Re: AudioUnit plugin access to Logic/GB Key Signature timeline information
Re: AudioUnit plugin access to Logic/GB Key Signature timeline information
- Subject: Re: AudioUnit plugin access to Logic/GB Key Signature timeline information
- From: Daniel Stenning <email@hidden>
- Date: Wed, 12 Mar 2008 22:36:52 +0000
- Thread-topic: AudioUnit plugin access to Logic/GB Key Signature timeline information
I did take a look ( in my tiger SDK ) and didn't see anything for the
key/chord type info. Have any new callbacks been added in leopard that
might have added this ?
On 12/3/08 20:07, "William Stewart" <email@hidden> wrote:
> AUBase.h has the declarations for the different host callbacks and
> logic supports all three
>
> On Mar 12, 2008, at 9:33 AM, Daniel Stenning wrote:
>
>> I only have and am using the Tiger Xcode SDK currently, I had a look
>> at the
>> documentation there, but it mentions explicitly that it only
>> supports beat
>> and tempo as below:
>>
>> OSStatus AUNodeSequenceDest::DispatchGetBeatAndTempo (
>> void*
>> inHostUserData,
>> Float64*
>> outCurrentBeat,
>> Float64*
>> outCurrentTempo)
>>
>> Is there any chance that further informaiton has been provided for in
>> Leopard ?.
>>
>> If not, could such stuff be added ? It would be extremely helpful to
>> me and
>> Help in promoting OSX as the best sequencer/plugin platform.
>>
>>
>>
>>
>> On 11/3/08 22:59, "William Stewart" <email@hidden> wrote:
>>
>>> Except that we no longer have documentation available on our examples
>>> directory. I'm not sure if all of this has been published or not...
>>>
>>> There are some comments on this in Leopard's AudioUnit/
>>> AudioUnitProperties.h - look for host callbacks.
>>>
>>>
>>> On Mar 11, 2008, at 12:24 PM, Kevin Dixon wrote:
>>>
>>>> See
>>>> /Developer/Examples/CoreAudio/Documentation/AudioUnits/Topics/
>>>> au_properties.html#HostCallbacks-MusicalTime
>>>> Should get you pointed in the right direction
>>>>
>>>> -Kevin
>>>>
>>>>> Hi guys,
>>>>>
>>>>> Is there a way to get at the Key Signature information in the Host
>>>>> sequencer
>>>>> timeline when in playback - if supported in the sequencer.
>>>>> (Eg.Logic,Garageband) from an AudioUnit plugin ?
>>>>>
>>>>> - or could there in the future ?. Such an ability would be very
>>>>> useful.
>>>>>
>>>>>
>>>>> Cheers,
>>>>> Dan
>>>>>
>>>>>
>>>>>
>>>>>
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>>>
>>
>> Cheers,
>> Dan
>>
>>
>>
>>
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>
>
Cheers,
Dan
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