[pstricks] jpg versus eps

[Martin Chicoine]

Doris Wagner a écrit :
> hi list,
>
> this is perhaps a little bit off-topic, I hope you don't mind...
>
> sometimes I want to draw some additional things with pstricks on top  
> of something other, not made by pstricks, e.g. a jpg.
>
> so as far as I know I have to convert this jpg to eps for using it  
> inside a pstricks-picture together with includegraphics.
>
> so, first question: is this right? or is there a way to use jpg  
> directly (together with latex->dvips->ps2pdf)?
>
> now here is one thing I stumbled upon: by converting some jpg to eps,  
> the files become quite large, e.g. the jpg has 120 KB, whereas the eps  
> has 1,8 MB. I convert on a mac with the convert command inside  
> terminal (imagemagic).
>
> so, next question: is this normal, I mean that eps files are so much  
> larger than jpg files and if so, what is the reason?
>
> tia
> d
> _______________________________________________
>   

I think the best solution is to convert the jpg files to eps using 
jpeg2ps (http://gnuwin32.sourceforge.net/packages/jpeg2ps.htm). This 
will give you eps files the same size and same quality as your jpg files.

Martin.