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

78 lines
3.0 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
merge.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.outputs.OutputRaster import OutputRaster
from processing.parameters.ParameterBoolean import ParameterBoolean
from processing.parameters.ParameterMultipleInput import ParameterMultipleInput
from processing.gdal.GdalUtils import GdalUtils
class merge(GeoAlgorithm):
INPUT = "INPUT"
OUTPUT = "OUTPUT"
PCT = "PCT"
SEPARATE = "SEPARATE"
def getIcon(self):
filepath = os.path.dirname(__file__) + "/icons/merge.png"
return QtGui.QIcon(filepath)
def defineCharacteristics(self):
self.name = "Merge"
self.group = "[GDAL] Miscellaneous"
self.addParameter(ParameterMultipleInput(merge.INPUT, "Input layers", ParameterMultipleInput.TYPE_RASTER))
self.addParameter(ParameterBoolean(merge.PCT, "Grab pseudocolor table from first layer", False))
self.addParameter(ParameterBoolean(merge.SEPARATE, "Layer stack", False))
self.addOutput(OutputRaster(merge.OUTPUT, "Output layer"))
def processAlgorithm(self, progress):
arguments = []
if self.getParameterValue(merge.SEPARATE):
arguments.append("-separate")
if self.getParameterValue(merge.PCT):
arguments.append("-pct")
arguments.append("-o")
out = self.getOutputValue(merge.OUTPUT)
arguments.append(out)
arguments.append("-of")
arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
arguments.extend(self.getParameterValue(merge.INPUT).split(";"))
commands = []
if ProcessingUtils.isWindows():
commands = ["cmd.exe", "/C ", "gdal_merge.bat", GdalUtils.escapeAndJoin(arguments)]
else:
commands = ["gdal_merge.py", GdalUtils.escapeAndJoin(arguments)]
GdalUtils.runGdal(commands, progress)