Administrator’s Guide Addendum for the Polycom VVX 1500 Business Media Phone

Video Coding Algorithms <codecs/>

Camera Controls <camera/>

These settings control the performance of the camera.

These configuration attributes are defined as follows:

Attribute

Permitted

Default

Interpretation

Values

 

 

 

 

video.camera.

0 to 2

Null

Set flicker avoidance.

flickerAvoidance

 

 

If set to 0 or Null, flicker avoidance is automatic.

 

 

 

 

 

 

If set to 1, 50hz AC power frequency flicker

 

 

 

avoidance (Europe/Asia).

 

 

 

If set to 2, 60hz AC power frequency flicker

 

 

 

avoidance (North America).

 

 

 

 

video.camera.frameRate

5 to 30 frames

Null

Set target frame rate.

 

per second

 

Values indicate a fixed frame rate, from 5 (least

 

 

 

smooth) to 30 (most smooth).

 

 

 

If set to Null, the value 25 is used.

 

 

 

 

video.camera.brightness

0 to 6

Null

Set brightness level.

 

 

 

The value range is from 0 (Dimmest) to 6

 

 

 

(Brightest).

 

 

 

If set to Null, the value 3 is used.

 

 

 

 

video.camera.saturation

0 to 6

Null

Set saturation level.

 

 

 

The value range is from 0 (Lowest) to 6 (Highest).

 

 

 

If set to Null, the value 3 is used.

 

 

 

 

video.camera.contrast

0 to 4

Null

Set contrast level.

 

 

 

The value range is from 0 (No contrast increase) to

 

 

 

3 (Most contrast increase, and 4 (Noise reduction

 

 

 

contrast).

 

 

 

If set to Null, the value 0 is used.

 

 

 

 

video.camera.sharpness

0 to 6

Null

Set sharpness level.

 

 

 

The value range is from 0 (Lowest) to 6 (Highest).

 

 

 

If set to Null, the value 3 is used.

 

 

 

 

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Polycom 1725-11530-310 manual Camera Controls camera