def pause(self):
logging.debug("--------------pause-------------")
self._timer.stop()
buttleData = ButtleDataSingleton().get()
if buttleData.getVideoIsPlaying():
buttleData.setVideoIsPlaying(False)
# close processGraph and delete it
buttleData.getProcessGraph().endSequence()
buttleData.setProcessGraph(None)
self.framePlayerChanged.emit()
def pause(self):
logging.debug("--------------pause-------------")
self._timer.stop()
buttleData = ButtleDataSingleton().get()
if buttleData.getVideoIsPlaying():
buttleData.setVideoIsPlaying(False)
# close processGraph and delete it
buttleData.getProcessGraph().endSequence()
buttleData.setProcessGraph(None)
self.framePlayerChanged.emit()
def stop(self):
logging.debug("--------------stop-------------")
self._timer.stop()
buttleData = ButtleDataSingleton().get()
# if a video is reading, we need to close the processGraph
if buttleData.getVideoIsPlaying():
buttleData.setVideoIsPlaying(False)
# close processGraph and delete it
buttleData.getProcessGraph().endSequence()
buttleData.setProcessGraph(None)
# return to the beginning of the video
self._frame = 0
self.framePlayerChanged.emit()
def stop(self):
logging.debug("--------------stop-------------")
self._timer.stop()
buttleData = ButtleDataSingleton().get()
# if a video is reading, we need to close the processGraph
if buttleData.getVideoIsPlaying():
buttleData.setVideoIsPlaying(False)
# close processGraph and delete it
buttleData.getProcessGraph().endSequence()
buttleData.setProcessGraph(None)
# return to the beginning of the video
self._frame = 0
self.framePlayerChanged.emit()
def computeNode(self, node, frame):
"""
Computes the node (displayed in the viewer) at the frame indicated.
"""
buttleData = ButtleDataSingleton().get()
graphTuttle = buttleData.getGraph().getGraphTuttle()
#Get the output where we save the result
self._tuttleImageCache = tuttle.MemoryCache()
if buttleData.getVideoIsPlaying(): # if a video is playing
processGraph = buttleData.getProcessGraph()
processGraph.setupAtTime(frame)
processGraph.processAtTime(self._tuttleImageCache, frame)
else: # if it's an image only
processOptions = tuttle.ComputeOptions(int(frame))
processGraph = tuttle.ProcessGraph(processOptions, graphTuttle,
[node])
processGraph.setup()
timeRange = tuttle.TimeRange(frame, frame,
1) # buttleData.getTimeRange()
processGraph.beginSequence(timeRange)
processGraph.setupAtTime(frame)
processGraph.processAtTime(self._tuttleImageCache, frame)
processGraph.endSequence()
self._computedImage = self._tuttleImageCache.get(0)
#Add the computedImage to the map
hashMap = tuttle.NodeHashContainer()
graphTuttle.computeGlobalHashAtTime(hashMap, frame)
hasCode = hashMap.getHash(node, frame)
#Max 15 computedImages saved in memory
if hasCode not in buttleData._mapNodeNameToComputedImage.keys(
) and len(buttleData._mapNodeNameToComputedImage) < 15:
buttleData._mapNodeNameToComputedImage.update(
{hasCode: self._computedImage})
elif hasCode not in buttleData._mapNodeNameToComputedImage.keys(
) and len(buttleData._mapNodeNameToComputedImage) >= 15:
#Delete a computed image from the memory (random)
buttleData._mapNodeNameToComputedImage.popitem()
buttleData._mapNodeNameToComputedImage.update(
{hasCode: self._computedImage})
return self._computedImage
def computeNode(self, node, frame):
"""
Computes the node (displayed in the viewer) at the frame indicated.
"""
buttleData = ButtleDataSingleton().get()
graphTuttle = buttleData.getGraph().getGraphTuttle()
#Get the output where we save the result
self._tuttleImageCache = tuttle.MemoryCache()
if buttleData.getVideoIsPlaying(): # if a video is playing
processGraph = buttleData.getProcessGraph()
processGraph.setupAtTime(frame)
processGraph.processAtTime(self._tuttleImageCache, frame)
else: # if it's an image only
processOptions = tuttle.ComputeOptions(int(frame))
processGraph = tuttle.ProcessGraph(processOptions, graphTuttle, [node])
processGraph.setup()
timeRange = tuttle.TimeRange(frame, frame, 1) # buttleData.getTimeRange()
processGraph.beginSequence(timeRange)
processGraph.setupAtTime(frame)
processGraph.processAtTime(self._tuttleImageCache, frame)
processGraph.endSequence()
self._computedImage = self._tuttleImageCache.get(0)
#Add the computedImage to the map
hashMap = tuttle.NodeHashContainer()
graphTuttle.computeGlobalHashAtTime(hashMap, frame)
hasCode = hashMap.getHash(node, frame)
#Max 15 computedImages saved in memory
if hasCode not in buttleData._mapNodeNameToComputedImage.keys() and len(buttleData._mapNodeNameToComputedImage) < 15:
buttleData._mapNodeNameToComputedImage.update({hasCode: self._computedImage})
elif hasCode not in buttleData._mapNodeNameToComputedImage.keys() and len(buttleData._mapNodeNameToComputedImage) >= 15:
#Delete a computed image from the memory (random)
buttleData._mapNodeNameToComputedImage.popitem()
buttleData._mapNodeNameToComputedImage.update({hasCode: self._computedImage})
return self._computedImage