PDF can contain annotations (pop-up notes). It would be highly useful if their contents were output by pdftotext to allow them to be indexed by
I am the author of gscan2pdf (http://gscan2pdf.sourceforge.net/), an
application to make it easy to scan to a PDF. Having added OCR functionality,
the most obvious way of using the OCR output in the PDF is in an annotation -
thereby having the original scan, and idealy searchable text.
Created attachment 10325 [details]
A PDF with a scan and an annotation
The annotation reads "This is an annotation"
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