Re: Starting playback in the middle of a movement

[Richard Shann]

On Mon, 2019-12-09 at 20:28 +0100, Andreas Schneider wrote:
> On 2019-12-08 21:36, Richard Shann wrote:
> > On Sun, 2019-12-08 at 20:51 +0100, Andreas Schneider wrote:
> > > When moving the playback start marker away from the beginning of
> > > a
> > > piece
> > > (using the playback control), I encounter the new behaviour that
> > > after
> > > stating playback it takes quite a while until the actual playback
> > > starts, or more precisely it seems that it plays back silently
> > > from
> > > the
> > > beginning of the movement and starts producing sounds when it
> > > arrives
> > > at
> > > the playback start marker. At least I guess that from the time it
> > > takes
> > > to start playing. I assume that this is a bug?
> > 
> > I am not seeing that behaviour, and I don't think anything has
> > changed
> > for a long time in that area of the program. Are you seeing the
> > messages announcing the starting and ending of playback on the
> > console?
> > I just did a few tests
> > 
> > Denemo - MESSAGE : Starting playback
> > Denemo - MESSAGE : Starting playback at 28.005368
> > Here endeth a scripted playbackstarting audio playback at 56.010664
> > Denemo - MESSAGE : Starting playback
> > Denemo - MESSAGE : Starting playback at 56.010664
> > Here endeth a scripted playbackDenemo - MESSAGE : Using channel 0
> > prognum 0
> > Denemo - MESSAGE : Using channel 1 prognum 0
> > starting audio playback at 54.010402
> > Denemo - MESSAGE : Starting playback
> > Denemo - MESSAGE : Starting playback at 54.010402
> > Here endeth a scripted playback
> > 
> > I was setting the start place via the Playback Control green "|"
> > button
> > but I am getting the same immediate response with Ctrl-F5 and with
> > Ctrl-Alt-Drag of the start playback marker followed by F5
> 
> When starting playback, I get the messages
> 
> Denemo - MESSAGE : Starting playback
> Denemo - MESSAGE : Starting playback at 0.000000

Do you get these two promptly when you start playback, or are they
delayed until playback actually starts?
> 
> independent of where the playback start marker is. Playback ends with
> the message
> 
> Here endeth a scripted playback

Are you using JACK or Alsa?
> 
> Do you have a suggestion how to debug?

Are you able easily to run an old version of Denemo to check that it is
something external and not some difference within your Denemo binary?

Richard