You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
3.3 KiB
87 lines
3.3 KiB
// 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. |
|
// |
|
|
|
#ifndef BRILLO_AUDIO_AUDIOSERVICE_BRILLO_AUDIO_SERVICE_H_ |
|
#define BRILLO_AUDIO_AUDIOSERVICE_BRILLO_AUDIO_SERVICE_H_ |
|
|
|
#include "android/brillo/brilloaudioservice/BnBrilloAudioService.h" |
|
|
|
#include <memory> |
|
#include <set> |
|
#include <vector> |
|
|
|
#include <binder/Status.h> |
|
|
|
#include "android/brillo/brilloaudioservice/IAudioServiceCallback.h" |
|
#include "audio_device_handler.h" |
|
#include "audio_volume_handler.h" |
|
|
|
using android::binder::Status; |
|
using android::brillo::brilloaudioservice::BnBrilloAudioService; |
|
using android::brillo::brilloaudioservice::IAudioServiceCallback; |
|
|
|
namespace brillo { |
|
|
|
class BrilloAudioService : public BnBrilloAudioService { |
|
public: |
|
virtual ~BrilloAudioService() {} |
|
|
|
// From AIDL. |
|
virtual Status GetDevices(int flag, std::vector<int>* _aidl_return) = 0; |
|
virtual Status SetDevice(int usage, int config) = 0; |
|
virtual Status GetMaxVolumeSteps(int stream, int* _aidl_return) = 0; |
|
virtual Status SetMaxVolumeSteps(int stream, int max_steps) = 0; |
|
virtual Status SetVolumeIndex(int stream, int device, int index) = 0; |
|
virtual Status GetVolumeIndex(int stream, int device, int* _aidl_return) = 0; |
|
virtual Status GetVolumeControlStream(int* _aidl_return) = 0; |
|
virtual Status SetVolumeControlStream(int stream) = 0; |
|
virtual Status IncrementVolume() = 0; |
|
virtual Status DecrementVolume() = 0; |
|
virtual Status RegisterServiceCallback( |
|
const android::sp<IAudioServiceCallback>& callback) = 0; |
|
virtual Status UnregisterServiceCallback( |
|
const android::sp<IAudioServiceCallback>& callback) = 0; |
|
|
|
// Register daemon handlers. |
|
// |
|
// |audio_device_handler| is a weak pointer to an audio device handler object. |
|
// |audio_volume_handler| is a weak pointer to an audio volume handler object. |
|
virtual void RegisterHandlers( |
|
std::weak_ptr<AudioDeviceHandler> audio_device_handler, |
|
std::weak_ptr<AudioVolumeHandler> audio_volume_handler) = 0; |
|
|
|
// Callback to be called when a device is connected. |
|
// |
|
// |devices| is a vector of ints representing the audio_devices_t. |
|
virtual void OnDevicesConnected(const std::vector<int>& device) = 0; |
|
|
|
// Callback to be called when a device is disconnected. |
|
// |
|
// |devices| is a vector of ints representing the audio_devices_t. |
|
virtual void OnDevicesDisconnected(const std::vector<int>& device) = 0; |
|
|
|
// Callback to be called when the volume is changed. |
|
// |
|
// |stream| is an audio_stream_type_t representing the stream. |
|
// |previous_index| is the volume index before the key press. |
|
// |current_index| is the volume index after the key press. |
|
virtual void OnVolumeChanged(audio_stream_type_t stream, |
|
int previous_index, |
|
int current_index) = 0; |
|
}; |
|
|
|
} // namespace brillo |
|
|
|
#endif // BRILLO_AUDIO_AUDIOSERVICE_BRILLO_AUDIO_SERVICE_H_
|
|
|