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Manual - Surveillance System, Security Cameras, and CCTV ...

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98<br />

1.14.3 Noise Filter<br />

The Noise Filter function can remove video <strong>and</strong> audio noise from live view. The video denoising can<br />

reduce file size <strong>and</strong> improve image quality, while the audio denoising can maximize the sound quality.<br />

Filtering Out Video Noise<br />

1. Click the Configure button (No. 14, Figure 1-2), point to Video Analysis <strong>and</strong> select Video<br />

Lowpass Filter Setting. This dialog box appears.<br />

Figure 1-78<br />

2. Select the desired channels to be filtered out video noises, <strong>and</strong> click OK. The video noises from<br />

the selected channels are reduced, <strong>and</strong> file sizes are decreased too.<br />

Filtering Out Audio Noise<br />

1. Click the Configure button (No. 14, Figure 1-2), point to A/V Setting, select Wave Out, <strong>and</strong> select<br />

Wave Out Denoise. A dialog box appears.<br />

2. Select the desired channels to be filtered out audio noise, <strong>and</strong> click OK. The audio noises of the<br />

selected channels are reduced.

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