2012-10-04 19:33:47 +02:00
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# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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merge.py
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---------------------
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Date : August 2012
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Copyright : (C) 2012 by Victor Olaya
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Email : volayaf at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Victor Olaya'
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__date__ = 'August 2012'
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__copyright__ = '(C) 2012, Victor Olaya'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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2012-09-15 18:25:25 +03:00
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from PyQt4 import QtGui
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from sextante.core.GeoAlgorithm import GeoAlgorithm
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from sextante.outputs.OutputRaster import OutputRaster
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import os
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from sextante.gdal.GdalUtils import GdalUtils
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from sextante.core.SextanteUtils import SextanteUtils
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from sextante.parameters.ParameterBoolean import ParameterBoolean
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from sextante.parameters.ParameterMultipleInput import ParameterMultipleInput
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class merge(GeoAlgorithm):
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INPUT = "INPUT"
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OUTPUT = "OUTPUT"
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PCT = "PCT"
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SEPARATE = "SEPARATE"
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def getIcon(self):
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filepath = os.path.dirname(__file__) + "/icons/merge.png"
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return QtGui.QIcon(filepath)
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def defineCharacteristics(self):
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self.name = "merge"
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self.group = "Miscellaneous"
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self.addParameter(ParameterMultipleInput(merge.INPUT, "Input layers", ParameterMultipleInput.TYPE_RASTER))
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self.addParameter(ParameterBoolean(merge.PCT, "Grab pseudocolor table from first layer", False))
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self.addParameter(ParameterBoolean(merge.SEPARATE, "Layer stack", False))
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self.addOutput(OutputRaster(merge.OUTPUT, "Output layer"))
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def processAlgorithm(self, progress):
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if SextanteUtils.isWindows():
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commands = ["cmd.exe", "/C ", "gdal_merge.bat"]
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else:
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commands = ["gdal_merge.py"]
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if self.getParameterValue(merge.SEPARATE):
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commands.append("-separate")
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if self.getParameterValue(merge.PCT):
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commands.append("-pct")
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commands.append("-of")
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out = self.getOutputValue(merge.OUTPUT)
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commands.append(GdalUtils.getFormatShortNameFromFilename(out))
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commands.append(self.getParameterValue(merge.INPUT).replace(";", " "))
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commands.append(out)
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GdalUtils.runGdal(commands, progress)
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