mirror of
https://github.com/qgis/QGIS.git
synced 2025-11-20 00:04:03 -05:00
99 lines
4.1 KiB
Python
99 lines
4.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
self.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__ = '$Format:%H$'
|
|
|
|
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
|
|
from processing.core.parameters import ParameterRaster
|
|
from processing.core.parameters import ParameterSelection
|
|
from processing.core.parameters import ParameterCrs
|
|
from processing.core.parameters import ParameterNumber
|
|
from processing.core.parameters import ParameterString
|
|
from processing.core.outputs import OutputRaster
|
|
from processing.algs.gdal.GdalUtils import GdalUtils
|
|
|
|
|
|
class warp(GdalAlgorithm):
|
|
|
|
INPUT = 'INPUT'
|
|
OUTPUT = 'OUTPUT'
|
|
SOURCE_SRS = 'SOURCE_SRS'
|
|
DEST_SRS = 'DEST_SRS '
|
|
METHOD = 'METHOD'
|
|
METHOD_OPTIONS = ['near', 'bilinear', 'cubic', 'cubicspline', 'lanczos']
|
|
TR = 'TR'
|
|
EXTRA = 'EXTRA'
|
|
RTYPE = 'RTYPE'
|
|
|
|
TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64']
|
|
|
|
def defineCharacteristics(self):
|
|
self.name = 'Warp (reproject)'
|
|
self.group = '[GDAL] Projections'
|
|
self.addParameter(ParameterRaster(self.INPUT, self.tr('Input layer'), False))
|
|
self.addParameter(ParameterCrs(self.SOURCE_SRS,
|
|
self.tr('Source SRS'), 'EPSG:4326'))
|
|
self.addParameter(ParameterCrs(self.DEST_SRS,
|
|
self.tr('Destination SRS'), 'EPSG:4326'))
|
|
self.addParameter(ParameterNumber(self.TR,
|
|
self.tr('Output file resolution in target georeferenced units (leave 0 for no change)'),
|
|
0.0, None, 0.0))
|
|
self.addParameter(ParameterSelection(self.METHOD,
|
|
self.tr('Resampling method'), self.METHOD_OPTIONS))
|
|
self.addParameter(ParameterString(self.EXTRA,
|
|
self.tr('Additional creation parameters'), '', optional=True))
|
|
self.addParameter(ParameterSelection(self.RTYPE,
|
|
self.tr('Output raster type'), self.TYPE, 5))
|
|
|
|
self.addOutput(OutputRaster(self.OUTPUT, self.tr('Output layer')))
|
|
|
|
def processAlgorithm(self, progress):
|
|
arguments = []
|
|
arguments.append('-ot')
|
|
arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
|
|
arguments.append('-s_srs')
|
|
arguments.append(str(self.getParameterValue(self.SOURCE_SRS)))
|
|
arguments.append('-t_srs')
|
|
crsId = self.getParameterValue(self.DEST_SRS)
|
|
arguments.append(str(crsId))
|
|
arguments.append('-r')
|
|
arguments.append(
|
|
self.METHOD_OPTIONS[self.getParameterValue(self.METHOD)])
|
|
arguments.append('-of')
|
|
out = self.getOutputValue(self.OUTPUT)
|
|
arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
|
|
if self.getParameterValue(self.TR) != 0:
|
|
arguments.append('-tr')
|
|
arguments.append(str(self.getParameterValue(self.TR)))
|
|
arguments.append(str(self.getParameterValue(self.TR)))
|
|
extra = str(self.getParameterValue(self.EXTRA))
|
|
if len(extra) > 0:
|
|
arguments.append(extra)
|
|
arguments.append(self.getParameterValue(self.INPUT))
|
|
arguments.append(out)
|
|
|
|
GdalUtils.runGdal(['gdalwarp', GdalUtils.escapeAndJoin(arguments)],
|
|
progress)
|