Re: Bitmap images in PDF?

[Mark Summerfield]

On 2008-08-27, Robert Riebisch wrote:
> Jeff Kingston wrote:
> > As someone pointed out, the PDF back end is incomplete and
> > unsupported.  Adding support for *isolated* PDF features like
> > this one does not strike me as a good use of anyone's time.
>
> I see. :-/
>
> > Adding *comprehensive* PDF support would be an enormous job
> > and is basically impossible anyway since Lout's graphical
> > packages (e.g. @Diag and @Graph) rely on large PostScript
> > prepend files, for which there is no PDF equivalent.
>
> Um, I'm just a Lout newbie, so why do you always mention @Diag and
> @Graph, when I talk about PDF?
> I just "expect" Lout reading a JPEG file, turning it to a "/Type
> /XObject /Subtype /Image /Name /Im" object and allow references to it.
> Isn't it that simple? ;-)

The @Diag and @Graph packages are used to draw diagrams and graphs using
lout commands and these are converted by lout into PostScript drawing
commands.

So converting an arbitrary lout document into PDF is non-trivial, hence
I (and I suspect most lout users) use Ghostscript to do that.

-- 
Mark Summerfield, Qtrac Ltd, www.qtrac.eu
    C++, Python, Qt, PyQt - training and consultancy
        "C++ GUI Programming with Qt 4" - ISBN 0132354160