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Re: [Digital BW] Re: ROY: What DPI for Qimage->QTR on Epson 2100?

2004-11-08 by Ernst Dinkla

Roy Harrington wrote:

> 
> 
> What I usually do is simply send my files to QTR at whatever PPI they
> already are rather than re-sampling.   In general I have files that are
> between 360 and 720.  In the PC version what happens is the PPI of
> the input is upsampled to 1440x720ppi using a bi-linear algorithm.  For
> inputs of at least 360ppi I expect this upsampling is good enough.
> Anything less should be upsampled using a better algorithm like
> bi-cubic or what Qimage does.
> 
> Given all that if you are using Qimage probably the best would be to
> feed QTR a file of 720ppi rather than 360 but whether you'll see the
> difference is probably image dependent and how close you look at it.
> 
> Roy

Roy,

Is that 1440 x 720 PPI used for all Epsons, even the 9000 ?

Ernst

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