Gets a preview for a command for the specified page of an image in the Leadtools.Sane session manager.
id
Scanning session ID
pageNumber
Page to process. pageNumber is 1-based.
commandName
Name of the command to preview
arguments
Arguments to pass to the command to preview
width
Width of the preview image to return
height
Height of the preview image to return
format
File format of the preview image to return
bpp
Bits-per-pixel of the preview image to return
userData
User data object
Image in the format, bits per pixel, and dimensions; as processed with the specified command and arguments
Processes the image page without changing the image stored in the session manager