Leadtools.Dicom Namespace > DicomDataSet Class : DeletePaletteColorLut Method |
public void DeletePaletteColorLut()
'Declaration Public Sub DeletePaletteColorLut()
'Usage Dim instance As DicomDataSet instance.DeletePaletteColorLut()
public void DeletePaletteColorLut()
ObjectiveC Syntax
function Leadtools.Dicom.DicomDataSet.DeletePaletteColorLut()
public: void DeletePaletteColorLut();
Red Palette Color Lookup Table Descriptor (0028,1101),
Green Palette Color Lookup Table Descriptor (0028,1102),
Blue Palette Color Lookup Table Descriptor (0028,1103),
Palette Color Lookup Table UID (0028,1199),
Red Palette Color Lookup Table Data (0028,1201),
Green Palette Color Lookup Table Data (0028,1202),
Blue Palette Color Lookup Table Data (0028,1203),
Segmented Red Palette Color Lookup Table Data (0028,1221),
Segmented Green Palette Color Lookup Table Data (0028,1222),
Segmented Blue Palette Color Lookup Table Data (0028,1223)
Public Sub TestPaletteColorLut() Dim dicomFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "IMAGE3.dcm") 'Make sure to initialize the DICOM engine, this needs to be done only once 'In the whole application DicomEngine.Startup() Dim ds As DicomDataSet = New DicomDataSet() Using (ds) Dim paletteColorLutSize As Integer = 65536 'Load DICOM File ds.Load(dicomFileName, DicomDataSetLoadFlags.None) ds.DeletePaletteColorLut() Dim paletteColorLutAttributes As DicomPaletteColorLutAttributes = New DicomPaletteColorLutAttributes() ' Initialize Red Palette Color Lookup Table Descriptor (0028,1101) paletteColorLutAttributes.RedFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.RedEntryBits = 16 paletteColorLutAttributes.RedNumberOfEntries = paletteColorLutSize ' Initialize Green Palette Color Lookup Table Descriptor (0028,1102) paletteColorLutAttributes.GreenFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.GreenEntryBits = 16 paletteColorLutAttributes.GreenNumberOfEntries = paletteColorLutSize ' Initialize Blue Palette Color Lookup Table Descriptor (0028,1103) paletteColorLutAttributes.BlueFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.BlueEntryBits = 16 paletteColorLutAttributes.BlueNumberOfEntries = paletteColorLutSize ds.SetPaletteColorLutAttributes(paletteColorLutAttributes) Dim LutData As Integer() = New Integer(paletteColorLutSize - 1) {} Dim i As Integer = 0 Do While i < paletteColorLutSize LutData(i) = i i += 1 Loop ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Red) ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Green) ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Blue) Dim attributes As DicomPaletteColorLutAttributes = ds.GetPaletteColorLutAttributes() If Not attributes Is Nothing Then Debug.Assert(attributes.RedNumberOfEntries = paletteColorLutSize) Debug.Assert(attributes.GreenNumberOfEntries = paletteColorLutSize) Debug.Assert(attributes.BlueNumberOfEntries = paletteColorLutSize) Dim data As Integer() = ds.GetPaletteColorLutData(DicomPaletteColorLutType.Red) ' Do something with the data End If ds.Save(Path.Combine(LEAD_VARS.ImagesDir, "PLUT.dcm"), DicomDataSetSaveFlags.None) End Using DicomEngine.Shutdown() End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
public void TestPaletteColorLut() { string dicomFileName = Path.Combine(LEAD_VARS.ImagesDir, "IMAGE3.dcm"); //Make sure to initialize the DICOM engine, this needs to be done only once //In the whole application DicomEngine.Startup(); using (DicomDataSet ds = new DicomDataSet()) { int paletteColorLutSize = 65536; //Load DICOM File ds.Load(dicomFileName, DicomDataSetLoadFlags.None); ds.DeletePaletteColorLut(); DicomPaletteColorLutAttributes paletteColorLutAttributes = new DicomPaletteColorLutAttributes(); // Initialize Red Palette Color Lookup Table Descriptor (0028,1101) paletteColorLutAttributes.RedFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.RedEntryBits = 16; paletteColorLutAttributes.RedNumberOfEntries = paletteColorLutSize; // Initialize Green Palette Color Lookup Table Descriptor (0028,1102) paletteColorLutAttributes.GreenFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.GreenEntryBits = 16; paletteColorLutAttributes.GreenNumberOfEntries = paletteColorLutSize; // Initialize Blue Palette Color Lookup Table Descriptor (0028,1103) paletteColorLutAttributes.BlueFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.BlueEntryBits = 16; paletteColorLutAttributes.BlueNumberOfEntries = paletteColorLutSize; ds.SetPaletteColorLutAttributes(paletteColorLutAttributes); int[] LutData = new int[paletteColorLutSize]; for (int i = 0; i < paletteColorLutSize; i++) { LutData[i] = i; } ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Red); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Green); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Blue); DicomPaletteColorLutAttributes attributes = ds.GetPaletteColorLutAttributes(); if (attributes != null) { Debug.Assert(attributes.RedNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.GreenNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.BlueNumberOfEntries == paletteColorLutSize); int[] data = ds.GetPaletteColorLutData(DicomPaletteColorLutType.Red); // Do something with the data } ds.Save(Path.Combine(LEAD_VARS.ImagesDir, "PLUT.dcm"), DicomDataSetSaveFlags.None); } DicomEngine.Shutdown(); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; }
[TestMethod] public async Task TestPaletteColorLut() { //Make sure to initialize the DICOM engine, this needs to be done only once //In the whole application DicomEngine.Startup(); using (DicomDataSet ds = new DicomDataSet()) { int paletteColorLutSize = 65536; //Load DICOM File string filePath = @"Assets\IMAGE3.dcm"; StorageFile file = await Tools.AppInstallFolder.GetFileAsync(filePath); ILeadStream stream = LeadStreamFactory.Create(file); bool success = await ds.LoadAsync(stream, DicomDataSetLoadFlags.None); Debug.Assert(success); ds.DeletePaletteColorLut(); DicomPaletteColorLutAttributes paletteColorLutAttributes = new DicomPaletteColorLutAttributes(); // Initialize Red Palette Color Lookup Table Descriptor (0028,1101) paletteColorLutAttributes.RedFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.RedEntryBits = 16; paletteColorLutAttributes.RedNumberOfEntries = paletteColorLutSize; // Initialize Green Palette Color Lookup Table Descriptor (0028,1102) paletteColorLutAttributes.GreenFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.GreenEntryBits = 16; paletteColorLutAttributes.GreenNumberOfEntries = paletteColorLutSize; // Initialize Blue Palette Color Lookup Table Descriptor (0028,1103) paletteColorLutAttributes.BlueFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.BlueEntryBits = 16; paletteColorLutAttributes.BlueNumberOfEntries = paletteColorLutSize; ds.SetPaletteColorLutAttributes(paletteColorLutAttributes); int[] LutData = new int[paletteColorLutSize]; for (int i = 0; i < paletteColorLutSize; i++) { LutData[i] = i; } ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Red); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Green); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Blue); DicomPaletteColorLutAttributes attributes = ds.GetPaletteColorLutAttributes(); if (attributes != null) { Debug.Assert(attributes.RedNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.GreenNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.BlueNumberOfEntries == paletteColorLutSize); int[] data = ds.GetPaletteColorLutData(DicomPaletteColorLutType.Red); // Do something with the data } string dicomFileNameOutput = "PLUT.dcm"; StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(dicomFileNameOutput); ILeadStream streamOutput = LeadStreamFactory.Create(saveFile); using (IDisposable disposableOUT = streamOutput as IDisposable) { await ds.SaveAsync(streamOutput, DicomDataSetSaveFlags.None); } } DicomEngine.Shutdown(); }
public void TestPaletteColorLut(Stream dicomStream, Stream outputStream) { //Make sure to initialize the DICOM engine, this needs to be done only once //In the whole application DicomEngine.Startup(); using (DicomDataSet ds = new DicomDataSet()) { int paletteColorLutSize = 65536; //Load DICOM File ds.Load(dicomStream, DicomDataSetLoadFlags.None); ds.DeletePaletteColorLut(); DicomPaletteColorLutAttributes paletteColorLutAttributes = new DicomPaletteColorLutAttributes(); // Initialize Red Palette Color Lookup Table Descriptor (0028,1101) paletteColorLutAttributes.RedFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.RedEntryBits = 16; paletteColorLutAttributes.RedNumberOfEntries = paletteColorLutSize; // Initialize Green Palette Color Lookup Table Descriptor (0028,1102) paletteColorLutAttributes.GreenFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.GreenEntryBits = 16; paletteColorLutAttributes.GreenNumberOfEntries = paletteColorLutSize; // Initialize Blue Palette Color Lookup Table Descriptor (0028,1103) paletteColorLutAttributes.BlueFirstStoredPixelValueMapped = 0; paletteColorLutAttributes.BlueEntryBits = 16; paletteColorLutAttributes.BlueNumberOfEntries = paletteColorLutSize; ds.SetPaletteColorLutAttributes(paletteColorLutAttributes); int[] LutData = new int[paletteColorLutSize]; for (int i = 0; i < paletteColorLutSize; i++) { LutData[i] = i; } ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Red); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Green); ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Blue); DicomPaletteColorLutAttributes attributes = ds.GetPaletteColorLutAttributes(); if (attributes != null) { Debug.Assert(attributes.RedNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.GreenNumberOfEntries == paletteColorLutSize); Debug.Assert(attributes.BlueNumberOfEntries == paletteColorLutSize); int[] data = ds.GetPaletteColorLutData(DicomPaletteColorLutType.Red); // Do something with the data } ds.Save(outputStream, DicomDataSetSaveFlags.None); } DicomEngine.Shutdown(); }
Public Sub TestPaletteColorLut(ByVal dicomStream As Stream, ByVal outputStream As Stream) 'Make sure to initialize the DICOM engine, this needs to be done only once 'In the whole application DicomEngine.Startup() Using ds As DicomDataSet = New DicomDataSet() Dim paletteColorLutSize As Integer = 65536 'Load DICOM File ds.Load(dicomStream, DicomDataSetLoadFlags.None) ds.DeletePaletteColorLut() Dim paletteColorLutAttributes As DicomPaletteColorLutAttributes = New DicomPaletteColorLutAttributes() ' Initialize Red Palette Color Lookup Table Descriptor (0028,1101) paletteColorLutAttributes.RedFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.RedEntryBits = 16 paletteColorLutAttributes.RedNumberOfEntries = paletteColorLutSize ' Initialize Green Palette Color Lookup Table Descriptor (0028,1102) paletteColorLutAttributes.GreenFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.GreenEntryBits = 16 paletteColorLutAttributes.GreenNumberOfEntries = paletteColorLutSize ' Initialize Blue Palette Color Lookup Table Descriptor (0028,1103) paletteColorLutAttributes.BlueFirstStoredPixelValueMapped = 0 paletteColorLutAttributes.BlueEntryBits = 16 paletteColorLutAttributes.BlueNumberOfEntries = paletteColorLutSize ds.SetPaletteColorLutAttributes(paletteColorLutAttributes) Dim LutData As Integer() = New Integer(paletteColorLutSize - 1){} Dim i As Integer = 0 Do While i < paletteColorLutSize LutData(i) = i i += 1 Loop ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Red) ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Green) ds.SetPaletteColorLutData(LutData, DicomPaletteColorLutType.Blue) Dim attributes As DicomPaletteColorLutAttributes = ds.GetPaletteColorLutAttributes() If Not attributes Is Nothing Then Debug.Assert(attributes.RedNumberOfEntries = paletteColorLutSize) Debug.Assert(attributes.GreenNumberOfEntries = paletteColorLutSize) Debug.Assert(attributes.BlueNumberOfEntries = paletteColorLutSize) Dim data As Integer() = ds.GetPaletteColorLutData(DicomPaletteColorLutType.Red) ' Do something with the data End If ds.Save(outputStream, DicomDataSetSaveFlags.None) End Using DicomEngine.Shutdown() End Sub
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2