2013-08-20 09:22:03 +02:00

75 lines
2.8 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
pct2rgb.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
Email : volayaf at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from PyQt4 import QtGui
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.core.ProcessingUtils import ProcessingUtils
from processing.parameters.ParameterRaster import ParameterRaster
from processing.parameters.ParameterSelection import ParameterSelection
from processing.outputs.OutputRaster import OutputRaster
from processing.gdal.GdalUtils import GdalUtils
class pct2rgb(GeoAlgorithm):
INPUT = "INPUT"
OUTPUT = "OUTPUT"
NBAND = "NBAND"
def getIcon(self):
filepath = os.path.dirname(__file__) + "/icons/8-to-24-bits.png"
return QtGui.QIcon(filepath)
def defineCharacteristics(self):
self.name = "pct2rgb"
self.group = "[GDAL] Conversion"
self.addParameter(ParameterRaster(pct2rgb.INPUT, "Input layer", False))
options = []
for i in range(25):
options.append(str(i + 1))
self.addParameter(ParameterSelection(pct2rgb.NBAND, "Band to convert", options))
self.addOutput(OutputRaster(pct2rgb.OUTPUT, "Output layer"))
def processAlgorithm(self, progress):
arguments = []
arguments.append("-b")
arguments.append(str(self.getParameterValue(pct2rgb.NBAND) + 1))
arguments.append("-of")
out = self.getOutputValue(pct2rgb.OUTPUT)
arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
arguments.append(self.getParameterValue(pct2rgb.INPUT))
arguments.append(out)
commands = []
if ProcessingUtils.isWindows():
commands = ["cmd.exe", "/C ", "pct2rgb.bat", GdalUtils.escapeAndJoin(arguments)]
else:
commands = ["pct2rgb.py", GdalUtils.escapeAndJoin(arguments)]
GdalUtils.runGdal(commands, progress)