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objective c - iOS App asks for microphone access, even …
https://stackoverflow.com/questions/21337276/ios-app-asks-for-microphone-access-even-for-kaudiosessioncategory-mediaplayback
UInt32 sessionCategory = kAudioSessionCategory_PlayAndRecord to each of these: UInt32 sessionCategory = kAudioSessionCategory_MediaPlayback UInt32 sessionCategory = kAudioSessionCategory_AmbientSound UInt32 sessionCategory = kAudioSessionCategory_SoloAmbientSound but in each of the above cases, the app still …
ios - How to switch between speaker and headphones in ...
https://stackoverflow.com/questions/2662585/how-to-switch-between-speaker-and-headphones-in-iphone-application
According to the Apple's documentation, the Audio Session route override is only availble when using the kAudioSessionCategory_PlayAndRecord category. You can try changing the category to kAudioSessionCategory_PlayAndRecord and use the kAudioSessionProperty_OverrideCategoryDefaultToSpeaker property key to route audio to the …
ios - 不录制时在iOS App中隐藏红色录制状态栏 - IT工具网
https://www.coder.work/article/287693
audioController = [[AEAudioController alloc] initWithAudioDescription:desc inputEnabled:YES]; audioController.audioSessionCategory = kAudioSessionCategory_MediaPlayback; 当用户想要录音时，我可以这样打开麦克风: [audioController addInputReceiver:mic]; audioController.audioSessionCategory = kAudioSessionCategory_PlayAndRecord;
restarting openAL after application interruption on the ...
http://benbritten.com/2009/02/02/restarting-openal-after-application-interruption-on-the-iphone/
kAudioSessionCategory_AmbientSound: This one is for ‘longer’ sound playback, but works fine for short sounds as well. It is what i refer to as the ‘game category’; good for games. good to play longer looping background sounds (like a rockin soundtrack, or atmospheric noises) as well as short effects (like gunshots or interface clicks) This category will also allow …
分享：iOS音频播放系列之AudioSession - 简书
https://www.jianshu.com/p/eeb802344568
分享：iOS音频播放系列之AudioSession. 本篇为《iOS音频播放》系列的第二篇。 在实施前一篇中所述的7个步骤之前还必须面对一个麻烦的问题，AudioSession。. 本篇主要介绍关于AudioSession使用、期间需要注意的地方以及可能面临的坑。
AVFoundation开发秘籍笔记-02播放和录制 ... - 简书
https://www.jianshu.com/p/bd333acf62e2
AVFoundation开发秘籍笔记-02播放和录制音频 一、音频会话 AVAudioSession. 音频会话在应用程序和操作系统之间扮演着中间人的角色，提供一种简单实用的方法是OS得知应用程序应该如何与iOS音频环境进行交互。
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