https://github.com/wuyenlin/imagehist

https://github.com/wuyenlin/imagehist

histogram image-processing opencv

Last synced: 6 days ago
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• Host: GitHub
• URL: https://github.com/wuyenlin/imagehist
• Owner: wuyenlin
• License: gpl-2.0
• Created: 2022-02-21T18:26:06.000Z (over 2 years ago)
• Default Branch: main
• Last Pushed: 2022-02-22T21:23:33.000Z (over 2 years ago)
• Last Synced: 2023-02-28T23:17:57.052Z (over 1 year ago)
• Topics: histogram, image-processing, opencv
• Language: Python
• Homepage:
• Size: 911 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
## ImageHist

A simple code to calculate [image histogram](https://en.wikipedia.org/wiki/Image_histogram) and visualize them separately in 3 different plots.

### Usage

For example, the following code takes in the file `./demo.jpg`, calculates its histogram with `DPI=500`, and saves the final histogram plots.

```

python main.py --file_name ./demo.jpg --dpi 500 --save_img

```

Here is the result:



## TODO

-[ ] Histogram equalization (full and partial)