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By default, video is recorded to the archive with the same frame rate as the video capture card digitizes it. Thus, to reduce the archive size, you can configure the frame rate can be configuredof this parameter.

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1. Go to the Hardware tab in the System settings dialog box (1) window.
2. Select the Camera object
corresponding
3. in the object tree that corresponds to the required camera
in the objects tree (2). The settings panel for the selected object is displayed on the right of the Hardware tab
4. .
 
6. Go to the Basic settings tab on the settings panel of the Camera object (3).
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7. Specify the recording frame rate value in the Recording frame rate field (4). The value is not to mustn't exceed the digitization frame rate value. The value set for the the Recording frame rate parameter allows calculating the interval (msec) in which a frame is to must be captured to be stored in the for archive .  The calculation is made recording. You can calculate according to the formula:
   Interval Time interval = 1000 / Value in the Recording frame rate field

   Info
   title Note.
   Setting When setting the value of the Recording frame rate parameter, take account of note the video digitizing rate and frame rate (fpsFPS). Otherwise, otherwise the actual recording speed can differ from the set one.

8. Click the Apply button (5).

Setting the video frame rate is complete.