I found a tool that can convert a PDF textbook to epub, with minimal loss/corruption. Do we have an epub import tool lying around? I think Steve Schneider did something with epub in the spring.
On Friday, September 1, 2017 at 6:21:26 AM UTC-4, Jeremy Ruston wrote: > > The trouble with PDF is that, contrary to expectations, it is actually an > image file format, rather than a text document format. In other words, it > doesn’t know anything about paragraphs, or headers, or footers; all it > knows about are simple instructions to draw a given letter at given > coordinates. (Worse than that, some PDFs are actually just embedded > bitmaps). > > That means that converting a PDF into a conventional document is more akin > to “optical character recognition” than ordinary file format conversion. It > takes machine learning or sophisticated heuristics for software to figure > out the structural relationships behind the document image. There is some > effective software available to do this conversion, but it tends to be > expensive because it’s such a hard problem and the capability is so > valuable. > > Best wishes > > Jeremy. > > > > On 1 Sep 2017, at 05:02, TonyM <anthony...@gmail.com <javascript:>> > wrote: > > > > Such a tool would be helpful. > > > > Personally I would look into tools to turn pdfs into text then import > that, because there a many issues going from a highly formatted document > type to plain text. Not to mention text inside images where some OCR is > needed. > > > > Foxit reader and Pro is great for pdf work but not sure it will help > you. > > > > Regards > > Tony > > > > -- > > You received this message because you are subscribed to the Google > Groups "TiddlyWiki" group. > > To unsubscribe from this group and stop receiving emails from it, send > an email to tiddlywiki+...@googlegroups.com <javascript:>. > > To post to this group, send email to tiddl...@googlegroups.com > <javascript:>. > > Visit this group at https://groups.google.com/group/tiddlywiki. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/tiddlywiki/4b702ecd-3fbd-4e09-b6db-dd4092ca4000%40googlegroups.com. > > > > For more options, visit https://groups.google.com/d/optout. > > -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to tiddlywiki+unsubscr...@googlegroups.com. To post to this group, send email to tiddlywiki@googlegroups.com. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/37505e27-6cfc-4cd3-bb1d-e9bd966ddd15%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
