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/** @file
* @brief Advance Audio Distribution Profile header.
*/
/*
* Copyright (c) 2015-2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_BLUETOOTH_A2DP_H_
#define ZEPHYR_INCLUDE_BLUETOOTH_A2DP_H_
#include <bluetooth/avdtp.h>
#ifdef __cplusplus
extern "C" {
#endif
/** @brief Stream Structure */
struct bt_a2dp_stream {
/* TODO */
};
/** @brief Codec ID */
enum bt_a2dp_codec_id {
/** Codec SBC */
BT_A2DP_SBC = 0x00,
/** Codec MPEG-1 */
BT_A2DP_MPEG1 = 0x01,
/** Codec MPEG-2 */
BT_A2DP_MPEG2 = 0x02,
/** Codec ATRAC */
BT_A2DP_ATRAC = 0x04,
/** Codec Non-A2DP */
BT_A2DP_VENDOR = 0xff
};
/** @brief Preset for the endpoint */
struct bt_a2dp_preset {
/** Length of preset */
u8_t len;
/** Preset */
u8_t preset[0];
};
/** @brief Stream End Point */
struct bt_a2dp_endpoint {
/** Code ID */
u8_t codec_id;
/** Stream End Point Information */
struct bt_avdtp_seid_lsep info;
/** Pointer to preset codec chosen */
struct bt_a2dp_preset *preset;
/** Capabilities */
struct bt_a2dp_preset *caps;
};
/** @brief Stream End Point Media Type */
enum MEDIA_TYPE {
/** Audio Media Type */
BT_A2DP_AUDIO = 0x00,
/** Video Media Type */
BT_A2DP_VIDEO = 0x01,
/** Multimedia Media Type */
BT_A2DP_MULTIMEDIA = 0x02
};
/** @brief Stream End Point Role */
enum ROLE_TYPE {
/** Source Role */
BT_A2DP_SOURCE = 0,
/** Sink Role */
BT_A2DP_SINK = 1
};
/** @brief A2DP structure */
struct bt_a2dp;
/** @brief A2DP Connect.
*
* This function is to be called after the conn parameter is obtained by
* performing a GAP procedure. The API is to be used to establish A2DP
* connection between devices.
*
* @param conn Pointer to bt_conn structure.
*
* @return pointer to struct bt_a2dp in case of success or NULL in case
* of error.
*/
struct bt_a2dp *bt_a2dp_connect(struct bt_conn *conn);
/** @brief Endpoint Registration.
*
* This function is used for registering the stream end points. The user has
* to take care of allocating the memory, the preset pointer and then pass the
* required arguments. Also, only one sep can be registered at a time.
*
* @param endpoint Pointer to bt_a2dp_endpoint structure.
* @param media_type Media type that the Endpoint is.
* @param role Role of Endpoint.
*
* @return 0 in case of success and error code in case of error.
*/
int bt_a2dp_register_endpoint(struct bt_a2dp_endpoint *endpoint,
u8_t media_type, u8_t role);
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_INCLUDE_BLUETOOTH_A2DP_H_ */