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Re: [Discuss-gnuradio] Spectrogram plot on ControlPort

From: Nowlan, Sean
Subject: Re: [Discuss-gnuradio] Spectrogram plot on ControlPort
Date: Thu, 8 Aug 2013 13:01:15 +0000

>That should definitely be a good start. You're going to probably want
>to have a rolling buffer that you fill up with the latest samples and
>age off the oldest ones once its full. Otherwise, you'll just get one
>or two lines of the spectrogram plotted.

I used the waterfall_sink_c class. Doesn't that already buffer everything it 
needs to display the plot? Are you talking about additional buffering before 
the waterfall sink? It looks to be working already.


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