Dear Maruan, Thank you very much for the information. Please find herewith attached the PDF to reproduce the problem. The text to remove is: "To Be Approved". The text has a multi-byte encoding, so I call first to encode it in order to find it then remove it.
Best Regards, a7mad On Mon, Mar 23, 2015 at 4:13 PM, Maruan Sahyoun <[email protected]> wrote: > Dear a7mad, > > removing text from a PDF is not an easy task as > - text which might visually appear as a single item might consistent of > individual parts within the PDF itself e.g. each character or groups of > characters are place individually in different COSStrings > - text might be drawn using graphics commands > - text can appear within different parts of the PDF (e.g. the text might > be content of a form field AND the annotation representing the form field > visually) > - you need to look up the encoding information to get form the characters > in the PDF "string" to the ones you are looking for > …. > > If you can post a specific PDF to a public location and describe in detail > which string should have been replaced which hasn't I will be able to tell > you why that might have happened. > > Maruan > > > > Am 23.03.2015 um 15:03 schrieb a7med shre3y <[email protected]>: > > > > Hi all, > > > > Currently I am facing a strange problem removing text from the some PDFs. > > My program is able to find the text and "remove it" by calling the > > COSString.reset() method. > > The problem is, when I open the output PDF file, I still see the text but > > not selectable (I mean when I try to highlight it with the mouse to copy > > it, it's not selectable!). When print the content (tokens) of the output > > file, I DO NOT find the text at all!! > > > > I am currently stuck in the PDF specifications 1.5 and really running out > > of time. > > > > I'd so much appreciate any help or any idea on what's going on. > > > > Notes: > > 1. I use use PDFBox 1.7.1 > > 2. This problem does not occur with all PDFs, only some PDFs cause this > > problem. > > > > Thank you very much. > > a7mad > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
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