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Re: iOS : ExtAudioFileWriteAsync alternatives / Audio Queue Services availability?
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Re: iOS : ExtAudioFileWriteAsync alternatives / Audio Queue Services availability?


  • Subject: Re: iOS : ExtAudioFileWriteAsync alternatives / Audio Queue Services availability?
  • From: Matt Ingalls <email@hidden>
  • Date: Wed, 14 Feb 2018 10:01:39 -0800

Have you tried AVAudioFile?

> On Feb 13, 2018, at 12:59 PM, Arshia Cont <email@hidden> wrote:
>
> Hello list,
>
> This is my first post here so sorry if this is already asked!
>
> We have been using ExtAudioFileWriteAsync on iOS successfully to write two
> PCM Audio Streams to disk. We have been getting reports from users nagging on
> sudden audio drop outs on some [older] devices and during “performance”. We
> managed finally to find the root of the problem to the thrown
> kExtAudioFileError_AsyncWriteBufferOverflow exception which means (probably?)
> that ExtAudioFileWriteAsync is not keeping the pace with the system writing
> to disk.
>
> So I believe we must use lower level calls here (?).
>
> What would be an alternative for ExtAudioFileWriteAsync?

>
> I have been looking at Audio Queue Services for months but
> documentation/examples are so old that it keeps me away from it… or should we
> dive in?
>
> Thanks in advance,
>
>
> Arshia Cont
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