Groups > Corel > Corel PhotoPaing X3 > Re: Getting rid of dots in a scanned image




Re: Getting rid of dots in a scanned image

Re: Getting rid of dots in a scanned image
Sun, 20 Jan 2008 16:39:24 -070
That line screening is simply too ludicrous to even attempt. That looks 
like a picture which was screened at its source for an "artistic 
effect," not reproduction. Or possibly it was sub postage stamp size and 
you you have enlarged the picture which only means you enlarged the dots.

That said, a maximum (using "tune blur" in this case), Gaussian blur 
will get rid of the dots, and, of course, a whole lot else, but it is 
still identifiable as a picture.

There has been a bug for many years in PP that has a workaround. 
Sometimes PP does not show results properly in full screen previews of 
various kinds; sometimes it even carries over to the final view. Always 
set the "cache levels" to one (options > memory), otherwise what
you do 
may not be what you see which may not be what you get.


Michael wrote:
> Hello again
>  
> I forgot to say when I sent the camera pic earlier, that I'm self-taught 
> to a point.  However, no matter how I have tried, I just cannot get rid 
> of the dots in the image shown.
>  
> Tasks tried were, scanning in draft; in Photopaint, applying the blur 
> and noise features, then sharpening without success.
>  
> Any helps and tips would be appreciated. 
>  
> Thanks
>  
>  
> Michael Feldman
>  
Post Reply
Re: Getting rid of dots in a scanned image
Sun, 20 Jan 2008 16:46:47 -070
actually about 51% (using the scale in Tune Blur) Gaussian blur is about 
optimum in my test.

Paul McGee wrote:
> 
> That line screening is simply too ludicrous to even attempt. That looks 
> like a picture which was screened at its source for an "artistic 
> effect," not reproduction. Or possibly it was sub postage stamp size
and 
> you you have enlarged the picture which only means you enlarged the dots.
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