Supported Elevation Formats

FormatExtensionsImportExportUses GDALNotes
Adobe IllustratoraiYSimple paths only
ArcInfo ASCII gridascYYYNon-GDAL legacy export also available
ArcInfo binary gridadfYY
ASCII point cloudasc, xyzY
Binary TerrainbtYYY
BLX topographyblxYYYUntested
Carrera MSHmshY1,2Y
CDED 50KYYY
DirectDraw surfaceddsYRGB encoded normal map
DTEDdte, dt*YYYLevels 0, 1, and 2
DXF meshdxfYY3DFACE entities only, export can be plain or optimized
DXF contoursdxfYPolylines used to create convex hull heightfield
ESRI shapefileshpYPolylines used to create convex hull heightfield
Generic BinarybilYYUntested
GeoTIFFtif, tiffY1YYExport is 32-bit
GIFgifYY
GTOPO30Y116-bit only
HGThgtY
Japanese DEMmemYY
MicroDEMdemY1Older MicroDEM only
MicroGDS ThingsthfY1,2Elevations are along Z axis
NTFY1,2
OGC Web Coverage ServicexmlYY
PNGpngYYYPOV-Ray HF interpretation when multichannel color
Portable graymappgmYY
Raw binaryrawYY
RayshadehfYY
Rhino/OpenNURBSYTexture is also exported
Second LiferawYYElevation channels only. Export requires existing SL file
Simple Terrain ModelstmYY
SRTMhgtYYYFiles must observe HGT limits (resolution, extents, etc.)
SRTM30Y116-bit only
Stereo lithographystlYY
Surfer GRDgrdYY
TargatgaYYPOV-Ray HF interpretation
Terragenter, terrainYYYCan also import using ""File, Open""
UKOS DTM (DXF)dxfYPoint cloud
USGS DEMdemYYY
USGS SDTSddfYY
VistaproY1,2
Visual Nature StudioelevYYLegacy datums/projections unsupported
WavefrontobjYPlain or optimized
Windows bitmapbmpYYYPOV-Ray HF interpretation
World Construction SetelevYYLegacy datums/projections unsupported
Xpand RallyheightYY

 


1. Not all format variants or features may work.
2. Algorithm based on reverse engineering instead of format specs.