GenerateFilename Task

This task generates a filename based on input parameters, in the following order:[directory][prefix][number][random][extension].

Example

; Start the application

e = ENVI()

; Get the task from the catalog of ENVITasks

Task = ENVITask('GenerateFilename')

; Define inputs

Task.NUMBER = 1

Task.DIRECTORY = Filepath('', /TMP)

Task.PREFIX = 'ISODATA_'

Task.RANDOM = !False

; Run the task

Task.Execute

; Print the output

Print, Task.OUTPUT_FILENAME

Syntax

Result = ENVITask('GenerateFilename')

Input properties (Set, Get): EXTENSION, NUMBER, DIRECTORY, PREFIX, RANDOM

Output properties (Get only): OUTPUT_FILENAME

Properties marked as "Set" are those that you can set to specific values. You can also retrieve their current values any time. Properties marked as "Get" are those whose values you can retrieve but not set.

Methods

This task inherits the following methods from ENVITask:

Properties

This task inherits the following properties from ENVITask:

COMMUTE_ON_DOWNSAMPLE

EXTENSION (optional)

Specify a scalar string denoting the filename extension.

NUMBER (optional)

Specify a number to append after the prefix value in the filename.

DIRECTORY (optional)

Specify the directory. If you do not set this property, the directory will set to the ENVI temporary directory.

OUTPUT_FILENAME

This is the output filename.

PREFIX (optional)

Specify a scalar string denoting the filename prefix.

RANDOM (required)

Add a random number to the filename. The default value is true.

Version History

ENVI 5.5

Introduced

API Version

4.2