Python VstHost Examples

Example #1

File: vstinit.py Project: nosuchtim/manifold_postpalette

from vsthost import VstHost,VstPlugin

from subprocess import call,Popen
from nosuch.oscutil import *
from time import sleep

# wait for kill to finish
call(["c:/python27/python.exe","c:/local/manifold/bin/killvsthost.py"])

# vsthost gets put in the background
Popen(["vsthost.exe","-server"])

# give it some time to start up?
sleep(1.0)

V = VstHost()
v1 = V.createVstInstance("Absynth 5")
v2 = V.createVstInstance("FM8")

v1.setchannel(1)
v2.setchannel(2)

v1.setparameter(2,0.25)

for pitch in range(50,100,24):
	V.noteon(1,pitch,100)
	sleep(0.2)
	V.noteoff(1,pitch,100)

# V.jsonrpc("hide")

Example #2

File: vstnotes.py Project: nosuchtim/manifold_postpalette

import time
import os
import random
import httplib, urllib
import time
from vsthost import VstHost,VstPlugin

from subprocess import call,Popen
from nosuch.oscutil import *
from time import sleep

V = VstHost()
p1 = 0   # assumed to be Absynth 
p2 = 1   # assumed to be FM8 

V.setchannel(p1,2)
V.setchannel(p2,3)

for n in range(10):
	pitch = random.randint(1,127)
	V.noteon(2,pitch,100)
	sleep(0.2)
	V.noteoff(2,pitch,100)

# V.jsonrpc("hide")

# while True:
# 	chan = 1
# 	pitch = random.randint(1,127)
# 	velocity = 100
# 	osctovst("/midi",["noteon",chan,pitch,velocity])

Example #3

File: midifileplay.py Project: nosuchtim/VizBench

import time
import os
import random
import httplib, urllib
import time
import nosuch.midiutil

from subprocess import call,Popen
from nosuch.oscutil import *
from time import sleep
from vsthost import VstHost,VstPlugin

from nosuch.midiutil import MidiVstHostHardware

V = VstHost()
v1 = V.getVstInstance(0)
v2 = V.getVstInstance(1)

chanA = 1
chanB = 2
v1.setchannel(chanA)
v2.setchannel(chanB)

# v1.setparameter(2,0.25)

m = MidiVstHostHardware()

for n in range(10):
	pitch = random.randint(1,127)
	if (n%2) == 0:
		chan = chanA

Example #4

import time
import os
import random
import httplib, urllib
import time
import nosuch.midiutil

from subprocess import call, Popen
from nosuch.oscutil import *
from time import sleep
from vsthost import VstHost, VstPlugin

from nosuch.midiutil import MidiVstHostHardware

V = VstHost()
v1 = V.getVstInstance(0)
v2 = V.getVstInstance(1)

chanA = 1
chanB = 2
v1.setchannel(chanA)
v2.setchannel(chanB)

# v1.setparameter(2,0.25)

m = MidiVstHostHardware()

for n in range(10):
    pitch = random.randint(1, 127)
    if (n % 2) == 0:
        chan = chanA