[chuck-users] chuck-users Digest, Vol 137, Issue 1
Arseniy Prosvirnin
prosvirnin.arseniy at gmail.com
Thu Dec 8 19:35:03 EST 2016
I guess problem in Cubase. In Ardour (in Debian GNU/Linux) midi data records fine at least. I use Chuck version from Github.
9 декабря 2016 г. 3:09:01 GMT+03:00, chuck-users-request at lists.cs.princeton.edu пишет:
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>------------------------------------------------------------------------
>
>Today's Topics:
>
> 1. Midi time problem (Gonzalo)
> 2. Re: Midi time problem (Michael Heuer)
> 3. Re: Midi time problem (Gonzalo)
> 4. Re: Midi time problem (Gonzalo)
> 5. Re: Midi time problem (Eugene Martynec)
>
>
>------------------------------------------------------------------------
>
>От: Gonzalo <gonzalo at dense13.com>
>Кому: chuck-users <chuck-users at lists.cs.princeton.edu>
>Отправлено: Fri Dec 09 00:52:51 GMT+03:00 2016
>Тема: [chuck-users] Midi time problem
>
>Hi,
>
>I'm using Bruce Murphy's MIDIsender class
>(http://www.rattus.net/~packrat/audio/ChucK/files/midisender.ck) to
>generate MIDI from my Chuck code. I'm sending this MIDI to various
>virtual MIDI ports (using OSX's IAC Driver). Then I have various
>software instruments in Cubase, each one listening to one of the
>virtual
>ports. Works well when I run my Chuck program, but if in Cubase I arm
>the tracks and try to record the incoming MIDI, all the events get
>'collapsed' at the same time, specifically the moment I click record.
>They do get recorded, but all starting at the same time.
>
>This only happens if I want to record them, if I'm only playing, timing
>
>is fine.
>
>Using MidiMonitor I see that the time for all the MIDI events generated
>
>from Chuck is 0, that seems to be the issue. Any thoughts on how I can
>change that?
>
>Thanks!
>Gonzalo
>
>
>PS: in case anybody is curious, my project's site is here:
>http://www.whole-play.com
>
>
>
>------------------------------------------------------------------------
>
>От: Michael Heuer <heuermh at gmail.com>
>Кому: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
>Отправлено: Fri Dec 09 01:28:09 GMT+03:00 2016
>Тема: Re: [chuck-users] Midi time problem
>
>On Thu, Dec 8, 2016 at 3:52 PM, Gonzalo <gonzalo at dense13.com> wrote:
>
>> Hi,
>>
>> I'm using Bruce Murphy's MIDIsender class
>(http://www.rattus.net/~packra
>> t/audio/ChucK/files/midisender.ck) to generate MIDI from my Chuck
>code.
>> I'm sending this MIDI to various virtual MIDI ports (using OSX's IAC
>> Driver). Then I have various software instruments in Cubase, each one
>> listening to one of the virtual ports. Works well when I run my Chuck
>> program, but if in Cubase I arm the tracks and try to record the
>incoming
>> MIDI, all the events get 'collapsed' at the same time, specifically
>the
>> moment I click record. They do get recorded, but all starting at the
>same
>> time.
>>
>> This only happens if I want to record them, if I'm only playing,
>timing is
>> fine.
>>
>> Using MidiMonitor I see that the time for all the MIDI events
>generated
>> from Chuck is 0, that seems to be the issue. Any thoughts on how I
>can
>> change that?
>>
>
>MidiMsg is defined as a four byte record
>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.h#L65
>
>but ChucK only sets three bytes on send
>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L120
>
>midisender.ck does the same. Is the unset byte supposed to be the
>time?
>Suppose I should go read the spec.
>
>It appears time is written and read from files separately
>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L823
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L837
>
>Not sure that helps,
>
> michael
>
>
>------------------------------------------------------------------------
>
>От: Gonzalo <gonzalo at dense13.com>
>Кому: chuck-users at lists.cs.princeton.edu
>Отправлено: Fri Dec 09 02:11:54 GMT+03:00 2016
>Тема: Re: [chuck-users] Midi time problem
>
>Thanks Michael,
>
>This might be a bit over my head, but I'll look into it. Never checked
>Chuck's source code before, at the very least it'll be fun. :)
>
>Gonzalo
>
>
>On 08/12/16 23:28, Michael Heuer wrote:
>> On Thu, Dec 8, 2016 at 3:52 PM, Gonzalo <gonzalo at dense13.com
>> <mailto:gonzalo at dense13.com>> wrote:
>>
>> Hi,
>>
>> I'm using Bruce Murphy's MIDIsender class
>> (http://www.rattus.net/~packrat/audio/ChucK/files/midisender.ck
>>
><http://www.rattus.net/%7Epackrat/audio/ChucK/files/midisender.ck>)
>> to generate MIDI from my Chuck code. I'm sending this MIDI to
>> various virtual MIDI ports (using OSX's IAC Driver). Then I have
>> various software instruments in Cubase, each one listening to one
>of
>> the virtual ports. Works well when I run my Chuck program, but if
>in
>> Cubase I arm the tracks and try to record the incoming MIDI, all
>the
>> events get 'collapsed' at the same time, specifically the moment
>I
>> click record. They do get recorded, but all starting at the same
>time.
>>
>> This only happens if I want to record them, if I'm only playing,
>> timing is fine.
>>
>> Using MidiMonitor I see that the time for all the MIDI events
>> generated from Chuck is 0, that seems to be the issue. Any
>thoughts
>> on how I can change that?
>>
>>
>> MidiMsg is defined as a four byte record
>>
>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.h#L65
>>
>> but ChucK only sets three bytes on send
>>
>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L120
>>
>> midisender.ck <http://midisender.ck> does the same. Is the unset
>byte
>> supposed to be the time? Suppose I should go read the spec.
>>
>> It appears time is written and read from files separately
>>
>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L823
>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L837
>>
>> Not sure that helps,
>>
>> michael
>>
>>
>> _______________________________________________
>> chuck-users mailing list
>> chuck-users at lists.cs.princeton.edu
>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>
>
>--
>http://dense13.com
>http://www.whole-play.com
>https://www.30daygroove.com
>
>
>
>------------------------------------------------------------------------
>
>От: Gonzalo <gonzalo at dense13.com>
>Кому: chuck-users at lists.cs.princeton.edu
>Отправлено: Fri Dec 09 02:27:04 GMT+03:00 2016
>Тема: Re: [chuck-users] Midi time problem
>
>I found this:
>
>"...the MIDI specification has different parts. One part describes MIDI
>
>"wire" protocol (messages sent between devices in real time), and
>another part describes Standard MIDI Files (messages stored as events
>in
>"sequences"). In the latter part of the specification, each event
>stored
>in a standard MIDI file is tagged with a timing value that indicates
>when that event should be played. By contrast, messages in MIDI wire
>protocol are always supposed to be processed immediately, as soon as
>they're received by a device, so they have no accompanying timing
>values".
>
>(https://docs.oracle.com/javase/tutorial/sound/MIDI-messages.html)
>
>Might suggest there's no problem with the MidiMsg. Maybe it's a Cubase
>issue? Someone suggested it's a Midi TimeCode issue, but I know nothing
>
>about that. I'll keep looking, but if anybody has any more info that'll
>
>be very welcome.
>
>Gonzalo
>
>
>
>On 09/12/16 00:11, Gonzalo wrote:
>> Thanks Michael,
>>
>> This might be a bit over my head, but I'll look into it. Never
>checked
>> Chuck's source code before, at the very least it'll be fun. :)
>>
>> Gonzalo
>>
>>
>> On 08/12/16 23:28, Michael Heuer wrote:
>>> On Thu, Dec 8, 2016 at 3:52 PM, Gonzalo <gonzalo at dense13.com
>>> <mailto:gonzalo at dense13.com>> wrote:
>>>
>>> Hi,
>>>
>>> I'm using Bruce Murphy's MIDIsender class
>>> (http://www.rattus.net/~packrat/audio/ChucK/files/midisender.ck
>>>
><http://www.rattus.net/%7Epackrat/audio/ChucK/files/midisender.ck>)
>>> to generate MIDI from my Chuck code. I'm sending this MIDI to
>>> various virtual MIDI ports (using OSX's IAC Driver). Then I have
>>> various software instruments in Cubase, each one listening to
>one of
>>> the virtual ports. Works well when I run my Chuck program, but
>if in
>>> Cubase I arm the tracks and try to record the incoming MIDI, all
>the
>>> events get 'collapsed' at the same time, specifically the moment
>I
>>> click record. They do get recorded, but all starting at the same
>>> time.
>>>
>>> This only happens if I want to record them, if I'm only playing,
>>> timing is fine.
>>>
>>> Using MidiMonitor I see that the time for all the MIDI events
>>> generated from Chuck is 0, that seems to be the issue. Any
>thoughts
>>> on how I can change that?
>>>
>>>
>>> MidiMsg is defined as a four byte record
>>>
>>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.h#L65
>>>
>>> but ChucK only sets three bytes on send
>>>
>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L120
>>>
>>> midisender.ck <http://midisender.ck> does the same. Is the unset
>byte
>>> supposed to be the time? Suppose I should go read the spec.
>>>
>>> It appears time is written and read from files separately
>>>
>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L823
>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L837
>>>
>>> Not sure that helps,
>>>
>>> michael
>>>
>>>
>>> _______________________________________________
>>> chuck-users mailing list
>>> chuck-users at lists.cs.princeton.edu
>>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>>
>>
>
>--
>http://dense13.com
>http://www.whole-play.com
>https://www.30daygroove.com
>
>
>
>------------------------------------------------------------------------
>
>От: Eugene Martynec <eugenemartynec at gmail.com>
>Кому: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
>Отправлено: Fri Dec 09 03:08:56 GMT+03:00 2016
>Тема: Re: [chuck-users] Midi time problem
>
>Greetings
>
>Why not send each track instrument a separate midi channel on a single
>port. Question is will Cubase do that. It used to only allow one midi
>channel at a time when recording. Certainly that is no longer the case?
>
>On Dec 8, 2016 18:28, "Gonzalo" <gonzalo at dense13.com> wrote:
>
>> I found this:
>>
>> "...the MIDI specification has different parts. One part describes
>MIDI
>> "wire" protocol (messages sent between devices in real time), and
>another
>> part describes Standard MIDI Files (messages stored as events in
>> "sequences"). In the latter part of the specification, each event
>stored in
>> a standard MIDI file is tagged with a timing value that indicates
>when that
>> event should be played. By contrast, messages in MIDI wire protocol
>are
>> always supposed to be processed immediately, as soon as they're
>received by
>> a device, so they have no accompanying timing values".
>>
>> (https://docs.oracle.com/javase/tutorial/sound/MIDI-messages.html)
>>
>> Might suggest there's no problem with the MidiMsg. Maybe it's a
>Cubase
>> issue? Someone suggested it's a Midi TimeCode issue, but I know
>nothing
>> about that. I'll keep looking, but if anybody has any more info
>that'll be
>> very welcome.
>>
>> Gonzalo
>>
>>
>>
>> On 09/12/16 00:11, Gonzalo wrote:
>>
>>> Thanks Michael,
>>>
>>> This might be a bit over my head, but I'll look into it. Never
>checked
>>> Chuck's source code before, at the very least it'll be fun. :)
>>>
>>> Gonzalo
>>>
>>>
>>> On 08/12/16 23:28, Michael Heuer wrote:
>>>
>>>> On Thu, Dec 8, 2016 at 3:52 PM, Gonzalo <gonzalo at dense13.com
>>>> <mailto:gonzalo at dense13.com>> wrote:
>>>>
>>>> Hi,
>>>>
>>>> I'm using Bruce Murphy's MIDIsender class
>>>> (http://www.rattus.net/~packrat/audio/ChucK/files/midisender.ck
>>>>
><http://www.rattus.net/%7Epackrat/audio/ChucK/files/midisender.ck>)
>>>> to generate MIDI from my Chuck code. I'm sending this MIDI to
>>>> various virtual MIDI ports (using OSX's IAC Driver). Then I
>have
>>>> various software instruments in Cubase, each one listening to
>one of
>>>> the virtual ports. Works well when I run my Chuck program, but
>if in
>>>> Cubase I arm the tracks and try to record the incoming MIDI,
>all the
>>>> events get 'collapsed' at the same time, specifically the
>moment I
>>>> click record. They do get recorded, but all starting at the
>same
>>>> time.
>>>>
>>>> This only happens if I want to record them, if I'm only
>playing,
>>>> timing is fine.
>>>>
>>>> Using MidiMonitor I see that the time for all the MIDI events
>>>> generated from Chuck is 0, that seems to be the issue. Any
>thoughts
>>>> on how I can change that?
>>>>
>>>>
>>>> MidiMsg is defined as a four byte record
>>>>
>>>> https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.h#L65
>>>>
>>>> but ChucK only sets three bytes on send
>>>>
>>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L120
>>>>
>>>> midisender.ck <http://midisender.ck> does the same. Is the unset
>byte
>>>> supposed to be the time? Suppose I should go read the spec.
>>>>
>>>> It appears time is written and read from files separately
>>>>
>>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L823
>>>>
>https://github.com/ccrma/chuck/blob/master/src/midiio_rtmidi.cpp#L837
>>>>
>>>> Not sure that helps,
>>>>
>>>> michael
>>>>
>>>>
>>>> _______________________________________________
>>>> chuck-users mailing list
>>>> chuck-users at lists.cs.princeton.edu
>>>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>>>
>>>>
>>>
>> --
>> http://dense13.com
>> http://www.whole-play.com
>> https://www.30daygroove.com
>> _______________________________________________
>> chuck-users mailing list
>> chuck-users at lists.cs.princeton.edu
>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>
>
>
>------------------------------------------------------------------------
>
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