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Re: [Discuss-gnuradio] gr_fractional_interpolator.i missing, does anybo

From: Martin Dvh
Subject: Re: [Discuss-gnuradio] gr_fractional_interpolator.i missing, does anybody have it
Date: Mon, 12 Mar 2007 21:01:15 +0100
User-agent: Debian Thunderbird 1.0.2 (X11/20070113)

Johnathan Corgan wrote:
> Martin Dvh wrote:
>>Apparantly the module doesn't exist anymore, although 
>>gr_fractional_interpolator.h and gr_fractional_interpolator.cc exist.
>>I suspect there should also be a: gr_fractional_interpolator.i
>>But I couldn't find it in my source or any of the older gnuradio 
>>releases I have laying around.
> It doesn't appear to have ever existed, as far as I can tell.
> Everywhere fractional interpolation is used in the tree, the low-level
> gri_mmse_fir_interpolator implementation is used.
> The gr_ wrapper does look functional, but I just spotted a bug in its
> constructor, so it looks like a work-in-progress that never got finished.
Yes, I spotted it too now:
   d_mu (phase_shift), d_mu_inc (interp_ratio), d_interp()
should be
   d_mu (phase_shift), d_mu_inc (interp_ratio), d_interp(new 
>>Could anybody tell me how to get gr_fractional_interpolator to work 
>>or where gr_fractional_interpolator.i is.
> I'll add getting this to work to my queue :-)
I don't mind getting it to work myself.
I just don't like inventing the wheel twice.

I will try to get it to work in my tree

and let you know when its done.



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