CN112887637A - 校正光场照相机捕获的图像上引起的渐晕效应的方法和设备 - Google Patents

校正光场照相机捕获的图像上引起的渐晕效应的方法和设备 Download PDF

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Publication number
CN112887637A
CN112887637A CN202110039317.6A CN202110039317A CN112887637A CN 112887637 A CN112887637 A CN 112887637A CN 202110039317 A CN202110039317 A CN 202110039317A CN 112887637 A CN112887637 A CN 112887637A
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China
Prior art keywords
photosite
value
photosites
light field
field camera
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CN202110039317.6A
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English (en)
Chinese (zh)
Inventor
莫扎德·赛菲
瓦尔特·德拉季奇
保罗·凯尔比里乌
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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Publication of CN112887637A publication Critical patent/CN112887637A/zh
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H04N23/12—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with one sensor only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/957—Light-field or plenoptic cameras or camera modules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/41—Extracting pixel data from a plurality of image sensors simultaneously picking up an image, e.g. for increasing the field of view by combining the outputs of a plurality of sensors
    • 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
    • H04N25/61—Noise processing, e.g. detecting, correcting, reducing or removing noise the noise originating only from the lens unit, e.g. flare, shading, vignetting or "cos4"
    • 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
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10052—Images from lightfield camera
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/55—Depth or shape recovery from multiple images
    • G06T7/557—Depth or shape recovery from multiple images from light fields, e.g. from plenoptic cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2209/00—Details of colour television systems
    • H04N2209/04—Picture signal generators
    • H04N2209/041—Picture signal generators using solid-state devices
    • H04N2209/042—Picture signal generators using solid-state devices having a single pick-up sensor
    • H04N2209/045—Picture signal generators using solid-state devices having a single pick-up sensor using mosaic colour filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
  • Color Television Image Signal Generators (AREA)
  • Blocking Light For Cameras (AREA)
  • Geometry (AREA)
  • Computer Vision & Pattern Recognition (AREA)
CN202110039317.6A 2015-12-15 2016-12-15 校正光场照相机捕获的图像上引起的渐晕效应的方法和设备 Pending CN112887637A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15307003.2 2015-12-15
EP15307003.2A EP3182697A1 (en) 2015-12-15 2015-12-15 A method and apparatus for correcting vignetting effect caused on an image captured by lightfield cameras
CN201611159809.4A CN107071233B (zh) 2015-12-15 2016-12-15 一种用于对由光场照相机引起的渐晕效应进行校正的方法、设备和可读介质

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CN112887637A true CN112887637A (zh) 2021-06-01

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CN201611159809.4A Active CN107071233B (zh) 2015-12-15 2016-12-15 一种用于对由光场照相机引起的渐晕效应进行校正的方法、设备和可读介质

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US (2) US10455169B2 (enExample)
EP (2) EP3182697A1 (enExample)
JP (1) JP6978833B2 (enExample)
KR (1) KR20170074771A (enExample)
CN (2) CN112887637A (enExample)

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CN110349132B (zh) * 2019-06-25 2021-06-08 武汉纺织大学 一种基于光场相机深度信息提取的织物瑕疵检测方法
SE1950837A1 (en) * 2019-07-03 2021-01-04 Fingerprint Cards Ab Sensor displacement compensation
CN111147760B (zh) * 2019-12-23 2021-08-24 兴科迪智能科技(北京)有限公司 一种光场相机及其光度调整方法、装置及电子设备
CN113132704B (zh) 2020-01-15 2022-08-19 华为技术有限公司 一种图像处理的方法、装置、终端以及存储介质
CN111970460B (zh) * 2020-08-17 2022-05-20 Oppo广东移动通信有限公司 高动态范围图像处理系统及方法、电子设备和可读存储介质
CN116194950A (zh) * 2020-09-22 2023-05-30 K莱恩斯有限公司 用于创建图像记录的方法

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Also Published As

Publication number Publication date
JP2017139743A (ja) 2017-08-10
KR20170074771A (ko) 2017-06-30
EP3182697A1 (en) 2017-06-21
US10455169B2 (en) 2019-10-22
US20170171479A1 (en) 2017-06-15
CN107071233B (zh) 2021-01-29
JP6978833B2 (ja) 2021-12-08
EP3182698A3 (en) 2017-08-23
EP3182698A2 (en) 2017-06-21
US20210092314A1 (en) 2021-03-25
CN107071233A (zh) 2017-08-18

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Application publication date: 20210601