Simplify and speedup preview creating #660
Merged
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This PR drop time to create preview of images (time to creating preview of cr2 - 35 MB, 6240x4160 dropped from 3-4s to 1-2s)
Previous solution:
image-rs
gtk-rs
image objectNew solution:
gtk-rs
Simpler and a lot of faster solution, but sadly looks that in current state not properly rotate some images(maybe migrating to GTK 4 will fix this behavior)
Also speedup comparing images.
Looks that alpha is fixed now