mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
161 lines
7.5 KiB
Python
161 lines
7.5 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
gdalcalc.py
|
|
---------------------
|
|
Date : Janaury 2015
|
|
Copyright : (C) 2015 by Giovanni Manghi
|
|
Email : giovanni dot manghi at naturalgis dot pt
|
|
***************************************************************************
|
|
* *
|
|
* 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__ = 'Giovanni Manghi'
|
|
__date__ = 'January 2015'
|
|
__copyright__ = '(C) 2015, Giovanni Manghi'
|
|
|
|
# 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 ParameterString
|
|
from processing.core.parameters import ParameterRaster
|
|
from processing.core.parameters import ParameterNumber
|
|
from processing.core.parameters import ParameterBoolean
|
|
from processing.core.parameters import ParameterSelection
|
|
from processing.core.parameters import ParameterExtent
|
|
from processing.core.parameters import ParameterCrs
|
|
from processing.core.outputs import OutputRaster
|
|
|
|
from processing.tools.system import isWindows
|
|
|
|
from processing.algs.gdal.GdalUtils import GdalUtils
|
|
|
|
|
|
class gdalcalc(GdalAlgorithm):
|
|
|
|
INPUT_A = 'INPUT_A'
|
|
INPUT_B = 'INPUT_B'
|
|
INPUT_C = 'INPUT_C'
|
|
INPUT_D = 'INPUT_D'
|
|
INPUT_E = 'INPUT_E'
|
|
INPUT_F = 'INPUT_F'
|
|
BAND_A = 'BAND_A'
|
|
BAND_B = 'BAND_B'
|
|
BAND_C = 'BAND_C'
|
|
BAND_D = 'BAND_D'
|
|
BAND_E = 'BAND_E'
|
|
BAND_F = 'BAND_F'
|
|
FORMULA = 'FORMULA'
|
|
OUTPUT = 'OUTPUT'
|
|
NO_DATA = 'NO_DATA'
|
|
EXTRA = 'EXTRA'
|
|
RTYPE = 'RTYPE'
|
|
TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64']
|
|
#DEBUG = 'DEBUG'
|
|
|
|
def defineCharacteristics(self):
|
|
self.name, self.i18n_name = self.trAlgorithm('Raster calculator')
|
|
self.group, self.i18n_group = self.trAlgorithm('[GDAL] Miscellaneous')
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_A, self.tr('Input layer A'), False))
|
|
self.addParameter(ParameterString(self.BAND_A,
|
|
self.tr('Number of raster band for raster A'), '1', optional=True))
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_B, self.tr('Input layer B'), True))
|
|
self.addParameter(ParameterString(self.BAND_B,
|
|
self.tr('Number of raster band for raster B'), '1', optional=True))
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_C, self.tr('Input layer C'), True))
|
|
self.addParameter(ParameterString(self.BAND_C,
|
|
self.tr('Number of raster band for raster C'), '1', optional=True))
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_D, self.tr('Input layer D'), True))
|
|
self.addParameter(ParameterString(self.BAND_D,
|
|
self.tr('Number of raster band for raster D'), '1', optional=True))
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_E, self.tr('Input layer E'), True))
|
|
self.addParameter(ParameterString(self.BAND_E,
|
|
self.tr('Number of raster band for raster E'), '1', optional=True))
|
|
self.addParameter(ParameterRaster(
|
|
self.INPUT_F, self.tr('Input layer F'), True))
|
|
self.addParameter(ParameterString(self.BAND_F,
|
|
self.tr('Number of raster band for raster F'), '1', optional=True))
|
|
self.addParameter(ParameterString(self.FORMULA,
|
|
self.tr('Calculation in gdalnumeric syntax using +-/* or any numpy array functions (i.e. logical_and())'), 'A*2', optional=False))
|
|
self.addParameter(ParameterString(self.NO_DATA,
|
|
self.tr('Set output nodata value'), '-9999'))
|
|
self.addParameter(ParameterSelection(self.RTYPE,
|
|
self.tr('Output raster type'), self.TYPE, 5))
|
|
#self.addParameter(ParameterBoolean(
|
|
# self.DEBUG, self.tr('Print debugging information'), False))
|
|
self.addParameter(ParameterString(self.EXTRA,
|
|
self.tr('Additional creation parameters'), '', optional=True))
|
|
self.addOutput(OutputRaster(self.OUTPUT, self.tr('Calculated')))
|
|
|
|
def getConsoleCommands(self):
|
|
out = self.getOutputValue(self.OUTPUT)
|
|
extra = unicode(self.getParameterValue(self.EXTRA))
|
|
#debug = self.getParameterValue(self.DEBUG)
|
|
formula = self.getParameterValue(self.FORMULA)
|
|
noData = unicode(self.getParameterValue(self.NO_DATA))
|
|
|
|
arguments = []
|
|
arguments.append('--calc')
|
|
arguments.append('"' + formula + '"')
|
|
arguments.append('--format')
|
|
arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
|
|
arguments.append('--type')
|
|
arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
|
|
if len(noData) > 0:
|
|
arguments.append('--NoDataValue')
|
|
arguments.append(noData)
|
|
if len(extra) > 0:
|
|
arguments.append(extra)
|
|
#if debug:
|
|
# arguments.append('--debug')
|
|
arguments.append('-A')
|
|
arguments.append(self.getParameterValue(self.INPUT_A))
|
|
if self.getParameterValue(self.BAND_A):
|
|
arguments.append('--A_band ' + self.getParameterValue(self.BAND_A))
|
|
if self.getParameterValue(self.INPUT_B):
|
|
arguments.append('-B')
|
|
arguments.append(self.getParameterValue(self.INPUT_B))
|
|
if self.getParameterValue(self.BAND_B):
|
|
arguments.append('--B_band ' + self.getParameterValue(self.BAND_B))
|
|
if self.getParameterValue(self.INPUT_C):
|
|
arguments.append('-C')
|
|
arguments.append(self.getParameterValue(self.INPUT_C))
|
|
if self.getParameterValue(self.BAND_C):
|
|
arguments.append('--C_band ' + self.getParameterValue(self.BAND_C))
|
|
if self.getParameterValue(self.INPUT_D):
|
|
arguments.append('-D')
|
|
arguments.append(self.getParameterValue(self.INPUT_D))
|
|
if self.getParameterValue(self.BAND_D):
|
|
arguments.append('--D_band ' + self.getParameterValue(self.BAND_D))
|
|
if self.getParameterValue(self.INPUT_E):
|
|
arguments.append('-E')
|
|
arguments.append(self.getParameterValue(self.INPUT_E))
|
|
if self.getParameterValue(self.BAND_E):
|
|
arguments.append('--E_band ' + self.getParameterValue(self.BAND_E))
|
|
if self.getParameterValue(self.INPUT_F):
|
|
arguments.append('-F')
|
|
arguments.append(self.getParameterValue(self.INPUT_F))
|
|
if self.getParameterValue(self.BAND_F):
|
|
arguments.append('--F_band ' + self.getParameterValue(self.BAND_F))
|
|
arguments.append('--outfile')
|
|
arguments.append(out)
|
|
|
|
if isWindows():
|
|
return ['gdal_calc', GdalUtils.escapeAndJoin(arguments)]
|
|
else:
|
|
return ['gdal_calc.py', GdalUtils.escapeAndJoin(arguments)]
|