| // Copyright 2016 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| |
| // Implementation of audio_service_callback. |
| |
| #include "audio_service_callback.h" |
| |
| #include <base/bind.h> |
| #include <base/logging.h> |
| |
| #include "brillo_audio_client_helpers.h" |
| #include "brillo_audio_device_info_def.h" |
| |
| using android::binder::Status; |
| |
| namespace brillo { |
| |
| AudioServiceCallback::AudioServiceCallback(const BAudioCallback* callback, |
| void* user_data) { |
| connected_callback_ = base::Bind(callback->OnAudioDeviceAdded); |
| disconnected_callback_ = base::Bind(callback->OnAudioDeviceRemoved); |
| volume_callback_ = base::Bind(callback->OnVolumeChanged); |
| user_data_ = user_data; |
| } |
| |
| Status AudioServiceCallback::OnAudioDevicesConnected( |
| const std::vector<int>& devices) { |
| for (auto device : devices) { |
| BAudioDeviceInfo device_info; |
| device_info.internal_ = std::unique_ptr<BAudioDeviceInfoInternal>( |
| BAudioDeviceInfoInternal::CreateFromAudioDevicesT(device)); |
| connected_callback_.Run(&device_info, user_data_); |
| } |
| return Status::ok(); |
| } |
| |
| Status AudioServiceCallback::OnAudioDevicesDisconnected( |
| const std::vector<int>& devices) { |
| for (auto device : devices) { |
| BAudioDeviceInfo device_info; |
| device_info.internal_ = std::unique_ptr<BAudioDeviceInfoInternal>( |
| BAudioDeviceInfoInternal::CreateFromAudioDevicesT(device)); |
| disconnected_callback_.Run(&device_info, user_data_); |
| } |
| return Status::ok(); |
| } |
| |
| Status AudioServiceCallback::OnVolumeChanged(int stream, |
| int previous_index, |
| int current_index) { |
| auto usage = BrilloAudioClientHelpers::GetBAudioUsage( |
| static_cast<audio_stream_type_t>(stream)); |
| volume_callback_.Run(usage, previous_index, current_index, user_data_); |
| return Status::ok(); |
| } |
| |
| bool AudioServiceCallback::Equals(const android::sp<AudioServiceCallback>& callback) { |
| if (callback->connected_callback_.Equals(connected_callback_) && |
| callback->disconnected_callback_.Equals(disconnected_callback_) && |
| callback->volume_callback_.Equals(volume_callback_) && |
| callback->user_data_ == user_data_) |
| return true; |
| return false; |
| } |
| |
| } // namespace brillo |