mirror of
https://github.com/RGBCube/serenity
synced 2025-05-14 07:04:57 +00:00
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
/*
|
|
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Error.h>
|
|
#include <AK/IntrusiveList.h>
|
|
#include <AK/RefPtr.h>
|
|
#include <AK/Types.h>
|
|
#include <Kernel/Devices/Audio/Channel.h>
|
|
#include <Kernel/Library/UserOrKernelBuffer.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class AudioManagement;
|
|
class AudioController
|
|
: public AtomicRefCounted<AudioController>
|
|
, public LockWeakable<AudioController> {
|
|
friend class AudioManagement;
|
|
|
|
public:
|
|
virtual ~AudioController() = default;
|
|
|
|
virtual RefPtr<AudioChannel> audio_channel(u32 index) const = 0;
|
|
virtual ErrorOr<size_t> write(size_t channel_index, UserOrKernelBuffer const& data, size_t length) = 0;
|
|
|
|
virtual ErrorOr<void> initialize(Badge<AudioManagement>) = 0;
|
|
|
|
virtual ErrorOr<void> set_pcm_output_sample_rate(size_t channel_index, u32 samples_per_second_rate) = 0;
|
|
// Note: The return value is rate of samples per second
|
|
virtual ErrorOr<u32> get_pcm_output_sample_rate(size_t channel_index) = 0;
|
|
|
|
private:
|
|
IntrusiveListNode<AudioController, NonnullRefPtr<AudioController>> m_node;
|
|
};
|
|
}
|