Re: [Csnd-dev] [EXTERNAL] Re: [Csnd-dev] Art's Issue

They are A

-----------------------------------------------------
Michael Gogins
Irreducible Productions
http://michaelgogins.tumblr.com
Michael dot Gogins at gmail dot com


On Sun, Aug 17, 2025 at 5:54 AM Victor Lazzarini <
[email protected]> wrote:

> If the MIDI on notes are not being sent out to a device when -Q and
> --midioutfile are used, I suspect the midi file write function is clearing
> the buffer.
>
> The MIDI off notes at the end are sent by the reset routine to clear any
> hanging notes, I presume.
>
> I'll have a look at this (develop branch).
>
> best
> Prof. Victor Lazzarini
> Maynooth University
> Ireland
>
> On 17 Aug 2025, at 02:31, Michael Gogins <[email protected]> wrote:
>
> 
> *Warning*
>
> This email originated from outside of Maynooth University's Mail System.
> Do not reply, click links or open attachments unless you recognise the
> sender and know the content is safe.
> On my macOS I tested your .csd and also created my own .csd (attached)
> which behaved as follows:
>
> Both files received keystrokes and translated them to MIDI messages that
> were sent out from Csound.
>
> Both files recorded valid MIDI files that I could load into Reaper and
> play.
>
> Only the first keystroke actually played a note on the synth. All the
> other keystrokes, though they continued to be translated and to be saved,
> were silent.
>
> When the user ended the Csound performance with Control-C, the Midiview
> app on the Mac showed all the note off messages arriving at once; no trace
> of the note on messages.
>
> This issue describes similar behavior experienced by another user:
> https://github.com/csound/csound/issues/1784
>
> Regards,
> Mike
>
> -----------------------------------------------------
> Michael Gogins
> Irreducible Productions
> http://michaelgogins.tumblr.com
> Michael dot Gogins at gmail dot com
>
>
> On Thu, Aug 14, 2025 at 7:01 PM Arthur Hunkins <[email protected]> wrote:
>
>> Hi, Mike -
>>
>> Good and helpful discussion this afternoon.
>>
>> Glad to have any feedback regarding my issue as demoed in the attached
>> .csd.
>>
>> The problem is simple: run as is, everything works as expected, *except* that
>> the MIDI file written is empty. This is associated with the fact that the
>> duration of performance (via ASC keyboard, the first 8 number keys) is
>> infinite (z) and must be stopped by CTRL-C.
>>
>> Changing the z infinite duration to a finite number (say 5 or 10)
>> finishes the performance normally and writes an appropriate MIDI file. (Try
>> it and see/verify.)
>>
>> According to Victor L., z (CTRL-C) should write a proper MIDI file as
>> well. This is the only issue. The audio performance depends on the right -Q
>> value, but the MIDI file output seems totally independent of this.
>>
>> Actually, as long as you have some kind of MIDI device plugged in (or an
>> active MIDI cable), you can test this out without any audio at all. Just
>> see whether the MIDI file (which if Csound runs, will be created) has any
>> bytes!
>>
>> Thanks for any insight. Victor suggests that "this is a Windows problem"
>> - which may well be true. (Do you find the same results with Mac or Linux?)
>>
>> Art H.
>>
> <senskey_test.txt>
>
>