/// <summary>
/// exports common sequences for visualisation using Graphviz
/// </summary>
/// <param name="maximum_temoral_separation_sec"></param>
/// <param name="filename"></param>
/// <param name="invert"></param>
/// <param name="show_durations"></param>
public void ExportCommonSequencesAsDot(
float maximum_temoral_separation_sec,
string filename,
bool invert,
bool show_durations)
{
UsageGraph graph = GetCommonSequences(maximum_temoral_separation_sec);
graph.ExportAsDot(filename, invert, show_durations);
}
public static UsageGraph Load(string filename)
{
UsageGraph graph = new UsageGraph();
if (File.Exists(filename))
{
FileStream fs = File.Open(filename, FileMode.Open);
BinaryReader br = new BinaryReader(fs);
// read event types
int no_of_events = br.ReadInt32();
for (int i = 0; i < no_of_events; i++)
{
graph.EventID.Add(br.ReadInt32());
graph.EventDescription.Add(br.ReadString());
graph.EventSymbol.Add(br.ReadInt32());
}
// load nodes
int no_of_nodes = br.ReadInt32();
for (int i = 0; i < no_of_nodes; i++)
{
graph.Add(UsageNode.Load(br));
}
br.Close();
fs.Close();
// link nodes together
for (int i = 0; i < graph.Nodes.Count; i++)
{
UsageNode n = (UsageNode)graph.Nodes[i];
if (n.temp_link_IDs != null)
{
for (int j = 0; j < n.temp_link_IDs.Count; j++)
{
graph.LinkByID(n.temp_link_IDs[j], n.ID);
UsageLink lnk = (UsageLink)(n.Links[n.Links.Count - 1]);
lnk.Load(n.temp_duration[j]);
}
}
}
}
return(graph);
}
/// <summary>
/// returns a graph containing events separated by a time less than the given interval
/// </summary>
/// <param name="maximum_temoral_separation_sec">maximum time between events</param>
/// <returns>graph object</returns>
public UsageGraph GetCommonSequences(float maximum_temoral_separation_sec)
{
double maximum_temoral_separation_mS = maximum_temoral_separation_sec * 1000;
UsageGraph graph = new UsageGraph();
for (int i = 0; i < Nodes.Count; i++)
{
UsageNode n = (UsageNode)Nodes[i];
for (int j = 0; j < n.Links.Count; j++)
{
UsageLink lnk = (UsageLink)n.Links[j];
double duration_mS = lnk.GetAverageDuration();
if (duration_mS < maximum_temoral_separation_mS)
{
graph.Update(n.Name);
graph.Update(lnk.From.Name);
graph.Reset();
}
}
}
return(graph);
}
/// <summary>
/// constructor
/// </summary>
/// <param name="broadcast_port">port number on which to broadcast stereo feature data to other applications</param>
/// <param name="fps">ideal frames per second</param>
public BaseVisionStereo(
int broadcast_port,
float fps)
{
this.fps = fps;
broadcast_port_number = broadcast_port;
calibration_survey = new CalibrationSurvey[2];
calibration_map = new int[2][];
calibration_map_inverse = new int[2][,,];
calibration_survey[0] = new CalibrationSurvey();
calibration_survey[1] = new CalibrationSurvey();
rectified = new Bitmap[2];
// delete and previously recorded images
string[] victims = Directory.GetFiles(".", "raw*.jpg");
if (victims != null)
{
for (int v = 0; v < victims.Length; v++)
File.Delete(victims[v]);
}
usage = new UsageGraph();
//usage.log_file = "debug.txt";
if (File.Exists(usage.log_file)) File.Delete(usage.log_file);
}
/// <summary>
/// returns a graph containing events separated by a time less than the given interval
/// </summary>
/// <param name="maximum_temoral_separation_sec">maximum time between events</param>
/// <returns>graph object</returns>
public UsageGraph GetCommonSequences(float maximum_temoral_separation_sec)
{
double maximum_temoral_separation_mS = maximum_temoral_separation_sec * 1000;
UsageGraph graph = new UsageGraph();
for (int i = 0; i < Nodes.Count; i++)
{
UsageNode n = (UsageNode)Nodes[i];
for (int j = 0; j < n.Links.Count; j++)
{
UsageLink lnk = (UsageLink)n.Links[j];
double duration_mS = lnk.GetAverageDuration();
if (duration_mS < maximum_temoral_separation_mS)
{
graph.Update(n.Name);
graph.Update(lnk.From.Name);
graph.Reset();
}
}
}
return (graph);
}
public static UsageGraph Load(string filename)
{
UsageGraph graph = new UsageGraph();
if (File.Exists(filename))
{
FileStream fs = File.Open(filename, FileMode.Open);
BinaryReader br = new BinaryReader(fs);
// read event types
int no_of_events = br.ReadInt32();
for (int i = 0; i < no_of_events; i++)
{
graph.EventID.Add(br.ReadInt32());
graph.EventDescription.Add(br.ReadString());
graph.EventSymbol.Add(br.ReadInt32());
}
// load nodes
int no_of_nodes = br.ReadInt32();
for (int i = 0; i < no_of_nodes; i++)
graph.Add(UsageNode.Load(br));
br.Close();
fs.Close();
// link nodes together
for (int i = 0; i < graph.Nodes.Count; i++)
{
UsageNode n = (UsageNode)graph.Nodes[i];
if (n.temp_link_IDs != null)
{
for (int j = 0; j < n.temp_link_IDs.Count; j++)
{
graph.LinkByID(n.temp_link_IDs[j], n.ID);
UsageLink lnk = (UsageLink)(n.Links[n.Links.Count - 1]);
lnk.Load(n.temp_duration[j]);
}
}
}
}
return (graph);
}