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/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2004-2007 Marcel Holtmann <marcel@holtmann.org>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#define A2DP_CODEC_SBC 0x00
#define A2DP_CODEC_MPEG12 0x01
#define A2DP_CODEC_MPEG24 0x02
#define A2DP_CODEC_ATRAC 0x03
#define A2DP_SAMPLING_FREQ_16000 (1 << 3)
#define A2DP_SAMPLING_FREQ_32000 (1 << 2)
#define A2DP_SAMPLING_FREQ_44100 (1 << 1)
#define A2DP_SAMPLING_FREQ_48000 1
#define A2DP_CHANNEL_MODE_MONO (1 << 3)
#define A2DP_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
#define A2DP_CHANNEL_MODE_STEREO (1 << 1)
#define A2DP_CHANNEL_MODE_JOINT_STEREO 1
#define A2DP_BLOCK_LENGTH_4 (1 << 3)
#define A2DP_BLOCK_LENGTH_8 (1 << 2)
#define A2DP_BLOCK_LENGTH_12 (1 << 1)
#define A2DP_BLOCK_LENGTH_16 1
#define A2DP_SUBBANDS_4 (1 << 1)
#define A2DP_SUBBANDS_8 1
#define A2DP_ALLOCATION_SNR (1 << 1)
#define A2DP_ALLOCATION_LOUDNESS 1
#if __BYTE_ORDER == __LITTLE_ENDIAN
struct sbc_codec_cap {
struct avdtp_media_codec_capability cap;
uint8_t channel_mode:4;
uint8_t frequency:4;
uint8_t allocation_method:2;
uint8_t subbands:2;
uint8_t block_length:4;
uint8_t min_bitpool;
uint8_t max_bitpool;
} __attribute__ ((packed));
#elif __BYTE_ORDER == __BIG_ENDIAN
struct sbc_codec_cap {
struct avdtp_media_codec_capability cap;
uint8_t frequency:4;
uint8_t channel_mode:4;
uint8_t block_length:4;
uint8_t subbands:2;
uint8_t allocation_method:2;
uint8_t min_bitpool;
uint8_t max_bitpool;
} __attribute__ ((packed));
#else
#error "Unknown byte order"
#endif
struct a2dp_sep;
typedef void (*a2dp_stream_cb_t) (struct avdtp *session, struct a2dp_sep *sep,
struct avdtp_stream *stream,
void *user_data);
int a2dp_init(DBusConnection *conn, int sources, int sinks);
void a2dp_exit(void);
unsigned int a2dp_source_request_stream(struct avdtp *session,
gboolean start, a2dp_stream_cb_t cb,
void *user_data,
struct avdtp_service_capability *media_codec);
gboolean a2dp_source_cancel_stream(struct device *dev, unsigned int id);
gboolean a2dp_sep_lock(struct a2dp_sep *sep, struct avdtp *session);
gboolean a2dp_sep_unlock(struct a2dp_sep *sep, struct avdtp *session);
gboolean a2dp_source_suspend(struct device *dev, struct avdtp *session);
gboolean a2dp_source_start_stream(struct device *dev, struct avdtp *session);
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