-28
EP3367685B1 (en) 2024-04-24
RU2017144024A3 (enExample) 2021-04-19
JP7086587B2 (ja) 2022-06-20
CA2989134A1 (en) 2018-08-24
US11257195B2 (en) 2022-02-22
WO2018153800A1 (en) 2018-08-30
EP3586509A1 (en) 2020-01-01
BR102017027195A2 (pt) 2018-10-30
MX2022003583A (es) 2022-05-26
RU2758035C2 (ru) 2021-10-25
CN108513134B (zh) 2023-05-26
CN108513134A (zh) 2018-09-07
EP3367685A1 (en) 2018-08-29

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