get-surfaces
Use this interface to list all overlays.
HTTP Request
GET http://ip/usapi?method=get-surfaces
| Parameter | Description | 
|---|---|
| method | get-surfaces | 
Response Body
{
  "result": 0, 
  "main-surface": 1,      // enable overlays for the main stream
  "second-surface": 0,    // disable overlays for the sub stream 
  "surfaces": [],
}
| Item | Description | 
|---|---|
| result | Returned status. 0 indicates that the request was accepted successfully. Refer to API Status Codes to find specific description for other values. |