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objective c - PSA: [[AVAudioPlayer alloc] init] crashes in ...
https://stackoverflow.com/questions/58181247/psa-avaudioplayer-alloc-init-crashes-in-ios-13-1-and-avaudioplayer
I also noticed that the init method is not present anywhere on the official documentation for AVAudioPlayer, though the method is not deprecated and no warnings are given when you use it. Don't use [ [AVAudioPlayer alloc] init] or AVAudioPlayer () for those of you who use Swift. ios objective-c swift avfoundation ios13 Share Improve this question
ARC環境下でAVAudioPlayerを使い柔軟かつシンプルにサウンド …
https://qiita.com/yuky_az/items/085e30c159cafa8dac1c
なぜなら、メソッドの終了後にplayerのメモリが解放されてしまうからです。 retainをして参照カウントを上げようにも、ARC環境下ではretainは使えません。 この問題に対処するために、AVAudioPlayerのインスタンスをメンバ変数に ...
AVAudioPlayer cannot play music with a NSTimer in background
https://www.py4u.net/discuss/2784061
Answer #2: before going to code. you need to tell the OS that you want permission to play music in background. you can do that by setting a Key in your app's info.plist. <key> UIBackgroundModes </key> <array> <string> audio </string> </array>. doing so, you will be able to play audio when app moves to background.
iOS--播放声音（AVAudioPlayer）、录音（AVAudioRecorder）_转 …
https://cxymm.net/article/u010165653/41750771
iOS--播放声音（AVAudioPlayer）、录音（AVAudioRecorder）_转身扭到脖子的专栏-程序员秘密. 技术标签： iOS--UI
How to copy songs from iPod Library to app and play with ...
https://www.py4u.net/discuss/1596952
The following code will read the ipod library song from its url and copy it to disk for use.. note this code wont work with m4as because the URLs from ipod library for m4as dont contains headers, for that you will need to use AVAssetExporter to write the header and music data to disk. - ( void )exportMP3: ( NSURL *)url toFileUrl: ( NSString ...
StackOverGo - iOS >> How to Create a "Place Holder" Array ...
https://stackovergo.com/de/q/3060928/ios--how-to-create-a-place-holder-array-for-objects-that-were-not-yet-allocinit
In a certain view I have a bunch of AVAudioPlayer properties, each one is supposed to be played upon a certain user action. While the selected AVAudioPlayer is played, if another AVAudioPlayer was played - it should stop.... Question about: ios5,memory-management,init,alloc.
IOS中通过UICollectionView和UICollectionViewFlowLayout设置初 …
https://www.cxybb.com/article/lgm252008/42971131
首先，应用到相关代理包括:UIScrollViewDelegate, 游标cursor滑动控制显示第几个数据，可根据cursor获取相关对象里边的值。如声音播放链接地址，标题名称等。UICollectionViewDataSource, 数据加载代理UICollectionViewDelegate, cell视图显示代理UICollectionViewDelegateF
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