![](/images/new-backgrounds/1218034/218034271x1.webp)
VIVOTEK
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| separately as follows: |
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| Bit 0 => Support camera control |
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| function; 0(not support), 1(support) |
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| Bit 1 => |
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| (external), |
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| Bit 2 => Support pan operation; 0(not |
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| support), 1(support) |
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| Bit 3 => Support tilt operation; 0(not |
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| support), 1(support) |
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| Bit 4 => Support zoom operation; 0(not |
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| support), 1(support) |
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| Bit 5 => Support focus operation; 0(not |
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| support), 1(support) |
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text | string[16] | 1/4 | Enclose caption. |
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imprinttimestamp | <boolean> | 4/4 | Overlay time stamp on video. |
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exposuremode | auto,fixed | 4/4 | Exposure mode |
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maxexposure | 1~32000 | 4/4 | Maximum exposure time. |
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maxexposure | 1~32000 | 4/4 | Maximum exposure time. |
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options | quality, | 4/4 | Video input option: |
| framerate, crop |
| (1) video quality first mode |
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| (2) video frame rate first mode |
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| (3) cropping mode |
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| (not used in IP8162) |
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preoptions | quality, | 4/4 | Record the previous video options. |
| framerate, crop |
| (not used in IP8162) |
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enablepreview | <boolean> | 1/4 | Usage for UI of exposure settings. |
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| Preview settings of video profile. |
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crop_position | <coordinate> | 1/4 | Crop |
| (x,y) |
| (not used in IP8162) |
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crop_size | <window size> | 1/4 | Crop width and height. |
| (WxH) |
| (width must be 16x or 32x and height |
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| must be 8x) |
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| (not used in IP8162) |
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crop_preview | < boolean > | 1/4 | Usage for UI of crop setting |
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| (not used in IP8162) |
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mpeg4, mjpeg, | 1/4 | Video codec type. svc is only supported | |
| h264, svc |
| with stream 0. |
| <product |
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| dependent> |
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Reference | 1/4 | Video resolution in pixels. | |
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136 - User's Manual