[R] Using tcltk to display jpeg images

[Philippe Grosjean]

Hello,

You have to tell us on which platform you want to install the Tcl img 
package. If it is Windows, I can help.
Best,

Philippe

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( ( ( ( (    Prof. Philippe Grosjean
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Jonathan Williams wrote:
> Dear R Helpers,
> 
> Does anyone know how to use tcltk to display jpeg images? The manual says
> that
> one must use Tk_PhotoCreateImageFormat to register the jpeg image handler.
> The
> "ActiveTcl User Guide"
> (http://support.serv.ch/lang/tcl/img/doc/img-jpeg.html)
> says:-
> 
> "The package img::jpeg is a sub-package of Img. It can be loaded as a part
> of the complete
> Img support, via package require Img, or on its own, via package require
> img::jpeg"
> 
> I downloaded the tkimg1.3 file from
> http://kent.dl.sourceforge.net/sourceforge/tkimg/tkimg1.3.zip,
> but I cannot figure out how to 'build' the files to link them to R.
> 
> Would someone be so kind as to tell me how to do this? Better still, does
> anyone have an R routine
> that will do it, since I have no experience of this kind of programming.
> 
> Thanks, in advance,
> 
> Jonathan Williams
> 
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