def process(self, _edObject=None):
        """
        """
        for  i in range(2):
            execPlugin = self.loadPlugin(self.__strControlledPluginThumbnail)
            xsdin = XSDataInputExecThumbnail()
            xsdin.setInputArray(self.xsdImages[i])
            xsdFile = XSDataFile()
            xsdFile.setPath(XSDataString(os.path.join(self.getWorkingDirectory(), "image%i.jpg" % self.xsdIdx[i].getValue())))
            xsdin.setOutputPath(xsdFile)
            xsdin.setLevelsColorize(XSDataBoolean(1))
            xsdin.setLevelsEqualize(XSDataBoolean(1))

            execPlugin.setDataInput(xsdin)
            execPlugin.connectSUCCESS(self.doSuccessThumb)
            execPlugin.connectFAILURE(self.doFailureThumb)
            self.ACThumbnail.addAction(execPlugin)
        self.ACThumbnail.execute()

        while len(self.xsdThumb) < 2:
            time.sleep(1)

        for  oneImage in self.xsdThumb:
            execPlugin = self.loadPlugin(self.__strControlledPluginSift)
            xsdin = XSDataInputSiftDescriptor()
            xsdin.setImage(oneImage)
            execPlugin.setDataInput(xsdin)
            execPlugin.connectSUCCESS(self.doSuccessSift)
            execPlugin.connectFAILURE(self.doFailureSift)
            self.ACSift.addAction(execPlugin)
        self.ACSift.execute()
#
#        else:
#            strError = "There are only %s images in self.xsdThumb" % len(self.xsdThumb)
#            EDVerbose.ERROR(strError)
#            self.setFailure()
#            raise RuntimeError(strError)

################################################################################
# This should be executed only after the Sift actions cluster finishes 
################################################################################
        while len(self.xsdKeys) < 2:
            time.sleep(1)

        execPlugin = self.loadPlugin(self.__strControlledPluginAutopano)
        xsdin = XSDataInputMeasureOffsetSift()
        xsdin.setDescriptorFile(self.xsdKeys)
        execPlugin.setDataInput(xsdin)
        execPlugin.connectSUCCESS(self.doSuccessAutopano)
        execPlugin.connectFAILURE(self.doFailureAutopano)
        execPlugin.executeSynchronous()