The EOS_SW_QUERY function returns information about a specified swath.
Result=EOS_SW_QUERY(Filename, SwathName, [Info])
This function returns an integer value of 1 if the file is an HDF file with EOS SWATH extensions, and 0 otherwise.
A string containing the name of the file to be queried.
A string containing the name of the swath to be queried.
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 |
None
|
5.3 |
Introduced |