{
    "$schema": "http://iot.bzh/download/public/schema/json/ctl-schema.json",
    "metadata": {
        "uid": "4a-policy",
        "version": "0.1",
        "api": "4a-policy",
        "require": [],
        "info": "Basic Audio Policy Control for Audio-4a - Sample 1",
        "author": "Loïc Collignon <loic.collignon@iot.bzh>",
        "date": "2018-05-25"
    },
    "onload": [],
    "controls": [],
    "events": [],
    "roles":[
            {
                "uid": "radio",
                "description": "Radio (tuner)",
                "priority": 0,
                "stream": "radio_stream"
            },
            {
                "uid": "multimedia",
                "description": "Multimedia content (e.g. media player, etc.)",
                "priority": 0,
                "stream": "multimedia"
            },
            {
                "uid": "emergency",
                "description": "Safety-relevant or critical alerts/alarms",
                "priority": 100,
                "stream": "emergency",
                "interrupts":[
                    {"type": "ramp", "args": { "uid": "ramp-slow", "volume": 30} }
                ]
            },
            {
                "uid": "navigation",
                "name": "navigation",
                "description": "Navigation instructions (GPS, turn directions, etc...)",
                "priority": 25,
                "stream": "navigation",
                "interrupts":[
                    {"type": "ramp", "args": { "uid": "ramp-slow", "volume": 30} }
                ]
            }
        ]
}