读取和创建光栅图（TIF）
GDALAllRegister();OGRRegisterAll();//读取光栅数据图（tif）GDALDriver* pDriver=GetGDALDriverManager()->GetDriverByName("GTiff");GDALDataset* dataset = (GDALDataset *)GDALOpen(m_sTifFile.c_str(),GA_ReadO
