[PD] sysex messages
mario buoninfante
mario.buoninfante at gmail.com
Thu Feb 22 23:40:08 CET 2018
yap I'm sending sysex from Circuit. I'm using Components a Novation
website that allows you to store patches and session from Circuit. and
the way that Circuit sends these info is why sysex. so I'm just dumping
data and monitoring.
On 02/22/2018 10:37 PM, Alex wrote:
> Oh okay, I get it.
> I'm not sure. Are you sending SYSEX from your Circuit as well?
>
> On Thu, Feb 22, 2018 at 2:31 PM, mario buoninfante
> <mario.buoninfante at gmail.com <mailto:mario.buoninfante at gmail.com>> wrote:
>
> yap, this makes sense. I imagined Gmidimonitor does that. but why
> is not parsing midi from Pd?
>
> sorry, maybe I'm just missing the point, but I'm really trying to
> get my head around with that ;)
>
>
> cheers
>
>
>
> On 02/22/2018 10:29 PM, Christof Ressi wrote:
>
> don't confuse MIDI messages with the individual bytes which
> make up the message. Gmidimonitor parses the byte stream so it
> can tell you which messages it gets. [midiout] is only
> responsible for sending raw *bytes* to a MIDI device. it's
> your job to assemble your MIDI *messages*.
>
>
> Gesendet: Donnerstag, 22. Februar 2018 um 23:05 Uhr
> Von: "mario buoninfante" <mario.buoninfante at gmail.com
> <mailto:mario.buoninfante at gmail.com>>
> An: Alex <x37v.alex at gmail.com <mailto:x37v.alex at gmail.com>>
> Cc: pd-list at lists.iem.at <mailto:pd-list at lists.iem.at>
> Betreff: Re: [PD] sysex messages
>
> yap, I know that at the end of the day MIDI is dealing with 1
> byte at time. I was wondering why there's a difference between
> 2 different piece of code that generates MIDI (Pd and Hardware
> synth).
> for example I just monitored (via USB) my Novation Circuit (a
> groovebox) and Gmidimonitor receives messages 81 bytes long.
> with Pd as I said is always 1 byte.
> now my question would be, how is this possible?
> I'm sure Circuit sends sysex 81 bytes long, so I know that
> this is correct, but still I don't know why Pd doesn't allow
> something like that.
> cheers,
> Mario
> On 02/22/2018 09:58 PM, Alex wrote:
>
> MIDI is a serial protocol, individual bits running down a
> single line, we now also have USB midi which is a little bit
> different than that but usually that is abstracted for you.The
> software monitor you're using likely groups these for you but
> in reality you simply have a stream of individual bits on the
> hardware line..
> PD's object let you do bytes at a time instead of individual
> bits :)
> On Thu, Feb 22, 2018 at 1:47 PM, mario buoninfante
> <mario.buoninfante at gmail.com
> <mailto:mario.buoninfante at gmail.com>[mailto:mario.buoninfante at gmail.com
> <mailto:mario.buoninfante at gmail.com>]> wrote:
> Hi Alex,
> thanks for your reply. I think that also using your
> abstraction Pd will spit out 1 byte per time (I didn't check
> it, but I assume that cause it's not an external in C).
> about MIDI if I'm not wrong, bytes are grouped in accord with
> the type of message, ie Note on/off and CC are 3 bytes
> messages, channel pressure and program change are 2 bytes,
> sysex have variable length and so on. and I presume they're
> sent out in group.
> in fact when I monitor MIDI messages coming for certain
> applications (I'm on Linux and I'm using Gmidimonitor) the
> console tells me the sysex size in bytes. so, with Pd the size
> is always 1 byte, but with other programming languages and
> softwares is variable and goes in accord with the sysex I
> generated.
> cheers,
> Mario
>
>
> On 02/22/2018 09:34 PM, Alex wrote:
>
> I haven't tested in a while but I wrote an abstraction to take
> a list, wrap it in the sysex start and end and output it as
> individual bytes:
> https://github.com/x37v/pure_data[https://github.com/x37v/pure_data]
> <https://github.com/x37v/pure_data%5Bhttps://github.com/x37v/pure_data%5D>
> midi is a byte oriented protocol..
> On Thu, Feb 22, 2018 at 1:24 PM, mario buoninfante
> <mario.buoninfante at gmail.com
> <mailto:mario.buoninfante at gmail.com>[mailto:mario.buoninfante at gmail.com
> <mailto:mario.buoninfante at gmail.com>]> wrote:Hi,
>
>
> do you guys know if there's a way to send a list of sysex
> messages (or 1 complete message, let's say 8 bytes long)
> rather then 1 byte per time?
>
> if not, do you know if there's a particular reason why it's
> not possible?
>
>
> cheers,
>
> Mario
>
>
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