在App中如果用AVAudioSession setActive等来中断其它播放器,当自己App中播放完毕,一般要恢复其它播放器。
NSError *err;
[[AVAudioSession sharedInstance] setActive:NO withOptions:AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation error:&err];
setActive:YES与setActive:NO一般要成对出现。
没有setActive:YES然后就setActive:NO会抛异常:
AVAudioSession.mm:623: -[AVAudioSession setActive:withOptions:error:]: Deactivating an audio session that has running I/O. All I/O should be stopped or paused prior to deactivating the audio session.
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