Re: Audio Triggering + Mouse Event latency

[René Micout]

Fred,
1. PlayCommand Agent X (for Mac - available also for Windows) is a part 
(engine) of Shakobox :
    http://www.hyperactivesw.com/resources_shakobox.html
2. For your problem : why not using something like a looper, example :
http://forum.recordingreview.com/f62/digitech-jamman-looper-reviews-7528/
Cordialement
René



Le 16 nov. 2010 à 14:30, Fred Moyer a écrit :

> Where can I get PlayCommand? I can't find it on Jacque's site. 
> 
> This discussion reminds me of my problem.  I am a pianist and am trying to 
> use Revolution in my concerts. A typical performance starts with me playing 
> on the piano alone -- and at a specific moment I bring in a recorded 
> accompaniment which is in a Player in Revolution. I do it with a foot pedal 
> that generates a mouseclick (my hands are busy.) When I press the foot pedal 
> Revolution starts the player which is already loaded with the soundfile. 
> Here's the problem: if Revolution loads the file and I press the foot pedal 
> within about 20 secondso, the sound plays immediately -- no problem. But if 
> my piano solo part is longer than that, it seems that Quicktime (or 
> Revolution?) goes into some kind of hibernation mode and now when I press the 
> foot pedal there is a delay of perhaps a second before the sound plays. This 
> is death for the performance! So now I have to press the foot pedal about a 
> second before the sound starts; it is really a drag! Any ideas? 
>       Based on this discussion, I gather it would be quicker if I could get 
> the foot pedal to generate a keydown? Any ideas how to do this? How do you 
> make an external mouse generate a keydown instead of a mousedown?
>       Is there any way to set Quicktime to not go into that hibernation mode? 
> I have Snow Leopard. Would it help to move to Quicktime Pro? Or Quicktime X?
> 
> Thanks for any suggestions.
> 
> Fred Moyer
> 
> On Nov 16, 2010, at 4:33 AM, use-revolution-requ...@lists.runrev.com wrote:
> 
>> Message: 26
>> Date: Tue, 16 Nov 2010 10:26:25 +0100
>> From: Ren? Micout <rene.mic...@numericable.com>
>> Subject: Re: Audio Triggering + Mouse Event latency
>> To: How to use Revolution <use-revolution@lists.runrev.com>
>> Message-ID: <2769f86d-1364-4199-8005-d5376bffb...@numericable.com>
>> Content-Type: text/plain;   charset=iso-8859-1
>> 
>> Hello Anthony,
>> I just returned from a trip and I discovered the discussion. For months 
>> (years...) I work on this problem and the best solution I've found in terms 
>> of responsiveness is to use PlayCommand Agent X (see Jacqueline web site for 
>> that) which controls the QuickTime synthesizer via AppleScript. I have a 
>> (Mac) prototype in progress (for iPad in final) called "Exapad" which is 
>> based on the principles you have mentioned and which uses "MouseDown" to 
>> start the sound and "MouseUp" to stop it. Hare are scripts extremely 
>> simplified (because in application chords can be played and arpeggiated) :
>> global vgVolumeGénéral,vgTimbre -- settings with slider and menu
>> on mouseDown
>>  hsJouerNotes the cpNoteBase of the target -- custom property of the note or 
>> sound (target = image or button)
>> end mouseDown
>> on mouseUp
>>  hsArrêtNotes the cpNoteBase of the target
>> end mouseUp
>> private command hsJouerNotes vpFondam
>>  SBstartNote vgTimbre,vpFondam,vgVolumeGénéral
>> end hsJouerNotes
>> private command hsArrêtNotes vpFondam
>>  SBstopNote vgTimbre,vpFondam 
>> end hsArrêtNotes
>> command SBstartNote vpI,vpP,vpV
>>  do ("tell application"&&quote& "PlayCommand Agent X" &quote && "to" && 
>> "play note instrument" && quote & vpI & quote && "pitch" && vpP && 
>> "velocity" && vpV) as AppleScript
>> end SBstartNote
>> command SBstopNote vpI,vpP
>>  do ("tell application" && quote & "PlayCommand Agent X" & quote && "to" && 
>> "play note instrument"&& quote & vpI & quote && "pitch" && vpP && "velocity" 
>> && 0) as AppleScript
>> end SBstopNote
>> No latency. Percussion sounds possible...
>> I stop because I have no more place...
>> Bon souvenir de Paris
>> René
> 
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