On 12/6/06, AG Schnozz <agschnozz@xxxxxxxxx> wrote:
>
> > Heh, it's always funny how someone actually just doing a test
> > can debunk accepted wisdom like this.
>
> The USAF 1951 Lens Chart contains no converging or diagonal
> lines. If you are comparing raw resolution, I absolutely agree
> that Stair-Interpolation stinks. However, if you've got lots of
> lines that can alias on you, a Stair-Interpolation may be your
> only option.
>
> AG
Thanks for that. I feel convinced from looking at *prints* from
bicubic upsampled files and FM stair interpolated files that the FM
tool is a Good Thing. It seemed to me that Butzi's using the USAF
lens chart for his test was a bit like using a brick for a hammer.
But I couldn't really say why.
Joel W.
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