[linux-audio-user] Call for WhySynth presets

michel pondeville michelpondeville at tele2.be
Wed Dec 28 16:18:23 EST 2005


Good night,
One creative sound blaster card live of audigy of awe is needed..One 
soundfont for the card; it is in the cd of installation of card.
Alsa, Alsa-driver. the program sfxload etc....
See 
http://www.google.be/search?hl=fr&q=midi+and+linux&btnG=Rechercher&meta=
Michel
----- Original Message ----- 
From: "Dave Phillips" <dlphillips at woh.rr.com>
To: "Sean Bolton" <musound at jps.net>
Cc: "A list for linux audio users" <linux-audio-user at music.columbia.edu>
Sent: Wednesday, December 28, 2005 7:48 PM
Subject: Re: [linux-audio-user] Call for WhySynth presets


> Sean Bolton wrote:
>
>> Hi Dave,
>>
>> On Dec 28, 2005, at 4:26 AM, Dave Phillips wrote:
>>
>>>  A few questions re: your excellent WhySynth :
>>>
>>>    WS seems weird wrt MIDI program change. Am I missing something ? 
>>> Sending a change from a sequencer or keyboard doesn't match the default 
>>> list of voices. PC 0 selects a sound all right, but it's not the Slow 
>>> Strings at position 0 in the default patch list. What is MIDI PC 
>>> actually selecting ?
>>>
>>>    Edits made to a patch don't take effect in realtime, or am I missing 
>>> something again ?
>>
>>
>> Yeah, something's weird -- on my systems, WhySynth responds
>> as one would expect to program changes coming from external
>> sources, and patch edits take effect in real time for everything
>> except the envelopes (where they take effect on the next note
>> played.)
>>
>> When you send a PC from an external source, does the high-
>> lighted patch in the GUI patch list change?  Are you using bank
>> select (which might mean program 128 or 256 of 384 is being
>> selected instead)?
>
> Okay, I retested WS as a single instance and as two (with the -2 option 
> for jack-dssi-host). With the single instance everything worked as you 
> describe. However, in the dual-instance scenario the second synth receives 
> program changes all right (i.e. the highlighted patch changes in the patch 
> display), but it wasn't receiving note-ons. :(  But read on...
>
>> If you run jack-dssi-host with the '-v' debug switch, do you see
>> messages like this:
>>
>>     jack-dssi-host: OSC: whysynth/WhySynth/chan00 port 7 = 0.133895
>>
>> appearing in real time as you edit a patch, or are they delayed?
>
> They're appearing in realtime. I'm not having the problem now, it was 
> likely just a doofus user error.
>
>> On Dec 28, 2005, at 8:33 AM, Dave Phillips wrote:
>>
>>>>> 'jack-dssi-host -2 whysynth.so' should launch two synths with two
>>>>> separate GUIs, 'jack-dssi-host -3 whysynth.so' should launch three
>>>>> synths etc.
>>>>
>>>>
>>> Okay, that works. Three instances are launched, the first has Channel 0 
>>> in its window titlebar, the next has Channel 1, the last has Channel 2. 
>>> However, only Channel 0 is accessable from my sequencer. What's going on 
>>> ? The channels referred to are MIDI channels, yes ? How can I reach the 
>>> other instances ?
>>
>>
>> What you've done here is start one instance of jack-dssi-host
>> hosting three instances of the WhySynth plugin.  jack-dssi-host
>> will have one ALSA MIDI port as input, and will split the incoming
>> MIDI by channel to send to each of the three plugin instances.
>> So if you can get sound on channel 0, you should be able to get
>> sound on channels 1 and 2 via the same MIDI connection by just
>> changing the MIDI channel number.  Note that jack-dssi-host will
>> have created 6 JACK ports for the audio output -- a left and right
>> out for each plugin instance -- so make sure these are connected
>> appropriately or you won't hear the output.
>
> Ah, there's the cuplrit. I reconnected in QJackCtl for simple stereo 
> output, and I now have multiple instances of WS making sound.
>
>> HTH.  Looking forward to the demo!
>
> Thanks a lot, Sean. On to the music... :)
>
> Best,
>
> dp
> 




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