def __init__(self, parent, minPosition=-1, maxPosition=5):
tk.Frame.__init__(self)
self.minPosition = minPosition
self.maxPosition = maxPosition
self.parent = parent
self.recording = False
self.stream = InputStream()
control = ControlBuilder().buildControl('config/control/slider_observed_4tines.json')
detector = EventDetector(
self.stream, control, windowLength=2048, windowHop=200,
scaleScoresByFequency=True, gaussianStdDev=2)
detector.addEventListener(self)
self.pack(fill=tk.BOTH, expand=1)
self._createWidgets()
self.executor = ThreadPoolExecutor(max_workers=1)
class RtTineDetectApp(tk.Frame):
'''
Note that best effects have been found using the Scarlett 18i20 sound card, with the gain for
a contact mic set to 0.8.
'''
MARKER_HEIGHT = 30
def __init__(self, parent, minPosition=-1, maxPosition=5):
tk.Frame.__init__(self)
self.minPosition = minPosition
self.maxPosition = maxPosition
self.parent = parent
self.recording = False
self.stream = InputStream()
control = ControlBuilder().buildControl('config/control/slider_observed_4tines.json')
detector = EventDetector(
self.stream, control, windowLength=2048, windowHop=200,
scaleScoresByFequency=True, gaussianStdDev=2)
detector.addEventListener(self)
self.pack(fill=tk.BOTH, expand=1)
self._createWidgets()
self.executor = ThreadPoolExecutor(max_workers=1)
def _createWidgets(self):
self.update_idletasks()
self.recordButton = tk.Button(self, text="Listen", command=self.toggleRecord)
self.recordButton.pack(side=tk.TOP)
self.canvas = tk.Canvas(self.parent, width=200, height=600)
self.canvas.pack(side=tk.TOP)
self.canvas.create_line(
80, self._axisYFromPosition(-1), 80, self._axisYFromPosition(15), width=2)
self.marker = self.canvas.create_rectangle(0, 0, 0, 0)
self._moveMarkerToPosition(self.minPosition + 2)
self.toggleRecord()
def _moveMarkerToPosition(self, position):
middleY = self._axisYFromPosition(position)
topY = middleY - self.MARKER_HEIGHT / 2
bottomY = middleY + self.MARKER_HEIGHT / 2
#client.send(OSCMessage("/slider/", [(position * 400.0 + 400.0) / 2048.0]))
hue_value = (((middleY - 0) * (254.0 - 1.0)) / (600.0 - 0.0)) + 1.0
resource_1 = {
'which':1,
'data':{
'state':{'on':True, 'bri':hue_value} # can be 1-254
}
}
resource_2 = {
'which':2,
'data':{
'state':{'on':True, 'bri':hue_value} # can be 1-254
}
}
resource_3 = {
'which':3,
'data':{
'state':{'on':True, 'bri':hue_value} # can be 1-254
}
}
bridge.light.update(resource_1)
bridge.light.update(resource_2)
bridge.light.update(resource_3)
#self.canvas.coords(self.marker, 105, topY, 135, bottomY)
def _axisYFromPosition(self, value):
TOP = 0
BOTTOM = 600
axisRange = abs(TOP - BOTTOM)
valueRange = self.maxPosition - self.minPosition
relativeHeight = float((value - self.minPosition)) / valueRange
y = BOTTOM - (relativeHeight * axisRange)
return y
def toggleRecord(self):
if self.recording:
self.stream.stop()
self.recordButton.config(text="Listen")
else:
self.stream.start()
self.recordButton.config(text="Stop")
self.recording = not self.recording
def onEventDetected(self, event):
if self.marker:
print "In onEventDetect"
''' Submit move action on separate thread so that we don't block detector.
Also, force update of UI because Tkinter doesn't always update quickly. '''
self.executor.submit(self._moveMarkerToPosition, event.classId)
self.update()
