CN104463819B - 图像滤波方法和装置 - Google Patents

图像滤波方法和装置 Download PDF

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Publication number
CN104463819B
CN104463819B CN201410436967.4A CN201410436967A CN104463819B CN 104463819 B CN104463819 B CN 104463819B CN 201410436967 A CN201410436967 A CN 201410436967A CN 104463819 B CN104463819 B CN 104463819B
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CN
China
Prior art keywords
confidence
window
filter
image
filtered
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Expired - Fee Related
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CN201410436967.4A
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English (en)
Chinese (zh)
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CN104463819A (zh
Inventor
约布斯特·霍伦特鲁
马库斯·施洛瑟
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InterDigital CE Patent Holdings SAS
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Thomson Licensing SAS
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Priority claimed from EP13306804.9A external-priority patent/EP2887309A1/en
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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • 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
    • G06T2207/20024—Filtering details
    • G06T2207/20028—Bilateral filtering
    • 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
    • G06T2207/20182—Noise reduction or smoothing in the temporal domain; Spatio-temporal filtering

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Facsimile Image Signal Circuits (AREA)
CN201410436967.4A 2013-09-20 2014-08-29 图像滤波方法和装置 Expired - Fee Related CN104463819B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP13306287.7 2013-09-20
EP13306287 2013-09-20
EP13306804.9A EP2887309A1 (en) 2013-12-20 2013-12-20 Method and apparatus for filtering an image
EP13306804.9 2013-12-20

Publications (2)

Publication Number Publication Date
CN104463819A CN104463819A (zh) 2015-03-25
CN104463819B true CN104463819B (zh) 2019-03-08

Family

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CN201410436967.4A Expired - Fee Related CN104463819B (zh) 2013-09-20 2014-08-29 图像滤波方法和装置

Country Status (5)

Country Link
US (1) US9286663B2 (enExample)
EP (1) EP2851867A3 (enExample)
JP (1) JP2015060593A (enExample)
KR (1) KR20150032822A (enExample)
CN (1) CN104463819B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3046073A1 (en) * 2015-01-14 2016-07-20 Thomson Licensing Method and apparatus for color correction in an alpha matting process
US10277203B2 (en) 2015-02-27 2019-04-30 Microchip Technology Germany Gmbh Digital filter with confidence input
US10135424B2 (en) 2015-02-27 2018-11-20 Microchip Technology Germany Gmbh Digital filter with confidence input
EP3086552A1 (en) * 2015-04-20 2016-10-26 Thomson Licensing Method and apparatus for image colorization
TWI552603B (zh) * 2015-05-19 2016-10-01 晶相光電股份有限公司 影像校正系統以及方法
CN105184743B (zh) * 2015-08-19 2018-03-30 常州工学院 一种基于非线性导向滤波的图像增强方法
JP6913099B2 (ja) * 2016-07-21 2021-08-04 マイクロチップ テクノロジー ジャーマニー ゲーエムベーハー 信頼入力を伴うデジタルフィルタ
EP3570248A1 (en) * 2018-05-14 2019-11-20 InterDigital CE Patent Holdings Method and apparatus for processing a video content based on confidence-aware guided video filtering and corresponding computer readable program product and computer readable storage medium
CN110324617B (zh) * 2019-05-16 2022-01-11 西安万像电子科技有限公司 图像处理方法及装置

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101505367A (zh) * 2007-12-12 2009-08-12 英特尔公司 自适应图像增强方法
WO2013124312A1 (en) * 2012-02-21 2013-08-29 Tp Vision Holding B.V. Object-aligned filtering method and apparatus

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Publication number Priority date Publication date Assignee Title
JP4305688B2 (ja) * 1999-02-18 2009-07-29 ソニー株式会社 画像処理装置および方法、並びに記録媒体
US8606009B2 (en) 2010-02-04 2013-12-10 Microsoft Corporation High dynamic range image generation and rendering
US8532425B2 (en) 2011-01-28 2013-09-10 Sony Corporation Method and apparatus for generating a dense depth map using an adaptive joint bilateral filter
JP5830348B2 (ja) * 2011-10-26 2015-12-09 オリンパス株式会社 撮像装置
AU2013206597A1 (en) * 2013-06-28 2015-01-22 Canon Kabushiki Kaisha Depth constrained superpixel-based depth map refinement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101505367A (zh) * 2007-12-12 2009-08-12 英特尔公司 自适应图像增强方法
WO2013124312A1 (en) * 2012-02-21 2013-08-29 Tp Vision Holding B.V. Object-aligned filtering method and apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
《Confidence evaluation for robust,fast-converging disparity map refinement》;J Jachalsky等;《2010 IEEE International Conference on Multimedia and Expo》;20101231;第1399-1404页
《Guided Image Filtering》;Kaiming He等;《IEEE Transactions on Pattern Analysis and Machine Intelligence》;20130630;第1397-1409页

Also Published As

Publication number Publication date
CN104463819A (zh) 2015-03-25
EP2851867A2 (en) 2015-03-25
KR20150032822A (ko) 2015-03-30
US20150086128A1 (en) 2015-03-26
EP2851867A3 (en) 2015-06-03
JP2015060593A (ja) 2015-03-30
US9286663B2 (en) 2016-03-15

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Effective date of registration: 20190516

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Patentee after: Interactive Digital CE Patent Holding Company

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Granted publication date: 20190308

Termination date: 20200829