[linux-audio-dev] gtkmeter and threads?

Steve Harris S.W.Harris at ecs.soton.ac.uk
Sun Oct 31 17:13:46 UTC 2004


On Sun, Oct 31, 2004 at 04:42:06 +0000, Dan Mills wrote:
> Hi all,
> I am working on a project that makes very heavy use of the gtkmeter code 
> (borrowed from JAMIN), and seem to have a hard to track down problem....
> 
> I am using jack so there are a few threads involved and the meters are updated 
> from a g_timeout_add timer callback, the update_meters function is protected 
> by gdk_threads_enter/leave. The problem is that in spite of this I still 
> sometimes get the GUI locking up. There are no locks shared between the GUI 
> and the DSP code and when this happens the DSP continues to run just fine. 
> 
> I remember a CVS version of JAMIN used to do something similar? 

Yeah, it still does AFAIK. I never tracked it down, but didnt put too much
effort into it.

It only happens if jack is not running in realtime mode.

- Steve 



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