class PositionTracker(object):
"""
Tracks the last position of the player. This is necessary because
Player.getTime() is not valid after the callback to
Player.onPlayBackStopped() has completed.
"""
HISTORY_SECS = 5 # Number of seconds of history to keep around
def __init__(self, player):
self._player = player
self._lastPos = 0.0
self._tracker = BoundedEvictingQueue(
(1000 / SLEEP_MILLIS) * self.HISTORY_SECS)
self._history = []
def onPlayBackStarted(self):
log.debug('Starting position tracker...')
self._tracker = threading.Thread(name='Position Tracker',
target=self._trackPosition)
self._tracker.start()
def onPlayBackStopped(self):
if self._tracker.isAlive():
log.debug('Position tracker stop called. Still alive = %s' %
self._tracker.isAlive())
else:
log.debug('Position tracker thread already dead.')
def onPlayBackEnded(self):
self.onPlayBackStopped()
def getHistory(self, howFarBack):
"""Returns a list of TrackerSamples from 'howFarBack' seconds ago."""
endPos = self._lastPos
startPos = endPos - howFarBack
slice = []
for sample in self._history:
if startPos <= sample.pos and sample.pos <= endPos:
slice.append(sample)
log.debug('Tracker history for %s secs = [%s] %s' %
(howFarBack, len(slice), slice))
return slice
def getLastPosition(self):
return self._lastPos
def _trackPosition(self):
"""Method run in a separate thread. Tracks last position of player as long as it is playing"""
try:
while self._player.isPlaying():
self._lastPos = self._player.getTime()
self._history.append(TrackerSample(time.time(), self._lastPos))
#log.debug('Tracker time = %s' % self._lastPos)
xbmc.sleep(SLEEP_MILLIS)
log.debug('Position tracker thread exiting with lastPos = %s' %
self.getLastPosition())
except:
log.exception('_trackPosition catchall')
class PositionTracker(object):
"""
Tracks the last position of the player. This is necessary because
Player.getTime() is not valid after the callback to
Player.onPlayBackStopped() has completed.
"""
HISTORY_SECS = 5 # Number of seconds of history to keep around
def __init__(self, player):
self._player = player
self._lastPos = 0.0
self._tracker = BoundedEvictingQueue((1000/SLEEP_MILLIS) * self.HISTORY_SECS)
self._history = []
def onPlayBackStarted(self):
log.debug('Starting position tracker...')
self._tracker = threading.Thread(
name='Position Tracker',
target = self._trackPosition)
self._tracker.start()
def onPlayBackStopped(self):
if self._tracker.isAlive():
log.debug('Position tracker stop called. Still alive = %s' % self._tracker.isAlive())
else:
log.debug('Position tracker thread already dead.')
def onPlayBackEnded(self):
self.onPlayBackStopped()
def getHistory(self, howFarBack):
"""Returns a list of TrackerSamples from 'howFarBack' seconds ago."""
endPos = self._lastPos
startPos = endPos - howFarBack
slice = []
for sample in self._history:
if startPos <= sample.pos and sample.pos <= endPos:
slice.append(sample)
log.debug('Tracker history for %s secs = [%s] %s' % (howFarBack, len(slice), slice))
return slice
def getLastPosition(self):
return self._lastPos
def _trackPosition(self):
"""Method run in a separate thread. Tracks last position of player as long as it is playing"""
try:
while self._player.isPlaying():
self._lastPos = self._player.getTime()
self._history.append(TrackerSample(time.time(), self._lastPos))
#log.debug('Tracker time = %s' % self._lastPos)
xbmc.sleep(SLEEP_MILLIS)
log.debug('Position tracker thread exiting with lastPos = %s' % self.getLastPosition())
except:
log.exception('_trackPosition catchall')
def __init__(self, player):
self._player = player
self._lastPos = 0.0
self._tracker = BoundedEvictingQueue((1000/SLEEP_MILLIS) * self.HISTORY_SECS)
self._history = []
def __init__(self, player):
self._player = player
self._lastPos = 0.0
self._tracker = BoundedEvictingQueue(
(1000 / SLEEP_MILLIS) * self.HISTORY_SECS)
self._history = []
