class LedsController:
INSTANCE = None
def __init__(self, mainClass):
self._logger = logging.getLogger('HermesLedControl')
self._logger.info('Initializing leds controller')
self._mainClass = mainClass # type: HermesLedControl
if self.INSTANCE is None:
self.INSTANCE = self
else:
self._logger.fatal(
'Trying to instanciate LedsController but instance already exists'
)
self._mainClass.onStop()
self._params = self._mainClass.params
self._hardware = self._mainClass.hardware
self._interface = None
self._running = False
self._defaultBrightness = self._params.defaultBrightness
self._stickyAnimation = None
self._runningRequestId = None
if not self._params.enableDoA and 'doa' in self._hardware:
self._hardware['doa'] = False
self._active = threading.Event()
if self._params.defaultState == 'on':
self._active.set()
else:
self._active.clear()
if not self.initHardware():
self._logger.fatal("Couldn't start hardware")
self._mainClass.onStop()
return
if self._params.pattern == 'google':
self._pattern = GoogleHomeLedPattern(self)
elif self._params.pattern == 'alexa':
self._pattern = AlexaLedPattern(self)
elif self._params.pattern == 'kiboost':
self._pattern = KiboostLedPattern(self)
elif self._params.pattern == 'projectalice':
self._pattern = ProjectAlicePattern(self)
elif self._params.pattern == 'pgas':
self._pattern = PgasPattern(self)
else:
self._pattern = CustomLedPattern(self)
self._buttonsThread = None
if 'extras' in self._hardware and 'buttons' in self.hardware['extras']:
import RPi.GPIO
RPi.GPIO.setmode(RPi.GPIO.BCM)
for button in self._hardware['extras']['buttons']:
RPi.GPIO.setup(
int(self._hardware['extras']['buttons'][button]
['bcm_gpio']), RPi.GPIO.IN)
self._buttonsThread = threading.Thread(target=self._runButtons)
self._buttonsThread.setDaemon(True)
self._timeout = 0
if self._params.timeout and self._params.timeout > 0:
self._timeout = self._params.timeout
self._queue = Queue.Queue()
self._animationThread = threading.Thread(target=self._runAnimation)
self._animationThread.setDaemon(True)
@property
def stickyAnimation(self):
return self._stickyAnimation
@stickyAnimation.setter
def stickyAnimation(self, value):
self._stickyAnimation = value
@property
def active(self):
return self._active.isSet()
@property
def hardware(self):
return self._hardware
@property
def defaultBrightness(self):
return self._defaultBrightness
@property
def interface(self):
return self._interface
@property
def pattern(self):
return self._pattern
def initHardware(self):
try:
if self._hardware['interface'] == Interfaces.APA102:
from interfaces.apa102 import APA102
self._interface = APA102(hardware=self._hardware,
endFrame=self._hardware['endFrame'])
elif self._hardware['interface'] == Interfaces.NEOPIXELS:
from interfaces.neopixels import Neopixels
self._interface = Neopixels(
numLeds=self._hardware['numberOfLeds'],
stripType=self._hardware['type'],
pin=self._hardware['gpioPin'])
elif self._hardware[
'interface'] == Interfaces.RESPEAKER_MIC_ARRAY_V2:
from interfaces.respeakerMicArrayV2 import RespeakerMicArrayV2
self._interface = RespeakerMicArrayV2(
hardware=self._hardware,
vid=self._hardware['vid'],
pid=self._hardware['pid'])
elif self._hardware[
'interface'] == Interfaces.RESPEAKER_MIC_ARRAY_V1:
from interfaces.respeakerMicArrayV1 import RespeakerMicArrayV1
self._interface = RespeakerMicArrayV1(
hardware=self._hardware,
vid=self._hardware['vid'],
pid=self._hardware['pid'])
elif self._hardware['interface'] == Interfaces.MATRIX_VOICE:
from interfaces.matrixvoice import MatrixVoice
self._interface = MatrixVoice(
numLeds=self._hardware['numberOfLeds'])
elif self._hardware['interface'] == Interfaces.PURE_GPIO:
from interfaces.pureGPIO import PureGPIO
self._interface = PureGPIO(
numLeds=self._hardware['numberOfLeds'],
pinout=self._hardware['gpios'],
activeHigh=self._hardware['activeHigh'])
if self._interface is None:
return False
else:
return True
except InterfaceInitError as e:
self._logger.error('{}'.format(e))
return False
def setVolume(self, volume):
"""
Some hardware such as respeaker mic array have onboard volume control that can be set
:type volume: int
:return:
"""
if 'extras' in self._hardware and 'volume' in self._hardware['extras']:
try:
minVol = self._hardware['extras']['volume']['min']
maxVol = self._hardware['extras']['volume']['max']
volume = max(min(volume, maxVol), minVol)
if self._interface is not None:
self._interface.setVolume(volume)
except:
self._logger.error(
'Missing or wrong configuration for volume setting')
else:
self._logger.warning(
'Tried to set volume on an unsupported device')
def setVadLed(self, state):
"""
Some hardware such as respeaker mic array have onboard vad led
:type state: int (0-1)
:return:
"""
if 'extras' in self._hardware and 'vadLed' in self._hardware['extras']:
try:
if self._interface is not None:
self._interface.setVadLed(state)
except:
self._logger.error('Missing or wrong vad led setting')
else:
self._logger.warning(
'Tried to set vad led on an unsupported device')
def putStickyPattern(self,
pattern,
patternMethod=None,
sticky: bool = False,
flush: bool = False,
duration: int = 0,
**kwargs):
if sticky:
self._stickyAnimation = {
"func": pattern,
"args": kwargs,
"duration": duration
}
if patternMethod is None:
self._put(pattern, flush=flush, duration=duration, **kwargs)
else:
try:
func = getattr(self._pattern, patternMethod)
self._put(func, flush=flush, duration=duration, **kwargs)
except AttributeError:
self._logger.error(
"Can't find {} method in pattern".format(patternMethod))
self._put(pattern, flush=flush, duration=duration, **kwargs)
def wakeup(self, sticky: bool = False):
self.putStickyPattern(self._pattern.wakeup, self._params.wakeupPattern,
sticky)
def listen(self, sticky: bool = False):
self.putStickyPattern(self._pattern.listen, self._params.listenPattern,
sticky)
def think(self, sticky: bool = False):
self.putStickyPattern(self._pattern.think, self._params.thinkPattern,
sticky)
def speak(self, sticky: bool = False):
self.putStickyPattern(self._pattern.speak, self._params.speakPattern,
sticky)
def idle(self):
if self._stickyAnimation:
self._put(self._stickyAnimation['func'],
flush=False,
duration=self._stickyAnimation['duration'],
noTimeout=True,
**self._stickyAnimation['args'])
else:
if self._params.idlePattern is None:
self._put(self._pattern.idle, noTimeout=True)
else:
try:
func = getattr(self._pattern, self._params.idlePattern)
self._put(func, noTimeout=True)
except AttributeError:
self._logger.error(
"Can't find {} method in pattern".format(
self._params.idlePattern))
self._put(self._pattern.idle, noTimeout=True)
def onError(self, sticky: bool = False):
self.putStickyPattern(self._pattern.onError, self._params.errorPattern,
sticky)
def onSuccess(self, sticky: bool = False):
self.putStickyPattern(self._pattern.onSuccess,
self._params.successPattern, sticky)
def updating(self, sticky: bool = False):
self.putStickyPattern(self._pattern.updating,
self._params.updatingPattern, sticky)
def call(self, sticky: bool = False):
self.putStickyPattern(self._pattern.call, self._params.callPattern,
sticky)
def setupMode(self, sticky: bool = False):
self.putStickyPattern(self._pattern.setupMode,
self._params.setupModePattern, sticky)
def conError(self, sticky: bool = False):
self.putStickyPattern(self._pattern.conError,
self._params.conErrorPattern, sticky)
def message(self, sticky: bool = False):
self.putStickyPattern(self._pattern.message,
self._params.messagePattern, sticky)
def dnd(self, sticky: bool = False):
self.putStickyPattern(self._pattern.dnd, self._params.dndPattern,
sticky)
def off(self):
if self._params.offPattern is None:
self._put(self._pattern.off, True)
else:
try:
func = getattr(self._pattern, self._params.offPattern)
self._put(func, True)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(
self._params.offPattern))
self._put(self._pattern.off, True)
def start(self):
if self._params.startPattern is None:
self._put(self._pattern.onStart, True)
else:
try:
func = getattr(self._pattern, self._params.startPattern)
self._put(func, True)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(
self._params.startPattern))
self._put(self._pattern.onStart, True)
def stop(self):
if self._params.startPattern is None:
self._put(self._pattern.onStop, True)
else:
try:
func = getattr(self._pattern, self._params.stopPattern)
self._put(func, True)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(
self._params.stopPattern))
self._put(self._pattern.onStart, True)
def toggleStateOff(self):
if self.active:
threading.Timer(interval=0.5, function=self._clear).start()
self.off()
def _clear(self):
self._active.clear()
def toggleStateOn(self):
if not self.active:
threading.Timer(interval=0.5,
function=self._pattern.onStart).start()
self._active.set()
def toggleState(self):
if self.active:
self.toggleStateOff()
else:
self.toggleStateOn()
def _put(self,
func,
flush=False,
duration: int = 0,
noTimeout: bool = False,
**kwargs):
self._pattern.animation.clear()
if not self.active:
return
if flush:
self._queue.empty()
requestId = str(uuid.uuid4())
self._logger.debug(f'New animation {func} has id {requestId}')
if not noTimeout and self._timeout and (not duration
or duration > self._timeout):
self._logger.debug(
f'Timeout is setting duration from {duration} to {self._timeout}'
)
duration = self._timeout
if duration:
threading.Timer(interval=int(duration),
function=self.scheduledEndAnimation,
args=[requestId]).start()
self._queue.put({
"func": func,
"args": kwargs,
"duration": duration,
"requestId": requestId
})
def _runAnimation(self):
while self._running:
self._pattern.animation.clear()
funcRecipe = self._queue.get()
self._runningRequestId = funcRecipe["requestId"]
funcRecipe['func'](**funcRecipe['args'])
def scheduledEndAnimation(self, requestId):
if self._runningRequestId == requestId:
self._logger.debug(
f'Request {requestId} animation ended or timed out')
self.idle()
def setLed(self, ledNum, red, green, blue, brightness=-1):
if ledNum < 0 or ledNum > self._interface.numLeds:
self._logger.warning(
"Tried to access a led number that doesn't exist: {} / {}".
format(ledNum, self._interface.numLeds))
return
if brightness == -1:
brightness = self.defaultBrightness
self._interface.setPixel(ledNum, red, green, blue, brightness)
def setLedRGB(self, ledNum, color, brightness=-1):
if len(color) > 3:
brightness = color[3]
elif brightness == -1:
brightness = self.defaultBrightness
self.setLed(ledNum, color[0], color[1], color[2], brightness)
def clearLeds(self):
if self._interface is not None:
self._interface.clearStrip()
@DeprecationWarning
def showData(self, data):
"""Will soon be removed in favor or more understandable and per led setting"""
for i in range(self._hardware['numberOfLeds']):
self.setLed(i, int(data[4 * i + 1]), int(data[4 * i + 2]),
int(data[4 * i + 3]))
self.show()
def show(self):
self._interface.show()
def doa(self):
if self._params.enableDoA and self._hardware.get('doa'):
angle = self._interface.doa()
if angle > 0:
return int(
round(angle / (360 / self._hardware['numberOfLeds'])))
return 0
def _runButtons(self):
while self._running:
try:
for button in self._hardware['extras']['buttons']:
state = GPIO.input(self._hardware['extras']['buttons']
[button]['bcm_gpio'])
if not state:
try:
func = getattr(
self._pattern, self._hardware['extras']
['buttons'][button]['function'])
func()
except AttributeError:
self._logger.error(
"Function {} couldn't be found in pattern")
time.sleep(0.25)
except:
import RPi.GPIO as GPIO
def onStart(self):
if self._interface is None:
self._logger.error('Interface error')
return
self._running = True
self._interface.onStart()
self._animationThread.start()
if self._buttonsThread is not None:
self._buttonsThread.start()
threading.Timer(interval=0.5, function=self._pattern.onStart).start()
def onStop(self):
self._pattern.animation.clear()
self._pattern.onStop()
self._running = False
self._interface.onStop()
if self._animationThread is not None and self._animationThread.is_alive(
):
self._animationThread.join(timeout=2)
if self._buttonsThread is not None and self._buttonsThread.is_alive():
self._buttonsThread.join(timeout=2)
class LedsController:
INSTANCE = None
def __init__(self, mainClass):
self._logger = logging.getLogger('SnipsLedControl')
self._logger.info('Initializing leds controller')
self._mainClass = mainClass # type: SnipsLedControl
if self.INSTANCE is None:
self.INSTANCE = self
else:
self._logger.fatal('Trying to instanciate LedsController but instance already exists')
self._mainClass.onStop()
self._params = self._mainClass.params
self._hardware = self._mainClass.hardware
self._interface = None
self._running = False
self._defaultBrightness = self._params.defaultBrightness
self._active = threading.Event()
if self._params.defaultState == 'on':
self._active.set()
else:
self._active.clear()
if self._params.pattern == 'google':
self._pattern = GoogleHomeLedPattern(self)
elif self._params.pattern == 'alexa':
self._pattern = AlexaLedPattern(self)
elif self._params.pattern == 'kiboost':
self._pattern = KiboostLedPattern(self)
else:
self._pattern = CustomLedPattern(self)
if not self.initHardware():
self._logger.fatal("Couldn't start hardware")
self._mainClass.onStop()
return
self._buttonsThread = None
if 'extras' in self._hardware and 'buttons' in self.hardware['extras']:
import RPi.GPIO
RPi.GPIO.setmode(RPi.GPIO.BCM)
for button in self._hardware['extras']['buttons']:
RPi.GPIO.setup(int(self._hardware['extras']['buttons'][button]['bcm_gpio']), RPi.GPIO.IN)
self._buttonsThread = threading.Thread(target=self._runButtons)
self._buttonsThread.setDaemon(True)
self._queue = Queue.Queue()
self._animationThread = threading.Thread(target=self._runAnimation)
self._animationThread.setDaemon(True)
@property
def active(self):
return self._active.isSet()
@property
def hardware(self):
return self._hardware
@property
def defaultBrightness(self):
return self._defaultBrightness
def initHardware(self):
try:
if self._hardware['interface'] == Interfaces.APA102:
from interfaces.apa102 import APA102
self._interface = APA102(numLed=self._hardware['numberOfLeds'])
elif self._hardware['interface'] == Interfaces.NEOPIXELS:
from interfaces.neopixels import Neopixels
self._interface = Neopixels(numLeds=self._hardware['numberOfLeds'], stripType=self._hardware['type'], pin=self._hardware['gpioPin'])
elif self._hardware['interface'] == Interfaces.RESPEAKER_MIC_ARRAY_V2:
from interfaces.respeakerMicArrayV2 import RespeakerMicArrayV2
self._interface = RespeakerMicArrayV2(numLeds=self._hardware['numberOfLeds'], vid=self._hardware['vid'], pid=self._hardware['pid'])
elif self._hardware['interface'] == Interfaces.MATRIX_VOICE:
from interfaces.matrixvoice import MatrixVoice
self._interface = MatrixVoice(numLeds=self._hardware['numberOfLeds'], matrixIp=self._hardware['matrixIp'], everloopPort=self._hardware['everloopPort'])
elif self._hardware['interface'] == Interfaces.PURE_GPIO:
from interfaces.pureGPIO import PureGPIO
self._interface = PureGPIO(numLeds=self._hardware['numberOfLeds'], pinout=self._hardware['gpios'], activeHigh=self._hardware['activeHigh'])
if self._interface is None:
return False
else:
return True
except InterfaceInitError as e:
self._logger.error('{}'.format(e))
return False
def wakeup(self):
if self._params.wakeupPattern is None:
self._put(self._pattern.wakeup)
else:
try:
func = getattr(self._pattern, self._params.wakeupPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.wakeupPattern))
self._put(self._pattern.wakeup)
def listen(self):
if self._params.listenPattern is None:
self._put(self._pattern.listen)
else:
try:
func = getattr(self._pattern, self._params.listenPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.listenPattern))
self._put(self._pattern.listen)
def think(self):
if self._params.thinkPattern is None:
self._put(self._pattern.think)
else:
try:
func = getattr(self._pattern, self._params.thinkPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.thinkPattern))
self._put(self._pattern.think)
def speak(self):
if self._params.speakPattern is None:
self._put(self._pattern.speak)
else:
try:
func = getattr(self._pattern, self._params.speakPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.speakPattern))
self._put(self._pattern.speak)
def idle(self):
if self._params.idlePattern is None:
self._put(self._pattern.idle)
else:
try:
func = getattr(self._pattern, self._params.idlePattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.idlePattern))
self._put(self._pattern.idle)
def onError(self):
if self._params.errorPattern is None:
self._put(self._pattern.onError)
else:
try:
funct = getattr(self._pattern, self._params.errorPattern)
self._put(funct)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.errorPattern))
self._put(self._pattern.onError)
def onSuccess(self):
if self._params.successPattern is None:
self._put(self._pattern.onSuccess)
else:
try:
func = getattr(self._pattern, self._params.successPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.successPattern))
self._put(self._pattern.onSuccess)
def updating(self):
if self._params.updatingPattern is None:
self._put(self._pattern.updating())
else:
try:
func = getattr(self._pattern, self._params.updatingPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.updatingPattern))
self._put(self._pattern.updating())
def call(self):
if self._params.updatingPattern is None:
self._put(self._pattern.call())
else:
try:
func = getattr(self._pattern, self._params.callPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.callPattern))
self._put(self._pattern.call())
def setupMode(self):
if self._params.updatingPattern is None:
self._put(self._pattern.setupMode())
else:
try:
func = getattr(self._pattern, self._params.setupModePattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.setupModePattern))
self._put(self._pattern.setupMode())
def conError(self):
if self._params.updatingPattern is None:
self._put(self._pattern.conError())
else:
try:
func = getattr(self._pattern, self._params.conErrorPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.conErrorPattern))
self._put(self._pattern.conError())
def message(self):
if self._params.updatingPattern is None:
self._put(self._pattern.message())
else:
try:
func = getattr(self._pattern, self._params.messagePattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.messagePattern))
self._put(self._pattern.message())
def dnd(self):
if self._params.updatingPattern is None:
self._put(self._pattern.dnd())
else:
try:
func = getattr(self._pattern, self._params.dndPattern)
self._put(func)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.dndPattern))
self._put(self._pattern.dnd())
def off(self):
if self._params.offPattern is None:
self._put(self._pattern.off, True)
else:
try:
func = getattr(self._pattern, self._params.offPattern)
self._put(func, True)
except AttributeError:
self._logger.error("Can't find {} method in pattern".format(self._params.offPattern))
self._put(self._pattern.off, True)
def toggleStateOff(self):
if self.active:
threading.Timer(interval=0.5, function=self._clear).start()
self.off()
def _clear(self):
self._active.clear()
def toggleStateOn(self):
if not self.active:
threading.Timer(interval=0.5, function=self._pattern.onStart).start()
self._active.set()
def toggleState(self):
if self.active:
self.toggleStateOff()
else:
self.toggleStateOn()
def _put(self, func, flush=False):
self._pattern.animation.clear()
if not self.active:
return
if flush:
self._queue.empty()
self._queue.put(func)
def _runAnimation(self):
while self._running:
self._pattern.animation.clear()
func = self._queue.get()
func()
def setLed(self, ledNum, red, green, blue, brightness=-1):
if brightness == -1:
brightness = self.defaultBrightness
self._interface.setPixel(ledNum, red, green, blue, brightness)
def setLedRGB(self, ledNum, color, brightness=-1):
if brightness == -1:
brightness = self.defaultBrightness
if len(color) > 3:
brightness = color[3]
self.setLed(ledNum, color[0], color[1], color[2], brightness)
def clearLeds(self):
if self._interface is not None:
self._interface.clearStrip()
@DeprecationWarning
def showData(self, data):
"""Will soon be removed in favor or more understandable and per led setting"""
for i in range(self._hardware['numberOfLeds']):
self.setLed(i, int(data[4 * i + 1]), int(data[4 * i + 2]), int(data[4 * i + 3]))
self.show()
def show(self):
self._interface.show()
def _runButtons(self):
while self._running:
try:
for button in self._hardware['extras']['buttons']:
state = GPIO.input(self._hardware['extras']['buttons'][button]['bcm_gpio'])
if not state:
try:
func = getattr(self._pattern, self._hardware['extras']['buttons'][button]['function'])
func()
except AttributeError:
self._logger.error("Function {} couldn't be found in pattern")
time.sleep(0.25)
except:
import RPi.GPIO as GPIO
def onStart(self):
if self._interface is None:
self._logger.error('Interface error')
return
self._running = True
self._interface.onStart()
self._animationThread.start()
if self._buttonsThread is not None:
self._buttonsThread.start()
threading.Timer(interval=0.5, function=self._pattern.onStart).start()
def onStop(self):
self._pattern.animation.clear()
self._pattern.onStop()
self._running = False
self._interface.onStop()
self._animationThread.join(timeout=2)
if self._buttonsThread is not None:
self._buttonsThread.join(timeout=2)