/// <summary>
/// The BaseDataLayer constructor.
/// </summary>
/// <param name="cuda">Specifies the CudaDnn connection to Cuda.</param>
/// <param name="log">Specifies the Log for output.</param>
/// <param name="p">Specifies the LayerParameter</param>
/// <param name="db">Specifies the external database to use.</param>
public BaseDataLayer(CudaDnn <T> cuda, Log log, LayerParameter p, IXImageDatabaseBase db)
: base(cuda, log, p)
{
if (db != null)
{
m_imgdb = db;
if (p.type == LayerParameter.LayerType.DATA ||
p.type == LayerParameter.LayerType.ANNOTATED_DATA ||
p.type == LayerParameter.LayerType.TRIPLET_DATA)
{
m_src = m_imgdb.GetSourceByName(p.data_param.source);
}
if (p.transform_param.use_imagedb_mean)
{
if (db != null)
{
m_imgMean = db.GetImageMean(m_src.ID);
}
else
{
m_log.WriteLine("WARNING: The image database is NULL, and therefore no mean image can not be acquired.");
}
}
}
}
/// <summary>
/// The Cursor constructor.
/// </summary>
/// <param name="db">Specifies the underlying database.</param>
/// <param name="transformer">Specifies the data transformer used to transform the lables (when active).</param>
/// <param name="strSrc">Specifies the name of the data source to use.</param>
/// <param name="log">Optionally, specifies an output log used for diagnostic information if specified (default = null).</param>
public Cursor(IXImageDatabaseBase db, DataTransformer <T> transformer, string strSrc, Log log = null)
{
m_log = log;
m_db = db;
m_transformer = transformer;
SourceDescriptor src = m_db.GetSourceByName(strSrc);
m_strSrc = src.Name;
m_nSrcID = src.ID;
m_nCount = src.ImageCount;
}