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Old 05-23-2020, 03:33 AM   #6
jefferson
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jefferson began at the beginning.
 
Posts: 21
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Join Date: May 2014
Device: kindle
Quote:
Originally Posted by NiLuJe View Post
The Kobo is probably going to have an *extremely* hard time dealing with anything image-related on its own at anything better than a snails pace, especially given the native resolution on the average midrange smartphone.

If you go this route, better have the source preprocess the image as much as possible, so that the Kobo ends up having to do almost zero work besides dumping that to the framebuffer verbatim (i.e., match the target pixel format, ideally after having switched to 8bpp on the Kobo to save some bandwidth).

(The examples in the Python FBInk bindings have some musings about that sort of things).
The plan is to optimize the image before sending - optimize black and white, resolution and choose only the part of the screen I care to see and not the whole screen.
I will check out FBInk, do you have more recommendations for an optimal image format - 8bpp is already something I don't understand.
Do you think it's possible to fetch and show images with FBInk? What would be an easy proof of concept?
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