This request returns the current level of a specified channel group.
URL:
/get.cgi?req=grp&id=<groupID>&p=<playback>
Parameters:
id=<groupID>0to99999specifies the group ID (number).
p=<playback>(optional)0specifies that the CueServer’s output should be used to query the group’s channels.1to32specifies that a specific playback should be used to query the group’s channels.- If this parameter is omitted, the CueServer’s output will be used to query the group’s channels.
Response:
A 16-bit signed value (in network-byte order) is always returned from this request.
If every channel in the group is set to the same level, that level is returned from zero (0x0000) to 100% (0x00FF).
If the group’s channels have mixed values, then -1 (0xFFFF) is returned.
Errors:
If an error occurs during the processing of the request, the meaning of the returned value is explained in the following table:
| Error Value | Description |
|---|---|
-2 |
An internal shared memory error occurred. |
-3 |
An invalid parameter was specified. |

