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---------------------------------------------------------------------
GraphLCD driver library

The Image driver
---------------------------------------------------------------------

Description
-----------
The Image driver writes image sequences in PBM (Portable Bit Map)
format showing the output that you would normally see on a LCD e.g.
from the graphlcd plugin.


Configuration Parameters
------------------------
The Image driver supports the following parameters in config file:

Width
 Sets the horizontal size of the display. If this parameter is not
 given, a default value of 240 pixels is used.

Height
 Sets the vertical size of the display. If this parameter is not
 given, a default value of 128 pixels is used.

UpsideDown
 Rotates the display output by 180 degrees. This might be useful, if
 the LCD is mounted upside-down.
 Possible values: 'yes', 'no'
 Default value: 'no'

Invert
 Inverts the display.
 Possible values: 'yes', 'no'
 Default value: 'no'