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139 lines
5.5 KiB
Python
139 lines
5.5 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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translate.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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import os
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from qgis.PyQt.QtGui import QIcon
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from qgis.core import (QgsProcessingException,
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QgsProcessingParameterRasterLayer,
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QgsProcessingParameterEnum,
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QgsProcessingParameterString,
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QgsProcessingParameterBoolean,
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QgsProcessingOutputRasterLayer)
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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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pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
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class gdaladdo(GdalAlgorithm):
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INPUT = 'INPUT'
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LEVELS = 'LEVELS'
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CLEAN = 'CLEAN'
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RESAMPLING = 'RESAMPLING'
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FORMAT = 'FORMAT'
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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.methods = ((self.tr('Nearest neighbour'), 'nearest'),
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(self.tr('Average'), 'average'),
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(self.tr('Gaussian'), 'gauss'),
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(self.tr('Cubic convolution.'), 'cubic'),
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(self.tr('B-Spline convolution'), 'cubicspline'),
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(self.tr('Lanczos windowed sinc'), 'lanczos'),
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(self.tr('Average MP'), 'average_mp'),
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(self.tr('Average in mag/phase space'), 'average_magphase'),
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(self.tr('Mode'), 'mode'))
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self.formats = (self.tr('Internal (if possible)'),
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self.tr('External (GTiff .ovr)'),
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self.tr('External (ERDAS Imagine .aux)'))
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self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT,
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self.tr('Input layer')))
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self.addParameter(QgsProcessingParameterString(self.LEVELS,
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self.tr('Overview levels'),
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defaultValue='2 4 8 16'))
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self.addParameter(QgsProcessingParameterBoolean(self.CLEAN,
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self.tr('Remove all existing overviews'),
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defaultValue=False))
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params = []
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params.append(QgsProcessingParameterEnum(self.RESAMPLING,
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self.tr('Resampling method'),
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options=[i[0] for i in self.methods],
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allowMultiple=False,
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defaultValue=0))
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params.append(QgsProcessingParameterEnum(self.FORMAT,
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self.tr('Overviews format'),
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options=self.formats,
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allowMultiple=False,
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defaultValue=0))
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self.addOutput(QgsProcessingOutputRasterLayer(self.OUTPUT, self.tr('Pyramidized')))
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def name(self):
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return 'overviews'
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def displayName(self):
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return self.tr('Build overviews (pyramids)')
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def group(self):
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return self.tr('Raster miscellaneous')
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def groupId(self):
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return 'rastermiscellaneous'
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def icon(self):
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return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'raster-overview.png'))
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def commandName(self):
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return 'gdaladdo'
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def getConsoleCommands(self, parameters, context, feedback, executing=True):
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inLayer = self.parameterAsRasterLayer(parameters, self.INPUT, context)
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if inLayer is None:
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raise QgsProcessingException(self.invalidRasterError(parameters, self.INPUT))
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fileName = inLayer.source()
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arguments = []
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arguments.append(fileName)
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arguments.append('-r')
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arguments.append(self.methods[self.parameterAsEnum(parameters, self.RESAMPLING, context)][1])
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ovrFormat = self.parameterAsEnum(parameters, self.FORMAT, context)
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if ovrFormat == 1:
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arguments.append('-ro')
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elif ovrFormat == 2:
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arguments.extend('--config USE_RRD YES'.split(' '))
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if self.parameterAsBool(parameters, self.CLEAN, context):
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arguments.append('-clean')
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arguments.extend(self.parameterAsString(parameters, self.LEVELS, context).split(' '))
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self.setOutputValue(self.OUTPUT, fileName)
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return [self.commandName(), GdalUtils.escapeAndJoin(arguments)]
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