private IEnumerable <ILabelledFeature> extractRegionsFromYaml(YamlStream yamlStream)
{
List <ILabelledFeature> features = new List <ILabelledFeature>();
// Pull out the regions from the YAML files
foreach (YamlDocument doc in yamlStream.Documents)
{
Assert.IsInstanceOf(typeof(Mapping), doc.Root);
Mapping m = ( Mapping )doc.Root;
foreach (MappingEntry me in m.Enties)
{
Assert.IsInstanceOf(typeof(Mapping), me.Value);
Mapping mPoints = ( Mapping )me.Value;
Dictionary <String, Int32> coords = MappingConverter.convertToDictionary(mPoints, MappingConverter.KeyCase.FORCE_LOWER);
Point[] points = new Point[4];
bool found = true;
int x = 0;
int y = 0;
int width = 0;
int height = 0;
found = found && coords.TryGetValue("x", out x);
found = found && coords.TryGetValue("y", out y);
found = found && coords.TryGetValue("width", out width);
found = found && coords.TryGetValue("height", out height);
if (found)
{
if ((x == 0) && (y == 0) && (width == 0) && (height == 0))
{
regionAllZero++;
}
else
{
points[0] = new Point(x, y);
points[1] = new Point(x + width, y);
points[2] = new Point(x + width, y + height);
points[3] = new Point(x, y + height);
DataSetEnums.FeatureName featureName;
//bool featureNameFound = tryGetFeatureNameFor( me.Key.ToString(), out featureName );
//if ( featureNameFound )
//{
// features.Add( new LabelledFeature( featureName, new MultiPointPath( points, true ) ) );
//}
//else
//{
// unrecognisedFeatureName++;
//}
}
}
else
{
notFoundRegionCorners++;
}
}
}
return(features);
}
private IEnumerable <ILabelledFeature> extractContoursFromYaml(YamlStream yamlStream)
{
List <ILabelledFeature> features = new List <ILabelledFeature>();
//return features;
// Pull out the contours from the YAML files
foreach (YamlDocument doc in yamlStream.Documents)
{
Assert.IsInstanceOf(typeof(Mapping), doc.Root);
Mapping m = ( Mapping )doc.Root;
// Validate that this refers to the correct file 'Image file' should be '00011010.jpg' for example
Assert.True(m.Enties[0].Key.ToString().CompareTo("Image file") == 0, "Unexpected order of Mapping elements");
Assert.True(m.Enties[1].Key.ToString().CompareTo("Contours count") == 0, "Unexpected order of Mapping elements");
Assert.True(m.Enties[2].Key.ToString().CompareTo("Contours") == 0, "Unexpected order of Mapping elements");
// m.Enties[ 2 ].Value;
Assert.IsInstanceOf(typeof(Sequence), m.Enties[2].Value);
Sequence seqContours = ( Sequence )m.Enties[2].Value;
foreach (DataItem di in seqContours.Enties)
{
Assert.IsInstanceOf(typeof(Mapping), di);
Mapping mdi = ( Mapping )di;
Assert.True(mdi.Enties[0].Key.ToString().CompareTo("Name") == 0, "Unexpected order of Mapping elements");
Assert.True(mdi.Enties[1].Key.ToString().CompareTo("Count") == 0, "Unexpected order of Mapping elements");
Assert.True(mdi.Enties[2].Key.ToString().CompareTo("Closed") == 0, "Unexpected order of Mapping elements");
Assert.True(mdi.Enties[3].Key.ToString().CompareTo("Points") == 0, "Unexpected order of Mapping elements");
DataSetEnums.FeatureName featureName;
//bool featureNameFound = tryGetFeatureNameFor( mdi.Enties[ 0 ].Value.ToString(), out featureName );
//// Skip this one if unrecognised feature name
//if ( !featureNameFound )
//{
// unrecognisedFeatureName++;
// continue;
//}
// Skip this one if there is a zero 'Contours count'
if (Convert.ToInt32(mdi.Enties[1].Value.ToString()) == 0)
{
noContours++;
continue;
}
// Figure out if closed or open
bool closed = (mdi.Enties[2].Value.ToString().CompareTo("1") == 0);
// Now extract the sequence of x,y values
Sequence pointSeq = ( Sequence )mdi.Enties[3].Value;
Point[] points = new Point[pointSeq.Enties.Count];
for (int i = 0; i < pointSeq.Enties.Count; i++)
{
Mapping pointMap = ( Mapping )pointSeq.Enties[i];
Dictionary <String, Int32> coords = MappingConverter.convertToDictionary(pointMap, MappingConverter.KeyCase.FORCE_LOWER);
bool found = true;
int x = 0;
int y = 0;
found = found && coords.TryGetValue("x", out x);
found = found && coords.TryGetValue("y", out y);
Assert.True(found, "Could not convert coordinates");
points[i] = new Point(x, y);
}
// This feature is a multiple point path
// features.Add( new LabelledFeature( featureName, new MultiPointPath( points, closed ) ) );
}
}
return(features);
}
