On Wed, 2021-10-27 at 21:00 +0300, Andreas Schneider wrote: > Am 27.10.21 um 12:29 schrieb Richard Shann: > > On Mon, 2021-10-25 at 22:24 +0300, Andreas Schneider wrote: > > > Am 25.10.21 um 12:53 schrieb Richard Shann: > > > > On Sun, 2021-10-24 at 15:18 +0300, Andreas Schneider wrote: > > > > > If MIDI is configured to use Jack, start playback plays back > > > > > two > > > > > notes > > > > > > > > are these actually audible? > > > > > > Yes, they are. > > > > > > > > and then stops. Also, the note at the cursor is changed to > > > > > the > > > > > note > > > > > of > > > > > the first staff while playing back. > > > > > > > > Did you mean the cursor position changes? > > > > > > I mean that the note changes its value, e.g. in my example below > > > the > > > c > > > changes to a g. > > > > This must be one of the most extraordinary side effects ever > > reported > > for Denemo! If the score is saved before you start playback does it > > become unsaved (the * appears) when the note changes value? If so, > > under gdb a break placed on the function score_status() i.e. > > > > gdb> b score_status > > > > should fire off when the note changes in value and "where" should > > reveal the route by which this happened... > > There seems to be a loop in Jack. If I disconnect denemo from > midi_playback_1 in QJackCtl, the playback works normally.
Aaaah! yes that's a perfect explanation - it plays the first note and then that is fed back as input from MIDI in which then modifies the score which stops the playback. Richard
