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105 lines
4.0 KiB
Python
105 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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gdal2xyz.py
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---------------------
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Date : September 2013
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Copyright : (C) 2013 by Alexander Bruy
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Email : alexander dot bruy 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__ = 'Alexander Bruy'
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__date__ = 'September 2013'
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__copyright__ = '(C) 2013, Alexander Bruy'
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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 qgis.core import (QgsProcessingAlgorithm,
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QgsProcessing,
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QgsProcessingException,
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QgsProcessingParameterRasterLayer,
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QgsProcessingParameterBand,
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QgsProcessingParameterBoolean,
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QgsProcessingParameterFileDestination
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)
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from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.algs.gdal.GdalUtils import GdalUtils
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from processing.tools.system import isWindows
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class gdal2xyz(GdalAlgorithm):
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INPUT = 'INPUT'
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BAND = 'BAND'
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CSV = 'CSV'
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OUTPUT = 'OUTPUT'
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def __init__(self):
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super().__init__()
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def initAlgorithm(self, config=None):
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self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT,
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self.tr('Input layer')))
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self.addParameter(QgsProcessingParameterBand(self.BAND,
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self.tr('Band number'),
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parentLayerParameterName=self.INPUT))
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self.addParameter(QgsProcessingParameterBoolean(self.CSV,
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self.tr('Output comma-separated values'),
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defaultValue=False))
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self.addParameter(QgsProcessingParameterFileDestination(self.OUTPUT,
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self.tr('XYZ ASCII file'),
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self.tr('CSV files (*.csv)')))
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def name(self):
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return 'gdal2xyz'
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def displayName(self):
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return self.tr('gdal2xyz')
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def group(self):
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return self.tr('Raster conversion')
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def groupId(self):
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return 'rasterconversion'
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def commandName(self):
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return 'gdal2xyz'
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def flags(self):
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return super().flags() | QgsProcessingAlgorithm.FlagDisplayNameIsLiteral
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def getConsoleCommands(self, parameters, context, feedback, executing=True):
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arguments = []
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arguments.append('-band')
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arguments.append(str(self.parameterAsInt(parameters, self.BAND, context)))
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if self.parameterAsBool(parameters, self.CSV, context):
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arguments.append('-csv')
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raster = self.parameterAsRasterLayer(parameters, self.INPUT, context)
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if raster is None:
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raise QgsProcessingException(self.invalidRasterError(parameters, self.INPUT))
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arguments.append(raster.source())
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arguments.append(self.parameterAsFileOutput(parameters, self.OUTPUT, context))
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commands = []
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if isWindows():
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commands = ['cmd.exe', '/C ', self.commandName() + '.bat',
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GdalUtils.escapeAndJoin(arguments)]
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else:
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commands = [self.commandName() + '.py', GdalUtils.escapeAndJoin(arguments)]
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return commands
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