# -*- coding: utf-8 -*- """ *************************************************************************** rasterize.py --------------------- Date : September 2013 Copyright : (C) 2013 by Alexander Bruy Email : alexander dot bruy 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. * * * *************************************************************************** """ from builtins import str __author__ = 'Alexander Bruy' __date__ = 'September 2013' __copyright__ = '(C) 2013, Alexander Bruy' # 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.core.parameters import ParameterVector from processing.core.parameters import ParameterExtent from processing.core.parameters import ParameterTableField from processing.core.parameters import ParameterSelection from processing.core.parameters import ParameterNumber from processing.core.parameters import ParameterBoolean from processing.core.parameters import ParameterString from processing.core.outputs import OutputRaster from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm from processing.algs.gdal.GdalUtils import GdalUtils from processing.tools.vector import ogrConnectionString, ogrLayerName pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0] class rasterize(GdalAlgorithm): INPUT = 'INPUT' FIELD = 'FIELD' DIMENSIONS = 'DIMENSIONS' WIDTH = 'WIDTH' HEIGHT = 'HEIGHT' EXTRA = 'EXTRA' RTYPE = 'RTYPE' OUTPUT = 'OUTPUT' TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64'] NO_DATA = 'NO_DATA' TILED = 'TILED' COMPRESS = 'COMPRESS' JPEGCOMPRESSION = 'JPEGCOMPRESSION' PREDICTOR = 'PREDICTOR' ZLEVEL = 'ZLEVEL' BIGTIFF = 'BIGTIFF' BIGTIFFTYPE = ['', 'YES', 'NO', 'IF_NEEDED', 'IF_SAFER'] COMPRESSTYPE = ['NONE', 'JPEG', 'LZW', 'PACKBITS', 'DEFLATE'] TFW = 'TFW' RAST_EXT = 'RAST_EXT' def getIcon(self): return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'rasterize.png')) def commandLineName(self): return "gdalogr:rasterize" def defineCharacteristics(self): self.name, self.i18n_name = self.trAlgorithm('Rasterize (vector to raster)') self.group, self.i18n_group = self.trAlgorithm('[GDAL] Conversion') self.addParameter(ParameterVector(self.INPUT, self.tr('Input layer'))) self.addParameter(ParameterTableField(self.FIELD, self.tr('Attribute field'), self.INPUT)) self.addParameter(ParameterSelection(self.DIMENSIONS, self.tr('Set output raster size (ignored if above option is checked)'), ['Output size in pixels', 'Output resolution in map units per pixel'], 1)) self.addParameter(ParameterNumber(self.WIDTH, self.tr('Horizontal'), 0.0, 99999999.999999, 100.0)) self.addParameter(ParameterNumber(self.HEIGHT, self.tr('Vertical'), 0.0, 99999999.999999, 100.0)) self.addParameter(ParameterExtent(self.RAST_EXT, self.tr('Raster extent'))) params = [] params.append(ParameterSelection(self.RTYPE, self.tr('Raster type'), self.TYPE, 5)) params.append(ParameterString(self.NO_DATA, self.tr("Nodata value"), '', optional=True)) params.append(ParameterSelection(self.COMPRESS, self.tr('GeoTIFF options. Compression type:'), self.COMPRESSTYPE, 4)) params.append(ParameterNumber(self.JPEGCOMPRESSION, self.tr('Set the JPEG compression level'), 1, 100, 75)) params.append(ParameterNumber(self.ZLEVEL, self.tr('Set the DEFLATE compression level'), 1, 9, 6)) params.append(ParameterNumber(self.PREDICTOR, self.tr('Set the predictor for LZW or DEFLATE compression'), 1, 3, 1)) params.append(ParameterBoolean(self.TILED, self.tr('Create tiled output (only used for the GTiff format)'), False)) params.append(ParameterSelection(self.BIGTIFF, self.tr('Control whether the created file is a BigTIFF or a classic TIFF'), self.BIGTIFFTYPE, 0)) self.addParameter(ParameterBoolean(self.TFW, self.tr('Force the generation of an associated ESRI world file (.tfw)'), False)) params.append(ParameterString(self.EXTRA, self.tr('Additional creation parameters'), '', optional=True)) for param in params: param.isAdvanced = True self.addParameter(param) self.addOutput(OutputRaster(self.OUTPUT, self.tr('Rasterized'))) def getConsoleCommands(self): inLayer = self.getParameterValue(self.INPUT) ogrLayer = ogrConnectionString(inLayer)[1:-1] noData = self.getParameterValue(self.NO_DATA) if noData is not None: noData = str(noData) jpegcompression = str(self.getParameterValue(self.JPEGCOMPRESSION)) predictor = str(self.getParameterValue(self.PREDICTOR)) zlevel = str(self.getParameterValue(self.ZLEVEL)) tiled = str(self.getParameterValue(self.TILED)) compress = self.COMPRESSTYPE[self.getParameterValue(self.COMPRESS)] bigtiff = self.BIGTIFFTYPE[self.getParameterValue(self.BIGTIFF)] tfw = str(self.getParameterValue(self.TFW)) out = self.getOutputValue(self.OUTPUT) extra = self.getParameterValue(self.EXTRA) if extra is not None: extra = str(extra) rastext = str(self.getParameterValue(self.RAST_EXT)) arguments = [] arguments.append('-a') arguments.append(str(self.getParameterValue(self.FIELD))) arguments.append('-ot') arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)]) dimType = self.getParameterValue(self.DIMENSIONS) arguments.append('-of') arguments.append(GdalUtils.getFormatShortNameFromFilename(out)) regionCoords = rastext.split(',') try: rastext = [] rastext.append('-te') rastext.append(regionCoords[0]) rastext.append(regionCoords[2]) rastext.append(regionCoords[1]) rastext.append(regionCoords[3]) except IndexError: rastext = [] if rastext: arguments.extend(rastext) if dimType == 0: # size in pixels arguments.append('-ts') arguments.append(str(self.getParameterValue(self.WIDTH))) arguments.append(str(self.getParameterValue(self.HEIGHT))) else: # resolution in map units per pixel arguments.append('-tr') arguments.append(str(self.getParameterValue(self.WIDTH))) arguments.append(str(self.getParameterValue(self.HEIGHT))) if noData and len(noData) > 0: arguments.append('-a_nodata') arguments.append(noData) if (GdalUtils.getFormatShortNameFromFilename(out) == "GTiff"): arguments.append("-co COMPRESS=" + compress) if compress == 'JPEG': arguments.append("-co JPEG_QUALITY=" + jpegcompression) elif (compress == 'LZW') or (compress == 'DEFLATE'): arguments.append("-co PREDICTOR=" + predictor) if compress == 'DEFLATE': arguments.append("-co ZLEVEL=" + zlevel) if tiled == "True": arguments.append("-co TILED=YES") if tfw == "True": arguments.append("-co TFW=YES") if len(bigtiff) > 0: arguments.append("-co BIGTIFF=" + bigtiff) if extra and len(extra) > 0: arguments.append(extra) arguments.append('-l') arguments.append(ogrLayerName(inLayer)) arguments.append(ogrLayer) arguments.append(str(self.getOutputValue(self.OUTPUT))) return ['gdal_rasterize', GdalUtils.escapeAndJoin(arguments)]