public void WriteAndReadNoDataAcquisitionFile()
{
string filename = Path.Combine(folder, "testNoDataAcquisition.H5");
try
{
using (var writer = new Hdf5AcquisitionFileWriter(filename))
{
var data = FillHeader(writer.Header);
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
using (var reader = new Hdf5AcquisitionFileReader(filename))
{
var header = reader.Header;
Assert.IsTrue(header.Patient.Name == "Robert");
Assert.IsTrue(header.Channels.Select(c => c.Label).SequenceEqual(new string[] { "DC01", "DC02", "DC03", "DC04", "DC05" }));
Assert.IsTrue(header.Events.Events.First() == "an event");
Assert.IsTrue(header.Events.Events.Last() == "a second event");
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadWithSignalsAcquisitionFile()
{
string filename = Path.Combine(folder, "testWithSignalsAcquisition.H5");
try
{
using (var writer = new Hdf5AcquisitionFileWriter(filename))
{
var header = FillHeader(writer.Header);
var signals = new List <double[]>(header.Recording.NrOfChannels);
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
signals.Add(Enumerable.Range(i * 50, 50).Select(j => j / 50.0).ToArray());
}
writer.Write(signals);
signals = new List <double[]>(header.Recording.NrOfChannels);
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
signals.Add(Enumerable.Range((i + 1) * 50, 50).Select(j => j / 50.0).ToArray());
}
writer.Write(signals);
//header.Recording.NrOfSamples = 100;
//for (int i = 0; i < header.Channels.Length; i++)
//{
// header.Channels[i].NrOfSamples = header.Recording.NrOfSamples;
//}
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
using (var reader = new Hdf5AcquisitionFileReader(filename))
{
var header = reader.Header;
Assert.IsTrue(header.Patient.Name == "Robert");
Assert.IsTrue(header.Recording.NrOfSamples == 100);
Assert.IsTrue(header.Channels.Select(c => c.Label).SequenceEqual(new string[] { "DC01", "DC02", "DC03", "DC04", "DC05" }));
Assert.IsTrue(header.Channels.Select(c => c.NrOfSamples).SequenceEqual(new ulong[] { 100, 100, 100, 100, 100 }));
var data = reader.ReadDouble(0, 49);
var sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 0, 1 / 50f, 2 / 50f, 3 / 50f, 4 / 50f }));
data = reader.ReadDouble(50, 99);
sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 50 / 50f, 51 / 50f, 52 / 50f, 53 / 50f, 54 / 50f }));
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadWithDataAcquisitionFile()
{
string filename = Path.Combine(folder, "testWithDataAcquisition.H5");
try
{
using (var writer = new Hdf5AcquisitionFileWriter(filename))
{
var header = FillHeader(writer.Header);
var data = new short[50, header.Recording.NrOfChannels];
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
for (int j = 0; j < 50; j++)
{
data[j, i] = writer.Convert2Short(i + j / 50.0, i);
}
}
writer.Write(data);
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
for (int j = 0; j < 50; j++)
{
data[j, i] = writer.Convert2Short(i + 1 + j / 50.0, i);
}
}
writer.Write(data);
/*header.Recording.NrOfSamples = 100;
* for (int i = 0; i < header.Channels.Length; i++)
* {
* header.Channels[i].NrOfSamples = header.Recording.NrOfSamples;
* }*/
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
using (var reader = new Hdf5AcquisitionFileReader(filename))
{
var header = reader.Header;
Assert.IsTrue(header.Patient.Name == "Robert");
Assert.IsTrue(header.Recording.NrOfSamples == 100);
Assert.IsTrue(header.Channels.Select(c => c.Label).SequenceEqual(new string[] { "DC01", "DC02", "DC03", "DC04", "DC05" }));
Assert.IsTrue(header.Channels.Select(c => c.NrOfSamples).SequenceEqual(new ulong[] { 100, 100, 100, 100, 100 }));
var data = reader.ReadDouble(0, 49);
var sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 0, 1 / 50f, 2 / 50f, 3 / 50f, 4 / 50f }));
data = reader.ReadDouble(50, 99);
sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 50 / 50f, 51 / 50f, 52 / 50f, 53 / 50f, 54 / 50f }));
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
// File Delete gives exception
//try
//{
// File.Delete(filename); // Cannot delete the file. Error being used by another process.
//}
//catch (Exception ex)
//{
// CreateExceptionAssert(ex);
//}
}
public void WriteAndReadThreadSafeDataToAcquisitionFile()
{
string filename = Path.Combine(folder, "testWithThreadsDataAcquisition.H5");
int nr50samples = 1000;
try
{
using (var writer = new Hdf5AcquisitionFileWriter(filename))
{
var pc = new ProducerConsumer(writer);
var header = FillHeader(writer.Header);
var data = new List <double[]>();
for (int j = 0; j < nr50samples; j++)
{
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
var row = Enumerable.Range(0, 50).Select(x => i + j + x / 50.0).ToArray();
data.Add(row);
}
pc.Produce(data);
Thread.Sleep(10);
data.Clear();
}
//for (int i = 0; i < header.Recording.NrOfChannels; i++)
//{
// var row = Enumerable.Range(0, 50).Select(x => i + 1 + x / 50.0).ToArray();
// data.Add(row);
//}
//pc.Produce(data);
Thread.Sleep(1000);
pc.Done();
/*header.Recording.NrOfSamples = 100;
* for (int i = 0; i < header.Channels.Length; i++)
* {
* header.Channels[i].NrOfSamples = header.Recording.NrOfSamples;
* }*/
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
using (var reader = new Hdf5AcquisitionFileReader(filename))
{
var header = reader.Header;
Assert.IsTrue(header.Patient.Name == "Robert");
ulong samps = Convert.ToUInt64(50 * nr50samples);
Assert.IsTrue(header.Recording.NrOfSamples == samps);
Assert.IsTrue(header.Channels.Select(c => c.Label).SequenceEqual(new string[] { "DC01", "DC02", "DC03", "DC04", "DC05" }));
Assert.IsTrue(header.Channels.Select(c => c.NrOfSamples).SequenceEqual(new ulong[] { samps, samps, samps, samps, samps }));
var data = reader.ReadDouble(0, 49);
var sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 0, 1 / 50f, 2 / 50f, 3 / 50f, 4 / 50f }));
data = reader.ReadDouble(50, 99);
sig = data.First().Take(5);
Assert.IsTrue(sig.Similar(new double[] { 50 / 50f, 51 / 50f, 52 / 50f, 53 / 50f, 54 / 50f }));
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadWithCloseThreadSafeDataToAcquisitionFile()
{
string filename = Path.Combine(folder, "testWithThreadsDataAcquisition.H5");
int N = 50;
int nrNsamples = 1000;
try
{
var writer = new Hdf5AcquisitionFileWriter(filename);
void SaveChunck(IEnumerable <double[]> d)
{
writer.Write(d);
}
var pc = new DataProducerConsumer <IEnumerable <double[]> >(SaveChunck);
var header = FillHeader(writer.Header);
var data = new List <double[]>();
for (int j = 0; j < nrNsamples; j++)
{
for (int i = 0; i < header.Recording.NrOfChannels; i++)
{
var row = Enumerable.Range(0, N).Select(x => i + j + x / (double)N).ToArray();
data.Add(row);
}
pc.Produce(data);
Thread.Sleep(10);
data.Clear();
}
//for (int i = 0; i < header.Recording.NrOfChannels; i++)
//{
// var row = Enumerable.Range(0, 50).Select(x => i + 1 + x / 50.0).ToArray();
// data.Add(row);
//}
//pc.Produce(data);
Thread.Sleep(1000);
pc.Done();
writer.Dispose();
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
using (var reader = new Hdf5AcquisitionFileReader(filename))
{
var header = reader.Header;
Assert.IsTrue(header.Patient.Name == "Robert");
ulong samps = Convert.ToUInt64(N * nrNsamples);
Assert.IsTrue(header.Recording.NrOfSamples == samps);
Assert.IsTrue(header.Channels.Select(c => c.Label).SequenceEqual(new string[] { "DC01", "DC02", "DC03", "DC04", "DC05" }));
Assert.IsTrue(header.Channels.Select(c => c.NrOfSamples).SequenceEqual(new ulong[] { samps, samps, samps, samps, samps }));
var data = reader.ReadDouble(0, (ulong)N - 1);
var sig = data.First().Take(5);
var sim = Enumerable.Range(0, 5).Select(d => d / (double)N);
Assert.IsTrue(sig.Similar(sim));
data = reader.ReadDouble((ulong)N, Convert.ToUInt64(2 * N - 1));
sig = data.First().Take(5);
sim = Enumerable.Range(N, 5).Select(d => d / (double)N);
Assert.IsTrue(sig.Similar(sim));
}
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}