コード例 #1
0
ファイル: OtbAlgorithmProvider.py プロジェクト: uclaros/QGIS
    def loadAlgorithms(self):
        if not self.canBeActivated():
            return

        version_file = os.path.join(OtbUtils.otbFolder(), 'share', 'doc', 'otb', 'VERSION')
        if not os.path.isfile(version_file):
            version_file = os.path.join(OtbUtils.otbFolder(), 'VERSION')

        if os.path.isfile(version_file):
            with open(version_file) as vf:
                vlines = vf.readlines()
                vlines = [l.strip() for l in vlines]
                vline = vlines[0]
                if 'OTB Version:' in vline:
                    self.version = vline.split(':')[1].strip()

        QgsMessageLog.logMessage(self.tr("Loading OTB '{}'.".format(self.version)), self.tr('Processing'), Qgis.Info)
        self.algs = self.createAlgsList()
        for a in self.algs:
            self.addAlgorithm(a)
        self.algs = []

        otb_folder = self.normalize_path(OtbUtils.otbFolder())
        otb_app_path_env = os.pathsep.join(self.appDirs(OtbUtils.appFolder()))
        gdal_data_dir = None
        geotiff_csv_dir = None
        otbcli_path = OtbUtils.cliPath()
        try:
            if os.name == 'nt':
                app_vargs = " %*"
                export_cmd = 'SET '
                first_line = ':: Setup environment for OTB package. Generated by QGIS plugin'
                otb_app_launcher = os.path.join(otb_folder, 'bin', 'otbApplicationLauncherCommandLine.exe')
                gdal_data_dir = os.path.join(otb_folder, 'share', 'data')
                geotiff_csv_dir = os.path.join(otb_folder, 'share', 'epsg_csv')
            else:
                app_vargs = " \"$@\""
                export_cmd = 'export '
                first_line = '#!/bin/sh'
                otb_app_launcher = os.path.join(otb_folder, 'bin', 'otbApplicationLauncherCommandLine')
                lines = None
                env_profile = os.path.join(otb_folder, 'otbenv.profile')
                if os.path.exists(env_profile):
                    with open(env_profile) as f:
                        lines = f.readlines()
                        lines = [x.strip() for x in lines]
                        for line in lines:
                            if not line or line.startswith('#'):
                                continue
                            if 'GDAL_DATA=' in line:
                                gdal_data_dir = line.split("GDAL_DATA=")[1]
                            if 'GEOTIFF_CSV='in line:
                                geotiff_csv_dir = line.split("GEOTIFF_CSV=")[1]
            with open(otbcli_path, 'w') as otb_cli_file:
                otb_cli_file.write(first_line + os.linesep)
                otb_cli_file.write(export_cmd + "LC_NUMERIC=C" + os.linesep)
                otb_cli_file.write(export_cmd + "GDAL_DRIVER_PATH=disable" + os.linesep)
                if gdal_data_dir:
                    otb_cli_file.write(export_cmd + "GDAL_DATA=" + "\"" + gdal_data_dir + "\"" + os.linesep)
                if geotiff_csv_dir:
                    otb_cli_file.write(export_cmd + "GEOTIFF_CSV=" + "\"" + geotiff_csv_dir + "\"" + os.linesep)
                if OtbUtils.loggerLevel():
                    otb_cli_file.write(export_cmd + "OTB_LOGGER_LEVEL=" + OtbUtils.loggerLevel() + os.linesep)
                max_ram_hint = OtbUtils.maxRAMHint()
                if max_ram_hint and not int(max_ram_hint) == 128:
                    otb_cli_file.write(export_cmd + "OTB_MAX_RAM_HINT=" + max_ram_hint + os.linesep)
                otb_cli_file.write(export_cmd + "OTB_APPLICATION_PATH=" + "\"" + otb_app_path_env + "\"" + os.linesep)
                otb_cli_file.write("\"" + otb_app_launcher + "\"" + app_vargs + os.linesep)

            if not os.name == 'nt':
                os.chmod(otbcli_path, 0o744)
        except BaseException as e:
            import traceback
            os.remove(otbcli_path)
            errmsg = "Cannot write:" + otbcli_path + "\nError:\n" + traceback.format_exc()
            QgsMessageLog.logMessage(self.tr(errmsg), self.tr('Processing'), Qgis.Critical)
            raise e
        QgsMessageLog.logMessage(self.tr("Using otbcli: '{}'.".format(otbcli_path)), self.tr('Processing'), Qgis.Info)
コード例 #2
0
    def loadAlgorithms(self):
        if not self.canBeActivated():
            return

        version_file = os.path.join(OtbUtils.otbFolder(), 'share', 'doc',
                                    'otb', 'VERSION')
        if not os.path.isfile(version_file):
            version_file = os.path.join(OtbUtils.otbFolder(), 'VERSION')

        if os.path.isfile(version_file):
            with open(version_file) as vf:
                vlines = vf.readlines()
                vlines = [l.strip() for l in vlines]
                vline = vlines[0]
                if 'OTB Version:' in vline:
                    self.version = vline.split(':')[1].strip()

        QgsMessageLog.logMessage(
            self.tr("Loading OTB '{}'.".format(self.version)),
            self.tr('Processing'), Qgis.Info)
        self.algs = self.createAlgsList()
        for a in self.algs:
            self.addAlgorithm(a)
        self.algs = []

        otb_folder = self.normalize_path(OtbUtils.otbFolder())
        otb_app_path_env = os.pathsep.join(self.appDirs(OtbUtils.appFolder()))
        gdal_data_dir = None
        geotiff_csv_dir = None
        otbcli_path = OtbUtils.cliPath()
        try:
            if os.name == 'nt':
                app_vargs = " %*"
                export_cmd = 'SET '
                first_line = ':: Setup environment for OTB package. Generated by QGIS plugin'
                otb_app_launcher = os.path.join(
                    otb_folder, 'bin', 'otbApplicationLauncherCommandLine.exe')
                gdal_data_dir = os.path.join(otb_folder, 'share', 'data')
                geotiff_csv_dir = os.path.join(otb_folder, 'share', 'epsg_csv')
            else:
                app_vargs = " \"$@\""
                export_cmd = 'export '
                first_line = '#!/bin/sh'
                otb_app_launcher = os.path.join(
                    otb_folder, 'bin', 'otbApplicationLauncherCommandLine')
                lines = None
                env_profile = os.path.join(otb_folder, 'otbenv.profile')
                if os.path.exists(env_profile):
                    with open(env_profile) as f:
                        lines = f.readlines()
                        lines = [x.strip() for x in lines]
                        for line in lines:
                            if not line or line.startswith('#'):
                                continue
                            if 'GDAL_DATA=' in line:
                                gdal_data_dir = line.split("GDAL_DATA=")[1]
                            if 'GEOTIFF_CSV=' in line:
                                geotiff_csv_dir = line.split("GEOTIFF_CSV=")[1]
            with open(otbcli_path, 'w') as otb_cli_file:
                otb_cli_file.write(first_line + os.linesep)
                otb_cli_file.write(export_cmd + "LC_NUMERIC=C" + os.linesep)
                otb_cli_file.write(export_cmd + "GDAL_DRIVER_PATH=disable" +
                                   os.linesep)
                if gdal_data_dir:
                    otb_cli_file.write(export_cmd + "GDAL_DATA=" + "\"" +
                                       gdal_data_dir + "\"" + os.linesep)
                if geotiff_csv_dir:
                    otb_cli_file.write(export_cmd + "GEOTIFF_CSV=" + "\"" +
                                       geotiff_csv_dir + "\"" + os.linesep)
                if OtbUtils.loggerLevel():
                    otb_cli_file.write(export_cmd + "OTB_LOGGER_LEVEL=" +
                                       OtbUtils.loggerLevel() + os.linesep)
                max_ram_hint = OtbUtils.maxRAMHint()
                if max_ram_hint and not int(max_ram_hint) == 128:
                    otb_cli_file.write(export_cmd + "OTB_MAX_RAM_HINT=" +
                                       max_ram_hint + os.linesep)
                otb_cli_file.write(export_cmd + "OTB_APPLICATION_PATH=" +
                                   "\"" + otb_app_path_env + "\"" + os.linesep)
                otb_cli_file.write("\"" + otb_app_launcher + "\"" + app_vargs +
                                   os.linesep)

            if not os.name == 'nt':
                os.chmod(otbcli_path, 0o744)
        except BaseException as e:
            import traceback
            os.remove(otbcli_path)
            errmsg = "Cannot write:" + otbcli_path + "\nError:\n" + traceback.format_exc(
            )
            QgsMessageLog.logMessage(self.tr(errmsg), self.tr('Processing'),
                                     Qgis.Critical)
            raise e
        QgsMessageLog.logMessage(
            self.tr("Using otbcli: '{}'.".format(otbcli_path)),
            self.tr('Processing'), Qgis.Info)
コード例 #3
0
    def processAlgorithm(self, parameters, context, feedback):
        otb_cli_file = OtbUtils.cliPath()
        command = '"{}" {} {}'.format(otb_cli_file, self.name(),
                                      OtbUtils.appFolder())
        outputPixelType = None
        for k, v in parameters.items():
            # if value is None for a parameter we don't have any businees with this key
            if v is None:
                continue
            # for 'outputpixeltype' parameter we find the pixeltype string from self.pixelTypes
            if k == 'outputpixeltype':
                pixel_type = self.pixelTypes[int(
                    parameters['outputpixeltype'])]
                outputPixelType = None if pixel_type == 'float' else pixel_type
                continue

            param = self.parameterDefinition(k)
            if param.isDestination():
                continue
            if isinstance(param, QgsProcessingParameterEnum):
                value = self.parameterAsEnum(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterBoolean):
                value = self.parameterAsBool(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterCrs):
                crsValue = self.parameterAsCrs(parameters, param.name(),
                                               context)
                authid = crsValue.authid()
                if authid.startswith('EPSG:'):
                    value = authid.split('EPSG:')[1]
                else:
                    raise QgsProcessingException(
                        self.
                        tr("Incorrect value for parameter '{}'. No EPSG code found in '{}'"
                           .format(param.name(), authid)))
            elif isinstance(param, QgsProcessingParameterFile):
                value = self.parameterAsFile(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterMultipleLayers):
                layers = self.parameterAsLayerList(parameters, param.name(),
                                                   context)
                if layers is None or len(layers) == 0:
                    continue
                value = ' '.join([
                    '"{}"'.format(self.getLayerSource(param.name(), layer))
                    for layer in layers
                ])
            elif isinstance(param, QgsProcessingParameterNumber):
                if param.dataType() == QgsProcessingParameterNumber.Integer:
                    value = self.parameterAsInt(parameters, param.name(),
                                                context)
                else:
                    value = self.parameterAsDouble(parameters, param.name(),
                                                   context)
            elif isinstance(param, (QgsProcessingParameterRasterLayer,
                                    QgsProcessingParameterVectorLayer)):
                value = '"{}"'.format(
                    self.getLayerSource(
                        param.name(),
                        self.parameterAsLayer(parameters, param.name(),
                                              context)))
            elif isinstance(param, QgsProcessingParameterString):
                value = '"{}"'.format(
                    self.parameterAsString(parameters, param.name(), context))
            else:
                # Use whatever is given
                value = '"{}"'.format(parameters[param.name()])

            # Check if value is set in above if elif ladder and update command string
            if value and value is not None:
                command += ' -{} {}'.format(k, value)

        output_files = {}

        for out in self.destinationParameterDefinitions():
            filePath = self.parameterAsOutputLayer(parameters, out.name(),
                                                   context)
            output_files[out.name()] = filePath
            if outputPixelType is not None:
                command += ' -{} "{}" "{}"'.format(out.name(), filePath,
                                                   outputPixelType)
            else:
                command += ' -{} "{}"'.format(out.name(), filePath)

        QgsMessageLog.logMessage(self.tr('cmd={}'.format(command)),
                                 self.tr('Processing'), Qgis.Info)
        if not os.path.exists(otb_cli_file) or not os.path.isfile(
                otb_cli_file):
            import errno
            raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT),
                                    otb_cli_file)

        OtbUtils.executeOtb(command, feedback)

        result = {}
        for o in self.outputDefinitions():
            if o.name() in output_files:
                result[o.name()] = output_files[o.name()]
        return result
コード例 #4
0
    def processAlgorithm(self, parameters, context, feedback):
        otb_cli_file = OtbUtils.cliPath()
        command = '"{}" {} {}'.format(otb_cli_file, self.name(), OtbUtils.appFolder())
        outputPixelType = None
        for k, v in parameters.items():
            # if value is None for a parameter we don't have any businees with this key
            if v is None:
                continue
            # for 'outputpixeltype' parameter we find the pixeltype string from self.pixelTypes
            if k == 'outputpixeltype':
                pixel_type = self.pixelTypes[int(parameters['outputpixeltype'])]
                outputPixelType = None if pixel_type == 'float' else pixel_type
                continue

            param = self.parameterDefinition(k)
            if param.isDestination():
                continue
            if isinstance(param, QgsProcessingParameterEnum):
                value = self.parameterAsEnum(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterBoolean):
                value = self.parameterAsBool(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterCrs):
                crsValue = self.parameterAsCrs(parameters, param.name(), context)
                authid = crsValue.authid()
                if authid.startswith('EPSG:'):
                    value = authid.split('EPSG:')[1]
                else:
                    raise QgsProcessingException(
                        self.tr("Incorrect value for parameter '{}'. No EPSG code found in '{}'".format(
                            param.name(),
                            authid)))
            elif isinstance(param, QgsProcessingParameterFile):
                value = self.parameterAsFile(parameters, param.name(), context)
            elif isinstance(param, QgsProcessingParameterMultipleLayers):
                layers = self.parameterAsLayerList(parameters, param.name(), context)
                if layers is None or len(layers) == 0:
                    continue
                value = ' '.join(['"{}"'.format(self.getLayerSource(param.name(), layer)) for layer in layers])
            elif isinstance(param, QgsProcessingParameterNumber):
                if param.dataType() == QgsProcessingParameterNumber.Integer:
                    value = self.parameterAsInt(parameters, param.name(), context)
                else:
                    value = self.parameterAsDouble(parameters, param.name(), context)
            elif isinstance(param, (QgsProcessingParameterRasterLayer, QgsProcessingParameterVectorLayer)):
                value = '"{}"'.format(self.getLayerSource(param.name(), self.parameterAsLayer(parameters, param.name(), context)))
            elif isinstance(param, QgsProcessingParameterString):
                value = '"{}"'.format(self.parameterAsString(parameters, param.name(), context))
            else:
                # Use whatever is given
                value = '"{}"'.format(parameters[param.name()])

            # Check if value is set in above if elif ladder and update command string
            if value and value is not None:
                command += ' -{} {}'.format(k, value)

        output_files = {}

        for out in self.destinationParameterDefinitions():
            filePath = self.parameterAsOutputLayer(parameters, out.name(), context)
            output_files[out.name()] = filePath
            if outputPixelType is not None:
                command += ' -{} "{}" "{}"'.format(out.name(), filePath, outputPixelType)
            else:
                command += ' -{} "{}"'.format(out.name(), filePath)

        QgsMessageLog.logMessage(self.tr('cmd={}'.format(command)), self.tr('Processing'), Qgis.Info)
        if not os.path.exists(otb_cli_file) or not os.path.isfile(otb_cli_file):
            import errno
            raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT), otb_cli_file)

        OtbUtils.executeOtb(command, feedback)

        result = {}
        for o in self.outputDefinitions():
            if o.name() in output_files:
                result[o.name()] = output_files[o.name()]
        return result