Re: [LAD] Checking for jack xruns with Python

Hi Bruno,

On 08/27/2012 05:51 PM, Bruno Gola wrote:
> Hi :-)
>
> i'm writing a tool for monitoring Jack2 (actually the only thing I
> need right now is to be able to check the XRuns).
>
> I'm using the jacklib.py
> [https://raw.github.com/falkTX/Cadence/master/src/jacklib.py] and it
> opens the client connection to jack ok. For example:
>
> ==================
> import jacklib
> client = jacklib.client_open("test-client", jacklib.JackNoStartServer, None)
> xruns=0
> def cb(*args):
> global xruns
> xruns += 1
> return 0
>
> jacklib.set_xrun_callback(client, cb, None)
>
> while True:
> raw_input("(%d) > " % xruns)
> ==================
>
> This runs ok, but my callback (cb) is never called.
>
> I'm sure it's registered to receive XRun notifications because
> whenever I call "jacklib.set_xrun_callback" it starts showing me some
> jack debug messages like "Jack: JackClient::ClientNotify ref = 3 name
> = test-client notify = 3" for each xrun.
>
> Am I missing anything?
>
> Thanks!

You're missing a call to jack_activate() - or its python equivalent.

best,
robin
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Received on Mon Aug 27 20:15:03 2012