mirror of
https://github.com/qgis/QGIS.git
synced 2025-03-01 00:46:20 -05:00
96c7e6e0a6
generated command based on whether the algorithm is actually executing or just being displayed in the UI as a command
216 lines
10 KiB
Python
216 lines
10 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__ = '$Format:%H$'
|
|
|
|
import os
|
|
|
|
from qgis.PyQt.QtGui import QIcon
|
|
from qgis.core import (QgsRasterFileWriter,
|
|
QgsProcessingParameterDefinition,
|
|
QgsProcessingParameterRasterLayer,
|
|
QgsProcessingParameterCrs,
|
|
QgsProcessingParameterString,
|
|
QgsProcessingParameterNumber,
|
|
QgsProcessingParameterEnum,
|
|
QgsProcessingParameterBoolean,
|
|
QgsProcessingParameterExtent,
|
|
QgsProcessingParameterRasterDestination,
|
|
QgsProcessingUtils)
|
|
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
|
|
from processing.algs.gdal.GdalUtils import GdalUtils
|
|
|
|
pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
|
|
|
|
|
|
class warp(GdalAlgorithm):
|
|
|
|
INPUT = 'INPUT'
|
|
SOURCE_CRS = 'SOURCE_CRS'
|
|
TARGET_CRS = 'TARGET_CRS'
|
|
NODATA = 'NODATA'
|
|
TARGET_RESOLUTION = 'TARGET_RESOLUTION'
|
|
OPTIONS = 'OPTIONS'
|
|
RESAMPLING = 'RESAMPLING'
|
|
DATA_TYPE = 'DATA_TYPE'
|
|
TARGET_EXTENT = 'TARGET_EXTENT'
|
|
TARGET_EXTENT_CRS = 'TARGET_EXTENT_CRS'
|
|
MULTITHREADING = 'MULTITHREADING'
|
|
OUTPUT = 'OUTPUT'
|
|
|
|
TYPES = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64', 'CInt16', 'CInt32', 'CFloat32', 'CFloat64']
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
def initAlgorithm(self, config=None):
|
|
self.methods = ((self.tr('Nearest neighbour'), 'near'),
|
|
(self.tr('Bilinear'), 'bilinear'),
|
|
(self.tr('Cubic'), 'cubic'),
|
|
(self.tr('Cubic spline'), 'cubicspline'),
|
|
(self.tr('Lanczos windowed sinc'), 'lanczos'),
|
|
(self.tr('Average'), 'average'),
|
|
(self.tr('Mode'), 'mode'),
|
|
(self.tr('Maximum'), 'max'),
|
|
(self.tr('Minimum'), 'min'),
|
|
(self.tr('Median'), 'med'),
|
|
(self.tr('First quartile'), 'q1'),
|
|
(self.tr('Third quartile'), 'q3'))
|
|
|
|
self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT, self.tr('Input layer')))
|
|
self.addParameter(QgsProcessingParameterCrs(self.SOURCE_CRS,
|
|
self.tr('Source CRS'),
|
|
optional=True))
|
|
self.addParameter(QgsProcessingParameterCrs(self.TARGET_CRS,
|
|
self.tr('Target CRS'),
|
|
'EPSG:4326'))
|
|
self.addParameter(QgsProcessingParameterNumber(self.NODATA,
|
|
self.tr('Nodata value for output bands'),
|
|
type=QgsProcessingParameterNumber.Double,
|
|
defaultValue=0.0))
|
|
self.addParameter(QgsProcessingParameterNumber(self.TARGET_RESOLUTION,
|
|
self.tr('Output file resolution in target georeferenced units'),
|
|
type=QgsProcessingParameterNumber.Double,
|
|
minValue=0.0,
|
|
defaultValue=None))
|
|
|
|
options_param = QgsProcessingParameterString(self.OPTIONS,
|
|
self.tr('Additional creation parameters'),
|
|
defaultValue='',
|
|
optional=True)
|
|
options_param.setFlags(options_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
options_param.setMetadata({
|
|
'widget_wrapper': {
|
|
'class': 'processing.algs.gdal.ui.RasterOptionsWidget.RasterOptionsWidgetWrapper'}})
|
|
self.addParameter(options_param)
|
|
|
|
self.addParameter(QgsProcessingParameterEnum(self.RESAMPLING,
|
|
self.tr('Resampling method to use'),
|
|
options=[i[0] for i in self.methods],
|
|
defaultValue=0))
|
|
dataType_param = QgsProcessingParameterEnum(self.DATA_TYPE,
|
|
self.tr('Output data type'),
|
|
self.TYPES,
|
|
allowMultiple=False,
|
|
defaultValue=5)
|
|
dataType_param.setFlags(dataType_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(dataType_param)
|
|
|
|
target_extent_param = QgsProcessingParameterExtent(self.TARGET_EXTENT,
|
|
self.tr('Georeferenced extents of output file to be created'),
|
|
optional=True)
|
|
target_extent_param.setFlags(target_extent_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(target_extent_param)
|
|
|
|
target_extent_crs_param = QgsProcessingParameterCrs(self.TARGET_EXTENT_CRS,
|
|
self.tr('CRS of the target raster extent'),
|
|
optional=True)
|
|
|
|
multithreading_param = QgsProcessingParameterBoolean(self.MULTITHREADING,
|
|
self.tr('Use multithreaded warping implementation'),
|
|
defaultValue=False)
|
|
multithreading_param.setFlags(multithreading_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(multithreading_param)
|
|
|
|
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
|
|
self.tr('Reprojected')))
|
|
|
|
def name(self):
|
|
return 'warpreproject'
|
|
|
|
def displayName(self):
|
|
return self.tr('Warp (reproject)')
|
|
|
|
def group(self):
|
|
return self.tr('Raster projections')
|
|
|
|
def icon(self):
|
|
return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'warp.png'))
|
|
|
|
def tags(self):
|
|
return self.tr('transform,reproject,crs,srs').split(',')
|
|
|
|
def getConsoleCommands(self, parameters, context, feedback, executing=True):
|
|
inLayer = self.parameterAsRasterLayer(parameters, self.INPUT, context)
|
|
out = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
|
|
sourceCrs = self.parameterAsCrs(parameters, self.SOURCE_CRS, context)
|
|
targetCrs = self.parameterAsCrs(parameters, self.TARGET_CRS, context)
|
|
nodata = self.parameterAsDouble(parameters, self.NODATA, context)
|
|
resolution = self.parameterAsDouble(parameters, self.TARGET_RESOLUTION, context)
|
|
|
|
arguments = []
|
|
if sourceCrs.isValid():
|
|
arguments.append('-s_srs')
|
|
arguments.append(sourceCrs.authid())
|
|
|
|
if targetCrs.isValid():
|
|
arguments.append('-t_srs')
|
|
arguments.append(targetCrs.authid())
|
|
|
|
if nodata:
|
|
arguments.append('-dstnodata')
|
|
arguments.append(str(nodata))
|
|
|
|
if resolution:
|
|
arguments.append('-tr')
|
|
arguments.append(str(resolution))
|
|
arguments.append(str(resolution))
|
|
|
|
arguments.append('-r')
|
|
arguments.append(self.methods[self.parameterAsEnum(parameters, self.RESAMPLING, context)][1])
|
|
|
|
extent = self.parameterAsExtent(parameters, self.TARGET_EXTENT, context)
|
|
if not extent.isNull():
|
|
arguments.append('-te')
|
|
arguments.append(rasterExtent.xMinimum())
|
|
arguments.append(rasterExtent.yMinimum())
|
|
arguments.append(rasterExtent.xMaximum())
|
|
arguments.append(rasterExtent.yMaximum())
|
|
|
|
extentCrs = self.parameterAsCrs(parameters, self.TARGET_EXTENT_CRS, context)
|
|
if extentCrs:
|
|
arguments.append('-te_srs')
|
|
arguments.append(extentCrs.authid())
|
|
|
|
if self.parameterAsBool(parameters, self.MULTITHREADING, context):
|
|
arguments.append('-multi')
|
|
|
|
arguments.append('-ot')
|
|
arguments.append(self.TYPES[self.parameterAsEnum(parameters, self.DATA_TYPE, context)])
|
|
|
|
out = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
|
|
arguments.append('-of')
|
|
arguments.append(QgsRasterFileWriter.driverForExtension(os.path.splitext(out)[1]))
|
|
|
|
options = self.parameterAsString(parameters, self.OPTIONS, context)
|
|
if options:
|
|
arguments.append('-co')
|
|
arguments.append(options)
|
|
|
|
arguments.append(inLayer.source())
|
|
arguments.append(out)
|
|
|
|
return ['gdalwarp', GdalUtils.escapeAndJoin(arguments)]
|