public void ReadFromFile(string filename, out List <PupilDiameterRecord> tobiiList)
{
tobiiList = new List <PupilDiameterRecord>();
char separator = '\n';
char delimiter = '\t';
int N_timestampCol = 0, N_PupilDiameterLeftCol = 0, N_PupilDiameterRightCol = 0;
long i = 0;
using (StreamReader rd = new StreamReader(new FileStream(filename, FileMode.Open)))
{
string[] first_string_arr = { "" };
first_string_arr = rd.ReadLine().Split(delimiter);
N_timestampCol = SearchColFirst(first_string_arr, "Recording timestamp");
N_PupilDiameterLeftCol = SearchColFirst(first_string_arr, "Pupil diameter left");
N_PupilDiameterRightCol = SearchColFirst(first_string_arr, "Pupil diameter right");
bool EndOfFile = false;
while (!EndOfFile)
{
string[] str_arr = { "" };
string big_str = "";
EndOfFile = ReadPartOfFile(rd, out big_str);
str_arr = big_str.Split(separator);
foreach (string s in str_arr)
{
string[] tmp = { "" };
i++;
tmp = s.Split(delimiter);
if (tmp.Count() < 3)
{
continue;
}
PupilDiameterRecord PDR = new PupilDiameterRecord();
if (!long.TryParse(tmp[N_timestampCol], out PDR.time_ms))
{
throw new Exception("Не могу преобразовать в timestamp строку " + tmp[N_timestampCol]);
}
if (!double.TryParse(tmp[N_PupilDiameterLeftCol], out PDR.DiameterLeft) && tobiiList.Count > 0)
{
PDR.DiameterLeft = tobiiList.Last().DiameterLeft;
}
if (!double.TryParse(tmp[N_PupilDiameterRightCol], out PDR.DiameterRight) && tobiiList.Count > 0)
{
PDR.DiameterRight = tobiiList.Last().DiameterRight;
}
tobiiList.Add(PDR);
}
}
}
}
private static void ParseInDirectory_SpecialGazeParams(string file_csv)
{
TobiiPupilDiametersCsvReader PDreader = new TobiiPupilDiametersCsvReader();
List <PupilDiameterRecord> PDrecords;
PDreader.ReadFromFile(file_csv, out PDrecords);
double PupilAvgDiameterLeft, PupilAvgDiameterRight;
PupilDiameterRecord.GetAvgDiametersInList(PDrecords, out PupilAvgDiameterLeft, out PupilAvgDiameterRight);
List <EyeMovementEventRecord> EMErecords;
TobiiEyeMoveventEventsCsvReader EMEreader = new TobiiEyeMoveventEventsCsvReader();
string Date, Time;
long fulltime_ms;
EMEreader.ReadFromFile(file_csv, out EMErecords, out Time, out Date, out fulltime_ms);
var fixations = from i in EMErecords
where i.Type == EyeMovementType.Fixation
select i;
var saccades = from i in EMErecords
where i.Type == EyeMovementType.Saccade
select i;
var searches = from i in EMErecords
where i.Type == EyeMovementType.Search
select i;
double FixationsDurationSumm = fixations.Sum(n => n.duraion_ms);
double SaccadesDurationSumm = saccades.Sum(n => n.duraion_ms);
double SearchesDurationSumm = searches.Sum(n => n.duraion_ms);
double FixationsPercent = FixationsDurationSumm / fulltime_ms;
double SaccadesPercent = SaccadesDurationSumm / fulltime_ms;
double SearchesPercent = SearchesDurationSumm / fulltime_ms;
Console.WriteLine("{0} ......... {1:f1}-{2:f1} .... {3:d} ... {4} {5} .. {6:d}",
Path.GetFileName(file_csv), PupilAvgDiameterLeft, PupilAvgDiameterRight, EMErecords.Count, Date, Time, fulltime_ms);
Console.WriteLine("fix {0:f1} {3:p1} sac {1:f1} {4:p1} search{2:f1} {5:p1}",
FixationsDurationSumm, SaccadesDurationSumm, SearchesDurationSumm, FixationsPercent, SaccadesPercent, SearchesPercent);
using (StreamWriter wr = new StreamWriter(new FileStream(@"C:\__\SpecialParams.csv", FileMode.Append)))
{
wr.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}\t{11}\t{12}\t{13}\t{14}\t{15}",
Path.GetFileNameWithoutExtension(file_csv),
Date,
Time,
PupilAvgDiameterLeft,
PupilAvgDiameterRight,
FixationsPercent,
SaccadesPercent,
SearchesPercent,
FixationsDurationSumm,
SaccadesDurationSumm,
SearchesDurationSumm,
fixations.Count(),
saccades.Count(),
searches.Count(),
fulltime_ms,
EMErecords.Count()
);
}
}