Data Import and Export Supported Formats
When performing GIS processing, in addition to using SuperMap's own data formats, it is also necessary to handle various external data formats. The data import and export function provides conversion between different data formats, offering excellent support for a wide range of data types.
The following sections list the data formats supported for data import and export, facilitating user operations.
1. Vector File Import/Export Support
2. Raster File Import/Export Support
3. Model File Import/Export Support
4. Data Import Formats Supported by Different Platforms
Vector File Import/Export Support
| Supported Import Vector File Formats | File Description | Supported Import as Dataset Type | Export Supported |
| AutoCAD Drawing File（*.dwg） | DWG is AutoCAD's drawing file, a standard file format specifically for saving vector graphics. It is a vector-based binary file format. | CAD Dataset, Simple Dataset | √ |
| AutoCAD DXF File（*.dxf） | DXF files are a type of graphic exchange file for AutoCAD, used for CAD data exchange between AutoCAD and other software. It is a vector-based ASCII file format. | CAD Dataset, Simple Dataset | √ |
| ArcInfo Export File（*.e00） | E00 files are the universal exchange format files for ESRI ArcInfo. Through ASCII plain text, E00 contains almost all vector formats and attributes. | Simple Dataset | √ |
| ArcView Shape File（*.shp） | This is a data format specific to ArcView GIS software, used to store the spatial and attribute information of geographic features. It is a commonly used vector data format. | Simple Dataset | √ |
| GeoDatabase Vector File（*.gdb） | This is an ESRI Geodatabase vector data file, which can be imported as point, line, polygon, text, and tabular datasets. The import result is a single vector dataset. | Simple Dataset | √ |
| ArcGIS Personal GeoDatabase File（*.mdb） | This is an ArcGIS personal geodatabase data file, which can be imported as point, line, polygon, text, and tabular datasets. The import result is a single vector dataset. Note: This file uses the Microsoft Access data file structure, so importing it requires installing an AccessDatabaseEngine.exe file. The type of AccessDatabaseEngine to install depends on the bit version of iDesktop. For example, a 64-bit iDesktop requires a 64-bit AccessDatabaseEngine. | Simple Dataset | √ |
| MapInfo TAB File（*.tab） | This is a table structure file for attribute data, storing information in table form. The TAB file defines the table structure of map property data. | CAD Dataset, Simple Dataset | √ |
| MapInfo Exchange Format（*.mif） | This is an intermediate exchange file used by MapInfo for external data exchange. It saves the table structure and object geometry of MapInfo, including style information such as object symbol style and fill mode. | CAD Dataset, Simple Dataset | √ |
| MapInfo WOR File（*.wor） | This is a MapInfo Workspace File. Workspace files are used to save information such as tables, windows and window positions, maps, layouts, resource symbols, and MapInfo environment settings. | Simple Dataset | |
| MapGIS Exchange Format(*.wat; *.wal; *.wap; *.wan) | This is the plain text file format of MapGIS, whose file structure consists of a file header and a data area. In the MAPGIS file system, its project files (with the extension .MPJ) generally include point files (*.WT), line files (*.WL), polygon files (*.WP), and network files (*.WN). Before performing the import function, these MapGIS graphic file formats must be converted to MapGIS plain text format, and then the import can proceed. After conversion, the file names for the four formats are: point plain text file (*.wat), line plain text file (*.wal), polygon plain text file (*.wap), and network plain text file (*.wan). | CAD Dataset, Simple Dataset | |
| Microsoft Excel File（*.xlsx） | Supports Office 2007 and later version files, i.e., *.xlsx format files. These typically store the spatial and attribute information of geographic data and can be imported as attribute table data. | Tabular Dataset | √ |
| CSV Text File（*.csv） | A file that records data in text form (usually comma-separated). This format is often used for data interchange between different programs. | Tabular Dataset | |
| LIDAR File（*.txt） | The data points acquired by LiDAR are very dense and are also known as point cloud data. | Point Dataset, 3D Point Dataset | √ |
| dBASE File Format（*.dbf） | Table data for ShapeFile data. | Tabular Dataset | |
| DGN File（*.dgn） | Microstation DGN File. | Vector Dataset | |
| VCT File（*.vct） | National standard vector file. | Vector Dataset | √ |
| Telecom Building Vector Region File | Telecom industry data vector polygon data. | Vector Surface Dataset | √ |
| Telecom Vector Line File | Telecom industry data vector line data. | Vector Line Dataset | √ |
| Telecom Vector Text File | Telecom industry data text. | Point Dataset | √ |
| S-57 Chart Data File（*.000） | S-57 standard chart data. Requires a chart module license for import. | Chart Dataset Group | √ |
| GeoJson File | GeoJson is a format for encoding various geographic data structures, based on JavaScript Object Notation for geographic data exchange. | Point, Line, Polygon, CAD Dataset | √ |
| SimpleJson Data File（*.json） | SimpleJson(*.json) is a unique data format supported by SuperMap software. SimpleJson data consists of two files: (*.json) and (*.meta). The (*.meta) file stores the metadata information of the data, and the (*.json) file stores the member information of the data. | Point, Line, Polygon, CAD Dataset | √ |
| GPS File（*.gpx ） | *.gpx files are GPS track point files recorded by GPS devices. It is a lightweight XML data exchange format. | Point Dataset | √ |
| OpenStreetMap Data File（*.osm） | *.osm files are vector data files created by OpenStreetMap to save street map information. They are saved in ASCII plain text. Can be imported as point, line, and region datasets, but not as CAD datasets. | Point, Line, Region Dataset | |
| GeoPackage Vector File（*.gpkg） | GeoPackage is an open data format for storing geographic information, developed by OGC. The storage form is a platform-independent SQLite database file. It is used to store vector features, image tile matrix sets, raster map tile matrix sets, and non-spatial tabular data in an SQLite database. | Vector Dataset |
Raster File Import/Export Support
| Supported Import Raster File Formats | File Description | Supported Import as Dataset Type | Export Supported |
| Golden Software ASCII Grid File（*.grd） | Golden Software ASCII Grid File is a raster data storage format from Esri, storing the spatial location and pixel value information of cells in blocks. | Raster Dataset | √ |
| Arc/Info Binary Grid Folder（*.adf） | Arc/Info Binary Grid Folder is a binary raster data storage format from ESRI. The folder contains multiple .adf files, each storing different content of the data. | Raster Dataset | √ |
| Erdas Image File（*.img） | A common file format for remote sensing analysis on the ERDAS platform. It can store various data such as images, rasters, and DEM. | Image Dataset, Raster Dataset | √ |
| TIFF（*.tif; *.tiff） | TIFF (Tagged Image File Format) is a common high-bit color image format. GeoTIFF is a TIFF file format that contains geographic information, encoded in the reserved Tags of the TIFF file. | Image Dataset, Raster Dataset | √ |
| Bitmap File（*.bmp） | The standard image file format in the Windows operating system. It has no compression and takes up a large amount of space. Imported as image data. | Image Dataset, Raster Dataset | √ |
| PNG File（*.png） | A network image file storage format with simple compression for pixels with continuous pixel values. | Image Dataset, Raster Dataset | √ |
| GIF File（*.gif） | Graphics Interchange Format, with simple compression for pixels with continuous pixel values. | Image Dataset, Raster Dataset | √ |
| JPG File（*.jpg; *.jpeg） | A common image format that stores a single image using 24-bit color. | Image Dataset, Raster Dataset | √ |
| JPEG2000 File（*.jp2、*.jpk） | JPEG2000 is an image compression standard based on wavelet transform, with a relatively high compression ratio. | Image Dataset, Raster Dataset | |
| ECW File（*.ecw） | ECW is a proprietary format from Erdas, based on wavelet lossy compression, similar to JPEG 2000. | Image Dataset | |
| SIT Image File（*.sit）(Obsolete) | This is SuperMap's own raster and image file storage format. It integrates various imagery technologies, not only compressing image data significantly but also enabling extremely fast reading and display. | Image Dataset | √ |
| USGDEM and GBDEM Raster File（*.dem） | This is an exchange format for spatial data, imported as raster data. | Raster Dataset | |
| BIL File（*.bil） | BIL is Band Interleaved by Line format. It records data by scan line, with data from all bands for the same scan line recorded sequentially. The image order is all bands of the first pixel, then all bands of the second pixel, and so on. | Raster Dataset | |
| BIP File（*.bip） | BIP is Band Interleaved by Pixel format, recording data based on pixel pairs. | Raster Dataset | |
| BSQ File（*.bsq） | BSQ is Band Sequential format. It records data by band, with all scans of each band recorded sequentially. Each row of data is followed by the next row of data from the same band. | Raster Dataset | |
| RAW File（*.raw） | A common format in the field of digital imaging. It contains all the photo information from the sensor before it enters the camera's image processor. It features small compression loss and relatively small storage space. | Image Dataset | |
| MrSID File（*.sid） | A common remote sensing image storage format. Compressed by MrSID multi-resolution seamless image database, it requires less storage space and browsing time. | Image Dataset, Raster Dataset | |
| Telecom Data Raster File（*.b，*.bin） | Telecom industry data raster data. | Raster Dataset | |
| ASCII Grid File（*.asc） | This is the ArcGIS for Desktop Advanced grid exchange file. | Image Dataset, Raster Dataset | |
| GDAL Virtual Data Format（*.vrt） | A file format created by the Geospatial Data Abstraction Library (GDAL). This format allows creating virtual datasets from other datasets readable by GDAL. Supports multiple raster data formats, including TIFF, IMG, DEM, and others. | Image Dataset, Raster Dataset | |
| Meteorological Data File（*.grib2） | GRIB is a binary file format developed by WMO for exchanging and storing regularly distributed data. Data encoded in GRIB2 is divided into nine segments. | Raster Dataset |
Model File Import/Export Support
| Supported Import Model File Formats | File Description | Supported Import as Dataset Type | Export Supported | Format Version Compatibility |
| SketchUp 3D Model File（*.skp） | The native file format of SketchUp software, used for storing model data. | Model Dataset | SketchUP 2021 and below versions | |
| 3DS 3D Model File（*.3ds） | A model data format developed by Autodesk, capable of completely storing various information of the model. | Model Dataset | √ | Fully Supported |
| DXF 3D Model File（*.dxf） | An open file format developed by Autodesk for storing and exchanging CAD data, capable of completely storing various information of CAD data. | Model Dataset | AutoCAD 2024 and below versions | |
| DirectX Model File（*.x） | A file format for storing model data, which can include mesh data, textures, animations, and user-defined objects. | Model Dataset | √ | Fully Supported |
| FBX Model File（*.fbx） | AutoDesk's free 3D data exchange format for cross-platform use. | Model Dataset | √ | Import Support: FBX 7.1-7.4 Export Support: FBX 7.5 |
| 3D Printing 3D Model File（*.stl,*.off） | Model data that can be imported as a model dataset. | Model Dataset | √ | Fully Supported, STL File only supports ASCII code |
| OSGB File（*.osgb、*.osg） | OSG stands for Open Scene Graph, and OSGB stands for Open Scene Graph Binary. It is a 3D geospatial data file format used for storing and loading models, and is also a common tile data format for storing oblique photography 3D model data. | Model Dataset | √ | Import fully supported; does not support exporting OSG, only supports exporting OSGB from OSG library version 3.6.3 |
| Spatial 3D Model File（*.s3m、*.s3mb、*.s3mbz） | Spatial model data format that can be imported as a model dataset. Among these, S3MB stands for Spatial 3D Model Binary. s3mb 1.0 complies with T/CAGIS 1-2019, and S3MB 3.01 complies with CH/T 9040-2023. | Model Dataset | √ | Import Support: Fully Supported Export Support: All versions of S3M, S3MB 1.0/2.0 |
| OBJ Model File（*.obj） | A standard 3D model file format developed by Alias based on the workstation 3D modeling and animation software Advanced Visualizer. | Model Dataset | √ | Fully Supported |
| DAE Model File（*.dae） | DAE, i.e., Digital Asset Exchange, also known as Collada model, is a core exchangeable 3D model format under Khronos. | Model Dataset | √ | Import Support: Fully Supported Export Support: DAE 1.4 |
| GLTF Model File(*.gltf) | GLTF (GL Transmission Format) is an open standard developed and maintained by the Khronos Group, stored in JSON format, containing the structure and attributes of 3D models. | Model Dataset | √ | Fully Supported |
| SGM Model File（*.sgm） | A multi-purpose file format, usually containing structured data or text. | Model Dataset | ||
| FLT Model File(*.flt) | i.e., OpenFlight file, a file format used for generating 3D terrain and scenes. | Model Dataset | ||
| Google KML File（*.kml） | Keyhole Markup Language (KML) is defined by Google, based on XML language description, used to describe the display of 3D spatial data in Google Earth. A KML file is a collection of graphic elements, images, and setting information. | CAD Dataset, Simple Dataset | √ | Fully Supported |
| Google KML Compressed File（*.kmz） | KMZ is a compressed package of KML files. | CAD Dataset, Simple Dataset | √ | Fully Supported |
| IFC Model File（*.ifc） | IFC, i.e., Industry Foundation Classes, is a standard for building engineering data exchange. | Model Dataset | √ | Import Support: IFC2x-add1_longform, IFC2x2_ADD1, IFC2x3_TC1, IFC4_ADD2_TC1, IFC4x1, IFC4x2, IFC4x3_ADD2, IFC4x3_RC1 Export Support: IFC2x4, IFC4, IFC4x3 |
| RVT 3D Model File（*.rvt） | A model file created by Autodesk's Building Information Modeling (BIM) software Revit. It can comprehensively describe all aspects of a building model, providing rich information. | Model Dataset | Revit 2011-2024 versions | |
| DGN 3D Model File(*.dgn) | DGN is the native file format of Bentley Systems' MicroStation software, mainly used for 2D and 3D design and drawing in the architecture and engineering industries. Here it refers to BIM data in DGN format. | Model Dataset | ||
| 3DXML 3D Model File（*.3dxml） | A fully open, lightweight 3D data format introduced by Dassault Systemes. | Model Dataset | 3DXML files in ASCII code generated by CATIA V4/V5/V6 | |
| Virtual 3D City Model Data Exchange Format CityGML(*.xml) | City Geography Markup Language (CityGML), developed by OGC, is an open data model and XML format standard for storing and exchanging virtual 3D city models. | Model Dataset | CityGML 2.0 | |
| Petroleum Pipeline Facility Model Exchange Format(*.rvm) | Model project file of AVEVA PDMS (Plant Design Management System), used for storing and managing 3D design data. | Model Dataset | Fully Supported | |
| State Grid Transmission Line Design Engineering 3D Exchange Format（*.gim、*.mod) | GIM (Grid Information Model) is a standard model system established by the State Grid to meet the needs of 3D design for transmission and transformation engineering. *.gim (project file) and *.mod (3D parametric objects description file) are used to store 3D design model data for transmission and transformation engineering. | Model Dataset | √ | Import Support: Fully Supported Export Support: Only supports exporting *.mod on Win64 systems. |
| Geo3DML Geological Body Model File（*.xml） | Geological body model data that can be imported as a model dataset. | Model Dataset | Geo3DML 1.0 | |
| TIN Topographic Tile File（*.tinz） | Terrain model data that can be imported as a model dataset. | Model Dataset | √ | |
| TIN Terrain File（*.sct） | Terrain model data that can be imported as a model dataset. | Model Dataset | √ |
List of Data Import Formats Supported by Different Platforms
Vector File Formats
| File Type | File Format |