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87 lines
3.0 KiB
Python
87 lines
3.0 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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rgb2pct.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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from builtins import str
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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 processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.core.parameters import ParameterRaster
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from processing.core.parameters import ParameterNumber
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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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pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
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class rgb2pct(GdalAlgorithm):
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INPUT = 'INPUT'
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OUTPUT = 'OUTPUT'
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NCOLORS = 'NCOLORS'
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def icon(self):
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return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', '24-to-8-bits.png'))
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def group(self):
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return self.tr('Raster conversion')
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def __init__(self):
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super().__init__()
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self.addParameter(ParameterRaster(rgb2pct.INPUT,
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self.tr('Input layer'), False))
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self.addParameter(ParameterNumber(rgb2pct.NCOLORS,
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self.tr('Number of colors'), 1, None, 2))
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self.addOutput(OutputRaster(rgb2pct.OUTPUT, self.tr('RGB to PCT')))
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def name(self):
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return 'rgbtopct'
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def displayName(self):
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return self.tr('RGB to PCT')
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def getConsoleCommands(self, parameters):
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arguments = []
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arguments.append('-n')
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arguments.append(str(self.getParameterValue(rgb2pct.NCOLORS)))
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arguments.append('-of')
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out = self.getOutputValue(rgb2pct.OUTPUT)
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arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
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arguments.append(self.getParameterValue(rgb2pct.INPUT))
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arguments.append(out)
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if isWindows():
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commands = ['cmd.exe', '/C ', 'rgb2pct.bat',
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GdalUtils.escapeAndJoin(arguments)]
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else:
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commands = ['rgb2pct.py', GdalUtils.escapeAndJoin(arguments)]
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return commands
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