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Different components of the AGL layers are under different licenses (a mix
of MIT and GPLv2). See LICENSE.GPL-2.0-only and LICENSE.MIT for further
details of the individual licenses.

All metadata (e.g. .bb, .bbappend, .bbclass, .inc, templates/* and similar)
is MIT licensed unless otherwise stated.
Source code included in tree for individual recipes (e.g. patches) are under
the LICENSE stated in the associated recipe (.bb file) unless otherwise stated.

License information for any other files (scripts) is either explicitly stated
or defaults to GPL version 2 only.

Individual files can contain the following style tags instead of the full
license text to identify their license:

    SPDX-License-Identifier: GPL-2.0-only
    SPDX-License-Identifier: MIT

This enables machine processing of license information based on the SPDX
License Identifiers that are here available: http://spdx.org/licenses/
nction.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ } 
/*
 * Copyright (C) 2016 "IoT.bzh"
 * Author Fulup Ar Foll <fulup@iot.bzh>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * reference:
 *   amixer contents; amixer controls;
 *   http://www.tldp.org/HOWTO/Alsa-sound-6.html
 */

#ifndef AUDIO_INTERF_H
#define AUDIO_INTERF_H

#define AFB_BINDING_VERSION 2
#include <afb/afb-binding.h>
#include <json-c/json.h>
#include <filescan-utils.h>
#include <wrap-json.h>

// Waiting for official macro from José
#define AFB_GET_VERBOSITY afb_get_verbosity_v2()

#ifndef PUBLIC
  #define PUBLIC
#endif
#define STATIC static


// Soft control have dynamically allocated numid
#define CTL_AUTO -1

typedef enum {
  QUERY_QUIET   =0,
  QUERY_COMPACT =1,
  QUERY_VERBOSE =2,
  QUERY_FULL    =3,
} halQueryMode;

// Most controls are MIXER but some vendor specific are possible
typedef enum {
    OUTVOL,
    PCMVOL,
    INVOL,
    SWITCH,
    ROUTE,
    CARD,
    ENUM,
} halGroupEnumT;

typedef enum {
    READ,
    WRITE,
    RW,
} halAclEnumT;

typedef enum {
    StartHalCrlTag=0,

    // volume RAMP
    Vol_Ramp_Set_Mode,
    Vol_Ramp_Set_Delay,
    Vol_Ramp_Set_Down,
    Vol_Ramp_Set_Up,
    Vol_Ramp_Set_Slave,

    // HighLevel Audio Control List,
    Master_Playback_Volume,
    Master_Playback_Ramp,
    PCM_Playback_Volume,
    PCM_Playback_Switch,
    Capture_Volume,
    Master_OnOff_Switch,

    // Application Virtual Channels
    Multimedia_Playback_Volume,
    Navigation_Playback_Volume,
    Emergency_Playback_Volume,

   EndHalCrlTag // used to compute number of ctls
} halCtlsTagT;


typedef enum {
   RAMP_VOL_NONE      = 0,
   RAMP_VOL_NORMAL    = 1,
   RAMP_VOL_SMOOTH    = 2,
   RAMP_VOL_EMERGENCY = 3,

   EndHalVolMod

} halRampEnumT;

PUBLIC void pingtest(struct afb_req request);
extern const char *halVolRampModes[];
extern const char *halCtlsLabels[];

#endif /* AUDIO_INTERF_H */