Merge "Remove provisional types from common audio definitions"

    AUDIO_STREAM_CNT              = AUDIO_STREAM_PATCH + 1

};

/*

 * The content type expresses the general category of the content --

 * what is being played.

 */

enum AudioContentType {

    // These values must kept in sync with

    //  frameworks/base/media/java/android/media/AudioAttributes.java

    AUDIO_CONTENT_TYPE_UNKNOWN      = 0,

    AUDIO_CONTENT_TYPE_SPEECH       = 1,

    AUDIO_CONTENT_TYPE_MUSIC        = 2,

    AUDIO_CONTENT_TYPE_MOVIE        = 3,

    AUDIO_CONTENT_TYPE_SONIFICATION = 4,

    AUDIO_CONTENT_TYPE_CNT,

    AUDIO_CONTENT_TYPE_MAX          = AUDIO_CONTENT_TYPE_CNT - 1

};

/*

 * The usage defines what is the purpose of the sound -- why somebody

 * is playing it.

 */

enum AudioUsage {

    // These values must kept in sync with

    //  frameworks/base/media/java/android/media/AudioAttributes.java

    AUDIO_USAGE_UNKNOWN                            = 0,

    AUDIO_USAGE_MEDIA                              = 1,

    AUDIO_USAGE_VOICE_COMMUNICATION                = 2,

    AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING     = 3,

    AUDIO_USAGE_ALARM                              = 4,

    AUDIO_USAGE_NOTIFICATION                       = 5,

    AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE    = 6,

    AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST = 7,

    AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT = 8,

    AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED = 9,

    AUDIO_USAGE_NOTIFICATION_EVENT                 = 10,

    AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY           = 11,

    AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE     = 12,

    AUDIO_USAGE_ASSISTANCE_SONIFICATION            = 13,

    AUDIO_USAGE_GAME                               = 14,

    AUDIO_USAGE_VIRTUAL_SOURCE                     = 15,

    AUDIO_USAGE_CNT,

    AUDIO_USAGE_MAX                                = AUDIO_USAGE_CNT - 1

};

/*

 * Additional flags that can affect playback of the sound.

 */

enum AudioFlagsMask : uint32_t {

    // These values must kept in sync with

    //  frameworks/base/media/java/android/media/AudioAttributes.java

    AUDIO_FLAG_AUDIBILITY_ENFORCED        = 0x1,

    AUDIO_FLAG_SECURE                     = 0x2,

    AUDIO_FLAG_SCO                        = 0x4,

    AUDIO_FLAG_BEACON                     = 0x8,

    AUDIO_FLAG_HW_AV_SYNC                 = 0x10,

    AUDIO_FLAG_HW_HOTWORD                 = 0x20,

    AUDIO_FLAG_BYPASS_INTERRUPTION_POLICY = 0x40,

    AUDIO_FLAG_BYPASS_MUTE                = 0x80,

    AUDIO_FLAG_LOW_LATENCY                = 0x100

};

enum AudioSource {

    // These values must kept in sync with

    //  frameworks/base/media/java/android/media/MediaRecorder.java,

    AUDIO_SOURCE_HOTWORD             = 1999

};

struct AudioAttributes {

    AudioContentType contentType;

    AudioUsage usage;

    AudioSource source;

    AudioFlagsMask flags;

    string tags;

};

typedef int32_t AudioSession;

/*

 * Special audio session values.