private async Task <(DicomFile dicomFile, Stream stream)> StreamAndStoredFileFromDataset(PhotometricInterpretation photometricInterpretation, bool is8BitPixelData, DicomTransferSyntax transferSyntax)
{
var dicomFile = is8BitPixelData ?
Samples.CreateRandomDicomFileWith8BitPixelData(transferSyntax: transferSyntax.UID.UID, photometricInterpretation: photometricInterpretation.Value, frames: 2)
: Samples.CreateRandomDicomFileWith16BitPixelData(transferSyntax: transferSyntax.UID.UID, photometricInterpretation: photometricInterpretation.Value, frames: 2);
MemoryStream stream = _recyclableMemoryStreamManager.GetStream();
await dicomFile.SaveAsync(stream);
stream.Position = 0;
return(dicomFile, stream);
}
public async Task GivenSupported16bitTransferSyntax_WhenRetrievingStudyAndAskingForConversion_OKIsReturned(
string tsFrom,
string tsTo)
{
DicomFile dicomFile = Samples.CreateRandomDicomFileWith16BitPixelData(transferSyntax: ((DicomTransferSyntax)typeof(DicomTransferSyntax).GetField(tsFrom).GetValue(null)).UID.UID);
var dicomInstance = dicomFile.Dataset.ToInstanceIdentifier();
try
{
await _client.StoreAsync(new[] { dicomFile });
var expectedTransferSyntax = (DicomTransferSyntax)typeof(DicomTransferSyntax).GetField(tsTo).GetValue(null);
DicomWebResponse <IReadOnlyList <DicomFile> > retrieveResponse = await _client.RetrieveInstanceAsync(
dicomInstance.StudyInstanceUid,
dicomInstance.SeriesInstanceUid,
dicomInstance.SopInstanceUid,
expectedTransferSyntax.UID.UID);
Assert.Equal(HttpStatusCode.OK, retrieveResponse.StatusCode);
Assert.Equal(expectedTransferSyntax, retrieveResponse.Value.Single().Dataset.InternalTransferSyntax);
DicomWebResponse <IReadOnlyList <Stream> > framesResponse = await _client.RetrieveFramesAsync(
dicomInstance.StudyInstanceUid,
dicomInstance.SeriesInstanceUid,
dicomInstance.SopInstanceUid,
expectedTransferSyntax.UID.UID,
frames : new[] { 1 });
Assert.Equal(HttpStatusCode.OK, retrieveResponse.StatusCode);
Assert.NotEqual(0, framesResponse.Value.Single().Length);
}
finally
{
await _client.DeleteInstanceAsync(dicomInstance.StudyInstanceUid, dicomInstance.SeriesInstanceUid, dicomInstance.SopInstanceUid);
}
}
