Just an FYI, there are sticky posts at the top of each forum that often have answers to questions. The sticky post at the top of the Conversion forum titled, "
Read this before Posting PDF Questions" doesn't talk about time, but it does cover a bunch of other pertinent info in regards to converting PDF files. And in the second sentence links to the calibre manual titled,
Convert PDF documents.
The section of the calibre manual concludes with the following statement.
Quote:
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To re-iterate PDF is a really, really bad format to use as input. If you absolutely must use PDF, then be prepared for an output ranging anywhere from decent to unusable, depending on the input PDF.
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