RPCAPI

JSON-RPC request

{
  "jsonrpc": "2.0"  ,       // some json rpc version no
  "method": "<METHOD>",
  "params": <PARAM_OBJECT>, // optional
  "id": 1                   // not properly inspected yet
}

JSON-RPC response

{
  "id": 1,                  // probably request id
  "jsonrpc": 2.0",          // some json rpc version no
  "result": <RESULT_OBJECT> // result of request
}

METHOD
======

Name: Player.GetActivePlayers
Params: -
Result: [ {playerid: $id, type: $type}, {playerid: ...}, ... ]

######

Name: Player.Open
Params: { item => { "file" => $path } }       // params not complete
Result:

$path might be something like this:
  plugins://<plugin-name>/<some params>

######

Name: Player.Seek
Params: {"playerid": $pid, "value": $val}
Result: {
  "percentage": $p,
  "time": {
       "hours": $h,
       "minutes": $m,
       "seconds": $s,
       "milliseconds": $ms
  },
  "totaltime": {
       "hours": $h,
       "minutes": $m,
       "seconds": $s,
       "milliseconds": $ms
  }
}

$val:
  string:
    - smallforward
    - smallbackward
    - bigforward
    - bigbackward
  number (0-100):
    -percentage
  object:
    {
      "hours": $h,
      "minutes": $m,
      "seconds": $s,
      "milliseconds": $ms
    }