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Re: [Discuss-gnuradio] blks2.pfb_arb_resampler segfault

From: Alexandru Csete
Subject: Re: [Discuss-gnuradio] blks2.pfb_arb_resampler segfault
Date: Sun, 13 May 2012 22:15:26 +0200

On Sun, May 13, 2012 at 5:52 PM, Tom Rondeau <address@hidden> wrote:
> On Sun, May 13, 2012 at 11:33 AM, Alexandru Csete <address@hidden> wrote:
>> I was implementing the two functions from blks2/pfb_arb_resampler.py
>> in C++ and I noticed that the python code crashes for some reason. I
>> was trying it using the attached GRC file.
>> I think the C++ code itself is fine because it works with my C++
>> implementation of pfb_arb_resampler_ccf and pfb_arb_resampler_fff, so
>> the problem must be at the python level. One of the differences
>> between my C++ implementation and the python code is that I use
>> gr_firdes for generating the taps instead of optfir.
>> Alex
> Yes, must be something with optfir producing badly formed taps in this
> case. Can you create your own taps in the GRC graph and pass them to
> the block?

Hi Tom,

Yes, using firdes to generate the taps works. So the problem must be
in the optfir package.


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