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47 lines
2.1 KiB
Python
47 lines
2.1 KiB
Python
"""
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***************************************************************************
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i_pansharpen.py
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---------------
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Date : March 2016
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Copyright : (C) 2016 by Médéric Ribreux
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Email : medspx at medspx dot fr
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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__ = "Médéric Ribreux"
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__date__ = "March 2016"
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__copyright__ = "(C) 2016, Médéric Ribreux"
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import os
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from qgis.core import QgsProcessingParameterString
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from processing.tools.system import getTempFilename
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from grassprovider.grass_utils import GrassUtils
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def processCommand(alg, parameters, context, feedback):
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# Temporary remove outputs and add a virtual output parameter
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outputName = f"output_{os.path.basename(getTempFilename(context=context))}"
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param = QgsProcessingParameterString(
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"output", "virtual output", outputName, False, False
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)
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alg.addParameter(param)
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alg.processCommand(parameters, context, feedback, True)
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def processOutputs(alg, parameters, context, feedback):
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outputName = alg.parameterAsString(parameters, "output", context)
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createOpt = alg.parameterAsString(parameters, alg.GRASS_RASTER_FORMAT_OPT, context)
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metaOpt = alg.parameterAsString(parameters, alg.GRASS_RASTER_FORMAT_META, context)
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for channel in ["red", "green", "blue"]:
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fileName = alg.parameterAsOutputLayer(parameters, f"{channel}output", context)
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grassName = f"{outputName}_{channel}"
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outFormat = GrassUtils.getRasterFormatFromFilename(fileName)
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alg.exportRasterLayer(grassName, fileName, True, outFormat, createOpt, metaOpt)
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