public override IRasterBand[] GetDefaultBands()
{
if (_matchedBandProviderDef == null || _matchedBandProviderDef.DefaultBandDatasetDefs == null || _matchedBandProviderDef.DefaultBandDatasetDefs.Count == 0)
{
return(null);
}
IBandNameParser bandNameParser = new DefaultBandNameParser();
using (Hdf5Operator hdf = new Hdf5Operator(_provider.fileName))
{
List <IRasterBand> rasterBands = new List <IRasterBand>();
foreach (DefaultBandDatasetDef dsdef in _matchedBandProviderDef.DefaultBandDatasetDefs)
{
string bandNos = hdf.GetAttributeValue(dsdef.Name, dsdef.BandNoAttribute);
BandName[] bNames = bandNameParser.Parse(bandNos);
string datasetName = dsdef.Name;
string dsFullPath = GetDatasetFullPath(datasetName);
IRasterBand[] rBands = GetBandsByFullName(dsFullPath);
rasterBands.AddRange(rBands);
if (bNames == null || bNames.Length != rBands.Length)
{
continue;
}
else
{
for (int i = 0; i < rBands.Length; i++)
{
rBands[i].Description = bNames[i].Name;
rBands[i].BandNo = bNames[i].Index;
}
}
}
rasterBands.Sort();
return(rasterBands.Count > 0 ? rasterBands.ToArray() : null);
}
}
private void TryGetBandProviderDefinition(string fname, Dictionary <string, string> subdatasets)
{
List <string> datasetNames = null;
if (subdatasets != null)
{
datasetNames = GetDatasetNames(subdatasets);
}
BandProviderDef[] bandProviderDefs = null;
string configfile = Path.Combine(Path.GetDirectoryName(this.GetType().Assembly.Location), "GeoDo.RSS.DF.GDAL.H5BandPrd.xml");
using (H5BandProviderXmlParser xml = new H5BandProviderXmlParser(configfile))
{
bandProviderDefs = xml.GetBandProviderDefs();
}
if (bandProviderDefs == null)
{
return;
}
string orbitDirection = "";
string dayornight = "";
using (Hdf5Operator hdf5 = new Hdf5Operator(fname))
{
foreach (BandProviderDef prddef in bandProviderDefs)
{
bool isMatched = true;
if (datasetNames != null)
{
foreach (DefaultBandDatasetDef bandDef in prddef.DefaultBandDatasetDefs)
{
if (!datasetNames.Contains(bandDef.Name))
{
isMatched = false;
break;
}
}
if (!isMatched)
{
continue;
}
}
foreach (IdentifyAttDef id in prddef.IdentifyAttDefs)
{
string attvalue = hdf5.GetAttributeValue(id.Name);
if (attvalue != id.Value)
{
isMatched = false;
break;
}
}
if (isMatched)
{
_matchedBandProviderDef = prddef;
break;
}
}
orbitDirection = hdf5.GetAttributeValue("Orbit Direction");
dayornight = hdf5.GetAttributeValue("Day Or Night Flag");
}
if (_matchedBandProviderDef != null)
{
_dataIdentify = new DataIdentify(_matchedBandProviderDef.Satellite, _matchedBandProviderDef.Sensor);
_dataIdentify.IsOrbit = true;
TryGetOrbitDirection(orbitDirection);
TryGetDayOrNight(dayornight);
}
}
