Query: hdfls
OS: debian
Section: 1
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
HDFLS(1) General Commands Manual HDFLS(1)NAMEhdfls - list basic information about an HDF fileSYNOPSIShdfls [-o] [-l] [-d] [-v] [-g] [-s] [-h] [-t n] hdf_fileDESCRIPTIONhdfls provides general information about the tags, reference numbers, and if requested, lengths of the data elements.OPTIONS-o display the reference numbers in ascending order. -l long format. Display more information about the file. -d Display offset and length information for each element in the file. -v verbose. Display annotation and label text, along with the format triggered by the -l flag. -g Group. List items by group. -s Special elements. Display detailed information about special elements. -d Display offset and length information for each element in the file. -h Dump DD block information. -t n Tag. Only list information about the specified tag. Must be followed by a tag number.EXAMPLESA file called "aa.hdf" contains three items associated with a raster image; the image dimensions, a palette, and the raster image. To dis- play information about the contents of this file, the following command is used. hdfls aa.hdf The following output is displayed: aa.hdf: Image Dimensions-8: (Raster-8): (tag 200) Ref nos: 1 Image Palette-8: (Raster-8): (tag 201) Ref nos: 3 Raster Image-8: (Raster-8): (tag 202) Ref nos: 1 The following displays the same information with the length of each data element: hdfls -l aa.hdf This would result in the following information being displayed: aa.hdf: Image Dimensions-8: (Raster-8) : (tag 200) Ref no 1 4 bytes Image Palette-8: (Raster-8) : (tag 201) Ref no 3 768 bytes Raster Image-8: (Raster-8) : (tag 202) Ref no 1 120000 bytesSEE ALSOhdf(5) October 31, 1999 HDFLS(1)
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