public ImageMagick_Create_JPEG ( string Sourcefile, string Finalfile, int Width, int Height, long ParentLogId, string PackageName ) : void | ||
Sourcefile | string | Source file |
Finalfile | string | Final file |
Width | int | Width restriction for the resulting jpeg |
Height | int | Height restriction for the resulting jpeg |
ParentLogId | long | Primary key to the parent log entery if this is performed by the builder |
PackageName | string | Name of the package this file belongs to ( BibID : VID ) |
Résultat | void |
/// <summary> Creates all the image derivative files from original jpeg and tiff files </summary> /// <param name="Resource"> Incoming digital resource object </param> /// <returns> TRUE if processing can continue, FALSE if a critical error occurred which should stop all processing </returns> public override bool DoWork(Incoming_Digital_Resource Resource) { returnValue = true; string resourceFolder = Resource.Resource_Folder; string imagemagick_executable = MultiInstance_Builder_Settings.ImageMagick_Executable; string executing_directory = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().GetName().CodeBase).Replace("file:\\",""); string kakadu_directory = Path.Combine(executing_directory, "kakadu"); // Are there images that need to be processed here? if (!String.IsNullOrEmpty(imagemagick_executable)) { // Get the list of image files first List<string> imageFiles = new List<string>(); foreach (string imageExtension in image_extensions) { imageFiles.AddRange(Directory.GetFiles(resourceFolder, "*" + imageExtension)); } // Only continue if some exist if (imageFiles.Count > 0) { //// Build the list of files listed in the metadata //Dictionary<string, SobekCM_File_Info> names_to_mets_file = new Dictionary<string, SobekCM_File_Info>(StringComparer.OrdinalIgnoreCase); //List<SobekCM_File_Info> files = Resource.Metadata.Divisions.Physical_Tree.All_Files; //foreach (SobekCM_File_Info thisFile in files) //{ // names_to_mets_file[thisFile.System_Name] = thisFile; //} // Step through all the image files and find the collection of page images Dictionary<string, List<string>> imageRootFiles = new Dictionary<string, List<string>>( StringComparer.OrdinalIgnoreCase ); List<string> possibleThumbnails = new List<string>(); foreach (string thisImageFile in imageFiles) { // Skip .QC.JPG files if (thisImageFile.IndexOf(".qc.jpg", StringComparison.OrdinalIgnoreCase) > 0) continue; // If this might be a thumbnail image, save it for the very end for analysis if ((thisImageFile.IndexOf("thm.jpg", StringComparison.OrdinalIgnoreCase) > 0) && ( Path.GetFileNameWithoutExtension(thisImageFile).Length > 3 )) { // Save for final analysis possibleThumbnails.Add(thisImageFile); } else { // Get this filename without the extension string filename_sans_extension = Path.GetFileNameWithoutExtension(thisImageFile); // Has this root, or image grouping, already been analyzed? if (imageRootFiles.ContainsKey(filename_sans_extension)) { imageRootFiles[filename_sans_extension].Add(thisImageFile); } else { imageRootFiles.Add(filename_sans_extension, new List<string> {thisImageFile}); } } } // Now, re-analyze those files that could have potentially been a thumbnail jpeg foreach (string thisPossibleThumbnail in possibleThumbnails) { // Get this filename without the extension string filename_sans_extension = Path.GetFileNameWithoutExtension(thisPossibleThumbnail); // Remove the final 'thm' from the name first and look for a match string filename_sans_thumb_extension = filename_sans_extension.Substring(0, filename_sans_extension.Length - 3); // Has this root, or image grouping, already been analyzed? if (imageRootFiles.ContainsKey(filename_sans_thumb_extension)) { imageRootFiles[filename_sans_thumb_extension].Add(thisPossibleThumbnail); } else { imageRootFiles.Add(filename_sans_extension, new List<string> { thisPossibleThumbnail }); } } // Create the image process object for creating Image_Derivative_Creation_Processor imageProcessor = new Image_Derivative_Creation_Processor(imagemagick_executable, kakadu_directory, true, true, Settings.Resources.JPEG_Width, Settings.Resources.JPEG_Height, false, Settings.Resources.Thumbnail_Width, Settings.Resources.Thumbnail_Height, null); imageProcessor.New_Task_String += imageProcessor_New_Task_String; imageProcessor.Error_Encountered += imageProcessor_Error_Encountered; // Step through each file grouping and look for the newest file and jpeg and thumbnail dates string jpeg_file; string jpeg_thumb_file; string jpeg2000_file; foreach (string thisImageRoot in imageRootFiles.Keys) { // Ready for the next set of images jpeg_file = String.Empty; jpeg_thumb_file = String.Empty; jpeg2000_file = String.Empty; // Get the list of all related files List<string> theseImageFiles = imageRootFiles[thisImageRoot]; // Look for the jpeg and thumbnail derivatives int image_index = 0; while (image_index < theseImageFiles.Count) { // Get the extenxstion of this file string extension = Path.GetExtension(theseImageFiles[image_index]).ToUpper(); // Was this a special image file type (i.e., jpeg or jpeg2000?) if ((extension == ".JPG") || (extension == ".JP2")) { // If JPEG, does this appear to be the thumbnail? if (extension == ".JPG") { if (String.Compare(Path.GetFileNameWithoutExtension(theseImageFiles[image_index]), thisImageRoot + "thm", StringComparison.OrdinalIgnoreCase) == 0) { jpeg_thumb_file = theseImageFiles[image_index]; } else { jpeg_file = theseImageFiles[image_index]; } } else { jpeg2000_file = theseImageFiles[image_index]; } // Since this was a standard derivative file, remove it from the list (and don't icrement image_index) theseImageFiles.RemoveAt(image_index); } else { // Since this looks like source image (and not a standard derivative) // just keep it in the list and move to the next one image_index++; } } // Having separated the derivatives from the possible source files, let's determine if derivatives should be created // based on the dates for the files DateTime? jpeg_file_lastModTime = null; if (!String.IsNullOrEmpty(jpeg_file)) jpeg_file_lastModTime = File.GetLastWriteTime(jpeg_file); DateTime? jpeg_thumb_file_lastModTime = null; if ( !String.IsNullOrEmpty(jpeg_thumb_file)) jpeg_thumb_file_lastModTime = File.GetLastWriteTime(jpeg_thumb_file); DateTime? jpeg2000_file_lastModTime = null; if ( !String.IsNullOrEmpty(jpeg2000_file)) jpeg2000_file_lastModTime = File.GetLastWriteTime(jpeg2000_file); // Were there some ordinary source files left, that may need to be analyzed? if (theseImageFiles.Count > 0) { // Keep track of newest source file and date string newest_source_file = String.Empty; DateTime newest_source_file_date = new DateTime(1900, 1, 1); // Find the newest source file foreach (string thisSourceFile in theseImageFiles) { DateTime lastModTime = File.GetLastWriteTime(thisSourceFile); if (lastModTime.CompareTo(newest_source_file_date) > 0) { newest_source_file_date = lastModTime; newest_source_file = thisSourceFile; } } // Now, see if some of the basic derivatives are missing or too old if (((!jpeg_file_lastModTime.HasValue) || (jpeg_file_lastModTime.Value.CompareTo(newest_source_file_date) < 0)) || ((!jpeg_thumb_file_lastModTime.HasValue) || (jpeg_thumb_file_lastModTime.Value.CompareTo(newest_source_file_date) < 0)) || ((!jpeg2000_file_lastModTime.HasValue) || (jpeg2000_file_lastModTime.Value.CompareTo(newest_source_file_date) < 0))) { // Create all the derivatives string name_sans_extension = Path.GetFileNameWithoutExtension(newest_source_file); // Create the JPEG derivatives from the JPEG2000 imageProcessor.ImageMagick_Create_JPEG(newest_source_file, resourceFolder + "\\" + name_sans_extension + "thm.jpg", Settings.Resources.Thumbnail_Width, Settings.Resources.Thumbnail_Height, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); imageProcessor.ImageMagick_Create_JPEG(newest_source_file, resourceFolder + "\\" + name_sans_extension + ".jpg", Settings.Resources.JPEG_Width, Settings.Resources.JPEG_Height, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); imageProcessor.Create_JPEG2000(newest_source_file, name_sans_extension + ".jp2", resourceFolder, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); //// If the JPEG exists with width/height information clear the information //if (names_to_mets_file.ContainsKey(name_sans_extension + ".jpg")) //{ // names_to_mets_file[name_sans_extension + ".jpg"].Height = 0; // names_to_mets_file[name_sans_extension + ".jpg"].Width = 0; //} } } else { // No derivate source files found, but we may build the derivatives from the JPEG2000 file if (!String.IsNullOrEmpty(jpeg2000_file)) { //if (( jpeg_file_lastModTime.HasValue ) && ( jpeg_file_lastModTime.Value.Month == 9 ) && ( jpeg_file_lastModTime.Value.Day == 6 )) // Now, see if the other derivatives are missing or too old if (((!jpeg_file_lastModTime.HasValue) || (jpeg_file_lastModTime.Value.CompareTo(jpeg2000_file_lastModTime) < 0)) || ((!jpeg_thumb_file_lastModTime.HasValue) || (jpeg_thumb_file_lastModTime.Value.CompareTo(jpeg2000_file_lastModTime) < 0))) { string name_sans_extension = Path.GetFileNameWithoutExtension(jpeg2000_file); //// Create a temporary, full-size file //string temp_file = resourceFolder + "\\" + name_sans_extension + "_sobektemp.tif"; //imageProcessor.ImageMagick_Create_JPEG(jpeg2000_file, temp_file, -1, -1, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); // Create the JPEG derivatives from the JPEG2000 imageProcessor.ImageMagick_Create_JPEG(jpeg2000_file, resourceFolder + "\\" + name_sans_extension + "thm.jpg", Settings.Resources.Thumbnail_Width, Settings.Resources.Thumbnail_Height, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); imageProcessor.ImageMagick_Create_JPEG(jpeg2000_file, resourceFolder + "\\" + name_sans_extension + ".jpg", Settings.Resources.JPEG_Width, Settings.Resources.JPEG_Height, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); //// If the JPEG exists with width/height information clear the information //if (names_to_mets_file.ContainsKey(name_sans_extension + ".jpg")) //{ // names_to_mets_file[name_sans_extension + ".jpg"].Height = 0; // names_to_mets_file[name_sans_extension + ".jpg"].Width = 0; //} } } } } } } return returnValue; }
/// <summary> Creates all the image derivative files from original jpeg and tiff files </summary> /// <param name="Resource"> Incoming digital resource object </param> /// <returns> TRUE if processing can continue, FALSE if a critical error occurred which should stop all processing </returns> public override bool DoWork(Incoming_Digital_Resource Resource) { returnValue = true; string resourceFolder = Resource.Resource_Folder; string bibID = Resource.BibID; string vid = Resource.VID; string imagemagick_executable = MultiInstance_Builder_Settings.ImageMagick_Executable; // Are there images that need to be processed here? if (!String.IsNullOrEmpty(imagemagick_executable)) { // Get the list of jpeg and tiff files string[] jpeg_files = Directory.GetFiles(resourceFolder, "*.jpg"); string[] tiff_files = Directory.GetFiles(resourceFolder, "*.tif"); // Only continue if some exist if ((jpeg_files.Length > 0) || (tiff_files.Length > 0)) { string startupPath = Path.GetDirectoryName(Assembly.GetCallingAssembly().Location); if (startupPath == null) { OnError("Unable to find the startup path in CreateImageDerivativesModule!", String.Empty, String.Empty, -1); return false; } string kakadu_path = Path.Combine(startupPath, "Kakadu"); // Create the image process object for creating Image_Derivative_Creation_Processor imageProcessor = new Image_Derivative_Creation_Processor(imagemagick_executable, kakadu_path, true, true, Settings.Resources.JPEG_Width, Settings.Resources.JPEG_Height, false, Settings.Resources.Thumbnail_Width, Settings.Resources.Thumbnail_Height, null); imageProcessor.New_Task_String += imageProcessor_New_Task_String; imageProcessor.Error_Encountered += imageProcessor_Error_Encountered; // Step through the JPEGS and ensure they have thumbnails (TIFF generation below makes them as well) if (jpeg_files.Length > 0) { foreach (string jpegFile in jpeg_files) { FileInfo jpegFileInfo = new FileInfo(jpegFile); string name = jpegFileInfo.Name.ToUpper(); if ((name.IndexOf("THM.JPG") < 0) && (name.IndexOf(".QC.JPG") < 0)) { string name_sans_extension = jpegFileInfo.Name.Replace(jpegFileInfo.Extension, ""); if (!File.Exists(resourceFolder + "\\" + name_sans_extension + "thm.jpg")) { imageProcessor.ImageMagick_Create_JPEG(jpegFile, resourceFolder + "\\" + name_sans_extension + "thm.jpg", Settings.Resources.Thumbnail_Width, Settings.Resources.Thumbnail_Height, Resource.BuilderLogId, Resource.BibID + ":" + Resource.VID); } } } } // Step through any TIFFs as well if (tiff_files.Length > 0) { // Do a complete image derivative creation process on these TIFF files imageProcessor.Process(resourceFolder, bibID, vid, tiff_files, Resource.BuilderLogId); // Since we are actually creating page images here (most likely) try to add // them to the package as well foreach (string thisTiffFile in tiff_files) { // Get the name of the tiff file FileInfo thisTiffFileInfo = new FileInfo(thisTiffFile); string tiffFileName = thisTiffFileInfo.Name.Replace(thisTiffFileInfo.Extension, ""); // Get matching files string[] matching_files = Directory.GetFiles(resourceFolder, tiffFileName + ".*"); // Now, step through all these files foreach (string derivativeFile in matching_files) { // If this is a page image type file, add it FileInfo derivativeFileInfo = new FileInfo(derivativeFile); if (Settings.Page_Image_Extensions.Contains(derivativeFileInfo.Extension.ToUpper().Replace(".", ""))) Resource.NewImageFiles.Add(derivativeFileInfo.Name); } } } } } return returnValue; }