CN109377475B - 24色卡视频关键帧自动定位与色差时序变化分析方法 - Google Patents
24色卡视频关键帧自动定位与色差时序变化分析方法 Download PDFInfo
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- CN109377475B CN109377475B CN201811102810.2A CN201811102810A CN109377475B CN 109377475 B CN109377475 B CN 109377475B CN 201811102810 A CN201811102810 A CN 201811102810A CN 109377475 B CN109377475 B CN 109377475B
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- 238000004458 analytical method Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 33
- 230000011218 segmentation Effects 0.000 claims description 10
- 230000004075 alteration Effects 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 6
- 238000012300 Sequence Analysis Methods 0.000 claims description 5
- 230000000877 morphologic effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002123 temporal effect Effects 0.000 claims 4
- 238000004364 calculation method Methods 0.000 abstract description 5
- 238000011156 evaluation Methods 0.000 description 3
- 238000013441 quality evaluation Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/136—Segmentation; Edge detection involving thresholding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/155—Segmentation; Edge detection involving morphological operators
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- 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
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- 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
- G06T2207/10016—Video; Image sequence
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- 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
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30168—Image quality inspection
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CN201811102810.2A CN109377475B (zh) | 2018-09-20 | 2018-09-20 | 24色卡视频关键帧自动定位与色差时序变化分析方法 |
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CN201811102810.2A CN109377475B (zh) | 2018-09-20 | 2018-09-20 | 24色卡视频关键帧自动定位与色差时序变化分析方法 |
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CN109377475A CN109377475A (zh) | 2019-02-22 |
CN109377475B true CN109377475B (zh) | 2021-11-23 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113834638B (zh) * | 2021-09-03 | 2024-05-24 | 大连中科创达软件有限公司 | 视场角确定方法、装置、设备及存储介质 |
CN113840135B (zh) * | 2021-09-03 | 2023-10-20 | 大连中科创达软件有限公司 | 色偏检测方法、装置、设备及存储介质 |
CN115439477B (zh) * | 2022-11-07 | 2023-03-28 | 广东欧谱曼迪科技有限公司 | 24色卡定位方法、装置、电子设备及存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7184100B1 (en) * | 1999-03-24 | 2007-02-27 | Mate - Media Access Technologies Ltd. | Method of selecting key-frames from a video sequence |
CN106226249A (zh) * | 2016-09-29 | 2016-12-14 | 成都齐力丝绸有限公司 | 一种颜色数字化比对系统及方法 |
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US8872923B2 (en) * | 2013-02-20 | 2014-10-28 | Hewlett-Packard Development Company, L.P. | Color calibration chart acquisition |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7184100B1 (en) * | 1999-03-24 | 2007-02-27 | Mate - Media Access Technologies Ltd. | Method of selecting key-frames from a video sequence |
CN106226249A (zh) * | 2016-09-29 | 2016-12-14 | 成都齐力丝绸有限公司 | 一种颜色数字化比对系统及方法 |
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Inventor after: Liao Zhiliang Inventor after: Tao Liang Inventor after: Wang Daoning Inventor after: Zhang Yadong Inventor after: Guo Baozhu Inventor before: Guo Baozhu Inventor before: Wang Daoning Inventor before: Zhang Yadong |
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Denomination of invention: 24 color card video keyframe automatic positioning and color difference timing change analysis method Effective date of registration: 20230726 Granted publication date: 20211123 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: YICHENG GAOKE (DALIAN) TECHNOLOGY Co.,Ltd. Registration number: Y2023980049989 |
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Granted publication date: 20211123 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: YICHENG GAOKE (DALIAN) TECHNOLOGY Co.,Ltd. Registration number: Y2023980049989 |
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Denomination of invention: 24 color card video keyframe automatic positioning and color difference temporal change analysis method Granted publication date: 20211123 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: YICHENG GAOKE (DALIAN) TECHNOLOGY Co.,Ltd. Registration number: Y2024980038970 |
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