mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
7cd256d14c
A2DP v1.4 uses the rfa bits for adding 5.1 and 7.1 configurations.
Clear those bits properly when sending configuration, in case remote
device sets them.
(cherry picked from commit ae7a893ce9)
491 lines
14 KiB
C
491 lines
14 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2006-2010 Nokia Corporation
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* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
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* Copyright (C) 2018 Pali Rohár <pali.rohar@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef SPA_BLUEZ5_A2DP_CODEC_CAPS_H_
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#define SPA_BLUEZ5_A2DP_CODEC_CAPS_H_
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#include <stdint.h>
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#include <stddef.h>
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#define A2DP_CODEC_SBC 0x00
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#define A2DP_CODEC_MPEG12 0x01
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#define A2DP_CODEC_MPEG24 0x02
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#define A2DP_CODEC_ATRAC 0x03
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#define A2DP_CODEC_VENDOR 0xFF
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#define A2DP_MAX_CAPS_SIZE 254
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/* customized 16-bit vendor extension */
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#define A2DP_CODEC_VENDOR_APTX 0x4FFF
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#define A2DP_CODEC_VENDOR_LDAC 0x2DFF
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#define SBC_SAMPLING_FREQ_48000 (1 << 0)
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#define SBC_SAMPLING_FREQ_44100 (1 << 1)
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#define SBC_SAMPLING_FREQ_32000 (1 << 2)
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#define SBC_SAMPLING_FREQ_16000 (1 << 3)
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#define SBC_CHANNEL_MODE_JOINT_STEREO (1 << 0)
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#define SBC_CHANNEL_MODE_STEREO (1 << 1)
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#define SBC_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define SBC_CHANNEL_MODE_MONO (1 << 3)
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#define SBC_BLOCK_LENGTH_16 (1 << 0)
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#define SBC_BLOCK_LENGTH_12 (1 << 1)
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#define SBC_BLOCK_LENGTH_8 (1 << 2)
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#define SBC_BLOCK_LENGTH_4 (1 << 3)
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#define SBC_SUBBANDS_8 (1 << 0)
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#define SBC_SUBBANDS_4 (1 << 1)
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#define SBC_ALLOCATION_LOUDNESS (1 << 0)
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#define SBC_ALLOCATION_SNR (1 << 1)
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#define SBC_MIN_BITPOOL 2
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#define SBC_MAX_BITPOOL 64
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#define MPEG_CHANNEL_MODE_JOINT_STEREO (1 << 0)
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#define MPEG_CHANNEL_MODE_STEREO (1 << 1)
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#define MPEG_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define MPEG_CHANNEL_MODE_MONO (1 << 3)
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#define MPEG_LAYER_MP3 (1 << 0)
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#define MPEG_LAYER_MP2 (1 << 1)
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#define MPEG_LAYER_MP1 (1 << 2)
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#define MPEG_SAMPLING_FREQ_48000 (1 << 0)
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#define MPEG_SAMPLING_FREQ_44100 (1 << 1)
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#define MPEG_SAMPLING_FREQ_32000 (1 << 2)
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#define MPEG_SAMPLING_FREQ_24000 (1 << 3)
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#define MPEG_SAMPLING_FREQ_22050 (1 << 4)
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#define MPEG_SAMPLING_FREQ_16000 (1 << 5)
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#define MPEG_BIT_RATE_VBR 0x8000
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#define MPEG_BIT_RATE_320000 0x4000
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#define MPEG_BIT_RATE_256000 0x2000
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#define MPEG_BIT_RATE_224000 0x1000
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#define MPEG_BIT_RATE_192000 0x0800
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#define MPEG_BIT_RATE_160000 0x0400
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#define MPEG_BIT_RATE_128000 0x0200
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#define MPEG_BIT_RATE_112000 0x0100
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#define MPEG_BIT_RATE_96000 0x0080
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#define MPEG_BIT_RATE_80000 0x0040
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#define MPEG_BIT_RATE_64000 0x0020
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#define MPEG_BIT_RATE_56000 0x0010
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#define MPEG_BIT_RATE_48000 0x0008
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#define MPEG_BIT_RATE_40000 0x0004
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#define MPEG_BIT_RATE_32000 0x0002
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#define MPEG_BIT_RATE_FREE 0x0001
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#define AAC_OBJECT_TYPE_MPEG2_AAC_LC 0x80
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#define AAC_OBJECT_TYPE_MPEG4_AAC_LC 0x40
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#define AAC_OBJECT_TYPE_MPEG4_AAC_LTP 0x20
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#define AAC_OBJECT_TYPE_MPEG4_AAC_SCA 0x10
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#define AAC_OBJECT_TYPE_MPEG4_AAC_ELD 0x02
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#define AAC_SAMPLING_FREQ_8000 0x0800
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#define AAC_SAMPLING_FREQ_11025 0x0400
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#define AAC_SAMPLING_FREQ_12000 0x0200
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#define AAC_SAMPLING_FREQ_16000 0x0100
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#define AAC_SAMPLING_FREQ_22050 0x0080
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#define AAC_SAMPLING_FREQ_24000 0x0040
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#define AAC_SAMPLING_FREQ_32000 0x0020
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#define AAC_SAMPLING_FREQ_44100 0x0010
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#define AAC_SAMPLING_FREQ_48000 0x0008
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#define AAC_SAMPLING_FREQ_64000 0x0004
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#define AAC_SAMPLING_FREQ_88200 0x0002
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#define AAC_SAMPLING_FREQ_96000 0x0001
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#define AAC_CHANNELS_1 0x08
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#define AAC_CHANNELS_2 0x04
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#define AAC_CHANNELS_5_1 0x02
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#define AAC_CHANNELS_7_1 0x01
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#define AAC_GET_BITRATE(a) ((a).bitrate1 << 16 | \
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(a).bitrate2 << 8 | (a).bitrate3)
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#define AAC_GET_FREQUENCY(a) ((a).frequency1 << 4 | (a).frequency2)
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#define AAC_SET_BITRATE(a, b) \
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do { \
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(a).bitrate1 = ((b) >> 16) & 0x7f; \
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(a).bitrate2 = ((b) >> 8) & 0xff; \
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(a).bitrate3 = (b) & 0xff; \
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} while (0)
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#define AAC_SET_FREQUENCY(a, f) \
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do { \
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(a).frequency1 = ((f) >> 4) & 0xff; \
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(a).frequency2 = (f) & 0x0f; \
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} while (0)
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#define AAC_INIT_BITRATE(b) \
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.bitrate1 = ((b) >> 16) & 0x7f, \
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.bitrate2 = ((b) >> 8) & 0xff, \
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.bitrate3 = (b) & 0xff,
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#define AAC_INIT_FREQUENCY(f) \
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.frequency1 = ((f) >> 4) & 0xff, \
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.frequency2 = (f) & 0x0f,
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#define APTX_VENDOR_ID 0x0000004f
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#define APTX_CODEC_ID 0x0001
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#define APTX_CHANNEL_MODE_MONO 0x01
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#define APTX_CHANNEL_MODE_STEREO 0x02
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#define APTX_SAMPLING_FREQ_16000 0x08
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#define APTX_SAMPLING_FREQ_32000 0x04
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#define APTX_SAMPLING_FREQ_44100 0x02
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#define APTX_SAMPLING_FREQ_48000 0x01
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#define APTX_HD_VENDOR_ID 0x000000D7
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#define APTX_HD_CODEC_ID 0x0024
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#define APTX_HD_CHANNEL_MODE_MONO 0x1
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#define APTX_HD_CHANNEL_MODE_STEREO 0x2
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#define APTX_HD_SAMPLING_FREQ_16000 0x8
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#define APTX_HD_SAMPLING_FREQ_32000 0x4
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#define APTX_HD_SAMPLING_FREQ_44100 0x2
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#define APTX_HD_SAMPLING_FREQ_48000 0x1
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#define APTX_LL_VENDOR_ID 0x0000000a
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#define APTX_LL_VENDOR_ID2 0x000000d7
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#define APTX_LL_CODEC_ID 0x0002
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/**
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* Default parameters for aptX LL (Sprint) encoder
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*/
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#define APTX_LL_TARGET_CODEC_LEVEL 180 /* target codec buffer level */
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#define APTX_LL_INITIAL_CODEC_LEVEL 360 /* initial codec buffer level */
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#define APTX_LL_SRA_MAX_RATE 50 /* x/10000 = 0.005 SRA rate */
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#define APTX_LL_SRA_AVG_TIME 1 /* SRA averaging time = 1s */
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#define APTX_LL_GOOD_WORKING_LEVEL 180 /* good working buffer level */
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#define LDAC_VENDOR_ID 0x0000012d
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#define LDAC_CODEC_ID 0x00aa
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#define LDAC_CHANNEL_MODE_MONO 0x04
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#define LDAC_CHANNEL_MODE_DUAL_CHANNEL 0x02
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#define LDAC_CHANNEL_MODE_STEREO 0x01
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#define LDAC_SAMPLING_FREQ_44100 0x20
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#define LDAC_SAMPLING_FREQ_48000 0x10
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#define LDAC_SAMPLING_FREQ_88200 0x08
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#define LDAC_SAMPLING_FREQ_96000 0x04
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#define LDAC_SAMPLING_FREQ_176400 0x02
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#define LDAC_SAMPLING_FREQ_192000 0x01
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#define FASTSTREAM_VENDOR_ID 0x0000000a
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#define FASTSTREAM_CODEC_ID 0x0001
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#define FASTSTREAM_DIRECTION_SINK 0x1
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#define FASTSTREAM_DIRECTION_SOURCE 0x2
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#define FASTSTREAM_SINK_SAMPLING_FREQ_44100 0x2
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#define FASTSTREAM_SINK_SAMPLING_FREQ_48000 0x1
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#define FASTSTREAM_SOURCE_SAMPLING_FREQ_16000 0x2
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#define LC3PLUS_HR_GET_FRAME_DURATION(a) ((a).frame_duration & 0xf0)
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#define LC3PLUS_HR_INIT_FRAME_DURATION(v) \
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.frame_duration = ((v) & 0xf0),
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#define LC3PLUS_HR_SET_FRAME_DURATION(a, v) \
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do { \
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(a).frame_duration = ((v) & 0xf0); \
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} while (0)
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#define LC3PLUS_HR_GET_FREQUENCY(a) (((a).frequency1 << 8) | (a).frequency2)
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#define LC3PLUS_HR_INIT_FREQUENCY(v) \
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.frequency1 = (((v) >> 8) & 0xff), \
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.frequency2 = ((v) & 0xff),
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#define LC3PLUS_HR_SET_FREQUENCY(a, v) \
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do { \
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(a).frequency1 = ((v) >> 8) & 0xff; \
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(a).frequency2 = (v) & 0xff; \
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} while (0)
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#define LC3PLUS_HR_VENDOR_ID 0x000008a9
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#define LC3PLUS_HR_CODEC_ID 0x0001
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#define LC3PLUS_HR_FRAME_DURATION_10MS (1 << 6)
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#define LC3PLUS_HR_FRAME_DURATION_5MS (1 << 5)
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#define LC3PLUS_HR_FRAME_DURATION_2_5MS (1 << 4)
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#define LC3PLUS_HR_CHANNELS_1 (1 << 7)
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#define LC3PLUS_HR_CHANNELS_2 (1 << 6)
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#define LC3PLUS_HR_SAMPLING_FREQ_48000 (1 << 8)
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#define LC3PLUS_HR_SAMPLING_FREQ_96000 (1 << 7)
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#define OPUS_05_VENDOR_ID 0x000005f1
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#define OPUS_05_CODEC_ID 0x1005
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#define OPUS_05_MAPPING_FAMILY_0 (1 << 0)
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#define OPUS_05_MAPPING_FAMILY_1 (1 << 1)
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#define OPUS_05_MAPPING_FAMILY_255 (1 << 2)
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#define OPUS_05_FRAME_DURATION_25 (1 << 0)
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#define OPUS_05_FRAME_DURATION_50 (1 << 1)
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#define OPUS_05_FRAME_DURATION_100 (1 << 2)
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#define OPUS_05_FRAME_DURATION_200 (1 << 3)
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#define OPUS_05_FRAME_DURATION_400 (1 << 4)
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#define OPUS_05_GET_UINT16(a, field) \
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(((a).field ## 2 << 8) | (a).field ## 1)
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#define OPUS_05_INIT_UINT16(field, v) \
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.field ## 1 = ((v) & 0xff), \
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.field ## 2 = (((v) >> 8) & 0xff),
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#define OPUS_05_SET_UINT16(a, field, v) \
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do { \
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(a).field ## 1 = ((v) & 0xff); \
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(a).field ## 2 = (((v) >> 8) & 0xff); \
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} while (0)
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#define OPUS_05_GET_UINT32(a, field) \
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(((a).field ## 4 << 24) | ((a).field ## 3 << 16) | \
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((a).field ## 2 << 8) | (a).field ## 1)
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#define OPUS_05_INIT_UINT32(field, v) \
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.field ## 1 = ((v) & 0xff), \
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.field ## 2 = (((v) >> 8) & 0xff), \
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.field ## 3 = (((v) >> 16) & 0xff), \
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.field ## 4 = (((v) >> 24) & 0xff),
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#define OPUS_05_SET_UINT32(a, field, v) \
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do { \
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(a).field ## 1 = ((v) & 0xff); \
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(a).field ## 2 = (((v) >> 8) & 0xff); \
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(a).field ## 3 = (((v) >> 16) & 0xff); \
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(a).field ## 4 = (((v) >> 24) & 0xff); \
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} while (0)
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#define OPUS_05_GET_LOCATION(a) OPUS_05_GET_UINT32(a, location)
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#define OPUS_05_INIT_LOCATION(v) OPUS_05_INIT_UINT32(location, v)
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#define OPUS_05_SET_LOCATION(a, v) OPUS_05_SET_UINT32(a, location, v)
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#define OPUS_05_GET_BITRATE(a) OPUS_05_GET_UINT16(a, bitrate)
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#define OPUS_05_INIT_BITRATE(v) OPUS_05_INIT_UINT16(bitrate, v)
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#define OPUS_05_SET_BITRATE(a, v) OPUS_05_SET_UINT16(a, bitrate, v)
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#define OPUS_G_VENDOR_ID 0x000000e0
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#define OPUS_G_CODEC_ID 0x0001
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#define OPUS_G_FREQUENCY_MASK 0x80
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#define OPUS_G_FREQUENCY_48000 0x80
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#define OPUS_G_DURATION_MASK 0x18
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#define OPUS_G_DURATION_100 0x08
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#define OPUS_G_DURATION_200 0x10
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#define OPUS_G_CHANNELS_MASK 0x07
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#define OPUS_G_CHANNELS_MONO 0x01
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#define OPUS_G_CHANNELS_STEREO 0x02
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#define OPUS_G_CHANNELS_MONO_2 0x04
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#define OPUS_G_GET_FREQUENCY(a) ((a).data & OPUS_G_FREQUENCY_MASK)
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#define OPUS_G_GET_DURATION(a) ((a).data & OPUS_G_DURATION_MASK)
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#define OPUS_G_GET_CHANNELS(a) ((a).data & OPUS_G_CHANNELS_MASK)
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#define OPUS_G_SET(a, freq, dur, ch) \
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(a).data = ((freq) & OPUS_G_FREQUENCY_MASK) | ((dur) & OPUS_G_DURATION_MASK) | ((ch) & OPUS_G_CHANNELS_MASK)
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typedef struct {
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uint32_t vendor_id;
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uint16_t codec_id;
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} __attribute__ ((packed)) a2dp_vendor_codec_t;
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typedef struct {
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a2dp_vendor_codec_t info;
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uint8_t frequency;
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uint8_t channel_mode;
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} __attribute__ ((packed)) a2dp_ldac_t;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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typedef struct {
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uint8_t channel_mode:4;
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uint8_t frequency:4;
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uint8_t allocation_method:2;
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uint8_t subbands:2;
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uint8_t block_length:4;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed)) a2dp_sbc_t;
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typedef struct {
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uint8_t channel_mode:4;
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uint8_t crc:1;
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uint8_t layer:3;
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uint8_t frequency:6;
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uint8_t mpf:1;
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uint8_t rfa:1;
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uint16_t bitrate;
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} __attribute__ ((packed)) a2dp_mpeg_t;
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typedef struct {
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uint8_t object_type;
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uint8_t frequency1;
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uint8_t channels:4;
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uint8_t frequency2:4;
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uint8_t bitrate1:7;
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uint8_t vbr:1;
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uint8_t bitrate2;
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uint8_t bitrate3;
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} __attribute__ ((packed)) a2dp_aac_t;
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typedef struct {
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a2dp_vendor_codec_t info;
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uint8_t channel_mode:4;
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uint8_t frequency:4;
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} __attribute__ ((packed)) a2dp_aptx_t;
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typedef struct {
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a2dp_vendor_codec_t info;
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uint8_t channel_mode:4;
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uint8_t frequency:4;
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uint32_t rfa;
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} __attribute__ ((packed)) a2dp_aptx_hd_t;
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typedef struct {
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a2dp_aptx_t aptx;
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uint8_t bidirect_link:1;
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uint8_t has_new_caps:1;
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uint8_t reserved:6;
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} __attribute__ ((packed)) a2dp_aptx_ll_t;
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typedef struct {
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a2dp_vendor_codec_t info;
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uint8_t direction;
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uint8_t sink_frequency:4;
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uint8_t source_frequency:4;
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} __attribute__ ((packed)) a2dp_faststream_t;
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#elif __BYTE_ORDER == __BIG_ENDIAN
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typedef struct {
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uint8_t frequency:4;
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uint8_t channel_mode:4;
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uint8_t block_length:4;
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uint8_t subbands:2;
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uint8_t allocation_method:2;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed)) a2dp_sbc_t;
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typedef struct {
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uint8_t layer:3;
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uint8_t crc:1;
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uint8_t channel_mode:4;
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uint8_t rfa:1;
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uint8_t mpf:1;
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uint8_t frequency:6;
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uint16_t bitrate;
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} __attribute__ ((packed)) a2dp_mpeg_t;
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typedef struct {
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uint8_t object_type;
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uint8_t frequency1;
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uint8_t frequency2:4;
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uint8_t channels:4;
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uint8_t vbr:1;
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uint8_t bitrate1:7;
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uint8_t bitrate2;
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uint8_t bitrate3;
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} __attribute__ ((packed)) a2dp_aac_t;
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|
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typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
uint8_t frequency:4;
|
|
uint8_t channel_mode:4;
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|
} __attribute__ ((packed)) a2dp_aptx_t;
|
|
|
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typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
uint8_t frequency:4;
|
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uint8_t channel_mode:4;
|
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uint32_t rfa;
|
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} __attribute__ ((packed)) a2dp_aptx_hd_t;
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|
|
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typedef struct {
|
|
a2dp_aptx_t aptx;
|
|
uint8_t reserved:6;
|
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uint8_t has_new_caps:1;
|
|
uint8_t bidirect_link:1;
|
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} __attribute__ ((packed)) a2dp_aptx_ll_t;
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|
|
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typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
uint8_t direction;
|
|
uint8_t source_frequency:4;
|
|
uint8_t sink_frequency:4;
|
|
} __attribute__ ((packed)) a2dp_faststream_t;
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|
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#else
|
|
#error "Unknown byte order"
|
|
#endif
|
|
|
|
typedef struct {
|
|
a2dp_aptx_ll_t base;
|
|
uint8_t reserved;
|
|
uint8_t target_level2;
|
|
uint8_t target_level1;
|
|
uint8_t initial_level2;
|
|
uint8_t initial_level1;
|
|
uint8_t sra_max_rate;
|
|
uint8_t sra_avg_time;
|
|
uint8_t good_working_level2;
|
|
uint8_t good_working_level1;
|
|
} __attribute__ ((packed)) a2dp_aptx_ll_ext_t;
|
|
|
|
typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
uint8_t frame_duration;
|
|
uint8_t channels;
|
|
uint8_t frequency1;
|
|
uint8_t frequency2;
|
|
} __attribute__ ((packed)) a2dp_lc3plus_hr_t;
|
|
|
|
typedef struct {
|
|
uint8_t channels;
|
|
uint8_t coupled_streams;
|
|
uint8_t location1;
|
|
uint8_t location2;
|
|
uint8_t location3;
|
|
uint8_t location4;
|
|
uint8_t frame_duration;
|
|
uint8_t bitrate1;
|
|
uint8_t bitrate2;
|
|
} __attribute__ ((packed)) a2dp_opus_05_direction_t;
|
|
|
|
typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
a2dp_opus_05_direction_t main;
|
|
a2dp_opus_05_direction_t bidi;
|
|
} __attribute__ ((packed)) a2dp_opus_05_t;
|
|
|
|
typedef struct {
|
|
a2dp_vendor_codec_t info;
|
|
uint8_t data;
|
|
} __attribute__ ((packed)) a2dp_opus_g_t;
|
|
|
|
#define ASHA_CODEC_G722 0x63
|
|
|
|
#endif
|