CN109525849B - 动态范围压缩装置及图像处理装置 - Google Patents

动态范围压缩装置及图像处理装置 Download PDF

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CN109525849B
CN109525849B CN201810082220.1A CN201810082220A CN109525849B CN 109525849 B CN109525849 B CN 109525849B CN 201810082220 A CN201810082220 A CN 201810082220A CN 109525849 B CN109525849 B CN 109525849B
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color data
color
value
dynamic range
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CN109525849A (zh
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细田宗一郎
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Toshiba Corp
Toshiba Electronic Devices and Storage Corp
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Toshiba Corp
Toshiba Electronic Devices and Storage Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • 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]
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Image Signal Generators (AREA)
  • Facsimile Image Signal Circuits (AREA)
CN201810082220.1A 2017-09-20 2018-01-29 动态范围压缩装置及图像处理装置 Active CN109525849B (zh)

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JP2017-180520 2017-09-20
JP2017180520A JP6789904B2 (ja) 2017-09-20 2017-09-20 ダイナミックレンジ圧縮装置及び画像処理装置

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CN109525849A CN109525849A (zh) 2019-03-26
CN109525849B true CN109525849B (zh) 2023-07-04

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EP (1) EP3460748B1 (https=)
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GB201904072D0 (en) * 2019-03-25 2019-05-08 Secr Defence Dazzle resilient video camera or video camera module
US12087019B2 (en) * 2020-07-16 2024-09-10 Samsung Electronics Co., Ltd. Image compression method using saturated pixel, encoder, and electronic device
JP7678776B2 (ja) * 2022-04-07 2025-05-16 キヤノン株式会社 撮像装置およびその制御方法、ならびに画像処理装置
CN116249018B (zh) * 2023-05-11 2023-09-08 深圳比特微电子科技有限公司 图像的动态范围压缩方法、装置、电子设备和存储介质

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EP0772158A2 (en) * 1995-10-30 1997-05-07 Hewlett-Packard Company Image processing system
CN101494797A (zh) * 2008-01-22 2009-07-29 株式会社理光 摄像装置及摄像方法
JP2010068331A (ja) * 2008-09-11 2010-03-25 Ricoh Co Ltd 撮像装置および撮像方法
GB2534929A (en) * 2015-02-06 2016-08-10 British Broadcasting Corp Method and apparatus for conversion of HDR signals

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JP6789904B2 (ja) 2020-11-25
US20190089993A1 (en) 2019-03-21
EP3460748B1 (en) 2021-03-24
JP2019057080A (ja) 2019-04-11
EP3460748A1 (en) 2019-03-27
CN109525849A (zh) 2019-03-26
US10631016B2 (en) 2020-04-21

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