When reading older comics often large margins make the panels smaller on the screen.
An option in the web reader settings to toggle on margin cropping. Edge detection could be employed to work out where the margins end and crop them from view.
This feature exists in some other comic reading applications, e.g. Chunky Reader for iPad.
Here鈥檚 a page from an old x-men comic with and without margin cropping.


Quickly checked on stackoverflow.com and it seems it's possible to do so in Javascript, there is hope!
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Quickly checked on stackoverflow.com and it seems it's possible to do so in Javascript, there is hope!