public Dictionary <string, string> GetDatasetAttributes(string datasetName)
{
StringBuilder sds_name = new StringBuilder();
int rank = 0;
int[] dimsizes = new int[MAX_DIMSIZES];
HDF4Helper.DataTypeDefinitions datatype;
int attCount = 0;
try
{
int dsIndex = HDF4Helper.SDnametoindex(sd_id, datasetName);
System.Diagnostics.Debug.WriteLine($"name:{datasetName} index:{dsIndex}");
int dsObjId = HDF4Helper.SDselect(sd_id, dsIndex);
System.Diagnostics.Debug.WriteLine($"dsObjId:{dsObjId}");
HDF4Helper.SDgetinfo(dsObjId, sds_name, out rank, dimsizes, out datatype, out attCount);
//int dsCount = 0;
//HDF4Helper.SDfileinfo(id, out dsCount, out attCount);
if (attCount == 0)
{
return(null);
}
return(GetAttributes(dsObjId, attCount));
}
catch (Exception ex)
{
return(null);
}
}
public string GetAttributeValue(string datasetName, string attributeName)
{
try
{
int dsIndex = HDF4Helper.SDnametoindex(sd_id, datasetName);
int dsObjId = HDF4Helper.SDselect(sd_id, dsIndex);
int attIndex = HDF4Helper.SDfindattr(dsObjId, attributeName);
return(ReadAttribute(dsObjId, attIndex));
}
finally
{
}
}
public bool GetDataSizeInfos(string datasetName, out int rank, out int[] dimsizes, out HDF4Helper.DataTypeDefinitions hdf4Type, out Type dataType, out int dataTypeSize)
{
StringBuilder sds_name = new StringBuilder();
rank = 0;
dimsizes = new int[MAX_DIMSIZES];
dataType = typeof(UInt16);
hdf4Type = HDF4Helper.DataTypeDefinitions.DFNT_NUINT16;
dataTypeSize = 0;
int dsIndex = HDF4Helper.SDnametoindex(sd_id, datasetName);
int dsObjId = HDF4Helper.SDselect(sd_id, dsIndex);
int attCount = 0;
HDF4Helper.SDgetinfo(dsObjId, sds_name, out rank, dimsizes, out hdf4Type, out attCount);
if (rank != 0)
{
dataType = GetTypeFromHDF4DataType(hdf4Type, out dataTypeSize);
return(true);
}
return(false);
}