public List <Group> readGT(List <Frame> frames)
{
Thread.CurrentThread.CurrentCulture = new CultureInfo("en-US");
Thread.CurrentThread.CurrentUICulture = new CultureInfo("en-US");
List <Group> groups = new List <Group>();
string[] gtLines = null;
//read lines from gt file
try
{
gtLines = File.ReadAllLines(GtFile);
}
catch (FileNotFoundException e)
{
Console.Write("Error file gt: ");
Console.WriteLine(e.Message);
}
int i = 0;
while (i < gtLines?.Length)
{
//first line has to be a frame header
Match m = Regex.Match(gtLines[i], framePattern);
if (m.Success)
{
int id = Int32.Parse(m.Groups[1].Value); //frame id
int n = Int32.Parse(m.Groups[2].Value); //frame groups
// trova il frame con ID == id
Frame currentFrame = frames.Find(x => x.IdFrame == id);
Group newGroup = FactoryGroup.createGroup(currentFrame);
for (int j = 1; j <= n; j++) //for each subgroup
{
List <Person> peopleGroup = new List <Person>();
string[] elements = gtLines[i + j].Split(new Char[] { ' ' }); //space is the separator
foreach (string s in elements)
{
int personId = Int32.Parse(s);
Person p = currentFrame.getPersonById(personId);
peopleGroup.Add(p);
}
newGroup.addSubGroup(peopleGroup);
}
//add the new grouping
groups.Add(newGroup);
//update i
i = i + n + 1;
}
else
{
i++;
}
}
Debug.WriteLine("Parser: Groups created: " + groups.Count + " grouping");
return(groups);
}
