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Re: [Discuss-gnuradio] failed assertion in gr_buffer.h


From: Eric Blossom
Subject: Re: [Discuss-gnuradio] failed assertion in gr_buffer.h
Date: Mon, 19 Nov 2007 07:56:57 -0800
User-agent: Mutt/1.5.9i

On Mon, Nov 19, 2007 at 10:43:32AM -0500, Ed Criscuolo wrote:
> I'm having difficulty with a block I'm writing that I've been
> unable to resolve, and I hope somebody out there can help.
> 
> The block's input and output run at different rates, so I
> inherited from gr_block, as in the howto-write-a-block-3.1.1
> first example.  In addition, I supplied a forecast method
> that returns the number of input items required for a given
> number of output items, and I used the
> "set_relative_rate" method in the constructor to set
> the relative rate to output_rate/input_rate.

BTW, is the input rate to output rate relationship constant?
E.g., 1:N or N:1.  If so, you can use the gr_sync_interpolator or
gr_sync_decimator base class.  Less likelihood of trouble with those ;)

Eric




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