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Re: [Question #241313]: Images with inverted colors

 

Question #241313 on qpdfview changed:
https://answers.launchpad.net/qpdfview/+question/241313

    Status: Answered => Open

Krzysztof is still having a problem:
Hello!

I am not familiar with pdf format.
Thank you very much for your time and detailed explanation.

Best regards,
Krzysztof
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V.M.C. Soft & Hardware Krzysztof Stępień
Ul. Zawiszy 29
78-400 Szczecinek
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telefon: +48 94 3728 512, mobile: +48 504 161 985
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On 27.12.2013 10:26, Adam Reichold wrote:
> Your question #241313 on qpdfview changed:
> https://answers.launchpad.net/qpdfview/+question/241313
>
>      Status: Open => Answered
>
> Adam Reichold proposed the following answer:
> Hello again,
>
> depending on the version you use, a setting for setting the canvas and
> page background colour is available in the settings dialogue under the
> "Graphics" category, but setting the font colour is not since the
> drawing of text is exposed by the PDF rendering process.
>
> Concerning the book readers, this might be possible with other formats
> like ePUB that offer more structured access. But PDF is a format that
> aims for reproducible output, so the options for manipulating the
> different kinds of page content are not a priority. (Even the changed
> background might fail for pages that contain their own background, e.g.
> scanned documents.)
>
> Best regards, Adam.
>

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