serenity/Userland/Services/AudioServer/ClientAudioStream.h
kleines Filmröllchen d905498fb6 AudioServer: Clean up ClientAudioStream APIs
- Use Optional references instead of pointers
- Clean up some const and nullability weirdness
- Use proper error return value for get_next_sample
2023-08-12 12:22:16 -06:00

63 lines
1.5 KiB
C++

/*
* Copyright (c) 2018-2022, the SerenityOS developers.
* Copyright (c) 2021-2023, kleines Filmröllchen <filmroellchen@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "ConnectionFromClient.h"
#include "FadingProperty.h"
#include <AK/Atomic.h>
#include <AK/Debug.h>
#include <AK/RefCounted.h>
#include <AK/WeakPtr.h>
#include <LibAudio/Queue.h>
namespace AudioServer {
class ClientAudioStream : public RefCounted<ClientAudioStream> {
public:
enum class ErrorState {
ClientDisconnected,
ClientPaused,
ClientUnderrun,
ResamplingError,
};
explicit ClientAudioStream(ConnectionFromClient&);
~ClientAudioStream() = default;
ErrorOr<Audio::Sample, ErrorState> get_next_sample(u32 audiodevice_sample_rate);
void clear();
bool is_connected() const;
Optional<ConnectionFromClient&> client();
void set_buffer(NonnullOwnPtr<Audio::AudioQueue> buffer);
void set_paused(bool paused);
FadingProperty<double>& volume();
double volume() const;
void set_volume(double volume);
bool is_muted() const;
void set_muted(bool muted);
u32 sample_rate() const;
void set_sample_rate(u32 sample_rate);
private:
OwnPtr<Audio::AudioQueue> m_buffer;
Vector<Audio::Sample> m_current_audio_chunk;
size_t m_in_chunk_location;
bool m_paused { true };
bool m_muted { false };
u32 m_sample_rate;
WeakPtr<ConnectionFromClient> m_client;
FadingProperty<double> m_volume { 1 };
};
}