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85 lines
3.2 KiB
Python
85 lines
3.2 KiB
Python
# -*- 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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from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.core.outputs import OutputRaster
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from processing.core.parameters import ParameterBoolean
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from processing.core.parameters import ParameterMultipleInput
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from processing.core.parameters import ParameterSelection
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from processing.tools.system import isWindows
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from processing.algs.gdal.GdalUtils import GdalUtils
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class merge(GdalAlgorithm):
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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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RTYPE = 'RTYPE'
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TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64']
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def defineCharacteristics(self):
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self.name = 'Merge'
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self.group = '[GDAL] Miscellaneous'
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self.addParameter(ParameterMultipleInput(merge.INPUT,
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self.tr('Input layers'), ParameterMultipleInput.TYPE_RASTER))
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self.addParameter(ParameterBoolean(merge.PCT,
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self.tr('Grab pseudocolor table from first layer'), False))
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self.addParameter(ParameterBoolean(merge.SEPARATE,
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self.tr('Layer stack'), False))
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self.addParameter(ParameterSelection(self.RTYPE,
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self.tr('Output raster type'), self.TYPE, 5))
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self.addOutput(OutputRaster(merge.OUTPUT, self.tr('Output layer')))
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def processAlgorithm(self, progress):
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arguments = []
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arguments.append('-ot')
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arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
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if self.getParameterValue(merge.SEPARATE):
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arguments.append('-separate')
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if self.getParameterValue(merge.PCT):
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arguments.append('-pct')
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arguments.append('-o')
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out = self.getOutputValue(merge.OUTPUT)
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arguments.append(out)
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arguments.append('-of')
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arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
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arguments.extend(self.getParameterValue(merge.INPUT).split(';'))
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commands = []
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if isWindows():
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commands = ['cmd.exe', '/C ', 'gdal_merge.bat',
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GdalUtils.escapeAndJoin(arguments)]
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else:
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commands = ['gdal_merge.py', GdalUtils.escapeAndJoin(arguments)]
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GdalUtils.runGdal(commands, progress)
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