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Figure 4-23
4.5.5 Panoramic+PTZ Camera Preview
You can monitor the entire scene from all directions, or you can zoom in and out on the local scene.
The Panoramic+PTZ camera shall be connected on the front end.
Step 1 On the preview interface, select the panoramic camera channel and then click .
The preview interface of the Panoramic+PTZ camera is displayed. See Figure 4-24. 1 is the
panoramic window and 2 is the local scene window.
Figure 4-24
Step 2 Select the local scene image (2) and rotate the camera to the specified position by clicking the
PTZ control zone on the right to zoom in or zoom out the scene.
4.5.6 Zero-Channel Preview
Zero-channel preview refers to the combination of multiple channels of the local preview interface into
one channel transmission by coding and compressing the main CVBS output image of NVR device, so
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