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Re: [Discuss-gnuradio] Connect question
From: |
Johnathan Corgan |
Subject: |
Re: [Discuss-gnuradio] Connect question |
Date: |
Tue, 6 Jan 2009 08:19:58 -0800 |
On Tue, Jan 6, 2009 at 6:21 AM, Sebastiaan Heunis <address@hidden> wrote:
> Hi
>
> I would just like to know if it is possible to connect blocks
> dynamically? I'm implementing the analysis_filterbank block. What I
> would like to do is write a GUI application that allows one to select
> the channel of interest. This channel is then displayed on an FFT
> sink. Can I do it as such?
>
> def pick_channel(self,event):
> chan = spinctrl.GetValue()
> self.channel = int(chan)
> self.connect((bank,chan),self.demod)
>
> or do I need to call fg.stop() and fg.start()?
You use self.lock(), do the rewiring, then self.unlock(). See an
example of this usage in:
http://gnuradio.org/trac/browser/gnuradio/trunk/gr-utils/src/python/usrp_siggen.py#L91
The above does a disconnect_all() also, which you don't need.
-Johnathan