# -*- coding: utf-8 -*- """ *************************************************************************** gdalcalc.py --------------------- Date : Janaury 2015 Copyright : (C) 2015 by Giovanni Manghi Email : giovanni dot manghi at naturalgis dot pt *************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * *************************************************************************** """ __author__ = 'Giovanni Manghi' __date__ = 'January 2015' __copyright__ = '(C) 2015, Giovanni Manghi' # This will get replaced with a git SHA1 when you do a git archive __revision__ = '$Format:%H$' from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm from processing.core.parameters import ParameterString from processing.core.parameters import ParameterRaster from processing.core.parameters import ParameterNumber from processing.core.parameters import ParameterBoolean from processing.core.parameters import ParameterSelection from processing.core.parameters import ParameterExtent from processing.core.parameters import ParameterCrs from processing.core.outputs import OutputRaster from processing.tools.system import isWindows from processing.algs.gdal.GdalUtils import GdalUtils class gdalcalc(GdalAlgorithm): INPUT_A = 'INPUT_A' INPUT_B = 'INPUT_B' INPUT_C = 'INPUT_C' INPUT_D = 'INPUT_D' INPUT_E = 'INPUT_E' INPUT_F = 'INPUT_F' BAND_A = 'BAND_A' BAND_B = 'BAND_B' BAND_C = 'BAND_C' BAND_D = 'BAND_D' BAND_E = 'BAND_E' BAND_F = 'BAND_F' FORMULA = 'FORMULA' OUTPUT = 'OUTPUT' NO_DATA = 'NO_DATA' EXTRA = 'EXTRA' RTYPE = 'RTYPE' TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64'] #DEBUG = 'DEBUG' def defineCharacteristics(self): self.name, self.i18n_name = self.trAlgorithm('Raster calculator') self.group, self.i18n_group = self.trAlgorithm('[GDAL] Miscellaneous') self.addParameter(ParameterRaster( self.INPUT_A, self.tr('Input layer A'), False)) self.addParameter(ParameterString(self.BAND_A, self.tr('Number of raster band for raster A'), '1', optional=True)) self.addParameter(ParameterRaster( self.INPUT_B, self.tr('Input layer B'), True)) self.addParameter(ParameterString(self.BAND_B, self.tr('Number of raster band for raster B'), '1', optional=True)) self.addParameter(ParameterRaster( self.INPUT_C, self.tr('Input layer C'), True)) self.addParameter(ParameterString(self.BAND_C, self.tr('Number of raster band for raster C'), '1', optional=True)) self.addParameter(ParameterRaster( self.INPUT_D, self.tr('Input layer D'), True)) self.addParameter(ParameterString(self.BAND_D, self.tr('Number of raster band for raster D'), '1', optional=True)) self.addParameter(ParameterRaster( self.INPUT_E, self.tr('Input layer E'), True)) self.addParameter(ParameterString(self.BAND_E, self.tr('Number of raster band for raster E'), '1', optional=True)) self.addParameter(ParameterRaster( self.INPUT_F, self.tr('Input layer F'), True)) self.addParameter(ParameterString(self.BAND_F, self.tr('Number of raster band for raster F'), '1', optional=True)) self.addParameter(ParameterString(self.FORMULA, self.tr('Calculation in gdalnumeric syntax using +-/* or any numpy array functions (i.e. logical_and())'), 'A*2', optional=False)) self.addParameter(ParameterString(self.NO_DATA, self.tr('Set output nodata value'), '-9999')) self.addParameter(ParameterSelection(self.RTYPE, self.tr('Output raster type'), self.TYPE, 5)) #self.addParameter(ParameterBoolean( # self.DEBUG, self.tr('Print debugging information'), False)) self.addParameter(ParameterString(self.EXTRA, self.tr('Additional creation parameters'), '', optional=True)) self.addOutput(OutputRaster(self.OUTPUT, self.tr('Calculated'))) def getConsoleCommands(self): out = self.getOutputValue(self.OUTPUT) extra = unicode(self.getParameterValue(self.EXTRA)) #debug = self.getParameterValue(self.DEBUG) formula = self.getParameterValue(self.FORMULA) noData = unicode(self.getParameterValue(self.NO_DATA)) arguments = [] arguments.append('--calc') arguments.append('"' + formula + '"') arguments.append('--format') arguments.append(GdalUtils.getFormatShortNameFromFilename(out)) arguments.append('--type') arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)]) if len(noData) > 0: arguments.append('--NoDataValue') arguments.append(noData) if len(extra) > 0: arguments.append(extra) #if debug: # arguments.append('--debug') arguments.append('-A') arguments.append(self.getParameterValue(self.INPUT_A)) if self.getParameterValue(self.BAND_A): arguments.append('--A_band ' + self.getParameterValue(self.BAND_A)) if self.getParameterValue(self.INPUT_B): arguments.append('-B') arguments.append(self.getParameterValue(self.INPUT_B)) if self.getParameterValue(self.BAND_B): arguments.append('--B_band ' + self.getParameterValue(self.BAND_B)) if self.getParameterValue(self.INPUT_C): arguments.append('-C') arguments.append(self.getParameterValue(self.INPUT_C)) if self.getParameterValue(self.BAND_C): arguments.append('--C_band ' + self.getParameterValue(self.BAND_C)) if self.getParameterValue(self.INPUT_D): arguments.append('-D') arguments.append(self.getParameterValue(self.INPUT_D)) if self.getParameterValue(self.BAND_D): arguments.append('--D_band ' + self.getParameterValue(self.BAND_D)) if self.getParameterValue(self.INPUT_E): arguments.append('-E') arguments.append(self.getParameterValue(self.INPUT_E)) if self.getParameterValue(self.BAND_E): arguments.append('--E_band ' + self.getParameterValue(self.BAND_E)) if self.getParameterValue(self.INPUT_F): arguments.append('-F') arguments.append(self.getParameterValue(self.INPUT_F)) if self.getParameterValue(self.BAND_F): arguments.append('--F_band ' + self.getParameterValue(self.BAND_F)) arguments.append('--outfile') arguments.append(out) if isWindows(): return ['gdal_calc', GdalUtils.escapeAndJoin(arguments)] else: return ['gdal_calc.py', GdalUtils.escapeAndJoin(arguments)]