private void AddStream_Click(object sender, RoutedEventArgs e)
{
Dictionary <string, UserInputWindow.Input> input = new Dictionary <string, UserInputWindow.Input>();
input["name"] = new UserInputWindow.Input()
{
Label = "Name", DefaultValue = ""
};
input["fileExt"] = new UserInputWindow.Input()
{
Label = "File extension", DefaultValue = ""
};
input["type"] = new UserInputWindow.Input()
{
Label = "Type", DefaultValue = ""
};
input["sr"] = new UserInputWindow.Input()
{
Label = "Sample rate", DefaultValue = ""
};
UserInputWindow dialog = new UserInputWindow("Add new stream type", input);
dialog.ShowDialog();
if (dialog.DialogResult == true)
{
string name = dialog.Result("name");
string fileExt = dialog.Result("fileExt");
string type = dialog.Result("type");
double sr = 25.0;
double.TryParse(dialog.Result("sr"), out sr);
DatabaseStream streamType = new DatabaseStream()
{
Name = name, FileExt = fileExt, Type = type, SampleRate = sr
};
if (DatabaseHandler.AddStream(streamType))
{
GetStreamTypes(dialog.Result("name"));
}
}
}
private void Extract()
{
if (ChainsBox.SelectedItem == null)
{
MessageTools.Warning("select a chain first");
return;
}
string featureName = FeatureNameTextBox.Text;
if (featureName == "" || featureName.IndexOfAny(Path.GetInvalidFileNameChars()) >= 0)
{
MessageTools.Warning("not a valid feature name");
return;
}
Chain chain = (Chain)ChainsBox.SelectedItem;
bool force = ForceCheckBox.IsChecked.Value;
if (!File.Exists(chain.Path))
{
MessageTools.Warning("file does not exist '" + chain.Path + "'");
return;
}
string database = DatabaseHandler.DatabaseName;
var sessions = SessionsBox.SelectedItems;
var roles = RolesBox.SelectedItems;
DatabaseStream stream = (DatabaseStream)StreamsBox.SelectedItem;
string leftContext = LeftContextTextBox.Text;
string frameStep = FrameStepTextBox.Text;
string rightContext = RightContextTextBox.Text;
int nParallel = 1;
int.TryParse(NParallelTextBox.Text, out nParallel);
logTextBox.Text = "";
// prepare lists
int nFiles = 0;
using (StreamWriter fileListIn = new StreamWriter(tempInListPath))
{
using (StreamWriter fileListOut = new StreamWriter(tempOutListPath))
{
foreach (DatabaseSession session in sessions)
{
foreach (DatabaseRole role in roles)
{
string fromPath = Properties.Settings.Default.DatabaseDirectory + "\\"
+ database + "\\"
+ session.Name + "\\"
+ role.Name + "." + stream.Name + "." + stream.FileExt;
string toPath = Path.GetDirectoryName(fromPath) + "\\"
+ role.Name + "." + featureName + ".stream";
if (force || !File.Exists(toPath))
{
nFiles++;
fileListIn.WriteLine(fromPath);
fileListOut.WriteLine(toPath);
}
else
{
logTextBox.Text += "skip " + fromPath + "\n";
}
}
}
}
}
// start feature extraction
Chain selectedChain = (Chain)ChainsBox.SelectedItem;
DatabaseStream selectedStream = (DatabaseStream)StreamsBox.SelectedItem;
if (nFiles > 0)
{
string type = Defaults.CML.StreamTypeNameFeature;
string name = featureName;
string ext = "stream";
double sr = frameStepToSampleRate(frameStep, stream.SampleRate);
DatabaseStream streamType = new DatabaseStream()
{
Name = name, Type = type, FileExt = ext, SampleRate = sr
};
DatabaseHandler.AddStream(streamType);
try
{
logTextBox.Text += handler.CMLExtractFeature(chain.Path, nParallel, tempInListPath, tempOutListPath, frameStep, leftContext, rightContext);
}
catch (Exception e) { MessageBox.Show("There was an error in the feature extaction pipeline: " + e); }
}
File.Delete(tempInListPath);
File.Delete(tempOutListPath);
GetStreams(selectedStream);
foreach (Chain item in ChainsBox.Items)
{
if (item.Name == selectedChain.Name)
{
ChainsBox.SelectedItem = item;
break;
}
}
}
private void Merge()
{
string featureName = FeatureNameTextBox.Text;
if (featureName == "" || featureName.IndexOfAny(Path.GetInvalidFileNameChars()) >= 0)
{
MessageTools.Warning("not a valid feature name");
return;
}
string database = (string)DatabasesBox.SelectedItem;
var sessions = SessionsBox.SelectedItems;
var roles = RolesBox.SelectedItems;
var streams = StreamsBox.SelectedItems;
bool force = ForceCheckBox.IsChecked.Value;
string sessionList = "";
foreach (DatabaseSession session in sessions)
{
if (sessionList == "")
{
sessionList = session.Name;
}
else
{
sessionList += ";" + session.Name;
}
}
string roleList = "";
foreach (var role in roles)
{
if (roleList == "")
{
roleList = ((DatabaseRole)role).Name;
}
else
{
roleList += ";" + ((DatabaseRole)role).Name;
}
}
string[] streamsNames = new string[streams.Count];
int i = 0;
foreach (DatabaseStream stream in streams)
{
streamsNames[i++] = stream.Name;
}
Array.Sort(streamsNames);
string streamList = "";
double sampleRate = ((DatabaseStream)streams[0]).SampleRate;
foreach (string stream in streamsNames)
{
if (streamList == "")
{
streamList = stream;
}
else
{
streamList += ";" + stream;
}
}
string rootDir = Properties.Settings.Default.DatabaseDirectory + "\\" + database;
logTextBox.Text = handler.CMLMergeFeature(rootDir, sessionList, roleList, streamList, featureName, force);
string type = Defaults.CML.StreamTypeNameFeature;
string ext = "stream";
DatabaseStream streamType = new DatabaseStream()
{
Name = featureName, Type = type, FileExt = ext, SampleRate = sampleRate
};
DatabaseHandler.AddStream(streamType);
GetStreams(streamType);
}
