; TVCHAN
;---------------------------------------------------------------
;! Specified a TV channel (plane)
;# ADVERB TV
;-----------------------------------------------------------------------
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;-----------------------------------------------------------------------
TVCHAN    LLLLLLLLLLLLUUUUUUUUUUUU CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
----------------------------------------------------------------
TVCHAN
Type: Adverb  (Real)
Use:  TV channel to be used.  When 2 channels need to be specifed,
      adverb TV2CHAN is now used.
Null Value:  0
      Null value assignment depends on verb or task:
      0 => 1 for most.
Verbs:
   HUEWEDGE......Show a wedge on the TV suitable for TVHUEINT displays.
   OFFSCROL......Verb which deactivates scroll of an image.
   OFFTRAN.......Verb which restores transfer function to normal.
   REMOVIE.......Verb to rerun a previously loaded (TVMOVIE) movie.
   ROAMOFF.......Verb to recover image from roam display in simple display
                 mode.
   TV3COLOR......Verb to initiate 3-color display using 3 TV channels.
   TVANOT........Verb to load anotation to the TV image or graphics.
   TVBLINK.......Verb which blinks 2 TV planes, can do enhancement also.
   TVCLEAR.......Verb to clear image from TV channel(s).
   TVCUBE........Verb to load a cube into tv channel(s) & run a movie.
   TVFIDDLE......Verb enhances B/W or color TV image with zooms.
   TVHUEINT......Verb to make hue/intensity display from 2 TV channels.
   TVILINE.......Verb to draw a straight line on an image on the TV.
   TVLINE........Verb to load a straight line to the TV image or graphics.
   TVLOD.........Verb to load an image into a TV channel.
   TVLUT.........Verb which modifies the transfer function of the image.
   TVMBLINK......Verb which blinks 2 TV planes either auto or manually.
   TVMLUT........Verb which modifies the transfer function of the image.
   TVMOVIE.......Verb to load a cube into tv channel(s) & run a movie.
   TVOFF.........Verb which turns off TV channel(s).
   TVON..........Turns on one or all TV image planes.
   TVROAM........Load up to 16 TV image planes and roam a subset thereof.
   TVSCROL.......Shift position of image on the TV screen.
   TVSPLIT.......Compare two TV image planes, showing halves.
   TVTRANSF......Interactively alters the TV image plane transfer
                 function.
Procedures:
   COTVLOD.......Proc to load an image into a TV channel about a
                 coordinate.
   OFFHUINT......Proc which restores TV functions to normal after
                 TVHUEINT.
   OFFROAM.......Procedure to clear the TV from a Roam condition.
   TVALL.........Procedure loads image to TV, shows labeled wedge,
                 enhances.
   TVRESET.......Reset the TV without erasing the image planes.
Tasks:
   BLANK.........Blanks out selected, e.g. non-signal, portions of an
                 image.
   BLSUM.........Sums images over irregular sub-images, displays spectra.
   GREYS.........Plots images as contours over multi-level grey.
   HUINT.........Make RGB image from images of intensity & hue, like
                 TVHUEINT.
   KNTR..........Make a contour/grey plot file from an image w multiple
                 panels.
   PANEL.........Convert HOLOG output to panel adjustment table.
   PCNTR.........Generate plot file with contours plus polarization
                 vectors.
   PFPL1.........Paraform Task to generate a plot file: (does grey scale).
   PLAYR.........Task to load one or two images and play with them on the
                 TV.
   TVHUI.........Make TV image from images of intensity, hue, saturation.
   TVIEW.........Display image cube in all 3 transpositions with rotation
                 & reference.
   TVPL..........Display a plot file on the TV.
   TVRGB.........Make TV image from images of true color (RGB) images.
   TVSPC.........Display images and spectra from a cube.
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