判断设备处于静音模式

最新推荐文章于 2024-08-20 08:44:52 发布

最新推荐文章于 2024-08-20 08:44:52 发布 · 874 阅读

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-(BOOL)silenced
{
     #if TARGET_IPHONE_SIMULATOR
         // return NO in simulator. Code causes crashes for some reason.
         return NO;
     #endif
 
    CFStringRef state;
    UInt32 propertySize = sizeof(CFStringRef);
    AudioSessionInitialize(NULL, NULL, NULL, NULL);
    AudioSessionGetProperty(kAudioSessionProperty_AudioRoute, &propertySize;, &state;);
    if(CFStringGetLength(state) > 0)
            return NO;
    else
            return YES;
}