CN109417616A - 用于图像处理的方法和装置 - Google Patents

用于图像处理的方法和装置 Download PDF

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Publication number
CN109417616A
CN109417616A CN201680087579.7A CN201680087579A CN109417616A CN 109417616 A CN109417616 A CN 109417616A CN 201680087579 A CN201680087579 A CN 201680087579A CN 109417616 A CN109417616 A CN 109417616A
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China
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color
component
image
color adjustment
value
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CN109417616B (zh
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李蒙
陈海
郑建铧
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)

Abstract

一种用于图像处理的方法和装置，能够提高进行色彩处理的图像的质量，包括：确定待处理图像的各像素的N个色彩分量的色彩值，N为大于1的自然数；确定所述各像素的亮度值分别与所述N个色彩分量的色彩值的N个比值；根据所述N个比值，确定N个第一色彩调整系数；根据所述N个第一色彩调整系数和所述N个色彩分量的色彩值，对所述各像素进行色彩处理，以得到目标图像。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201680087579.7A 2016-08-22 2016-08-22 用于图像处理的方法和装置 Active CN109417616B (zh)

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PCT/CN2016/096280 WO2018035691A1 (zh) 2016-08-22 2016-08-22 用于图像处理的方法和装置

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CN115088253A (zh) * 2020-04-30 2022-09-20 华为技术有限公司 一种图像色彩处理方法及装置
WO2022151320A1 (zh) * 2021-01-15 2022-07-21 深圳市大疆创新科技有限公司 图像处理方法、装置、计算机可读存储介质

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US20190228509A1 (en) 2019-07-25
WO2018035691A1 (zh) 2018-03-01
CN111667418A (zh) 2020-09-15
US10963996B2 (en) 2021-03-30
CN111667418B (zh) 2024-06-28
CN109417616B (zh) 2020-05-08

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