[PD] problems testing MIDI clock input

Simon Iten itensimon at gmail.com
Fri Dec 8 09:25:52 CET 2017


ableton live is know to have a jittery midi clock, try another master clock.

> On 8 Dec 2017, at 05:37, Alexandre Torres Porres <porres at gmail.com> wrote:
> 
> Hi, since now we're removing [midiclkin] (which never worked by the way), I'm testing a MIDI clock input with [midirealtimein].
> 
> The idea is to extract the tempo from the clock input, as [midiclkin] would do, but I'm getting a jittered value.
> 
> I have [midirealtimein] into a [sel 248] and then I'm measuring tempo between bangs with [timer] and I just can't get a steady tempo, [realtime] also doesn't do the trick.
> 
> Can anyone tell me why this happens? Is it a problem with [midirealtimein]? With the time measuring objects [timer] and [realtime]?
> 
> Is anybody else testing this and getting a steady measurement?
> 
> For my test, I'm sending clock from Ableton Live via IAC Driver Bus 1 on a mac
> 
> cheers
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