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Python StreamInlet.close_stream方法代碼示例

本文整理匯總了Python中pylsl.StreamInlet.close_stream方法的典型用法代碼示例。如果您正苦於以下問題:Python StreamInlet.close_stream方法的具體用法?Python StreamInlet.close_stream怎麽用?Python StreamInlet.close_stream使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在pylsl.StreamInlet的用法示例。


在下文中一共展示了StreamInlet.close_stream方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: MyOVBox

# 需要導入模塊: from pylsl import StreamInlet [as 別名]
# 或者: from pylsl.StreamInlet import close_stream [as 別名]
class MyOVBox(OVBox):
  def __init__(self):
    OVBox.__init__(self)

    
  # the initialize method reads settings and outputs the first header
  def initialize(self):
    self.initLabel = 0
    self.debug=self.setting['debug'] == "true"
    print "Debug: ", self.debug
    self.stream_type=self.setting['Stream type']
    self.stream_name=self.setting['Stream name'] 
    # total channels for all streams
    self.channelCount = 0
    #self.stream_name=self.setting['Stream name'] # in case !all_streams
    print "Looking for streams of type: " + self.stream_type
    streams = resolve_stream('type',self.stream_type)
    print "Nb streams: " + str( len(streams))
    self.nb_streams = len(streams)
    if self.nb_streams == 0:
      raise Exception("Error: no stream found.")
    self.inlet = StreamInlet(streams[0], max_buflen=1)
    self.info = self.inlet.info()
    self.channelCount = self.info.channel_count()
    print "Stream name: " + self.info.name()
    stream_freq = self.info.nominal_srate()
    if stream_freq != 0:
	  raise Exception("Error: no irregular stream found.")
    # we append to the box output a stimulation header. This is just a header, dates are 0.
    self.output[0].append(OVStimulationHeader(0., 0.))
    self.init = False
  # The process method will be called by openvibe on every clock tick
  def process(self):
    # A stimulation set is a chunk which starts at current time and end time is the time step between two calls
    # init here and filled within triger()
    self.stimSet = OVStimulationSet(self.getCurrentTime(), self.getCurrentTime()+1./self.getClock())
    if self.init == False :
     local_time = local_clock()
     initSecond=int(local_time) 
     initMillis=int((local_time-initSecond)*1000)
     self.stimSet.append(OVStimulation(self.initLabel, self.getCurrentTime(), 0.))
     self.stimSet.append(OVStimulation(initSecond, self.getCurrentTime(), 0.))
     self.stimSet.append(OVStimulation(initMillis, self.getCurrentTime(), 0.))
     self.init=True
	# read all available stream
    samples=[]
    sample,timestamp = self.inlet.pull_sample(0)
    while sample != None:
     samples += sample
     sample,timestamp = self.inlet.pull_sample(0)
     # every value will be converted to openvibe code and a stim will be create
    for label in samples: 
      label = str(label)
      if self.debug:
        print "Got label: ", label
      self.stimSet.append(OVStimulation(float(label), self.getCurrentTime(), 0.))	
    # even if it's empty we have to send stim list to keep the rest in sync
    self.output[0].append(self.stimSet)

  def uninitialize(self):
    # we send a stream end.
    end = self.getCurrentTime()
    self.output[0].append(OVStimulationEnd(end, end))
    self.inlet.close_stream()
開發者ID:jfrey-xx,項目名稱:openMatch,代碼行數:66,代碼來源:python_lsl_stims.py


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