/// <summary>
/// Returns the next label in the Index set selected based on the selection criteria.
/// </summary>
/// <param name="type">Specifies the selection type (e.g. RANDOM, SEQUENTIAL).</param>
/// <param name="bBoosted">Optionally, specifies to use label sets of boosted images (default = false).</param>
/// <returns>The next label index is returned.</returns>
public virtual int?GetNextLabel(Index.SELECTION_TYPE type, bool bBoosted = false)
{
LabelIndex rgIdx = (bBoosted) ? m_rgLabelsBoosted : m_rgLabels;
if (rgIdx.Count == 0)
{
return(null);
}
return(rgIdx.GetNextLabel(type, null, false));
}
private void load(List <DbItem> rgItems)
{
m_index = new Index("ALL", m_random, rgItems);
List <DbItem> rgBoosted = rgItems.Where(p => p.Boost > 0).ToList();
m_boosted = new Index("BOOSTED", m_random, rgBoosted, -1, true);
List <LabelDescriptor> rgLabels = m_src.Labels.OrderBy(p => p.ActiveLabel).ToList();
m_rgLabels = new LabelIndex("LABELED", m_random, m_src, false, rgItems);
m_rgLabelsBoosted = new LabelIndex("LABELED BOOSTED", m_random, m_src, true, rgBoosted);
}
/// <summary>
/// The constructor used to copy another MasterIndexes and optionally specify a sorting for the indexes.
/// </summary>
/// <param name="idx">Specifies the MasterIndexes to copy.</param>
/// <param name="sort">Optionally, specifies a sorting to use on the indexes.</param>
public MasterIndexes(MasterIndexes idx, IMGDB_SORT sort)
{
m_sort = sort;
m_src = idx.m_src;
m_random = idx.m_random;
m_nLoadLimit = idx.m_nLoadLimit;
m_factory = new DatasetFactory(idx.m_factory);
m_index = idx.m_index.Clone(sort);
m_rgLabels = new LabelIndex(idx.m_rgLabels);
m_boosted = idx.m_boosted.Clone(sort);
m_rgLabelsBoosted = new LabelIndex(idx.m_rgLabelsBoosted);
}
/// <summary>
/// Returns the next label in the Index set selected based on the selection criteria.
/// </summary>
/// <param name="type">Specifies the selection type (e.g. RANDOM, SEQUENTIAL).</param>
/// <param name="bBoosted">Optionally, specifies to use label sets of boosted images (default = false).</param>
/// <returns>The next label index is returned.</returns>
public override int?GetNextLabel(Index.SELECTION_TYPE type, bool bBoosted = false)
{
LabelIndex rgIdx = (bBoosted) ? m_rgLabelsBoosted : m_rgLabels;
if (rgIdx.Count == 0)
{
return(null);
}
int?nIdx = rgIdx.GetNextLabel(type, null, m_bUseUniqueLabelIndexes);
if (rgIdx.IsEmpty)
{
rgIdx.ReLoad();
}
return(nIdx);
}
public LabelIndex(LabelIndex idx)
{
m_strName = idx.m_strName + " copy";
m_randomLabel = idx.m_randomLabel;
m_randomData = idx.m_randomData;
m_src = idx.m_src;
m_bBoosted = idx.m_bBoosted;
m_rgIdx = new List <int>();
if (idx.m_rgLabels != null && idx.m_rgLabels.Length > 0)
{
m_rgLabels = new Index[idx.m_rgLabels.Length];
bool bFillLabelMap = false;
if (m_rgLabelToIdxMap == null || m_rgLabelToIdxMap.Count == 0 || m_rgIdxToLabelMap == null || m_rgIdxToLabelMap.Count == 0)
{
m_rgLabelToIdxMap = new Dictionary <int, int>();
m_rgIdxToLabelMap = new Dictionary <int, int>();
bFillLabelMap = true;
}
for (int i = 0; i < idx.m_rgLabels.Length; i++)
{
m_rgLabels[i] = idx.m_rgLabels[i].Clone();
if (m_rgLabels[i].Count > 0)
{
m_rgIdx.Add(i);
}
if (bFillLabelMap)
{
int nLabel = m_rgLabels[i].Label;
m_rgLabelToIdxMap[nLabel] = i;
m_rgIdxToLabelMap[i] = nLabel;
}
}
}
}