# -*- 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 PyQt.QtGui import QIcon 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.algs.gdal.GdalUtils import GdalUtils pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0] class translate(GdalAlgorithm): INPUT = 'INPUT' OUTPUT = 'OUTPUT' OUTSIZE = 'OUTSIZE' OUTSIZE_PERC = 'OUTSIZE_PERC' NO_DATA = 'NO_DATA' EXPAND = 'EXPAND' PROJWIN = 'PROJWIN' SRS = 'SRS' SDS = 'SDS' EXTRA = 'EXTRA' RTYPE = 'RTYPE' TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64'] 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' def getIcon(self): return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'translate.png')) def commandLineName(self): return "gdalogr:translate" def defineCharacteristics(self): self.name, self.i18n_name = self.trAlgorithm('Translate (convert format)') self.group, self.i18n_group = self.trAlgorithm('[GDAL] Conversion') self.addParameter(ParameterRaster(self.INPUT, self.tr('Input layer'), False)) self.addParameter(ParameterNumber(self.OUTSIZE, self.tr('Set the size of the output file (In pixels or %)'), 1, None, 100)) self.addParameter(ParameterBoolean(self.OUTSIZE_PERC, self.tr('Output size is a percentage of input size'), True)) self.addParameter(ParameterString(self.NO_DATA, self.tr("Nodata value, leave blank to take the nodata value from input"), '')) self.addParameter(ParameterSelection(self.EXPAND, self.tr('Expand'), ['none', 'gray', 'rgb', 'rgba'])) self.addParameter(ParameterCrs(self.SRS, self.tr('Output projection for output file [leave blank to use input projection]'), None, optional=True)) self.addParameter(ParameterExtent(self.PROJWIN, self.tr('Subset based on georeferenced coordinates'))) self.addParameter(ParameterBoolean(self.SDS, self.tr('Copy all subdatasets of this file to individual output files'), False)) params = [] params.append(ParameterSelection(self.RTYPE, self.tr('Output raster type'), self.TYPE, 5)) 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)) params.append(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('Converted'))) def getConsoleCommands(self): out = self.getOutputValue(translate.OUTPUT) outsize = unicode(self.getParameterValue(self.OUTSIZE)) outsizePerc = unicode(self.getParameterValue(self.OUTSIZE_PERC)) noData = unicode(self.getParameterValue(self.NO_DATA)) expand = unicode(self.getParameterFromName( self.EXPAND).options[self.getParameterValue(self.EXPAND)]) projwin = unicode(self.getParameterValue(self.PROJWIN)) crsId = self.getParameterValue(self.SRS) sds = self.getParameterValue(self.SDS) extra = unicode(self.getParameterValue(self.EXTRA)) jpegcompression = unicode(self.getParameterValue(self.JPEGCOMPRESSION)) predictor = unicode(self.getParameterValue(self.PREDICTOR)) zlevel = unicode(self.getParameterValue(self.ZLEVEL)) tiled = unicode(self.getParameterValue(self.TILED)) compress = self.COMPRESSTYPE[self.getParameterValue(self.COMPRESS)] bigtiff = self.BIGTIFFTYPE[self.getParameterValue(self.BIGTIFF)] tfw = unicode(self.getParameterValue(self.TFW)) arguments = [] arguments.append('-of') arguments.append(GdalUtils.getFormatShortNameFromFilename(out)) arguments.append('-ot') arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)]) if outsizePerc == 'True': arguments.append('-outsize') arguments.append(outsize + '%') arguments.append(outsize + '%') else: arguments.append('-outsize') arguments.append(outsize) arguments.append(outsize) if len(noData) > 0: arguments.append('-a_nodata') arguments.append(noData) if expand != 'none': arguments.append('-expand') arguments.append(expand) regionCoords = projwin.split(',') try: projwin = [] projwin.append('-projwin') projwin.append(regionCoords[0]) projwin.append(regionCoords[3]) projwin.append(regionCoords[1]) projwin.append(regionCoords[2]) except IndexError: projwin = [] if projwin: arguments.extend(projwin) if crsId: arguments.append('-a_srs') arguments.append(unicode(crsId)) if sds: arguments.append('-sds') if len(extra) > 0: arguments.append(extra) 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) arguments.append(self.getParameterValue(self.INPUT)) arguments.append(out) return ['gdal_translate', GdalUtils.escapeAndJoin(arguments)]