Example #1
0
        private void DoSearch(string directoryToSearch)
        {
            IEnumerable <string> filenames = new List <string>();

            try
            {
                filenames = Directory.EnumerateFiles(directoryToSearch, "*.dcm", SearchOption.AllDirectories);
            }
            catch (DirectoryNotFoundException)
            {
                string errorMsg = $"Error: directory {directoryToSearch} not found.";
                UpdateStatus(lblStatusMessage, StatusCode.Error, errorMsg);
                return;
            }

            Dicom.DicomTag tag1 = tagInput1.Get();
            Dicom.DicomTag tag2 = tagInput2.Get();
            Dicom.DicomTag tag3 = tagInput3.Get();
            foreach (string filename in filenames)
            {
                //TODO!~ Use OpenAsync instead of Open.
                //TODO!+ If the file is not a DICOM file, DicomFile.Open (and DicomFile.OpenAsync) throws an Exception.
                // We catch that Exception. But if we're using Async, we should add  a "finally" to deal with this.

                try
                {
                    Dicom.DicomFile dicomFile = Dicom.DicomFile.Open(filename, Dicom.FileReadOption.Default); //TODO?~ Make sure we ONLY read the tags! Dicom.FileReadOption comes in here.

                    bool noTagsSpecified = (tag1 == null && tag2 == null && tag3 == null);

                    bool tag1Present = tag1 != null && dicomFile.Dataset.Contains(tag1);
                    bool tag2Present = tag2 != null && dicomFile.Dataset.Contains(tag2);
                    bool tag3Present = tag3 != null && dicomFile.Dataset.Contains(tag3);

                    //TODO!+ Adding stuff for finding a file based on SOP Class UID - DICOM Tag (0008,0016).
                    //TODO!~ Use the Tag's Value Representation to determine the type of the returned value.
                    if (tag1 != null)
                    {
                        object val1 = dicomFile.Dataset.GetValue <object>(tag1, 0);
                    }

                    if (noTagsSpecified || tag1Present || tag2Present || tag3Present)
                    {
                        tbSearchResults.Invoke((MethodInvoker) delegate
                        {
                            tbSearchResults.Text += (filename + Environment.NewLine);
                        });
                    }
                }
                catch (DicomFileException)
                {
                    string errMsg = $"Error: tried to open a file that was not a DICOM file.";
                    UpdateStatus(lblStatusMessage, StatusCode.Error, errMsg);
                }
            }
        }
Example #2
0
        private void DoSearch(string directoryToSearch)
        {
            IEnumerable <string> filenames = new List <string>();

            try
            {
                filenames = Directory.EnumerateFiles(directoryToSearch, "*.dcm", SearchOption.AllDirectories);
            }
            catch (DirectoryNotFoundException)
            {
                string errorMsg = $"Error: directory {directoryToSearch} not found.";
                UpdateStatus(lblStatusMessage, StatusCode.Error, errorMsg);
                return;
            }

            Dicom.DicomTag tag1 = tagInput1.Get();
            Dicom.DicomTag tag2 = tagInput2.Get();
            Dicom.DicomTag tag3 = tagInput3.Get();
            foreach (string filename in filenames)
            {
                //TODO?~ Find out why some machines insist that we install .NET Core, even though this thing is published as standalone.
                // Is our reliance on fo-dicom the reason? fo-dicom is (apparently) a PCL, does that mean it's standalone?

                //TODO!~ Use OpenAsync instead of Open.
                //TODO!+ If the file is not a DICOM file, DicomFile.Open (and DicomFile.OpenAsync) throws an Exception.
                // We catch that Exception. But if we're using Async, we should add  a "finally" to deal with this.

                try
                {
                    DicomFile dicomFile       = DicomFile.Open(filename, Dicom.FileReadOption.Default); //TODO?~ Make sure we ONLY read the tags! Dicom.FileReadOption comes in here.
                    bool      noTagsSpecified = (tag1 == null && tag2 == null && tag3 == null);

                    bool tag1Present = tag1 != null && dicomFile.Dataset.Contains(tag1);
                    bool tag2Present = tag2 != null && dicomFile.Dataset.Contains(tag2);
                    bool tag3Present = tag3 != null && dicomFile.Dataset.Contains(tag3);

                    //TODO!+ Adding stuff for finding a file based on SOP Class UID - DICOM Tag (0008,0016).
                    //TODO!~ Use the Tag's Value Representation to determine the type of the returned value.
                    bool secondaryCaptureFound = false;
                    if (tag1 != null)
                    {
                        object val1 = dicomFile.Dataset.GetValue <object>(tag1, 0);

                        //For now: just go with  strings...
                        string val1str = val1.ToString();
                        if (val1str.StartsWith("1.2.840.10008.5.1.4.1.1.7"))
                        {
                            secondaryCaptureFound = true;
                        }

                        // Also for now: just go with secondary capture.

                        /*
                         * Secondary Capture Image Storage:
                         * 1.2.840.10008.5.1.4.1.1.7
                         * Secondary Capture Image for multiframes:
                         * 1.2.840.10008.5.1.4.1.1.7.1
                         * 1.2.840.10008.5.1.4.1.1.7.2
                         * 1.2.840.10008.5.1.4.1.1.7.3
                         * 1.2.840.10008.5.1.4.1.1.7.4
                         */
                    }

                    //if (noTagsSpecified || tag1Present || tag2Present || tag3Present)
                    if (tag1Present && secondaryCaptureFound)
                    {
                        tbSearchResults.Invoke((MethodInvoker) delegate
                        {
                            tbSearchResults.Text += (filename + Environment.NewLine);
                        });
                    }
                }
                catch (DicomFileException)
                {
                    string errMsg = $"Error: tried to open a file that was not a DICOM file.";
                    UpdateStatus(lblStatusMessage, StatusCode.Error, errMsg);
                }
            }
        }