Hi Marcus,

It's like I need to start reading and processing the file after a certain
number of FFTs are being written to the file. For that I would need to
maintain a counter and I'm trying to figure out how to do it.

Regards,
Hasini

On Mon, Sep 19, 2016 at 2:58 PM, Marcus Müller <marcus.muel...@ettus.com>
wrote:

> What would you need that counter for? There's the 1/(FFT length) fixed
> relation between samples processed and numbers of FFTs done, so this is
> pretty much a redundant piece of info, but maybe I'm just missing the use
> case.
>
> Best regards,
>
> Marcus
>
> On 09/18/2016 10:23 PM, Hasini Abeywickrama wrote:
>
> Hi all,
>
> I have a GNU Radio flowgraph which uses a USRP to receive a signal,
> converts it to log power FFT and then writes the result to a file, using
> File Sink. I want to have a counter which increments with each FFT written
> to the file.
>
> Is there a way of maintaining and increasing count of the FFTs written to
> the file, while the flowgraph is still running?
>
>
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