Пример #1
0
        public void BuildOverview(ref IMosaicDataset theMosaicDataset, bool buildOverviews)
        {
            IMosaicDatasetOperation theMosaicDatasetOperation = (IMosaicDatasetOperation)(theMosaicDataset);


            if (buildOverviews)
            {
                #region Defining Overviews
                Console.WriteLine("Defining overviews");
                // Create a define overview parameters object.
                IDefineOverviewsParameters defineOvArgs = new DefineOverviewsParametersClass();
                // Use the overview tile parameters interface to specify the overview factor
                // used to generate overviews.
                ((IOverviewTileParameters)defineOvArgs).OverviewFactor = 3;
                // Use the mosaic dataset operation interface to define overviews.
                theMosaicDatasetOperation.DefineOverviews(defineOvArgs, null);
                #endregion

                #region Compute Pixel Size Ranges
                Console.WriteLine("Computing Pixel Size Ranges");
                // Calculate cell size ranges to update the Min/Max pixel sizes.
                ICalculateCellSizeRangesParameters computeArgs = new CalculateCellSizeRangesParametersClass();
                theMosaicDatasetOperation.CalculateCellSizeRanges(computeArgs, null);
                #endregion

                #region Generating Overviews
                Console.WriteLine("Generating Overviews");
                // Create a generate overviews parameters object.
                IGenerateOverviewsParameters genPars = new GenerateOverviewsParametersClass();
                // Set properties to control overview generation.
                IQueryFilter genQuery = new QueryFilterClass();
                ((ISelectionParameters)genPars).QueryFilter = genQuery;
                genPars.GenerateMissingImages = true;
                genPars.GenerateStaleImages   = true;
                // Use the mosaic dataset operation interface to generate overviews.
                theMosaicDatasetOperation.GenerateOverviews(genPars, null);
                #endregion
            }
        }
Пример #2
0
        /// <summary>
        /// Create a Mosaic Dataset in the geodatabase provided using the parameters defined by MDParamaters.
        /// </summary>
        /// <param name="gdbWorkspace">Geodatabase to create the Mosaic dataser in.</param>
        public void CreateMosaicDataset(IWorkspace gdbWorkspace)
        {
            try
            {
                #region Global Declarations
                IMosaicDataset                  theMosaicDataset          = null;
                IMosaicDatasetOperation         theMosaicDatasetOperation = null;
                IMosaicWorkspaceExtensionHelper mosaicExtHelper           = null;
                IMosaicWorkspaceExtension       mosaicExt = null;
                #endregion

                #region CreateMosaicDataset
                try
                {
                    Console.WriteLine("Create Mosaic Dataset: " + MDParameters.mosaicDatasetName + ".amd");
                    /// Setup workspaces.
                    /// Create Srs
                    ISpatialReferenceFactory spatialrefFactory = new SpatialReferenceEnvironmentClass();

                    // Create the mosaic dataset creation parameters object.
                    ICreateMosaicDatasetParameters creationPars = new CreateMosaicDatasetParametersClass();
                    // Set the number of bands for the mosaic dataset.
                    // If defined as zero leave defaults
                    if (MDParameters.mosaicDatasetBands != 0)
                    {
                        creationPars.BandCount = MDParameters.mosaicDatasetBands;
                    }
                    // Set the pixel type of the mosaic dataset.
                    // If defined as unknown leave defaults
                    if (MDParameters.mosaicDatasetBits != rstPixelType.PT_UNKNOWN)
                    {
                        creationPars.PixelType = MDParameters.mosaicDatasetBits;
                    }
                    // Create the mosaic workspace extension helper class.
                    mosaicExtHelper = new MosaicWorkspaceExtensionHelperClass();
                    // Find the right extension from the workspace.
                    mosaicExt = mosaicExtHelper.FindExtension(gdbWorkspace);

                    // Default is none.
                    if (MDParameters.productDefinitionKey.ToLower() != "none")
                    {
                        // Set the product definition keyword and properties.
                        // (The property is called band definition keyword and band properties in the object).
                        ((ICreateMosaicDatasetParameters2)creationPars).BandDefinitionKeyword = MDParameters.productDefinitionKey;
                        MDParameters.productDefinitionProps = SetBandProperties(MDParameters.productDefinitionKey);
                        if (MDParameters.productDefinitionProps.Count == 0)
                        {
                            Console.WriteLine("Setting production definition properties failed.");
                            return;
                        }
                        ((ICreateMosaicDatasetParameters2)creationPars).BandProperties = MDParameters.productDefinitionProps;
                    }

                    // Use the extension to create a new mosaic dataset, supplying the
                    // spatial reference and the creation parameters object created above.
                    theMosaicDataset = mosaicExt.CreateMosaicDataset(MDParameters.mosaicDatasetName,
                                                                     MDParameters.mosaicDatasetSrs, creationPars, MDParameters.configKeyword);
                }
                catch (Exception exc)
                {
                    Console.WriteLine("Exception Caught while creating Mosaic Dataset: " + exc.Message);
                    return;
                }
                #endregion

                #region OpenMosaicDataset
                Console.WriteLine("Opening Mosaic Dataset");
                theMosaicDataset = null;
                // Use the extension to open the mosaic dataset.
                theMosaicDataset = mosaicExt.OpenMosaicDataset(MDParameters.mosaicDatasetName);
                // The mosaic dataset operation interface is used to perform operations on
                // a mosaic dataset.
                theMosaicDatasetOperation = (IMosaicDatasetOperation)(theMosaicDataset);
                #endregion

                #region Preparing Raster Type
                Console.WriteLine("Preparing Raster Type");
                // Create a Raster Type Name object.
                IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                // Assign the name of the Raster Type to the name object.
                // The Name field accepts a path to an .art file as well
                // the name for a built in Raster Type.
                theRasterTypeName.Name = MDParameters.rasterTypeName;
                // Use the Open function from the IName interface to get the Raster Type object.
                IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                if (theRasterType == null)
                {
                    Console.WriteLine("Raster Type not found " + MDParameters.rasterTypeName);
                }

                // Set the URI Filter on the loaded raster type.
                if (MDParameters.rasterTypeProductFilter != "")
                {
                    // Get the supported URI filters from the raster type object using the
                    // raster type properties interface.
                    IArray         mySuppFilters = ((IRasterTypeProperties)theRasterType).SupportedURIFilters;
                    IItemURIFilter productFilter = null;
                    for (int i = 0; i < mySuppFilters.Count; ++i)
                    {
                        // Set the desired filter from the supported filters.
                        productFilter = (IItemURIFilter)mySuppFilters.get_Element(i);
                        if (productFilter.Name == MDParameters.rasterTypeProductFilter)
                        {
                            theRasterType.URIFilter = productFilter;
                        }
                    }
                }
                // Enable the correct templates in the raster type.
                string[] rasterProductNames = MDParameters.rasterTypeProductName.Split(';');
                bool     enableTemplate     = false;
                if (rasterProductNames.Length >= 1 && (rasterProductNames[0] != ""))
                {
                    // Get the supported item templates from the raster type.
                    IItemTemplateArray templateArray = theRasterType.ItemTemplates;
                    for (int i = 0; i < templateArray.Count; ++i)
                    {
                        // Go through the supported item templates and enable the ones needed.
                        IItemTemplate template = templateArray.get_Element(i);
                        enableTemplate = false;
                        for (int j = 0; j < rasterProductNames.Length; ++j)
                        {
                            if (template.Name == rasterProductNames[j])
                            {
                                enableTemplate = true;
                            }
                        }
                        if (enableTemplate)
                        {
                            template.Enabled = true;
                        }
                        else
                        {
                            template.Enabled = false;
                        }
                    }
                }

                if (MDParameters.dataSourceSrs != null)
                {
                    ((IRasterTypeProperties)theRasterType).SynchronizeParameters.DefaultSpatialReference =
                        MDParameters.dataSourceSrs;
                }
                #endregion

                #region Add DEM To Raster Type
                if (MDParameters.rasterTypeAddDEM && ((IRasterTypeProperties)theRasterType).SupportsOrthorectification)
                {
                    // Open the Raster Dataset
                    Type factoryType = Type.GetTypeFromProgID("esriDataSourcesRaster.RasterWorkspaceFactory");
                    IWorkspaceFactory workspaceFactory = (IWorkspaceFactory)Activator.CreateInstance(factoryType);
                    IRasterWorkspace  rasterWorkspace  = (IRasterWorkspace)workspaceFactory.OpenFromFile(
                        System.IO.Path.GetDirectoryName(MDParameters.rasterTypeDemPath), 0);;
                    IRasterDataset myRasterDataset = rasterWorkspace.OpenRasterDataset(
                        System.IO.Path.GetFileName(MDParameters.rasterTypeDemPath));

                    IGeometricFunctionArguments geometricFunctionArguments =
                        new GeometricFunctionArgumentsClass();
                    geometricFunctionArguments.DEM = myRasterDataset;
                    ((IRasterTypeProperties)theRasterType).OrthorectificationParameters =
                        geometricFunctionArguments;
                }
                #endregion

                #region Preparing Data Source Crawler
                Console.WriteLine("Preparing Data Source Crawler");
                // Create a new property set to specify crawler properties.
                IPropertySet crawlerProps = new PropertySetClass();
                // Specify a file filter
                crawlerProps.SetProperty("Filter", MDParameters.dataSourceFilter);
                // Specify whether to search subdirectories.
                crawlerProps.SetProperty("Recurse", true);
                // Specify the source path.
                crawlerProps.SetProperty("Source", MDParameters.dataSource);
                // Get the recommended crawler from the raster type based on the specified
                // properties using the IRasterBuilder interface.
                IDataSourceCrawler theCrawler = ((IRasterBuilder)theRasterType).GetRecommendedCrawler(crawlerProps);
                #endregion

                #region Add Rasters
                Console.WriteLine("Adding Rasters");
                // Create a AddRaster parameters object.
                IAddRastersParameters AddRastersArgs = new AddRastersParametersClass();
                // Specify the data crawler to be used to crawl the data.
                AddRastersArgs.Crawler = theCrawler;
                // Specify the raster type to be used to add the data.
                AddRastersArgs.RasterType = theRasterType;
                // Use the mosaic dataset operation interface to add
                // rasters to the mosaic dataset.
                theMosaicDatasetOperation.AddRasters(AddRastersArgs, null);
                #endregion

                #region Compute Pixel Size Ranges
                Console.WriteLine("Computing Pixel Size Ranges");
                // Create a calculate cellsize ranges parameters object.
                ICalculateCellSizeRangesParameters computeArgs = new CalculateCellSizeRangesParametersClass();
                // Use the mosaic dataset operation interface to calculate cellsize ranges.
                theMosaicDatasetOperation.CalculateCellSizeRanges(computeArgs, null);
                #endregion

                #region Building Boundary
                Console.WriteLine("Building Boundary");
                // Create a build boundary parameters object.
                IBuildBoundaryParameters boundaryArgs = new BuildBoundaryParametersClass();
                // Set flags that control boundary generation.
                boundaryArgs.AppendToExistingBoundary = true;
                // Use the mosaic dataset operation interface to build boundary.
                theMosaicDatasetOperation.BuildBoundary(boundaryArgs, null);
                #endregion

                if (MDParameters.buildOverviews)
                {
                    #region Defining Overviews
                    Console.WriteLine("Defining Overviews");
                    // Create a define overview parameters object.
                    IDefineOverviewsParameters defineOvArgs = new DefineOverviewsParametersClass();
                    // Use the overview tile parameters interface to specify the overview factor
                    // used to generate overviews.
                    ((IOverviewTileParameters)defineOvArgs).OverviewFactor = 3;
                    // Use the mosaic dataset operation interface to define overviews.
                    theMosaicDatasetOperation.DefineOverviews(defineOvArgs, null);
                    #endregion

                    #region Compute Pixel Size Ranges
                    Console.WriteLine("Computing Pixel Size Ranges");
                    // Calculate cell size ranges to update the Min/Max pixel sizes.
                    theMosaicDatasetOperation.CalculateCellSizeRanges(computeArgs, null);
                    #endregion

                    #region Generating Overviews
                    Console.WriteLine("Generating Overviews");
                    // Create a generate overviews parameters object.
                    IGenerateOverviewsParameters genPars = new GenerateOverviewsParametersClass();
                    // Set properties to control overview generation.
                    IQueryFilter genQuery = new QueryFilterClass();
                    ((ISelectionParameters)genPars).QueryFilter = genQuery;
                    genPars.GenerateMissingImages = true;
                    genPars.GenerateStaleImages   = true;
                    // Use the mosaic dataset operation interface to generate overviews.
                    theMosaicDatasetOperation.GenerateOverviews(genPars, null);
                    #endregion
                }

                #region Report
                Console.WriteLine("Success.");
                #endregion
            }
            catch (Exception exc)
            {
                #region Report
                Console.WriteLine("Exception Caught in CreateMD: " + exc.Message);
                Console.WriteLine("Shutting down.");
                #endregion
            }
        }
        public static void TestThumbnailBuilder(string rasterTypeName, string rasterTypeProductFilter,
                                                string rasterTypeProductName, string dataSource, string dataSourceFilter, string fgdbParentFolder,
                                                bool saveToArt, string customTypeFilePath, bool clearGdbDirectory)
        {
            try
            {
                string[] rasterProductNames = rasterTypeProductName.Split(';');
                string   nameString         = rasterTypeName.Replace(" ", "") + rasterTypeProductFilter.Replace(" ", "") +
                                              rasterProductNames[0].Replace(" ", "");

                #region Directory Declarations
                string fgdbName          = nameString + ".gdb";
                string fgdbDir           = fgdbParentFolder + "\\" + fgdbName;
                string MosaicDatasetName = nameString + "MD";
                #endregion

                #region Global Declarations
                IMosaicDataset                  theMosaicDataset          = null;
                IMosaicDatasetOperation         theMosaicDatasetOperation = null;
                IMosaicWorkspaceExtensionHelper mosaicExtHelper           = null;
                IMosaicWorkspaceExtension       mosaicExt = null;
                #endregion

                #region Create File GDB
                Console.WriteLine("Creating File GDB: " + fgdbName);
                if (clearGdbDirectory)
                {
                    try
                    {
                        Console.WriteLine("Emptying Gdb folder.");
                        System.IO.Directory.Delete(fgdbParentFolder, true);
                        System.IO.Directory.CreateDirectory(fgdbParentFolder);
                    }
                    catch (System.IO.IOException EX)
                    {
                        Console.WriteLine(EX.Message);
                        return;
                    }
                }

                // Create a File Gdb
                Type factoryType = Type.GetTypeFromProgID("esriDataSourcesGDB.FileGDBWorkspaceFactory");
                IWorkspaceFactory FgdbFactory = (IWorkspaceFactory)Activator.CreateInstance(factoryType);
                FgdbFactory.Create(fgdbParentFolder,
                                   fgdbName, null, 0);
                #endregion

                #region Create Mosaic Dataset
                try
                {
                    Console.WriteLine("Create Mosaic Dataset: " + MosaicDatasetName);
                    // Setup workspaces.
                    IWorkspaceFactory workspaceFactory = (IWorkspaceFactory)Activator.CreateInstance(factoryType);
                    IWorkspace        fgdbWorkspace    = workspaceFactory.OpenFromFile(fgdbDir, 0);
                    // Create Srs
                    ISpatialReferenceFactory spatialrefFactory = new SpatialReferenceEnvironmentClass();
                    ISpatialReference        mosaicSrs         = spatialrefFactory.CreateProjectedCoordinateSystem(
                        (int)(esriSRProjCSType.esriSRProjCS_World_Mercator));
                    // Create the mosaic dataset creation parameters object.
                    ICreateMosaicDatasetParameters creationPars = new CreateMosaicDatasetParametersClass();
                    // Create the mosaic workspace extension helper class.
                    mosaicExtHelper = new MosaicWorkspaceExtensionHelperClass();
                    // Find the right extension from the workspace.
                    mosaicExt = mosaicExtHelper.FindExtension(fgdbWorkspace);
                    // Use the extension to create a new mosaic dataset, supplying the
                    // spatial reference and the creation parameters object created above.
                    theMosaicDataset = mosaicExt.CreateMosaicDataset(MosaicDatasetName,
                                                                     mosaicSrs, creationPars, "");
                    theMosaicDatasetOperation = (IMosaicDatasetOperation)(theMosaicDataset);
                }
                catch (Exception exc)
                {
                    Console.WriteLine("Error: Failed to create Mosaic Dataset : {0}.",
                                      MosaicDatasetName + " " + exc.Message);
                    return;
                }
                #endregion

                #region Create Custom Raster Type
                Console.WriteLine("Preparing Raster Type");
                // Create a Raster Type Name object.
                IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                // Assign the name of the Raster Type to the name object.
                // The Name field accepts a path to an .art file as well
                // the name for a built in Raster Type.
                theRasterTypeName.Name = rasterTypeName;
                // Use the Open function from the IName interface to get the Raster Type object.
                IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                if (theRasterType == null)
                {
                    Console.WriteLine("Error:Raster Type not found " + rasterTypeName);
                    return;
                }
                #endregion

                #region Prepare Raster Type
                // Set the URI Filter on the loaded raster type.
                if (rasterTypeProductFilter != "")
                {
                    // Get the supported URI filters from the raster type object using the
                    // raster type properties interface.
                    IArray         mySuppFilters = ((IRasterTypeProperties)theRasterType).SupportedURIFilters;
                    IItemURIFilter productFilter = null;
                    for (int i = 0; i < mySuppFilters.Count; ++i)
                    {
                        // Set the desired filter from the supported filters.
                        productFilter = (IItemURIFilter)mySuppFilters.get_Element(i);
                        if (productFilter.Name == rasterTypeProductFilter)
                        {
                            theRasterType.URIFilter = productFilter;
                        }
                    }
                }
                // Enable the correct templates in the raster type.
                bool enableTemplate = false;
                if (rasterProductNames.Length >= 1 && (rasterProductNames[0] != ""))
                {
                    // Get the supported item templates from the raster type.
                    IItemTemplateArray templateArray = theRasterType.ItemTemplates;
                    for (int i = 0; i < templateArray.Count; ++i)
                    {
                        // Go through the supported item templates and enable the ones needed.
                        IItemTemplate template = templateArray.get_Element(i);
                        enableTemplate = false;
                        for (int j = 0; j < rasterProductNames.Length; ++j)
                        {
                            if (template.Name == rasterProductNames[j])
                            {
                                enableTemplate = true;
                            }
                        }
                        if (enableTemplate)
                        {
                            template.Enabled = true;
                        }
                        else
                        {
                            template.Enabled = false;
                        }
                    }
                }
                ((IRasterTypeProperties)theRasterType).DataSourceFilter = dataSourceFilter;
                #endregion

                #region Save Custom Raster Type
                if (saveToArt)
                {
                    IRasterTypeProperties  rasterTypeProperties = (IRasterTypeProperties)theRasterType;
                    IRasterTypeEnvironment rasterTypeHelper     = new RasterTypeEnvironmentClass();
                    rasterTypeProperties.Name = customTypeFilePath;

                    IMemoryBlobStream ipBlob = rasterTypeHelper.SaveRasterType(theRasterType);
                    ipBlob.SaveToFile(customTypeFilePath);
                }
                #endregion

                #region Preparing Data Source Crawler
                Console.WriteLine("Preparing Data Source Crawler");
                // Create a new property set to specify crawler properties.
                IPropertySet crawlerProps = new PropertySetClass();
                // Specify a file filter
                crawlerProps.SetProperty("Filter", dataSourceFilter);
                // Specify whether to search subdirectories.
                crawlerProps.SetProperty("Recurse", true);
                // Specify the source path.
                crawlerProps.SetProperty("Source", dataSource);
                // Get the recommended crawler from the raster type based on the specified
                // properties using the IRasterBuilder interface.
                // Pass on the Thumbnailtype to the crawler...
                IDataSourceCrawler theCrawler = ((IRasterBuilder)theRasterType).GetRecommendedCrawler(crawlerProps);
                #endregion

                #region Add Rasters
                try
                {
                    Console.WriteLine("Adding Rasters");
                    // Create a AddRaster parameters object.
                    IAddRastersParameters AddRastersArgs = new AddRastersParametersClass();
                    // Specify the data crawler to be used to crawl the data.
                    AddRastersArgs.Crawler = theCrawler;
                    // Specify the Thumbnail raster type to be used to add the data.
                    AddRastersArgs.RasterType = theRasterType;
                    // Use the mosaic dataset operation interface to add
                    // rasters to the mosaic dataset.
                    theMosaicDatasetOperation.AddRasters(AddRastersArgs, null);
                }
                catch (Exception ex)
                {
                    Console.WriteLine("Error: Add raster Failed." + ex.Message);
                    return;
                }
                #endregion

                #region Compute Pixel Size Ranges
                Console.WriteLine("Computing Pixel Size Ranges.");
                try
                {
                    // Create a calculate cellsize ranges parameters object.
                    ICalculateCellSizeRangesParameters computeArgs = new CalculateCellSizeRangesParametersClass();
                    // Use the mosaic dataset operation interface to calculate cellsize ranges.
                    theMosaicDatasetOperation.CalculateCellSizeRanges(computeArgs, null);
                }
                catch (Exception ex)
                {
                    Console.WriteLine("Error: Compute Pixel Size Failed." + ex.Message);
                    return;
                }
                #endregion

                #region Building Boundary
                Console.WriteLine("Building Boundary");
                try
                {
                    // Create a build boundary parameters object.
                    IBuildBoundaryParameters boundaryArgs = new BuildBoundaryParametersClass();
                    // Set flags that control boundary generation.
                    boundaryArgs.AppendToExistingBoundary = true;
                    // Use the mosaic dataset operation interface to build boundary.
                    theMosaicDatasetOperation.BuildBoundary(boundaryArgs, null);
                }
                catch (Exception ex)
                {
                    Console.WriteLine("Error: Build Boundary Failed." + ex.Message);
                    return;
                }
                #endregion

                #region Report
                Console.WriteLine("Successfully created MD: " + MosaicDatasetName + ". ");
                #endregion
            }
            catch (Exception exc)
            {
                #region Report
                Console.WriteLine("Exception Caught in TestThumbnailBuilder: " + exc.Message);
                Console.WriteLine("Failed.");
                Console.WriteLine("Shutting down.");
                #endregion
            }
        }