When migrating images there are several tools available that can improve the quality of your images before you import them into Imago. With historic imagery taken without a fixed camera support images are commonly rotated a few degrees from the horizon. This can be a challenge when you want to crop them. There are several tools that can help you auto rotate your images so they are aligned with the horizon automatically. My favorite is Image Magick.

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GitHub is home to over 50 million developers working together to host and review code, manage projects, and build software together. Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Already on GitHub?

Sign in to your account. My Problem is, i want to get the deskew angle which will be used in the Rotation process, to rotate the Image myself.

Is there any way to use this method also with magick. I did not found a way to use defines to get the deskew angle. Oh okay, never would have come to this solution xO. Thanks for the fast help. I will try it tomorrow and than give feedback. Okay works perfect thanks. Important to know is the thing that is also mentioned in the link i posted. You need to use the Deskew function before acessing the value deskew:angle.

Else it will only return null. Skip to content. Dismiss Join GitHub today GitHub is home to over 50 million developers working together to host and review code, manage projects, and build software together. Sign up. New issue. Jump to bottom. Labels question. Copy link Quote reply.

Hi there, i am rigth now playing around with the deskew function of the MagickImage. Thanks for any help Regards Manju David. You should be able to get the value with image.

GetArtifact "deskew:angle". M4nju closed this Oct 23, Sign up for free to join this conversation on GitHub. Already have an account?

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How to deskew (auto rotate) images

By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. It only takes a minute to sign up. I want to scan a collection of rectangular photos, both color and black-and-white. I am generally quite happy with the scanning, but I run into some practical problems, due to the fact that photos are placed by hand and may not be well aligned with the scanning canvas or the edges of the scanner. I assume that my photo has been scanned into a white background rectangle containing the rectangular picture I want, possibly not aligned with the edge of the white rectangle.


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Privacy Terms. ImageMagick Skip to content. Quick links. Deskewing and Cropping Scans using ImageMagick Questions and postings pertaining to the usage of ImageMagick regardless of the interface. Usage questions are like "How do I use ImageMagick to create drop shadows? It is not a nearly solid color. Look carefully at your image at full resolution.



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