Re: [LAD] midi beat clock

From: Ralf Mardorf <ralf.mardorf@email-addr-hidden-dsl.net>
Date: Sat Feb 20 2010 - 21:36:09 EET

Paul Davis wrote:
> On Sat, Feb 20, 2010 at 11:03 AM, Ralf Mardorf
> <ralf.mardorf@email-addr-hidden-dsl.net> wrote:
>
>> If Linux apps would use JACK transport the coders only would have to
>> take care to handle this. Just having on app doing sync among JACK and
>> eternal MIDI would reduce the risk of trouble. Btw. MTC should be part
>> of such an app too ... I didn't read the whole thread, perhaps this was
>> mentioned before.
>>
>
> this isn't true.
>
> one of the most deliberate and conspicuous design decisions of the
> JACK transport API is that there is no support for varispeed.
>
> sync requires knowing two things: where we are, and how fast we are
> going. JACK transport has only 2 answers the the second question
> (stopped, rolling). this isn't adequate to fully capture the notion of
> sync.

My bad, I made this error in reasoning once before. Now I do remember.
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Received on Sun Feb 21 00:15:05 2010

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