| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "device/bluetooth/bluetooth_audio_sink.h" |
| |
| namespace { |
| |
| // SBC codec(0x00) is the mandatory codec for A2DP audio sink. |
| // |capabilities| includes the mandatory support for A2DP audio sink. |
| // [Octet0]: 0x3f |
| // Sampling frequency [0 0 1 1]: supports 44100 Hz and 48000 Hz. |
| // Channel mode [1 1 1 1]: supports Mono, Dual Channel, Stereo, and Joint |
| // Stereo. |
| // [Octet1]: 0xff |
| // Block length [1, 1, 1, 1]: supports block length of 4, 8, 12 and 16. |
| // Subbands [1, 1]: supports 4 and 8 subbands. |
| // Allocation Method [1, 1]: supports SNR and Loudness. |
| // [Octet2]: 0x12 |
| // Minimum bitpool value: 18 is the bitpool value for Mono. |
| // [Octet3]: 0x35 |
| // Maximum bitpool value: 53 is the bitpool value for Joint Stereo. |
| const uint8_t kDefaultCodec = 0x00; |
| const uint8_t kDefaultCapabilities[] = {0x3f, 0xff, 0x12, 0x35}; |
| |
| } // namespace |
| |
| namespace device { |
| |
| // static |
| const uint16_t BluetoothAudioSink::kInvalidVolume = 128; |
| |
| BluetoothAudioSink::Options::Options() : codec(kDefaultCodec) { |
| capabilities.assign(kDefaultCapabilities, |
| kDefaultCapabilities + sizeof(kDefaultCapabilities)); |
| } |
| |
| BluetoothAudioSink::Options::~Options() { |
| } |
| |
| BluetoothAudioSink::BluetoothAudioSink() { |
| } |
| |
| BluetoothAudioSink::~BluetoothAudioSink() { |
| } |
| |
| } // namespace device |