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IMDISP.HLP
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1992-08-09
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.HELP
The following commands are available :
BATch . . . . to execute a batch command file
BRIghten . . . . add n to each DN value
BROwse . . . . to display multiple files
CD . . . . MSDOS change directory command
COPy . . . . copy image to an internal buffer
CURsor . . . . to move the cursor around
DARken . . . . subtract n to each DN value
DIR . . . . MSDOS directory command
DISplay . . . . to display the image
ENHance name . . . . filter the image
ERAse . . . . to erase the display
EXIt or QUIt . . . . to exit from the program
FILe . . . . to specify the name of the image
HIStogram . . . . to display the histogram of the image
LABel . . . . to show image label
LOG . . . . to save commands to a text file
MASk . . . . to mask off pixels in the image
MENu . . . . to invoke menu list
MERge . . . . to combine internal buffers
NEGative . . . . to photo negative the image
OVErlay . . . . to draw grid lines on image
PALette . . . . to adjust the palette for the display
PERspective . . . . to display a pseudo-3D plot of the image
PLOt . . . . to display and plot spectral data
PROfile . . . . to plot a profile of the image
REFresh . . . . to refresh the image plane
ROTate . . . . to rotate a piece of the image
SAVe . . . . to save the image display to a file
SET . . . . to set display options
SLAnt . . . . displays the image slanted left/right
STRetch . . . . to do a linear gray scale stretch
SYStem . . . . to execute MSDOS commands
TEXt . . . . to place text on screen
TYPe . . . . MSDOS type command
WINdow . . . . to mark of a subimage on the display
Only the capitalized letters are required for the command.
The commands take optional keywords and values.
The syntax is: COMMAND KEY1=VAL1 KEY2 VAL2 . . .
Type 'HELP command' for help on a particular command.
.FILE
FILE takes a required string value, i.e. the file name
FILE without filename enters file prompt mode
FILE with a filename mask enters file prompt mode with only the
matching filenames
FILE also takes the following keyword:
NOMemory forces FILE to read the image from disk, even if the
image is already in XMS memory
.DISPLAY
DISPlay takes the following keywords:
SUBsample a positive integral subsampling factor
ZOOm a positive integral zoom factor
CENter to display area around cursor
AUToset to automatically set dnlow and dnhigh to some
percent n (def. 5 percent), based on histogram
NL NS number of lines and samples to display in image
SL SS starting line and sample in image
LEFT RIGHT move starting sample left or right from previous
UP DOWN move starting line up or down from previous
DSL DSS starting line and sample on display
FLIp flips the image top-to-bottom
SOUrce displays the source file, if given in the label for
Mars MDIM and Magellan F-MIDR only
NOPrompt command line prompt is not displayed
.ERASE
ERAse takes no parameters
.SET
SET takes the following keywords :
DNLOw DNHIgh the DN range to compress into display pixel
Use no parameters to see the current values
BROwse fname sets the default filename for use with BROWSE
SELect fname sets default filename for use with BROWSE SELECT
PALette dir sets default palette directory name for use with
PAL LOAD command
NS = n sets the number of samples/line for display
SWAP swaps bytes when reading the image (>8 bits)
UNSWAP resets SWAP, so bytes aren't swapped
REFRESH ON turns on the refresh buffer
REFRESH OFF turns off the refresh buffer
DELay ON for batch files - pauses before executing a line
DELay OFF for batch files - no pause before executing a line
PROmpt ON for batch files - enables display of each command
PROmpt OFF for batch files - disables display of each command
DISplay vname changes the display type to the one specified.
Standard graphics modes supported:
CGA (640x200x2) EGA (640x350x16)
EGA480 (640x480x16) VGA320 (320x200x256)
VGA (640x480x16)
Super VGA supported for the following:
ATI640 (640x480x256) - ATI VGA Wonder Board
ATI800 (800x600x256) - ATI VGA Wonder Board
ATI1024 (1024x768x16) - ATI VGA Wonder Board
EVGA512 (512x480x256) - Everex Board
EVGA640 (640x480x256) - Everex Board
ORCHID (640x480x256) - Orchid Board
ORCHID800 (800x600x256) - Orchid Board
ORCHID1024 (1024x768x256) - Orchid Board
PARADISE (640x400x256) - Paradise Board 256K
(640x480x256) - Paradise Board 512K
TRIDENT (800x600x256) - Trident SVGA Boards
PGA (640x480x256) - PGA Board
Use the DOS SET command before starting IMDISP to set the
default display type. EG: SET IMDISP=VGA will start up in VGA
mode.
.HISTOGRAM
HISTogram takes the following keywords :
SUBsample a integral subsample factor for speed
NL NS number of lines and samples from image
SL SS starting line and sample in image
CENter do histogram on displayed portion of image
VOY Use histogram from standard PDS Voyager image
VIK Use histogram from standard PDS Viking image
COL draw histogram using current color settings
.PALETTE
PALette takes the following keywords :
EDIt = n to interactively adjust n color palette using the
arrow keys on numeric keypad:
left(4) and right(6) move to different palette
color, ^left and ^right move to colors in larger
steps, HOME and END move to the beginning/end
colors, up(2), down(8) to increment/decrement all
colors, letters R, r, G, g, B, b to incr/decr the
color, invert the palette with x or X, scroll with S
or s, and . or carriage return to end.
PSeudo color PS = 0 for default palette
PS = 1 for gray scale palette
PS = 2 IBM EGA palette
PS = 3 Redorange PS = 4 Prism
PS = 5 Topo PS = 6 Contour
PS = 7 BGRY PS = 8 Glasses1
PS = 9 Glasses2 PS =10 Perspective
SAVe = file saves palette in text file
LOAd = file loads palette from file, if no file is blank,
then prompt mode is entered
DISplay displays the current palette on the screen
ERAse erases the current palette from the screen
CYCle number Cycle color palette, S or s saves the palette
CYC = 0 Blink CYC = 1 Blink 4 times
CYC = 2 Rotate left CYC = 3 Rotate right
CYC = 4 Rotate+random CYC = 5 Random
CYC = 6 Double rotate CYC = 7 Random swap
FAST delay .1 seconds between cycles
instead of the default .3 seconds
TIME n to cycle for n seconds
.STRETCH
STREtch takes the following keywords :
LOw, HIgh the low and high DN values of the stretch
e.g. STRET HI=128 for a stretch between 0 and 128
.CURSOR
CURSor takes the following keywords:
DSL, DSS place the cursor at the specified display line and
sample location
Use the mouse or numeric keypad to move the cursor around, '-'
and '+' to change the cursor step size, and '.' or carriage
return to end.
.PROFILE
PROFile takes no parameters
Use the mouse or numeric keypad to move the cursor around, '-'
and '+' to change the cursor step size, '.' or carriage return
to select the first an