110 lines
4.0 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
translate.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 qgis.PyQt.QtGui import QIcon
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.core.parameters import ParameterRaster
from processing.core.parameters import ParameterBoolean
from processing.core.parameters import ParameterSelection
from processing.core.parameters import ParameterString
from processing.core.outputs import OutputRaster
from processing.algs.gdal.GdalUtils import GdalUtils
pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
class gdaladdo(GdalAlgorithm):
INPUT = 'INPUT'
LEVELS = 'LEVELS'
CLEAN = 'CLEAN'
RESAMPLING_METHOD = 'RESAMPLING_METHOD'
FORMAT = 'FORMAT'
OUTPUT = 'OUTPUT'
METHODS = [
'nearest',
'average',
'gauss',
'cubic',
'average_mp',
'average_magphase',
'mode',
]
FORMATS = ['Internal (if possible)', 'External (GTiff .ovr)',
'External (ERDAS Imagine .aux)']
def getIcon(self):
return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'raster-overview.png'))
def commandLineName(self):
return "gdal:overviews"
def defineCharacteristics(self):
self.name, self.i18n_name = self.trAlgorithm('Build overviews (pyramids)')
self.group, self.i18n_group = self.trAlgorithm('[GDAL] Miscellaneous')
self.addParameter(ParameterRaster(
self.INPUT, self.tr('Input layer'), False))
self.addParameter(ParameterString(self.LEVELS,
self.tr('Overview levels'), '2 4 8 16'))
self.addParameter(ParameterBoolean(self.CLEAN,
self.tr('Remove all existing overviews'), False))
self.addParameter(ParameterSelection(self.RESAMPLING_METHOD,
self.tr('Resampling method'), self.METHODS, 0))
self.addParameter(ParameterSelection(self.FORMAT,
self.tr('Overview format'), self.FORMATS, 0))
self.addOutput(OutputRaster(self.OUTPUT, self.tr('Pyramidized'), True))
def getConsoleCommands(self):
inFile = self.getParameterValue(self.INPUT)
clearOverviews = self.getParameterValue(self.CLEAN)
ovrFormat = self.getParameterValue(self.FORMAT)
arguments = []
arguments.append(inFile)
if clearOverviews:
arguments.append('-clean')
arguments.append('-r')
arguments.append(self.METHODS[self.getParameterValue(self.RESAMPLING_METHOD)])
if ovrFormat == 1:
# external .ovr
arguments.append('-ro')
elif ovrFormat == 2:
# external .aux
arguments.extend('--config USE_RRD YES'.split(' '))
arguments.extend(self.getParameterValue(self.LEVELS).split(' '))
self.setOutputValue(self.OUTPUT, inFile)
return ['gdaladdo', GdalUtils.escapeAndJoin(arguments)]