public void Load(string filename, DFACC dfacc)
{
sw.Start();
_filename = filename;
int file_id, sd_id;
try
{
_fileOpenState = false;
file_id = HDF4API.Hopen(filename, DFACC.DFACC_READ, 0);
HDF4API.Vstart(file_id);
//_gr_id = HDF4API.GRstart(file_id);
}
catch
{
string strErrInfo = "HDF4打开文件异常";
throw new Exception(strErrInfo);
}
_fileOpenState = true;
sd_id = HDF4Helper.SDstart(filename, HDF4Helper.AccessCodes.DFACC_READ);
if (sd_id == -1)
{
//打开失败
}
_file_id = file_id;
_sd_id = sd_id;
sw.Stop();
em = sw.ElapsedMilliseconds;
Console.WriteLine("打开" + em + "毫秒");
// load the file hierarchy
getRootGroup();
}
public static extern int Hopen(string filename, DFACC access, int n_dds);