Imports Leadtools
Imports Leadtools.Dicom
Public Sub TestOverlay()
Dim dicomFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Overlay.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)
'Load DICOM File
ds.Load(dicomFileName, DicomDataSetLoadFlags.None)
If ds.OverlayCount > 0 Then
Dim attributes As RasterOverlayAttributes = ds.GetOverlayAttributes(0)
If Not attributes Is Nothing Then
' We can call in here methods like GetOverlayGroupNumber, IsOverlayInDataset
' and GetOverlayActivationLayer to get some further infromation about the overlay
'Let's get the overlay Image, If RasterOverlayAttributes.NumFramesInOverlay
'Is greater than 1 we can call GetOverlayImages to extract all the frames
Dim overlayImage As RasterImage = ds.GetOverlayImage(0)
If Not overlayImage Is Nothing Then
Dim ds1 As DicomDataSet = New DicomDataSet()
Using (ds1)
ds1.Initialize(DicomClassType.DXImageStoragePresentation, DicomDataSetInitializeType.ExplicitVRLittleEndian)
ds1.SetOverlayAttributes(0, attributes, DicomSetOverlayFlags.None)
ds1.SetOverlayImage(0, overlayImage) 'We can call SetOverlayImages if the overlay has more than one frame
ds1.Save(Path.Combine(LEAD_VARS.ImagesDir, "NewOverlay.dcm"), DicomDataSetSaveFlags.None)
End Using
End If
End If
End If
End Using
DicomEngine.Shutdown()
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Dicom;
public void TestOverlay()
{
string dicomFileName = Path.Combine(LEAD_VARS.ImagesDir, "Overlay.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())
{
//Load DICOM File
ds.Load(dicomFileName, DicomDataSetLoadFlags.None);
if (ds.OverlayCount > 0)
{
RasterOverlayAttributes attributes = ds.GetOverlayAttributes(0);
if (attributes != null)
{
// We can call in here methods like GetOverlayGroupNumber, IsOverlayInDataset
// and GetOverlayActivationLayer to get some further infromation about the overlay
//Let's get the overlay Image, If RasterOverlayAttributes.NumFramesInOverlay
//Is greater than 1 we can call GetOverlayImages to extract all the frames
RasterImage overlayImage = ds.GetOverlayImage(0);
if (overlayImage != null)
{
using (DicomDataSet ds1 = new DicomDataSet())
{
ds1.Initialize(DicomClassType.DXImageStoragePresentation, DicomDataSetInitializeType.ExplicitVRLittleEndian);
ds1.SetOverlayAttributes(0, attributes, DicomSetOverlayFlags.None);
ds1.SetOverlayImage(0, overlayImage);//We can call SetOverlayImages if the overlay has more than one frame
ds1.Save(Path.Combine(LEAD_VARS.ImagesDir, "NewOverlay.dcm"), DicomDataSetSaveFlags.None);
}
}
}
}
}
DicomEngine.Shutdown();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
using Leadtools.Dicom.Constants;
using Leadtools;
using Leadtools.Dicom;
public async Task TestOverlay()
{
//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())
{
//Load DICOM File
string filePath = @"Assets\Overlay.dcm";
StorageFile file = await Tools.AppInstallFolder.GetFileAsync(filePath);
ILeadStream stream = LeadStreamFactory.Create(file);
bool success = await ds.LoadAsync(stream, DicomDataSetLoadFlags.None);
Debug.Assert(success);
if (ds.OverlayCount > 0)
{
RasterOverlayAttributes attributes = ds.GetOverlayAttributes(0);
if (attributes != null)
{
// We can call in here methods like GetOverlayGroupNumber, IsOverlayInDataset
// and GetOverlayActivationLayer to get some further infromation about the overlay
//Let's get the overlay Image, If RasterOverlayAttributes.NumFramesInOverlay
//Is greater than 1 we can call GetOverlayImages to extract all the frames
RasterImage overlayImage = ds.GetOverlayImage(0);
if (overlayImage != null)
{
using (DicomDataSet ds1 = new DicomDataSet())
{
ds1.Initialize(DicomClassType.DXImageStoragePresentation, DicomDataSetInitializeType.ExplicitVRLittleEndian);
ds1.SetOverlayAttributes(0, attributes, DicomSetOverlayFlags.None);
ds1.SetOverlayImage(0, overlayImage);//We can call SetOverlayImages if the overlay has more than one frame
string dicomFileNameOutput = "NewOverlay.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();
}
using Leadtools;
using Leadtools.Dicom;
using Leadtools.Examples;
public void TestOverlay(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())
{
//Load DICOM File
ds.Load(dicomStream, DicomDataSetLoadFlags.None);
if (ds.OverlayCount > 0)
{
RasterOverlayAttributes attributes = ds.GetOverlayAttributes(0);
if (attributes != null)
{
// We can call in here methods like GetOverlayGroupNumber, IsOverlayInDataset
// and GetOverlayActivationLayer to get some further infromation about the overlay
//Let's get the overlay Image, If RasterOverlayAttributes.NumFramesInOverlay
//Is greater than 1 we can call GetOverlayImages to extract all the frames
RasterImage overlayImage = ds.GetOverlayImage(0);
if (overlayImage != null)
{
using (DicomDataSet ds1 = new DicomDataSet())
{
ds1.Initialize(DicomClassType.DXImageStoragePresentation, DicomDataSetInitializeType.ExplicitVRLittleEndian);
ds1.SetOverlayAttributes(0, attributes, DicomSetOverlayFlags.None);
ds1.SetOverlayImage(0, overlayImage);//We can call SetOverlayImages if the overlay has more than one frame
ds1.Save(outputStream, DicomDataSetSaveFlags.None);
}
}
}
}
}
DicomEngine.Shutdown();
}
Imports Leadtools
Imports Leadtools.Dicom
Public Sub TestOverlay(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()
'Load DICOM File
ds.Load(dicomStream, DicomDataSetLoadFlags.None)
If ds.OverlayCount > 0 Then
Dim attributes As RasterOverlayAttributes = ds.GetOverlayAttributes(0)
If Not attributes Is Nothing Then
' We can call in here methods like GetOverlayGroupNumber, IsOverlayInDataset
' and GetOverlayActivationLayer to get some further infromation about the overlay
'Let's get the overlay Image, If RasterOverlayAttributes.NumFramesInOverlay
'Is greater than 1 we can call GetOverlayImages to extract all the frames
Dim overlayImage As RasterImage = ds.GetOverlayImage(0)
If Not overlayImage Is Nothing Then
Using ds1 As DicomDataSet = New DicomDataSet()
ds1.Initialize(DicomClassType.DXImageStoragePresentation, DicomDataSetInitializeType.ExplicitVRLittleEndian)
ds1.SetOverlayAttributes(0, attributes, DicomSetOverlayFlags.None)
ds1.SetOverlayImage(0, overlayImage) 'We can call SetOverlayImages if the overlay has more than one frame
ds1.Save(outputStream, DicomDataSetSaveFlags.None)
End Using
End If
End If
End If
End Using
DicomEngine.Shutdown()
End Sub