[mythtv] Plugin developing howto

[Isaac Richards]

On Thursday 04 May 2006 11:03 pm, florin baiduc wrote:
> > Err, you could start a thread whenever.  A plugin doesn't block the
> > frontend any differently than any other part of myth.
> >
> > There's absolutely no need for a separate worker process.  It's just one
> > way of doing things - when you'd want something to continue working if
> > the entire frontend was exited, for instance.
> >
> > Isaac
>
> Agree, as I said, I could freely load any other plugin on top of a
> running one. I can start for ex mythphone on top of mythmusic and
> after closing the phone the mythmusic runs and can be controlled with
> no problems. I am thinking to make a callback and register it, and
> whenewer mythmusic is running if some other plugin tried to access the
> soundcard it either stops (or better pauses mythmusic), or turns the
> volume down and mixes the two sound sources or pops out a menu...
> The question still stays.. Mythmusic doesn't need to be sepparated,
> but can I call a refresh for the layers underneath (the main menu
> layer) by using tcp? It there any other possibility?

Use events (libmyth/mythevent.h) for communication.

And no, you'll need to do some work in mythmusic.  I wouldn't just put another 
plugin on top of it.  Separate thread for playback that the mythmusic UI can 
detach/reattach to would be preferred.

Isaac