Re: Coreaudio-api Digest, Vol 10, Issue 50
Re: Coreaudio-api Digest, Vol 10, Issue 50
- Subject: Re: Coreaudio-api Digest, Vol 10, Issue 50
- From: Jay Larson <email@hidden>
- Date: Fri, 08 Feb 2013 11:31:04 +0000
Hhhhh
Jay Larson
email@hidden
Tel +44 1256 581014
Mob +44 7766 653630
On 7 Feb 2013, at 20:00, email@hidden wrote:
> Send Coreaudio-api mailing list submissions to
> email@hidden
>
> To subscribe or unsubscribe via the World Wide Web, visit
> https://lists.apple.com/mailman/listinfo/coreaudio-api
> or, via email, send a message with subject or body 'help' to
> email@hidden
>
> You can reach the person managing the list at
> email@hidden
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of Coreaudio-api digest..."
>
>
> Today's Topics:
>
> 1. Sound effects SDK library for iOS and OS X (Danijel Domazet)
> 2. AudioServerPlugin for Lion? (Tuviah Snyder)
> 3. Re: AudioServerPlugin for Lion? (Jeff Moore)
> 4. Re: A number of simple questions (still a few unanswered)
> (James McCartney)
> 5. Re: iOS: AUReverb2 and room types (James McCartney)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 07 Feb 2013 14:55:26 +0100
> From: Danijel Domazet <email@hidden>
> To: email@hidden
> Subject: Sound effects SDK library for iOS and OS X
> Message-ID: <000301ce053a$c85615d0$59024170$@littleendian.com>
> Content-Type: text/plain; charset=US-ASCII
>
> Hi coreaudio,
> For anyone who's interested in adding some cool sound effects to their apps,
> here is a multiplatform library: SpectrumWorx SDK. It's based on the VST
> plug-in of the same name. Includes pitch shifter, autotune, vocoder,
> robotic, echo, reverb, and some more exotic ones like freeze, reverser, etc.
> Drop us a line and we'll email you a demo with out-of-the-box working Xcode
> sample, documentation, tutorial. Let us know what you think?
>
> http://www.littleendian.com/developers/
>
>
> Cheers!
>
> Danijel Domazet
> LittleEndian.com
>
> "Just released TalkingWind SDK!"
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Thu, 07 Feb 2013 17:21:29 +0000
> From: Tuviah Snyder <email@hidden>
> To: "<email@hidden>" <email@hidden>
> Cc: "email@hidden" <email@hidden>
> Subject: AudioServerPlugin for Lion?
> Message-ID: <email@hidden>
> Content-Type: text/plain; charset=windows-1250
>
> I have my user mode hal plugin working now on mountain lion. Just wanted to confirm there is no way to get it working on lion?
>
> Best,
> Tuviah
>
> Sent from my iPhone
>
> On Feb 7, 2013, at 5:54 AM, "email@hidden" <email@hidden> wrote:
>
>> Send Coreaudio-api mailing list submissions to
>> email@hidden
>>
>> To subscribe or unsubscribe via the World Wide Web, visit
>> https://lists.apple.com/mailman/listinfo/coreaudio-api
>> or, via email, send a message with subject or body 'help' to
>> email@hidden
>>
>> You can reach the person managing the list at
>> email@hidden
>>
>> When replying, please edit your Subject line so it is more specific
>> than "Re: Contents of Coreaudio-api digest..."
>>
>>
>> Today's Topics:
>>
>> 1. Re: A number of simple questions (still a few unanswered)
>> (James McCartney)
>> 2. iOS: AUReverb2 and room types (Chris Adamson)
>> 3. Re: A number of simple questions (still a few unanswered)
>> (Paul Davis)
>> 4. Re: A number of simple questions (still a few unanswered)
>> (Seth Willits)
>> 5. Re: A number of simple questions (still a few unanswered)
>> (René J.V. Bertin)
>> 6. Re: A number of simple questions (still a few unanswered)
>> (Seth Willits)
>> 7. Re: A number of simple questions (still a few unanswered)
>> (Jeff Moore)
>> 8. Recording from remoteIO on iOS (Daniel Too)
>> 9. kAudioUnitProperty_Latency not working in Logic
>> (Vojtěch Meluzín)
>> 10. Re: kAudioUnitProperty_Latency not working in Logic (Paul Davis)
>>
>>
>> ----------------------------------------------------------------------
>>
>> Message: 1
>> Date: Wed, 06 Feb 2013 13:45:11 -0800
>> From: James McCartney <email@hidden>
>> To: Paul Davis <email@hidden>
>> Cc: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>>
>> On Dec 5, 2012, at 12:11 PM, Paul Davis <email@hidden> wrote:
>>
>>>
>>>
>>> On Wed, Dec 5, 2012 at 2:14 PM, Seth Willits <email@hidden> wrote:
>>>
>>> Still a few I'm unsure about. :)
>>>
>>>
>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>
>>> because apple don't want accurate timestamps beyond 12 (or even 6 hours).</sarcasm>
>>
>> Answering an old question, but this is wrong.
>>
>> mSampleTime is a Float64.
>>
>> Float64s have 52 bits of mantissa. With the implicit one bit, that gives 2^53 representable nonnegative integers.
>>
>> Let's say you are running at 192000 samples per second.
>> 3600 seconds per hour
>> 24 hours per day
>> 365.25 days per year
>>
>> pow(2,53) / 192000 / 3600 / 24 / 365.25 = 1486.57 years before loss of sample accuracy.
>>
>>
>>
>> James McCartney
>> Apple CoreAudio
>> email@hidden
>>
>>
>>
>> -------------- next part --------------
>> An HTML attachment was scrubbed...
>> URL: <https://lists.apple.com/mailman/private/coreaudio-api/attachments/20130206/6b9fe315/attachment.html>
>>
>> ------------------------------
>>
>> Message: 2
>> Date: Wed, 06 Feb 2013 18:50:04 -0500
>> From: Chris Adamson <email@hidden>
>> To: "email@hidden Mailing List"
>> <email@hidden>
>> Subject: iOS: AUReverb2 and room types
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset=windows-1252
>>
>> Tried to set kAudioUnitProperty_ReverbRoomType on a unit of subtype kAudioUnitSubtype_Reverb2 and got -10879 (kAudioUnitErr_InvalidProperty).
>>
>> Does the AUReverb2 only work with the dry/wet, gain, etc. parameters? I just noticed a bunch of kReverb2Param_… entries at the bottom of AudioUnitParameters.h, with the comment "parameters for the IOS reverb unit", so I assume this is the case.
>>
>> Thanks in advance.
>>
>> --Chris
>>
>>
>>
>>
>> ------------------------------
>>
>> Message: 3
>> Date: Wed, 06 Feb 2013 18:58:14 -0500
>> From: Paul Davis <email@hidden>
>> To: James McCartney <email@hidden>
>> Cc: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID:
>> <email@hidden>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>> i'll use <incorrect><humor> tags next time
>>
>>
>> On Wed, Feb 6, 2013 at 4:45 PM, James McCartney <email@hidden>wrote:
>>
>>>
>>> On Dec 5, 2012, at 12:11 PM, Paul Davis <email@hidden>
>>> wrote:
>>>
>>>
>>>
>>> On Wed, Dec 5, 2012 at 2:14 PM, Seth Willits <email@hidden> wrote:
>>>
>>>>
>>>> Still a few I'm unsure about. :)
>>>>
>>>>
>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of
>>>> samples?
>>>
>>> because apple don't want accurate timestamps beyond 12 (or even 6
>>> hours).</sarcasm>
>>>
>>>
>>> Answering an old question, but this is wrong.
>>>
>>> mSampleTime is a Float64.
>>>
>>> Float64s have 52 bits of mantissa. With the implicit one bit, that gives
>>> 2^53 representable nonnegative integers.
>>>
>>> Let's say you are running at 192000 samples per second.
>>> 3600 seconds per hour
>>> 24 hours per day
>>> 365.25 days per year
>>>
>>> pow(2,53) / 192000 / 3600 / 24 / 365.25 = 1486.57 years before loss of
>>> sample accuracy.
>>>
>>>
>>>
>>> James McCartney
>>> Apple CoreAudio
>>> email@hidden
>> -------------- next part --------------
>> An HTML attachment was scrubbed...
>> URL: <https://lists.apple.com/mailman/private/coreaudio-api/attachments/20130206/148a6cfd/attachment.html>
>>
>> ------------------------------
>>
>> Message: 4
>> Date: Wed, 06 Feb 2013 16:04:43 -0800
>> From: Seth Willits <email@hidden>
>> To: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset=iso-8859-1
>>
>> On Wed, Feb 6, 2013 at 4:45 PM, James McCartney <email@hidden> wrote:
>>
>>> On Dec 5, 2012, at 12:11 PM, Paul Davis <email@hidden> wrote:
>>>
>>>> On Wed, Dec 5, 2012 at 2:14 PM, Seth Willits <email@hidden> wrote:
>>>>
>>>> Still a few I'm unsure about. :)
>>>>
>>>>
>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>>
>>>> because apple don't want accurate timestamps beyond 12 (or even 6 hours).</sarcasm>
>>>
>>> Answering an old question, but this is wrong.
>>>
>>> mSampleTime is a Float64.
>>>
>>> Float64s have 52 bits of mantissa. With the implicit one bit, that gives 2^53 representable nonnegative integers.
>>>
>>> Let's say you are running at 192000 samples per second.
>>> 3600 seconds per hour
>>> 24 hours per day
>>> 365.25 days per year
>>>
>>> pow(2,53) / 192000 / 3600 / 24 / 365.25 = 1486.57 years before loss of sample accuracy.
>>
>>
>> Still curious why it's a Float64 in the first place. :)
>>
>>
>>
>> --
>> Seth Willits
>>
>>
>>
>>
>>
>>
>> ------------------------------
>>
>> Message: 5
>> Date: Thu, 07 Feb 2013 01:12:16 +0100
>> From: "René J.V. Bertin" <email@hidden>
>> To: undisclosed-recipients: ;
>> Cc: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset=us-ascii
>>
>>
>> On Feb 07, 2013, at 01:04, Seth Willits wrote:
>>
>>> On Wed, Feb 6, 2013 at 4:45 PM, James McCartney <email@hidden> wrote:
>>>
>>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>
>>>
>>> Still curious why it's a Float64 in the first place. :)
>>
>> Who says there's an integer number of samples in a second, and not in say, 3 seconds? And how else would you represent the sample duration for a rate of, say, 17 samples per second?
>>
>> R
>>
>>
>> ------------------------------
>>
>> Message: 6
>> Date: Wed, 06 Feb 2013 16:44:58 -0800
>> From: Seth Willits <email@hidden>
>> To: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset=windows-1252
>>
>> On Feb 6, 2013, at 4:12 PM, René J.V. Bertin wrote:
>>
>>>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>>
>>>> Still curious why it's a Float64 in the first place. :)
>>>
>>> Who says there's an integer number of samples in a second, and not in say, 3 seconds? And how else would you represent the sample duration for a rate of, say, 17 samples per second?
>>
>>
>> Forgive me since it's already been a few months since I was knee deep in Core Audio, but …
>>
>>
>> That's what mSampleRate is for not, mSampleTime. mSampleTime is the "n" in "the nth sample."
>>
>>
>> For example:
>>
>> memset(&timeStamp, 0, sizeof(timestamp));
>> timestamp.mSampleTime = 0;
>> timestamp.mFlags = kAudioTimeStampSampleTimeValid;
>>
>> for (int sampleIndex = 0; sampleIndex < 44100; sampleIndex += 512) {
>> ...
>> timestamp.mSampleTime = (Float64)sampleIndex;
>> AudioUnitRender(outputUnit, &actionFlags, ×tamp, 0, 512, audioBufferList);
>> ...
>> }
>>
>>
>> AFAICT it's always an integer value.
>>
>>
>> --
>> Seth Willits
>>
>>
>> ------------------------------
>>
>> Message: 7
>> Date: Wed, 06 Feb 2013 16:50:08 -0800
>> From: Jeff Moore <email@hidden>
>> To: Core Audio Mailing List <email@hidden>
>> Subject: Re: A number of simple questions (still a few unanswered)
>> Message-ID: <email@hidden>
>> Content-Type: text/plain; charset=windows-1252
>>
>> Fractional sample times are very useful for doing synchronization calculations. They are useful for dealing with durations that are not an integral number of samples, like the wavelength of a 440hz sine wave playing on a 44100 device.
>>
>> --
>>
>> Jeff Moore
>> Core Audio
>> Apple
>>
>>
>>
>> On Feb 6, 2013, at 4:44 PM, Seth Willits <email@hidden> wrote:
>>
>>> On Feb 6, 2013, at 4:12 PM, René J.V. Bertin wrote:
>>>
>>>>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>>>
>>>>> Still curious why it's a Float64 in the first place. :)
>>>>
>>>> Who says there's an integer number of samples in a second, and not in say, 3 seconds? And how else would you represent the sample duration for a rate of, say, 17 samples per second?
>>>
>>>
>>> Forgive me since it's already been a few months since I was knee deep in Core Audio, but …
>>>
>>>
>>> That's what mSampleRate is for not, mSampleTime. mSampleTime is the "n" in "the nth sample."
>>>
>>>
>>> For example:
>>>
>>> memset(&timeStamp, 0, sizeof(timestamp));
>>> timestamp.mSampleTime = 0;
>>> timestamp.mFlags = kAudioTimeStampSampleTimeValid;
>>>
>>> for (int sampleIndex = 0; sampleIndex < 44100; sampleIndex += 512) {
>>> ...
>>> timestamp.mSampleTime = (Float64)sampleIndex;
>>> AudioUnitRender(outputUnit, &actionFlags, ×tamp, 0, 512, audioBufferList);
>>> ...
>>> }
>>>
>>>
>>> AFAICT it's always an integer value.
>>>
>>>
>>> --
>>> Seth Willits
>>> _______________________________________________
>>> Do not post admin requests to the list. They will be ignored.
>>> Coreaudio-api mailing list (email@hidden)
>>> Help/Unsubscribe/Update your Subscription:
>>>
>>> This email sent to email@hidden
>>
>>
>>
>>
>> ------------------------------
>>
>> Message: 8
>> Date: Thu, 07 Feb 2013 18:21:04 +1300
>> From: Daniel Too <email@hidden>
>> To: email@hidden
>> Subject: Recording from remoteIO on iOS
>> Message-ID:
>> <CAPcZQfOgd5NxVqMx-xmiqLZeGwdgGnGpU_xHjfkAwZojr=email@hidden>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>> Hi everyone,
>>
>>
>> I've been playing with the Momu toolkit to create some music on iPhone. It
>> uses a single Audio Unit remoteIO and a render callback to do all of the
>> work.
>>
>> I'd like to record the output to a file in addition to outputting it
>> through the iPhone output.
>>
>> At the moment, the ASBD going into the output is
>>
>> Sample Rate: 22050
>>
>> Format ID: lpcm
>>
>> Format Flags: kAudioFormatFlagIsSignedInteger | kAudioFormatFlagIsPacked |
>> kAudioFormatFlagIsNonInterleaved | (24 <<
>> kLinearPCMFormatFlagsSampleFractionShift);
>>
>> Bytes per Packet: 4
>>
>> Frames per Packet: 1
>>
>> Bytes per Frame: 4
>>
>> Channels per Frame: 2
>>
>> Bits per Channel: 32
>>
>> I've tried lots of different ways to approach this, but I don't think I'm
>> doing it correctly.
>>
>> How can I output this to a file? Can I use a recording callback on the
>> output of the audio unit? How do I change the format of the data into
>> something that I can write?
>>
>>
>> Thanks
>>
>> Dan.
>> -------------- next part --------------
>> An HTML attachment was scrubbed...
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>>
>> ------------------------------
>>
>> Message: 9
>> Date: Thu, 07 Feb 2013 13:48:58 +0100
>> From: Vojtěch Meluzín <email@hidden>
>> To: email@hidden
>> Subject: kAudioUnitProperty_Latency not working in Logic
>> Message-ID:
>> <email@hidden>
>> Content-Type: text/plain; charset="utf-8"
>>
>> Hi, I'm using this code to notify the host about change of latency of a
>> plugin:
>>
>> AudioUnitEvent e;
>> e.mArgument.mProperty.mAudioUnit = Instance;//GetComponentInstance
>> ();
>> e.mArgument.mProperty.mPropertyID = kAudioUnitProperty_Latency;
>> e.mArgument.mProperty.mScope = kAudioUnitScope_Global;
>> e.mArgument.mProperty.mElement = 0;
>> e.mEventType = kAudioUnitEvent_PropertyChange;
>> AUEventListenerNotify (paramListenerRef, NULL, &e);
>>
>> Unfortunately it works only in a few hosts, excluding Logic as usual. What
>> is wrong? It doesn't work if paramListenerRef is NULL nor if I create it
>> like this:
>>
>> AUListenerCreate (paramChangedListenerProc, plugin, CFRunLoopGetCurrent (),
>> kCFRunLoopDefaultMode, 0.2, &plugin->paramListenerRef);
>>
>> Thanks in advance,
>> Vojtech
>> -------------- next part --------------
>> An HTML attachment was scrubbed...
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>>
>> ------------------------------
>>
>> Message: 10
>> Date: Thu, 07 Feb 2013 08:52:07 -0500
>> From: Paul Davis <email@hidden>
>> To: Vojtěch Meluzín <email@hidden>
>> Cc: CoreAudio API <email@hidden>
>> Subject: Re: kAudioUnitProperty_Latency not working in Logic
>> Message-ID:
>> <email@hidden>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>> One thing I can tell you as a host writer is that neither Ardour or Mixbus
>> listens to plugin latency property changes. We pick up plugin latency by
>> asking the plugin for the value, but only at times when we can actually do
>> something about it.
>> -------------- next part --------------
>> An HTML attachment was scrubbed...
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>>
>> ------------------------------
>>
>> _______________________________________________
>> Coreaudio-api mailing list
>> email@hidden
>> https://lists.apple.com/mailman/listinfo/coreaudio-api
>>
>> End of Coreaudio-api Digest, Vol 10, Issue 49
>> *********************************************
>
>
>
> ------------------------------
>
> Message: 3
> Date: Thu, 07 Feb 2013 10:27:29 -0800
> From: Jeff Moore <email@hidden>
> To: email@hidden
> Subject: Re: AudioServerPlugin for Lion?
> Message-ID: <email@hidden>
> Content-Type: text/plain; charset=us-ascii
>
> Yes. That's correct. AudioServerPlugIns debuted with Mountain Lion.
>
> --
>
> Jeff Moore
> Core Audio
> Apple
>
>
>
> On Feb 7, 2013, at 9:21 AM, Tuviah Snyder <email@hidden> wrote:
>
>> I have my user mode hal plugin working now on mountain lion. Just wanted to confirm there is no way to get it working on lion?
>>
>> Best,
>> Tuviah
>>
>> Sent from my iPhone
>
>
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 07 Feb 2013 10:45:59 -0800
> From: James McCartney <email@hidden>
> To: Core Audio Mailing List <email@hidden>
> Subject: Re: A number of simple questions (still a few unanswered)
> Message-ID: <email@hidden>
> Content-Type: text/plain; charset=windows-1252
>
>
> Also useful for expressing durations across a sample rate conversion.
>
> On Feb 6, 2013, at 4:50 PM, Jeff Moore <email@hidden> wrote:
>
>> Fractional sample times are very useful for doing synchronization calculations. They are useful for dealing with durations that are not an integral number of samples, like the wavelength of a 440hz sine wave playing on a 44100 device.
>>
>> --
>>
>> Jeff Moore
>> Core Audio
>> Apple
>>
>>
>>
>> On Feb 6, 2013, at 4:44 PM, Seth Willits <email@hidden> wrote:
>>
>>> On Feb 6, 2013, at 4:12 PM, René J.V. Bertin wrote:
>>>
>>>>>>> - Why is AudioTimeStamp.mSampleTime a float if it's an integer number of samples?
>>>>>
>>>>> Still curious why it's a Float64 in the first place. :)
>>>>
>>>> Who says there's an integer number of samples in a second, and not in say, 3 seconds? And how else would you represent the sample duration for a rate of, say, 17 samples per second?
>>>
>>>
>>> Forgive me since it's already been a few months since I was knee deep in Core Audio, but …
>>>
>>>
>>> That's what mSampleRate is for not, mSampleTime. mSampleTime is the "n" in "the nth sample."
>>>
>>>
>>> For example:
>>>
>>> memset(&timeStamp, 0, sizeof(timestamp));
>>> timestamp.mSampleTime = 0;
>>> timestamp.mFlags = kAudioTimeStampSampleTimeValid;
>>>
>>> for (int sampleIndex = 0; sampleIndex < 44100; sampleIndex += 512) {
>>> ...
>>> timestamp.mSampleTime = (Float64)sampleIndex;
>>> AudioUnitRender(outputUnit, &actionFlags, ×tamp, 0, 512, audioBufferList);
>>> ...
>>> }
>>>
>>>
>>> AFAICT it's always an integer value.
>>>
>>>
>>> --
>>> Seth Willits
>>> _______________________________________________
>>> Do not post admin requests to the list. They will be ignored.
>>> Coreaudio-api mailing list (email@hidden)
>>> Help/Unsubscribe/Update your Subscription:
>>>
>>> This email sent to email@hidden
>>
>>
>> _______________________________________________
>> Do not post admin requests to the list. They will be ignored.
>> Coreaudio-api mailing list (email@hidden)
>> Help/Unsubscribe/Update your Subscription:
>>
>> This email sent to email@hidden
>
> James McCartney
> Apple CoreAudio
> email@hidden
>
>
>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Thu, 07 Feb 2013 11:23:43 -0800
> From: James McCartney <email@hidden>
> To: Chris Adamson <email@hidden>
> Cc: "email@hidden Mailing List"
> <email@hidden>
> Subject: Re: iOS: AUReverb2 and room types
> Message-ID: <email@hidden>
> Content-Type: text/plain; charset=windows-1252
>
>
> Yes, reverb room type is a parameter for the desktop matrix reverb AU.
>
> On Feb 6, 2013, at 3:50 PM, Chris Adamson <email@hidden> wrote:
>
>> Tried to set kAudioUnitProperty_ReverbRoomType on a unit of subtype kAudioUnitSubtype_Reverb2 and got -10879 (kAudioUnitErr_InvalidProperty).
>>
>> Does the AUReverb2 only work with the dry/wet, gain, etc. parameters? I just noticed a bunch of kReverb2Param_… entries at the bottom of AudioUnitParameters.h, with the comment "parameters for the IOS reverb unit", so I assume this is the case.
>>
>> Thanks in advance.
>>
>> --Chris
>>
>>
>> _______________________________________________
>> Do not post admin requests to the list. They will be ignored.
>> Coreaudio-api mailing list (email@hidden)
>> Help/Unsubscribe/Update your Subscription:
>>
>> This email sent to email@hidden
>
> James McCartney
> Apple CoreAudio
> email@hidden
>
>
>
>
>
>
> ------------------------------
>
> _______________________________________________
> Coreaudio-api mailing list
> email@hidden
> https://lists.apple.com/mailman/listinfo/coreaudio-api
>
> End of Coreaudio-api Digest, Vol 10, Issue 50
> *********************************************
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