* Copyright (c) 2022 Huawei Device Co., Ltd.
* 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.
*/
* @addtogroup Audio
* @{
*
* @brief Defines audio-related APIs, including custom data types and functions for loading drivers,
* accessing a driver adapter, and rendering and capturing audios.
*
* @since 1.0
* @version 1.0
*/
* @file audio_events.h
*
* @brief Defines the type of audio event used by the media service
*
* @since 1.0
* @version 1.0
*/
#ifndef AUDIO_EVENTS_H
#define AUDIO_EVENTS_H
#include <stdint.h>
namespace OHOS {
typedef enum AudioEventType {
HDF_AUDIO_DEVICE_ADD = 0x1,
HDF_AUDIO_DEVICE_REMOVE = 0x2,
HDF_AUDIO_LOAD_SUCCESS = 0x3,
HDF_AUDIO_LOAD_FAILURE = 0x4,
HDF_AUDIO_UNLOAD = 0x5,
HDF_AUDIO_SERVICE_VALID = 0x7,
HDF_AUDIO_SERVICE_INVALID = 0x8,
HDF_AUDIO_CAPTURE_THRESHOLD = 0x9,
HDF_AUDIO_EVENT_UNKOWN,
} EVENT_TYPE;
typedef enum AudioEventType EVENT_LOAD_TYPE;
typedef enum AudioEventType EVENT_SERVICE_TYPE;
typedef enum AudioDeviceType {
HDF_AUDIO_LINEOUT = 0x1,
HDF_AUDIO_HEADPHONE = 0x2,
HDF_AUDIO_HEADSET = 0x4,
HDF_AUDIO_USB_HEADSET = 0x8,
HDF_AUDIO_USB_HEADPHONE = 0x10,
HDF_AUDIO_USBA_HEADSET = 0x20,
HDF_AUDIO_USBA_HEADPHONE = 0x40,
HDF_AUDIO_PRIMARY_DEVICE = 0x80,
HDF_AUDIO_USB_DEVICE = 0x100,
HDF_AUDIO_A2DP_DEVICE = 0x200,
HDF_AUDIO_DEVICE_UNKOWN,
} DEVICE_TYPE;
struct AudioEvent {
uint32_t eventType;
uint32_t deviceType;
};
}
#endif
