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Old 01-10-2020, 06:12 AM   #4
Doitsu
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Join Date: Dec 2010
Device: Kindle PW2
Quote:
Originally Posted by dxcore35 View Post
[...] is it possible to use metadata field from content.opf:
Theoretically, it'd possible to parse content.opf with an XMLHttpRequest, however, this would only work with epub3 files and only if the epub app supports Javascript.

Have you tried the Calibre cover generator (Edit metadata > Generate cover)?
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