´« Ó¥ wrote: > hi: > i download gdal140 and compiled to support hdf4,but i didn't know how > to read hdf4 file data.can you give me a simple example? > thanks Have checked if examples on the HDF4 driver web page work for you? http://www.gdal.org/frmt_hdf4.html Cheers -- Mateusz Loskot http://mateusz.loskot.net