text: # -*- coding: utf-8 -*-
  
  """
  ***************************************************************************
      warp_slms.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.parameters import ParameterBoolean
  from processing.core.outputs import OutputRaster
  from processing.algs.gdal.GdalUtils import GdalUtils
  
  
  class warp_slms(GdalAlgorithm):
  
      INPUT = 'INPUT'
      OUTPUT = 'OUTPUT'
      SOURCE_SRS = 'SOURCE_SRS'
      DEST_SRS = 'DEST_SRS'
      METHOD = 'METHOD'
      METHOD_OPTIONS = ['near', 'bilinear', 'cubic', 'cubicspline', 'lanczos']
      TR = 'TR'
      NO_DATA = 'NO_DATA'
      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 commandLineName(self):
          return "gdalogr:slms-warp"
  
      def defineCharacteristics(self):
          self.name, self.i18n_name = self.trAlgorithm('SLMS - GeoTIFF reprojection')
          self.group, self.i18n_group = self.trAlgorithm('[GDAL] Projections')
          self.addParameter(ParameterRaster(self.INPUT, self.tr('Input layer'), False))
          self.addParameter(ParameterCrs(self.SOURCE_SRS,
                                         self.tr('Source SRS'), '', optional=True))
          self.addParameter(ParameterCrs(self.DEST_SRS,
                                         self.tr('Destination SRS'), ''))
          self.addParameter(ParameterString(self.NO_DATA,
                                            self.tr("Nodata value, leave blank to take the nodata value from input"),
                                            '', optional=True))
          #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))
  
          #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('Reprojected')))
  
      def getConsoleCommands(self):
          noData = self.getParameterValue(self.NO_DATA)
          if noData is not None:
              noData = unicode(noData)
          srccrs = self.getParameterValue(self.SOURCE_SRS)
          dstcrs = self.getParameterValue(self.DEST_SRS)
          #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('-ot')
          #arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
          if len(srccrs) > 0:
              arguments.append('-s_srs')
              arguments.append(srccrs)
          if len(dstcrs) > 0:
              arguments.append('-t_srs')
              arguments.append(dstcrs)
          if noData and len(noData) > 0:
              arguments.append('-dstnodata')
              arguments.append(noData)
          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(unicode(self.getParameterValue(self.TR)))
          #    arguments.append(unicode(self.getParameterValue(self.TR)))
          extra = self.getParameterValue(self.EXTRA)
          if extra is not None:
              extra = unicode(extra)
          if extra and 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 ['gdalwarp', GdalUtils.escapeAndJoin(arguments)]
  