Re: Smallest buffer duration in AudioQueue
Re: Smallest buffer duration in AudioQueue
- Subject: Re: Smallest buffer duration in AudioQueue
- From: tahome izwah <email@hidden>
- Date: Tue, 05 Jul 2011 09:25:57 +0200
Ok good!
--th
2011/7/4 Aristotel Digenis <email@hidden>:
> Hi again,
> You are right. I checked the callstack in the profiler and it does do some
> additional processing. You are also right I am using AudioQueue which as you
> say is a relatively high-level CoreAudio module according to the
> documentation
> (http://developer.apple.com/library/mac/#documentation/MusicAudio/Conceptual/CoreAudioOverview/WhatisCoreAudio/WhatisCoreAudio.html#//apple_ref/doc/uid/TP40003577-CH3-SW1).
> I will have a look at using the HAL... more documentation to read. :o)
> Thanks
>
>> Date: Mon, 4 Jul 2011 08:12:54 +0200
>> From: email@hidden
>> To: email@hidden
>> Subject: Re: Smallest buffer duration in AudioQueue
>>
>> Last time I checked the iMac always did EQ if you were using the
>> built-in speakers, because it would otherwise sound like crap (you can
>> hear the difference by comparing the startup chime to iTunes
>> playback).
>>
>> As I read it you were talking about AudioQueue, not CoreAudio in
>> general. I'm sure that CA can provide lower latency, but AudioQueue is
>> a high level API with lots of stuff going on behind the scenes so it's
>> possible you can't use it for your purpose.
>>
>> HTH
>> --th
>>
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