Still struggling with this. Any ideas?

On Sunday, November 2, 2014 10:27:19 PM UTC-8, twiggle wrote:
> I need to synchronize events to an mp4/aac file.  I'm using MediaPlayer for 
> playback and checking elapsed time from start in order to determine when it 
> is time for successive events.  I also periodically synchronize the elapsed 
> time with MediaPlayer getCurrentPosition.  
> 
> 
> From what I'm seeing, accuracy of getCurrentPosition can vary significantly - 
> i.e. I'm finding a case now (Xperia M2 on 4.4.2) where what I actually hear 
> is about 800 ms delayed from what is reported by getCurrentPosition, but on a 
> different device and OS version (Nexus 7 on 4.2) it's right on.
> 
> 
> What could be causing the inaccuracy?  Is there anyway to calibrate to 
> eliminate it? If not, is there a better way to synchronize events to mp4/aac 
> files?



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