	* * * DEMIEC * * *					PAGE 1 OF 5

IMAGE ENHANCEMENT CONSOLE DEMONSTRATION PROGRAM.

PROVIDES FACILITIES FOR DISPLAY AND MANIPULATION OF 12-BIT
MONOCHROME IMAGES USING THE IEC-2212 IMAGE ENHANCEMENT CONSOLE.

12-BIT COLOR IMAGES MAY ALSO BE DISPLAYED ONLY.

AVAILABLE FUNCTIONS ARE EACH INVOKED BY SINGLE-LETTER ENTRIES
(THE FIRST LETTER OF EACH SELECTION) FOLLOWED BY A CARRIAGE RETURN
FROM THE FOLLOWING LIST:

	"NEW FILE/WINDOW/PLOT/FOTO/VIEW/MAGNIFY/HILITE/STATISTICS"


	NEW FILE - - (N)

REPLACES THE DISPLAYED IMAGE WITH THE CONTENTS OF THE IMAGE FILE ON FLOPPY
DISK DRIVE 1 (RIGHT SIDE).

		STRIKE "RETURN" FOR PAGE 2...
	WINDOW - - (W)

ALLOWS MANIPULATION OF A 4096-ELEMENT MONOCHROME INTENSITY
TRANSFORMATION TABLE BY TWO VARIETIES OF KEYBOARD INPUT:

     (1) SPECIFIC CHANGES OF CONTRAST OR BRIGHTNESS WITH
     NUMERIC INPUT ("C "<INTEGER>, "B "<INTEGER>) OR

     (2) CONTINUOUS CHANGES IMPLEMENTED BY THE "U" OR "D"
     CHARACTER IMMEDIATELY FOLLOWING "C" OR "B"
     FOR BRIGHTNESS OR CONTRAST CHANGE RESPECTIVELY.

THE CHARACTERISTICS OF THE VIEWING WINDOW ARE DISPLAYED
IN LINES 7-9 OF THE ANNOTATION FIELD TO THE RIGHT OF THE IMAGE.

AN "X" RETURNS TO THE LIST OF AVAILABLE FEATURES.

		STRIKE "RETURN" FOR PAGE 3...
	PLOT - - (P)

PRODUCES A BLINKING PLOT OF IMAGE INTENSITY FOR ANY SELECTED
IMAGE ROW, ALSO HIGHLIGHTING THE SELECTED ROW.

THE IMAGE IS OVERWRITTEN BY THE PLOT, THE PLOT BEING "ERASED" BY RE-WRITING
THE ORIGINAL IMAGE WHEN A "RETURN" IS STRUCK AFTER PERUSAL OF THE PLOT.

	FOTO - - (F)

ENABLES INTERLACED VIDEO AND INTENSITY REFERENCE SCALE FOR PHOTOGRAPHY OR
MONITOR CONTRAST/BRIGHTNESS ADJUSTMENT.

	VIEW - - (V)

RESTORES REPEAT-FIELD (OVERSCAN) VIDEO AND DISABLES INTENSITY REFERENCE SCALE
FOR FATIGUE-FREE NORMAL VIEWING.

		STRIKE "RETURN" FOR PAGE 4...
	MAGNIFY - - (M)

ALLOWS OPERATOR DEFINITION OF A RECTANGULAR REGION-OF-INTEREST BY
SPECIFICATION OF DIAGONALLY OPPOSITE COORDINATES WHICH ARE THEN EMPLOYED
FOR FOUR-POINT LAGRANGIAN INTERPOLATED MAGNIFICATION BETWEEN
EXISTING PIXELS TO FILL THE VIEWING WINDOW WITH THE LARGEST POSSIBLE IMAGE.

INTERPOLATION IS FIRST DONE ROW-BY-ROW WITH THE RESULTS WRITTEN TO THE
SYSTEM FLOPPY DISK (DRIVE 0, LEFT SIDE), THEN VERTICALLY FROM THE SYSTEM DISK
TO THE ID-2212.  AS A CONSEQUENCE, A 256-BLOCK SPACE FOR THE SCRATCH FILE MUST
BE AVAILABLE ON THE SYSTEM DISK.

	HILITE - - (H)

GENERATES A BLINKING HIGHLIGHTED CONTOUR IN RESPONSE TO OPERATOR INPUT OF
CONTOUR CENTER AND WIDTH.

THE CONTOUR CONTINUES TO BLINK UNTIL A "RETURN" IS STRUCK:
THE OPERATOR THEN HAS THE CHOICE OF PRODUCING ANOTHER CONTOUR OR
RETURNING TO THE SELECTION MENU.

		STRIKE "RETURN" FOR PAGE 5...
	STATS - - (S)

ALLOWS OPERATOR DEFINITION OF A RECTANGULAR REGION-OF-INTEREST,
THEN READS THE DATA CONTAINED THEREIN, CALCULATING AREA IN PIXELS,
ARITHMETIC MEAN AND STANDARD DEVIATION. THE RESULTANT DATA IS DISPLAYED
TO THE RIGHT OF THE IMAGE VIEWING WINDOW.

A "RETURN" ERASES THE RECTANGLE OUTLINING THE REGION-OF-INTEREST BY
RE-READING THE IMAGE FILE, THEN RETURNING TO THE SELECTION MENU.

		* * * PAGE 5 OF 5 * * * END OF DEMIEC HELP * * *
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