ST E N C I L SOU RC E M E N U
This menu contains two sets of selections.
The top half - STENCIL SOURCE - a l lows you to select where
the stencil comes from.
The bottom half - VIDEO SOURCE - selects which of the two
inputs (VIDEO
I
or VIDEO
2)
is to be used for digital and analog
functions. As well, a BLANKING option for PAL-type CVI's
a l lows suppression of extra lines a t the top and bottom of screen.
0)
I ntern a l :
The norma l, internally genera ted stencil - it is t h e
Stencil p l a n e
t h a t can b e d r a w n on a n d wiped. I t bears a fixed
spaci a l relationship to the stored digital image in the field store.
In other words, there is a pixel to pixel rela tionship between the
field store and the stencil plane, a n d if the i mage is pan ned or
zoomed, the stencil will move with it.
1) Casca d e :
The stencil coming from a seco nd CVI i n
Cascade
mode. Instead of using the
I n t e r n a l
stencil o f the CVI, the stencil
Output from a second CVI (plugged into t h e CASCADE IN
connector of the first) w i l l be used. This selection also enables
the external 'key' that may be fed into the STENCIL INPUT to be
used.
2)
Chroma key:
This selects a stenc i l from the i n ternal
chroma key mec h a n i sm of the CVI. T his means tha t t h e stencil is
not fixed. I t moves with t h e c h r oma keyed im age. See Section
2
-
VIDEO EXERCISES and PRESETS for in forma tion o n the
applications of the
C h roma key
selection. See Section 3 - SETUP
menu for i n formation on adjus ting the chroma key colour a n d
threshold levels.
50
-
VIDEO MENU
'""- -
Summary of Contents for CVI
Page 1: ...r e User Manual Computer Video Instrument...
Page 4: ...Startea 2 Video Melius...
Page 102: ...33 Quad mirror Slow scan across L J _J...
Page 103: ......
Page 104: ...56 Under over stencil 57 Under over catch up 58 Push to freeze...
Page 105: ...60 L J _JI L...
Page 106: ...80 Under over texture wipe L J _J...
Page 107: ...L J _Jd r...
Page 197: ...RS232C Port ControI 1 Rev 7 Software Update 1...
Page 268: ...Glossary 1 Index 5...
Page 282: ......