# Progress

## Function

This API is used to get PTZ status.

## Request Message

### Parameter Description

#### Table 1

Parameter | Range | Type | Description
--- | --- | --- | ---
channel |  | string | Channel name.

Sample:

    POST /API/PreviewChannel/PTZ/Control/Progress HTTP/1.1

    {
        "version": "1.0",
        "data":{
            "channel": "CH1"
        }
    }

## Response Message

See PreviewChannel > PTZ > Get > Parameter Description > Table 2 for parameter description.

Sample:

    HTTP/1.1 200 OK
    Content-Type: application/json

    {
        "result": "success",
        "data": {
            "channel": "CH2",
            "zoom_slider": 1,
            "focus_slider": 564,
            "isctl": false
        }
    }

## Error Code

See Response Messages Body and Common error_code for more information.