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NetDVR.book Page 40 Wednesday, May 12, 2004 4:06 PM
NetDVR | User's Guide | Playback
5.3 Image Control panel
The image of a selected camera is also
displayed in the control panel in a small screen
at the top right corner. To select an image from
a quad screen display, click the image once.
Together with the associated buttons the
following functions can be controlled: image
expansion (electronic zoom), brightness, and
contrast. It is also possible to save an image on
the PC as a 'bitmap' file or print it when the
playback is stopped.
•
Image Expansion – This is used to zoom into a specific part of a recorded image from a
selected camera view. Configure electronic zoom by dragging rectangular area in the
control image. This area may be moved and resized.
•
To change the area using the keyboard: To change the size press the '+' (expansion) and
'-' (reduction) or 'PgUp' (expansion), and 'PgDn' (reduction) keys.
•
To move the selected zoom area, use arrow keys on the keyboard.
To change the area using the mouse:
•
To change the size, move the mouse over one of the corners and as the pointer changes
into an arrow press and hold down the right hand mouse button and drag the corner to
make the area larger or smaller.
•
To move, the mouse in the zoom area and as the pointer changes to a cross press and
hold down the left hand mouse button and move the selected zoom area.
The expanded image is displayed in relevant camera view screen.
To return to normal view:
•
Click outside the selected area to disable image expansion.
•
Control brightness – Slider controls to adjust the brightness of selected image. (Clicking
on the 'Brightness' icon will return the level to the default value).
•
Control contrast – Slider controls to adjust the contrast of selected image. (Clicking on
the 'Contrast' icon will return the level to the default value).
•
Save file – To save a selected full image as 'bitmap' file (the selection becomes active
after stopping playback).
•
Print file – To print the selected full image (the selection becomes active after stopping
playback).
Bosch Security Systems | 2004-01
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