4a-hal-cfg-reference/hal-4a-m3ulcbkf-radio-to-2ch.json


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{
    "$schema": "http://iot.bzh/download/public/schema/json/ctl-schema.json",
    "metadata": {
        "uid": "/dev/snd/by-path/platform-sound@1",
        "version": "0.9",
        "api": "4a-hal-m3ulcb-radio-to-2ch",
        "require": [ "alsacore", "smixer" ],
        "info": "4a hal for Rcar M3 device",
        "author": "Thierry Bultel",
        "date": "2018-07-11"
    },
    "controls": [
        {
            "uid": "ping",
            "info": "Ping hal",
            "action": "api://4a-hal-manager#ping"
        }
    ],
    "halmap": [
        {
            "uid": "agl-master-playback-volume",
            "alsa": {
                "name": "Digital Playback Volume1",
                "value": 80
            }
        },
        {
            "uid": "agl-pcm-playback-volume",
            "alsa": {
                "name": "Digital Playback Volume1",
                "value": 80
            }
        },
        {
            "uid": "agl-pcm-playback-switch",
            "alsa": {
                "name": "SRC Out Rate Switch",
                "value": 1
            }
        },
        {
            "uid": "agl-capture-volume",
            "alsa": {
                "name": "DVC In Capture Volume"
            }
        }
    ],
    "halmixer": {
        "uid": "rcar-m3",
        "mixerapi": "smixer",
        "ramps": [
            {
                "uid": "ramp-very-fast",
                "delay": 50,
                "up": 6,
                "down": 10
            },
            {
                "uid": "ramp-fast",
                "delay": 50,
                "up": 2,
                "down": 10
            },
            {
                "uid": "ramp-normal",
                "delay": 50,
                "up": 2,
                "down": 4
            },
            {
                "uid": "ramp-slow",
                "delay": 50,
                "up": 2,
                "down": 2
            },
            {
                "uid": "ramp-very-slow",
                "delay": 100,
                "up": 1,
                "down": 1
            }
        ],
        "playbacks" : [ 
            {
                "uid": "AK4613",
                "path": "/dev/snd/by-path/platform-sound@1",
                "params": {
                    "rate": 48000,
                    "format": "S24_LE"
                },
                "sink": {
                    "controls": {
                        "volume": {
                            "name": "DVC Out Playback Volume",
                            "value": 81
                        },
                        "mute": {
                            "name": "SRC Out Rate Switch"
                        }
                    },
                    "channels": [
                        {
                            "uid": "front-right-m3",
                            "port": 0
                        },
                        {
                            "uid": "front-left-m3",
                            "port": 1
                        }
                    ]
                }
            }
        ],
        "captures": [
            {
                "uid": "radio",
                "path": "/dev/snd/by-path/platform-sound@2",
                "params": {
                    "channels": 2
                },
                "source": {
                    "channels": [
                        {
                            "uid": "radio-right",
                            "port": 0
                        },
                        {
                            "uid": "radio-left",
                            "port": 1
                        }
                    ]
                }
            }
        ],
        "zones": [
            {
                "uid": "stereo-2",
                "sink": [
                    {
                        "target": "front-right-m3",
                        "channel": 0
                    },
                    {
                        "target": "front-left-m3",
                        "channel": 1
                    }
                ]
            }
        ],
        "streams": [
            {
                "uid": "radio_stream",
                "verb": "radio_stream",
                "zone": "stereo-2",
                "source" : "radio",
                "volume": 40,
                "mute": true,
                "params": {
                    "rate" : 48000,
                    "format": "S16_LE",
                    "channels": 2
                }
            }
        ]
    }
}