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IDL Reference Guide: Procedures and Functions |
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QUERY_PICT is a method of obtaining information about a PICT image file without having to read the file. See QUERY_* Routines for more information.
Result = QUERY_PICT ( Filename [, Info] )
This routine returns a long with the value of 1 (one) if the query was successful (and the file type was correct) or 0 (zero) on failure.
A scalar string containing the pathname of the PICT file to query.
Returns an anonymous structure containing information about the image in the file. The Info.TYPE field will return the value `PICT'.
| Note See General Query * Routine Info Structures for detailed structure information. |
None
QUERY_* Routines, READ_PICT, WRITE_PICT
IDL Online Help (March 06, 2007)