# \#imshow

**URL:** https://forum.opencv.org/tag/imshow/149.md

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## [Deactivate ROI dragging in imshow](https://forum.opencv.org/t/deactivate-roi-dragging-in-imshow/2251)

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**Author:** [@sebko\_iic](https://forum.opencv.org/u/sebko_iic)\
**Replies:** 4\
**Last updated:** [November 30, 2023, 11:47am UTC](https://forum.opencv.org/t/deactivate-roi-dragging-in-imshow/2251 "2023-11-30T11:47:51Z")

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I’m working with imshow. When you zoom into a displayed image with your mouse wheel you can use the left mouse button to drag the ROI. As I am building an application on top of imshow this is really annoying. Can you dea…

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## [A Tool: Zoom in/out and pan image with imshow and resize](https://forum.opencv.org/t/a-tool-zoom-in-out-and-pan-image-with-imshow-and-resize/8881)

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**Author:** [@den8017981](https://forum.opencv.org/u/den8017981)\
**Replies:** 3\
**Last updated:** [May 24, 2022, 9:23am UTC](https://forum.opencv.org/t/a-tool-zoom-in-out-and-pan-image-with-imshow-and-resize/8881 "2022-05-24T09:23:03Z")

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I think lots of users have the problem about zooming in/out and pan images through opencv window. Therefore, I have created a c++ class to finish this job. With your mouse wheel and some parameter setting, you can easi…