Re: Sustain pedal issue with undesired repeated notes (m-audio keystation 88es + qjackctl + qsynth)

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On 08.06.2010 11:21, David Santamauro wrote:

Hi,

On Tue, 08 Jun 2010 10:57:13 +0200
Nicolas BERCHER<nbercher@xxxxxxxx>  wrote:

So, I checked what's going on:
$ aseqdump --list
   Port    Client name                      Port name
    0:0    System                           Timer
    0:1    System                           Announce
   14:0    Midi Through                     Midi Through Port-0
   20:0    SB Live! Value [CT4870]          EMU10K1 MPU-401 (UART)
   24:0    USB Keystation 88es              USB Keystation 88es MIDI 1
$ aseqdump -p 24:0
Waiting for data. Press Ctrl+C to end.
Source_ Event_________________ Ch _Data__
   24:0   Control change          0  64 127
   24:0   Note on                 0  82  82
   24:0   Note on                 0  82   0
   24:0   Control change          0  64   0

The above sequence dumped by aseqdump shows only one note event
(lines 2+3: press+release) but I heard a delayed note as mentioned in
my first mail.
Actually, there are two note events and both are NOTE ON, one with
velocity of 82 and the other 0. The velocity 0 should be interpreted as
NOTE OFF.
I forgot to tell you that the third dump line, which correspond to the key release, appeared *after* the undesired delayed note (I've kept it pressed about ten seconds). So I think that the keyboard events are well interpreted by qsynth since I can play piano in a standard way: notes can ring as long as I want when I press/release the keys!

Nicolas
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