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170 lines
7.5 KiB
Python
170 lines
7.5 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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gdalcalc.py
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---------------------
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Date : Janaury 2015
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Copyright : (C) 2015 by Giovanni Manghi
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Email : giovanni dot manghi at naturalgis dot pt
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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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from builtins import str
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__author__ = 'Giovanni Manghi'
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__date__ = 'January 2015'
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__copyright__ = '(C) 2015, Giovanni Manghi'
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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.parameters import ParameterString
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from processing.core.parameters import ParameterRaster
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from processing.core.parameters import ParameterSelection
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from processing.core.outputs import OutputRaster
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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 gdalcalc(GdalAlgorithm):
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INPUT_A = 'INPUT_A'
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INPUT_B = 'INPUT_B'
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INPUT_C = 'INPUT_C'
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INPUT_D = 'INPUT_D'
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INPUT_E = 'INPUT_E'
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INPUT_F = 'INPUT_F'
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BAND_A = 'BAND_A'
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BAND_B = 'BAND_B'
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BAND_C = 'BAND_C'
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BAND_D = 'BAND_D'
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BAND_E = 'BAND_E'
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BAND_F = 'BAND_F'
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FORMULA = 'FORMULA'
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OUTPUT = 'OUTPUT'
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NO_DATA = 'NO_DATA'
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EXTRA = 'EXTRA'
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RTYPE = 'RTYPE'
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TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64']
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#DEBUG = 'DEBUG'
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def __init__(self):
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super().__init__()
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self.addParameter(ParameterRaster(
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self.INPUT_A, self.tr('Input layer A'), False))
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self.addParameter(ParameterString(self.BAND_A,
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self.tr('Number of raster band for raster A'), '1', optional=True))
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self.addParameter(ParameterRaster(
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self.INPUT_B, self.tr('Input layer B'), True))
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self.addParameter(ParameterString(self.BAND_B,
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self.tr('Number of raster band for raster B'), '1', optional=True))
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self.addParameter(ParameterRaster(
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self.INPUT_C, self.tr('Input layer C'), True))
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self.addParameter(ParameterString(self.BAND_C,
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self.tr('Number of raster band for raster C'), '1', optional=True))
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self.addParameter(ParameterRaster(
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self.INPUT_D, self.tr('Input layer D'), True))
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self.addParameter(ParameterString(self.BAND_D,
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self.tr('Number of raster band for raster D'), '1', optional=True))
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self.addParameter(ParameterRaster(
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self.INPUT_E, self.tr('Input layer E'), True))
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self.addParameter(ParameterString(self.BAND_E,
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self.tr('Number of raster band for raster E'), '1', optional=True))
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self.addParameter(ParameterRaster(
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self.INPUT_F, self.tr('Input layer F'), True))
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self.addParameter(ParameterString(self.BAND_F,
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self.tr('Number of raster band for raster F'), '1', optional=True))
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self.addParameter(ParameterString(self.FORMULA,
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self.tr('Calculation in gdalnumeric syntax using +-/* or any numpy array functions (i.e. logical_and())'), 'A*2', optional=False))
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self.addParameter(ParameterString(self.NO_DATA,
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self.tr('Set output nodata value'), '', optional=True))
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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.addParameter(ParameterBoolean(
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# self.DEBUG, self.tr('Print debugging information'), False))
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self.addParameter(ParameterString(self.EXTRA,
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self.tr('Additional creation parameters'), '', optional=True))
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self.addOutput(OutputRaster(self.OUTPUT, self.tr('Calculated')))
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def name(self):
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return 'rastercalculator'
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def displayName(self):
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return self.tr('Raster calculator')
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def group(self):
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return self.tr('Raster miscellaneous')
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def getConsoleCommands(self, parameters):
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out = self.getOutputValue(self.OUTPUT)
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extra = self.getParameterValue(self.EXTRA)
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if extra is not None:
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extra = str(extra)
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#debug = self.getParameterValue(self.DEBUG)
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formula = self.getParameterValue(self.FORMULA)
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noData = self.getParameterValue(self.NO_DATA)
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if noData is not None:
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noData = str(noData)
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arguments = []
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arguments.append('--calc')
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arguments.append('"' + formula + '"')
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arguments.append('--format')
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arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
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arguments.append('--type')
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arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
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if noData and len(noData) > 0:
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arguments.append('--NoDataValue')
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arguments.append(noData)
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if extra and len(extra) > 0:
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arguments.append(extra)
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#if debug:
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# arguments.append('--debug')
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arguments.append('-A')
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arguments.append(self.getParameterValue(self.INPUT_A))
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if self.getParameterValue(self.BAND_A):
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arguments.append('--A_band ' + self.getParameterValue(self.BAND_A))
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if self.getParameterValue(self.INPUT_B):
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arguments.append('-B')
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arguments.append(self.getParameterValue(self.INPUT_B))
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if self.getParameterValue(self.BAND_B):
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arguments.append('--B_band ' + self.getParameterValue(self.BAND_B))
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if self.getParameterValue(self.INPUT_C):
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arguments.append('-C')
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arguments.append(self.getParameterValue(self.INPUT_C))
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if self.getParameterValue(self.BAND_C):
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arguments.append('--C_band ' + self.getParameterValue(self.BAND_C))
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if self.getParameterValue(self.INPUT_D):
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arguments.append('-D')
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arguments.append(self.getParameterValue(self.INPUT_D))
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if self.getParameterValue(self.BAND_D):
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arguments.append('--D_band ' + self.getParameterValue(self.BAND_D))
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if self.getParameterValue(self.INPUT_E):
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arguments.append('-E')
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arguments.append(self.getParameterValue(self.INPUT_E))
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if self.getParameterValue(self.BAND_E):
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arguments.append('--E_band ' + self.getParameterValue(self.BAND_E))
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if self.getParameterValue(self.INPUT_F):
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arguments.append('-F')
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arguments.append(self.getParameterValue(self.INPUT_F))
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if self.getParameterValue(self.BAND_F):
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arguments.append('--F_band ' + self.getParameterValue(self.BAND_F))
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arguments.append('--outfile')
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arguments.append(out)
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if isWindows():
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return ['gdal_calc', GdalUtils.escapeAndJoin(arguments)]
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else:
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return ['gdal_calc.py', GdalUtils.escapeAndJoin(arguments)]
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