CN110896432B - 图像处理方法和系统 - Google Patents

图像处理方法和系统 Download PDF

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Publication number
CN110896432B
CN110896432B CN201910863446.XA CN201910863446A CN110896432B CN 110896432 B CN110896432 B CN 110896432B CN 201910863446 A CN201910863446 A CN 201910863446A CN 110896432 B CN110896432 B CN 110896432B
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China
Prior art keywords
noise
image data
image
signal
applying
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CN201910863446.XA
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English (en)
Chinese (zh)
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CN110896432A (zh
Inventor
C·比特纳
R·D·哈贝尔
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Blackmagic Design Pty Ltd
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Blackmagic Design Pty Ltd
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Priority claimed from AU2018903448A external-priority patent/AU2018903448A0/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/618—Noise processing, e.g. detecting, correcting, reducing or removing noise for random or high-frequency noise
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
CN201910863446.XA 2018-09-13 2019-09-12 图像处理方法和系统 Active CN110896432B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2018903448 2018-09-13
AU2018903448A AU2018903448A0 (en) 2018-09-13 Image processing method and system

Publications (2)

Publication Number Publication Date
CN110896432A CN110896432A (zh) 2020-03-20
CN110896432B true CN110896432B (zh) 2024-09-06

Family

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CN201910863446.XA Active CN110896432B (zh) 2018-09-13 2019-09-12 图像处理方法和系统

Country Status (4)

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US (1) US11153468B2 (https=)
EP (1) EP3624454A1 (https=)
JP (1) JP7512021B2 (https=)
CN (1) CN110896432B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113225566B (zh) * 2021-05-13 2022-04-12 中山大学 基于块分组的jpeg图像自适应可逆信息隐藏方法
CN117115160B (zh) * 2023-10-24 2024-02-02 四川省交通勘察设计研究院有限公司 用于隧道衬砌浇筑质量的检测方法、检测终端及存储介质

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2582549B2 (ja) * 1986-02-25 1997-02-19 富士写真フイルム株式会社 画像デ−タの直交変換符号化方法
JP4496574B2 (ja) * 1999-11-15 2010-07-07 セイコーエプソン株式会社 画像処理装置、記憶装置、画像処理システムおよび画像処理方法
KR100497398B1 (ko) * 2003-07-16 2005-06-23 삼성전자주식회사 영상 잡음 제거방법 및 장치
US7778476B2 (en) 2005-10-21 2010-08-17 Maxim Integrated Products, Inc. System and method for transform coding randomization
JP4004526B1 (ja) 2006-05-18 2007-11-07 シャープ株式会社 信号処理方法、信号処理装置及びコンピュータプログラム
KR20110048922A (ko) * 2009-11-03 2011-05-12 삼성전자주식회사 이미지 센서의 통합 노이즈 모델링 방법 및 이를 이용하는 노이즈 저감 방법
WO2014144443A2 (en) * 2013-03-15 2014-09-18 Yale University Techniques for processing imaging data having sensor-dependent noise
US10334254B2 (en) 2016-09-23 2019-06-25 Apple Inc. Feed-forward and feed-back metadata exchange in image processing pipelines to improve image quality
WO2018117893A1 (en) * 2016-12-23 2018-06-28 Huawei Technologies Co., Ltd. Mixed domain collaborative post filter for lossy still image coding

Also Published As

Publication number Publication date
US11153468B2 (en) 2021-10-19
EP3624454A1 (en) 2020-03-18
JP7512021B2 (ja) 2024-07-08
CN110896432A (zh) 2020-03-20
JP2020058017A (ja) 2020-04-09
US20200092446A1 (en) 2020-03-19

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