The EOS_SW_QUERY function returns information about a specified swath.
Syntax
Result=EOS_SW_QUERY(Filename, SwathName, [Info])
Return Value
This function returns an integer value of 1 if the file is an HDF file with EOS SWATH extensions, and 0 otherwise.
Arguments
Filename
A string containing the name of the file to be queried.
SwathName
A string containing the name of the swath to be queried.
Info
Returns an anonymous structure containing information about the specified swath. The returned structure contains the following fields:
|
Field |
IDL data type |
Description |
|
ATTRIBUTES |
String
|
Comma-delimited string containing the names of attributes
|
|
DIMENSION_NAMES |
String
|
Comma-delimited string containing the names of dimensions
|
|
DIMENSION_SIZES |
Long array |
Sizes of dimensions
|
|
FIELD_NAMES |
String
|
Comma-delimited string containing the names of fields
|
|
FIELD_RANKS |
Long array |
Ranks (dimensions) of fields
|
|
FIELD_TYPES |
Long array |
IDL types of fields
|
|
GEO_FIELD_NAMES |
String
|
Comma-delimited string containing the names of geolocation fields
|
|
GEO_FIELD_RANKS |
Long array |
Ranks (dimensions) of geolocation fields
|
|
GEO_FIELD_TYPES |
Long array |
IDL types of geolocation fields
|
|
IDX_MAP_NAMES |
String
|
Comma-delimited string containing the names of index maps
|
|
IDX_MAP_SIZES |
Long array |
Sizes of index map arrays
|
|
NUM_ATTRIBUTES |
Long |
Number of attributes
|
|
NUM_DIMS |
Long |
Number of dimensions
|
|
NUM_FIELDS |
Long |
Number of fields
|
|
NUM_GEO_FIELDS |
Long |
Number of geolocation fields
|
|
NUM_IDX_MAPS |
Long |
Number of indexed dimension mapping entries
|
|
NUM_MAPS |
Long |
Number of mapping entries
|
|
MAP_INCREMENTS |
Long array |
Increment of each geolocation relation
|
|
MAP_NAMES |
String
|
Comma-delimited string containing the names of maps
|
|
MAP_OFFSETS |
Long array |
Offset of each geolocation relation
|
Keywords
None
Version History