mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-04 23:46:43 +00:00
185 lines
5 KiB
C
185 lines
5 KiB
C
/*
|
|
*
|
|
* BlueZ - Bluetooth protocol stack for Linux
|
|
*
|
|
* Copyright (C) 2006-2010 Nokia Corporation
|
|
* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
|
|
*
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifndef __GST_BLUEZ_A2DP_CODECS_H_INCLUDED__
|
|
#define __GST_BLUEZ_A2DP_CODECS_H_INCLUDED__
|
|
|
|
#include <glib.h>
|
|
|
|
#define A2DP_CODEC_SBC 0x00
|
|
#define A2DP_CODEC_MPEG12 0x01
|
|
#define A2DP_CODEC_MPEG24 0x02
|
|
#define A2DP_CODEC_ATRAC 0x03
|
|
#define A2DP_CODEC_VENDOR 0xFF
|
|
|
|
#define SBC_SAMPLING_FREQ_16000 (1 << 3)
|
|
#define SBC_SAMPLING_FREQ_32000 (1 << 2)
|
|
#define SBC_SAMPLING_FREQ_44100 (1 << 1)
|
|
#define SBC_SAMPLING_FREQ_48000 1
|
|
|
|
#define SBC_CHANNEL_MODE_MONO (1 << 3)
|
|
#define SBC_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
|
|
#define SBC_CHANNEL_MODE_STEREO (1 << 1)
|
|
#define SBC_CHANNEL_MODE_JOINT_STEREO 1
|
|
|
|
#define SBC_BLOCK_LENGTH_4 (1 << 3)
|
|
#define SBC_BLOCK_LENGTH_8 (1 << 2)
|
|
#define SBC_BLOCK_LENGTH_12 (1 << 1)
|
|
#define SBC_BLOCK_LENGTH_16 1
|
|
|
|
#define SBC_SUBBANDS_4 (1 << 1)
|
|
#define SBC_SUBBANDS_8 1
|
|
|
|
#define SBC_ALLOCATION_SNR (1 << 1)
|
|
#define SBC_ALLOCATION_LOUDNESS 1
|
|
|
|
#define MAX_BITPOOL 64
|
|
#define MIN_BITPOOL 2
|
|
|
|
#define MPEG_CHANNEL_MODE_MONO (1 << 3)
|
|
#define MPEG_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
|
|
#define MPEG_CHANNEL_MODE_STEREO (1 << 1)
|
|
#define MPEG_CHANNEL_MODE_JOINT_STEREO 1
|
|
|
|
#define MPEG_LAYER_MP1 (1 << 2)
|
|
#define MPEG_LAYER_MP2 (1 << 1)
|
|
#define MPEG_LAYER_MP3 1
|
|
|
|
#define MPEG_SAMPLING_FREQ_16000 (1 << 5)
|
|
#define MPEG_SAMPLING_FREQ_22050 (1 << 4)
|
|
#define MPEG_SAMPLING_FREQ_24000 (1 << 3)
|
|
#define MPEG_SAMPLING_FREQ_32000 (1 << 2)
|
|
#define MPEG_SAMPLING_FREQ_44100 (1 << 1)
|
|
#define MPEG_SAMPLING_FREQ_48000 1
|
|
|
|
#define MPEG_BIT_RATE_VBR 0x8000
|
|
#define MPEG_BIT_RATE_320000 0x4000
|
|
#define MPEG_BIT_RATE_256000 0x2000
|
|
#define MPEG_BIT_RATE_224000 0x1000
|
|
#define MPEG_BIT_RATE_192000 0x0800
|
|
#define MPEG_BIT_RATE_160000 0x0400
|
|
#define MPEG_BIT_RATE_128000 0x0200
|
|
#define MPEG_BIT_RATE_112000 0x0100
|
|
#define MPEG_BIT_RATE_96000 0x0080
|
|
#define MPEG_BIT_RATE_80000 0x0040
|
|
#define MPEG_BIT_RATE_64000 0x0020
|
|
#define MPEG_BIT_RATE_56000 0x0010
|
|
#define MPEG_BIT_RATE_48000 0x0008
|
|
#define MPEG_BIT_RATE_40000 0x0004
|
|
#define MPEG_BIT_RATE_32000 0x0002
|
|
#define MPEG_BIT_RATE_FREE 0x0001
|
|
|
|
#define AAC_OBJECT_TYPE_MPEG2_AAC_LC 0x80
|
|
#define AAC_OBJECT_TYPE_MPEG4_AAC_LC 0x40
|
|
#define AAC_OBJECT_TYPE_MPEG4_AAC_LTP 0x20
|
|
#define AAC_OBJECT_TYPE_MPEG4_AAC_SCALABLE 0x10
|
|
|
|
#define AAC_SAMPLING_FREQ_8000 0x0800
|
|
#define AAC_SAMPLING_FREQ_11025 0x0400
|
|
#define AAC_SAMPLING_FREQ_12000 0x0200
|
|
#define AAC_SAMPLING_FREQ_16000 0x0100
|
|
#define AAC_SAMPLING_FREQ_22050 0x0080
|
|
#define AAC_SAMPLING_FREQ_24000 0x0040
|
|
#define AAC_SAMPLING_FREQ_32000 0x0020
|
|
#define AAC_SAMPLING_FREQ_44100 0x0010
|
|
#define AAC_SAMPLING_FREQ_48000 0x0008
|
|
#define AAC_SAMPLING_FREQ_64000 0x0004
|
|
#define AAC_SAMPLING_FREQ_88200 0x0002
|
|
#define AAC_SAMPLING_FREQ_96000 0x0001
|
|
|
|
#define AAC_CHANNELS_1 0x02
|
|
#define AAC_CHANNELS_2 0x01
|
|
|
|
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
|
|
|
|
typedef struct {
|
|
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)) a2dp_sbc_t;
|
|
|
|
typedef struct {
|
|
uint8_t channel_mode:4;
|
|
uint8_t crc:1;
|
|
uint8_t layer:3;
|
|
uint8_t frequency:6;
|
|
uint8_t mpf:1;
|
|
uint8_t rfa:1;
|
|
uint16_t bitrate;
|
|
} __attribute__ ((packed)) a2dp_mpeg_t;
|
|
|
|
typedef struct {
|
|
uint8_t object_type;
|
|
uint16_t frequency;
|
|
uint8_t rfa;
|
|
uint8_t channels;
|
|
uint8_t vbr;
|
|
uint32_t bitrate;
|
|
} __attribute__ ((packed)) a2dp_aac_t;
|
|
|
|
#elif G_BYTE_ORDER == G_BIG_ENDIAN
|
|
|
|
typedef struct {
|
|
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)) a2dp_sbc_t;
|
|
|
|
typedef struct {
|
|
uint8_t layer:3;
|
|
uint8_t crc:1;
|
|
uint8_t channel_mode:4;
|
|
uint8_t rfa:1;
|
|
uint8_t mpf:1;
|
|
uint8_t frequency:6;
|
|
uint16_t bitrate;
|
|
} __attribute__ ((packed)) a2dp_mpeg_t;
|
|
|
|
typedef struct {
|
|
uint8_t object_type;
|
|
uint16_t frequency:12;
|
|
uint8_t channels:2;
|
|
uint8_t rfa:2;
|
|
uint8_t vbr:1;
|
|
uint32_t bitrate:23;
|
|
} __attribute__ ((packed)) a2dp_aac_t;
|
|
|
|
#else
|
|
#error "Unknown byte order"
|
|
#endif
|
|
|
|
typedef struct {
|
|
uint8_t vendor_id[4];
|
|
uint8_t codec_id[2];
|
|
} __attribute__ ((packed)) a2dp_vendor_codec_t;
|
|
|
|
#endif /* #define __GST_BLUEZ_A2DP_CODECS_H_INCLUDED__ */
|