[vdr] Re: can the osd be accessed by a separate pthread?

[Gunnar Roth <gunnar.roth@gmx.de>]

Clemens Kirchgatterer wrote:

> Gunnar Roth <gunnar.roth@gmx.de> wrote:
>
>  
> > Is this really true?  what about  a status message appearing because
> > of cutting process ended?
> > or a message iniated by a call to svdrsend.pl? my vbox plugin also
> > show a status message if new calls are available.
> >    
> it can't. the osd is a static object. there is only one at any time.
> when there is already an osd open cOsd::OpenRaw(x, y) will return NULL.
>
> cOsdBase *cOsd::OpenRaw(int x, int y)
> {
>  return osd ? NULL : cDevice::PrimaryDevice()->NewOsd(x, y);
> }
>  
maybe this is valid for OpenRaw, but believe me a status message will 
interfer with your plugin as i did explain in my last post.
please do a test by yourself. start testris and then issue a status 
message from the console with "svdrsend.pl  MESG  "this is a test""
and look what happens.

>  
> > > when you fall out of the main thread, what do you want to wait for?
> > > when it ends, it ends. nothin more, nothing less. :-)
> > >
> > >      
> > to wait until the thread really ends. because the thread  accesses the
> > osd.
> >    
> the osd gets closed just before the main thread ends. so there is
> nothing to wait for.
>  
It gets closed , but at this time the main vdr thread can already do 
access the osd.
you do an usleep in your thread loop, on slow computers this could 
indded happen IMHO

> greetings ...
> clemens
>
>
>  
regards,
gunnar





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