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RE: Is entering MIDIEvents into MusicSequence while playing safe?
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RE: Is entering MIDIEvents into MusicSequence while playing safe?


  • Subject: RE: Is entering MIDIEvents into MusicSequence while playing safe?
  • From: Thomas Resch <email@hidden>
  • Date: Tue, 10 Nov 2009 22:01:30 +0100

hi there,
it is 7 years later and i m having the same problem as xmidi:

"(1) I enter some MIDI Events into a MusicTrack via MusicTrackNewMIDINoteEvent() - I generate new MIDI events when one clicks within a specified area.
(2) Set the track to loop every four beats.
(3) Start the sequence - the sequence successfully sends out the notes and loops properly
(4) Now when one clicks around some more (and thus creates new Events), the new events *ARE* successfully entered into the MusicTrack but every 10th new Event or so causes the MusicPlayer to *temporarily* pause until another Event is entered.

To note: none of the new Events are ever 'lost' or mis-entered, just seems to block the MusicPlayer."


but it happens only, if the loop property is used.
i m writing only MIDIRawData to my Sequence and i m also unable to set kSequenceTrackProperty_TrackLength.
it works until i add an event behind _TrackLength, from now on always the last event in the track is the _TrackLength, even if set _TrackLength again before those events..

any suggestions?
thanks in advance,
tom
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