def openFile(self):
""" Show a dialog where there user can pick a file. """
fileName = QtCore.QString(
QtGui.QFileDialog.getOpenFileName(
self, "ouvrir la vidéo", QtCore.QDir.homePath(),
'Fichiers vidéo (*.avi *.mpeg *.mpg);;Autres (*.*)'))
if (not (fileName.isEmpty())):
self.surface.stop()
self.resetMovie()
self.source.setMovie(unicode(fileName))
self.filterApplied = Applier()
self.filterApplied.frameComputed.connect(self.frameChanged)
self.filterApplied.setSource(self.source)
self.filterApplied.endOfProcessing.connect(self.finishVideo)
self.firstTimePlayed = True
self.playButton.setEnabled(False)
self.toggleProcessVideo()
self.printImageAction.setEnabled(True)
self.resetTreatmentButton.setEnabled(True)
