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How to judge whether the system has other software are playing music ios？ Thankyou！！！</p>

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1 回答 1

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要查看是否正在播放其他音频，您可以检查kAudioSessionProperty_OtherAudioIsPlaying属性。从文档

UInt32 propertySize, audioIsAlreadyPlaying;

propertySize = sizeof(UInt32);
AudioSessionGetProperty(kAudioSessionProperty_OtherAudioIsPlaying, &propertySize, &audioIsAlreadyPlaying);

如何检测其他应用是否正在播放背景音频？

于 2012-12-01T12:57:33.380 回答