[linux-audio-user] Sync with Ardour , MIDI, rosegarden, etc.
Aaron Trumm
aaron at nquit.com
Sun Oct 5 14:49:01 EDT 2003
arg! I forgot to switch the thing again, and so i have to send this twice
in case it gets rejected - sorry if it's a duplicate...
> Basically true. The main practical difference between SMPTE timecode
> and MTC is that the SMPTE timecode is encoded in an audio stream. If
> digitized and fed to a JACK port, this becomes sample-synchronous,
> which can potentially provide excellent timing. Synching to an
> external SMPTE clock will be difficult for many JACK clients because
> of clock drift. But generating SMPTE from within a JACK timebase
> master client should be very solid, because then there's only one
> clock source.
yes this sort of confirms what I said in another post, which is that it
would be really good to use jack as a master time code hub and have
everything (internal AND external) sync to that...
the other sample accurate sync (the one I've always trusted the most) is
ADAT sync
> MIDI messages are generally not delivered with accurate timing by
> existing Linux interfaces. I believe this is why ardour has trouble
> with it.
hmmm - I see
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