Playback buffer notification callbacks

[ls ag]

I am not sure waht and why "is not possible and not useful"? Getting notification of a data buffer played? It is a fundamental of every playback framework.
 
> Date: Mon, 11 Apr 2011 10:13:32 +0200
> From: wim.taymans at gmail.com
> To: gstreamer-devel at lists.freedesktop.org
> Subject: Re: Playback buffer notification callbacks
> CC: lsag02 at hotmail.com
> 
> On 04/10/2011 04:11 PM, ls ag wrote:
> > I have close to zero experience and knowledge of gstreamer. However, I 
> > have very extensive experience with other audio playback framework, on 
> > windows and android being some of them.
> >
> > How with gstreamer do I define a callback that will be called when the 
> > sound card has played the audio buffer previously sent to it? 
> > Equivalent to Windows waveOutProc and Android 
> > AudioTrack.OnPlaybackPositionUpdateListener.onMarkerReached?
> This is not possible and not useful, check out the documentation about 
> GStreamer to understand
> why.
> 
> Wim
> >
> >
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