[pjsip] pjsip audio session not recovered on iOS after interruption from youtube video

Michael Fortson mfortson at gmail.com
Tue Jun 12 06:51:16 EDT 2012


There's no guarantee you will receive an endInterruption call (it is often skipped depending on the situation); it's better to use application states and just reactivate the audio session anytime you need it. Extra setActive:YES calls are for audioSession not harmful. 


Cheers,
Michael


On Monday, June 11, 2012 at 1:56 AM, Cataldo Silvia wrote:

> Hi EveryBody, 
> I'm using pjsip to implement a VoIP application on iOS and I am facing a weird issue.
> 
> While pjsip  is correctly recovering audio if interrupted by a GSM Call, it does not recover correctly if the VoIP call is interrupted by a multimedia file, let's say  youtube video for example. 
> 
> The problem is that (from the log) I can see that pjsip correctly receives the BeginInterruption notification but does not receive the EndInterruption. 
> 
> Is this a known issue?  
> 
> Or there is something I have to implement in my application in order to manage this scenario? 
> In addition, how can the app being notified by pjsip  of the interruption in order to put on hold the VoIP call?
> 
> Please note that the GSM call interruption is correctly handled, so I already put in my app the following lines of code: 
> 
> 
> - (BOOL) canBecomeFirstResponder { 
>     return YES;
> }
> 
> -(void) viewDidAppear:(BOOL)animated 
> {
>     [super viewDidAppear:animated];
>     [[UIApplication sharedApplication] 
>      beginReceivingRemoteControlEvents];
>     [self becomeFirstResponder];    
> }
> 
> 
> 
> Thanks a lot in advance! 
> 
> Silvia 
> 
> 
> 
> 
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