GVD M3 series, Руководство пользователя

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Chapter 4
System Operation
HD NVR User Manual 4-53
4-5-10 Digital Zoom Mode (ePTZ)
The Digital Zoom mode is called the ePTZ mode. The mode utilizes the high
resolution feature of the mega pixel camera to simulate the mechanic functions the
PTZ camera has. The mode helps the user to filter the image details more efficiently.
When the digital zoom mode is active, the image can be zoomed in and out directly.
To run in the Digital Zoom mode, see the following steps:
Figure 4-37 Run the Digital Zoom mode
1.
Refer to section 4-6 ‘ Time Slider ’ to show the Time Slider and click the Digital
Zoom Mode.
2.
Click the selected viewer and set the viewer active.
3. To zoom in the image, roll down the wheel of the mouse and the image will be
enlarged. To zoom out the image, roll up the wheel of the mouse and the image
will be shrunk.
4. Hold the left key of the mouse and move the mouse to the preferred direction. As
the mouse move, the viewer shows the corresponding image until the border of the
image appears.
5. To close the digital zoom mode, click the normal mode in the Time Slider .
TIP: Press the hot key ‘ Z ’ , and the viewer toggles the
normal mode and the digital zoom mode.
TIP: The combination of the digital zoom mode and
the ROI function allows the general channel to
simulate the pan, tilt, and zoom ing functions. (Refer
to section 4-5-9 ‘ Play a ROI ’ .)