Sony FCB-EV7320 Technical Manual page 16

Privacy Zone Masking Function
Privacy Zone masking protects private objects and
areas such as house windows, entrances, and exits
which are within the camera's range of vision but not
subject to surveillance.
Privacy zone masking can be masked on the monitor to
protect privacy.
Features
• Mask can be set on up to 24 places according to Pan/
Tilt positions.
• Mask can be displayed on 8 places per screen
simultaneously.
• Individual on/off zone masking settings.
• Two colors can be individually set for each of
24 privacy zones.
• Interlocking control with zooming.
• Interlocking control with Pan/Tilt.
• Non-interlocking control with Pan/Tilt.
Details of Setting Commands
Set Mask
Command: 8x 01 04 76 mm nn 0r 0r 0s 0s FF
Parameters:
mm Setting Mask
See "mm: Mask setting list" in "Parameters" on page 17.
nn Selects new setting or resetting for the zone. See "nn:
Setting" in "Parameters" on page 17.
rr Sets the half value "w" of the Mask Width.
ss Sets the half value "h" of the Mask Height.
See "pp: x, qq: y, rr: w, ss: h" in "Parameters" on page 17.
Comments: To set the mask, first display the object at
the center of the screen. When "nn" is set to 1, the
current Pan/Tilt/Zoom Position is recorded in
internal memory.
When "nn" is set to 0, the Pan/Tilt/Zoom Position
in memory is not changed.
Notes
• The tilt angle at which you can set the mask is between –70 to
+70 degrees.
• It is recommended that you set the size to at least twice the size
of the object (height and width).
Set Display
Command: 8x 01 04 77 pp pp pp pp FF
Parameter:
pp pp pp pp Each 24 Privacy Zones corresponds to the BIT.
See "pp pp pp pp: Mask bit" in "Parameters" on
page 18.
Comments: Each of 24 Privacy zones can be switched
on and off individually by a single VISCA
Command. If you want to display a Privacy zone,
you must set its bit to 1. If you do not want to
display a Privacy zone, you must set its bit to 0.
Set Mask Color
Command: 8x 01 04 78 pp pp pp pp qq rr FF
Parameter:
pp pp pp pp Each 24 Privacy Zones correspond to the BIT.
See "pp pp pp pp: Mask bit" in "Parameters" on
page 18.
qq Set the color code
rr Set the color code. See "qq, rr: Color code" in
"Parameters" on page 18.
Comments: Two different color masks can be chosen.
Two colors can be individually set for each of
24 privacy zones.
If the bit of parameter (pp pp pp pp) is set to "0",
mask color will be "qq" color (Color code). If the
bit of parameter (pp pp pp pp) is set to "1", the
mask color will be "rr" color (Color code).
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Basic Functions