protected override void DoCreateNewFile(int nrSignals, bool overwrite)
{
base.DoCreateNewFile(nrSignals, overwrite);
FileInfo.StrictChecking = StrictChecking;
for (int i = 0; i < nrSignals; i++)
{
EdfSignalInfo newSignalDef = (EdfSignalInfo)CreateSignalInfo();
newSignalDef.StrictChecking = StrictChecking;
SignalInfo.Add(newSignalDef);
}
DoOpenFile();
FileInfo.NrSignals = nrSignals;
FileInfo.NrDataRecords = 0;
}
protected override void DoCreateNewFile(int nrSignals, bool overwrite)
{
if (!UseMemoryStream)
{
string s = Path.GetExtension(FileName);
if (string.IsNullOrEmpty(s) || (s.ToLower() != ".edf"))
{
throw new EdfPlusFileNameExtException(DataFileConsts.EDFPlusFileNameExt);
}
}
base.DoCreateNewFile(nrSignals + 1, overwrite);
for (int i = 0; i < nrSignals + 1; i++)
{
EdfPlusSignalInfo newSignalDef = new EdfPlusSignalInfo(this);
SignalInfo.Add(newSignalDef);
}
DoOpenFile();
FileInfo.NrSignals = nrSignals + 1;
FileInfo.NrDataRecords = 0;
if (_annotationSignalNrs == null)
{
_annotationSignalNrs = new List <int>(1);
}
else
{
_annotationSignalNrs.Capacity = 1;
}
AnnotationSignalNrs.Add(nrSignals);
SignalInfo[nrSignals].SignalLabel = EdfConstants.AnnotationsSignalLabel;
SignalInfo[nrSignals].PhysiMin = 0;
SignalInfo[nrSignals].PhysiMax = 1;
SignalInfo[nrSignals].DigiMin = -32768;
SignalInfo[nrSignals].DigiMax = 32767;
SignalInfo[nrSignals].NrSamples = 10; // default value, large enough for time keeping events
FileInfo.SignalDataIsContinuous = true;
}
protected virtual void ReadSignalInfo()
{
Debug.Assert(FileHandle != null, DataFileConsts.DataFileIsNotOpen);
SignalInfo.Clear();
int dummy;
if (FileInfo.FieldValid[(int)EdfFileInfoBase.Field.NrSignals] ||
int.TryParse(FileInfo.EdfFileInfoRaw.NrSignals.Trim(), out dummy))
{
List <EdfSignalInfoRaw> tmpSignalInfo = new List <EdfSignalInfoRaw>();
for (int i = 0; i < FileInfo.NrSignals; i++)
{
EdfSignalInfoBase newSignalDef = CreateSignalInfo();
newSignalDef.StrictChecking = StrictChecking;
SignalInfo.Add(newSignalDef);
tmpSignalInfo.Add(new EdfSignalInfoRaw());
}
if (FileSize >= (FileInfo.NrSignals + 1) * 256)
{
lock (FileAccess)
{
FileHandle.Seek(256, SeekOrigin.Begin);
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].SignalLabel = ReadStringField(16);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].TransducerType = ReadStringField(80);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].PhysiDim = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].PhysiMin = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].PhysiMax = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].DigiMin = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].DigiMax = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].PreFilter = ReadStringField(80);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].NrSamples = ReadStringField(8);
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
tmpSignalInfo[i].Reserved = ReadStringField(32);
}
}
for (int i = 0; i < FileInfo.NrSignals; i++)
{
SignalInfo[i].SignalInfoRecord = tmpSignalInfo[i];
SignalInfo[i].DataExists = FileInfo.DataExists;
}
}
CalculateDataBlockSize();
}
}
