81 lines
2.2 KiB
C++
Executable File
81 lines
2.2 KiB
C++
Executable File
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
#pragma once
|
|
|
|
#include <string_view>
|
|
|
|
#include "audio_core/audio_render_manager.h"
|
|
|
|
namespace Core {
|
|
class System;
|
|
}
|
|
|
|
namespace AudioCore {
|
|
namespace Sink {
|
|
class Sink;
|
|
}
|
|
|
|
namespace AudioRenderer {
|
|
/**
|
|
* An interface to an output audio device available to the Switch.
|
|
*/
|
|
class AudioDevice {
|
|
public:
|
|
struct AudioDeviceName {
|
|
std::array<char, 0x100> name{};
|
|
|
|
constexpr AudioDeviceName(std::string_view name_) {
|
|
name_.copy(name.data(), name.size() - 1);
|
|
}
|
|
};
|
|
|
|
explicit AudioDevice(Core::System& system, u64 applet_resource_user_id, u32 revision);
|
|
|
|
/**
|
|
* Get a list of the available output devices.
|
|
*
|
|
* @param out_buffer - Output buffer to write the available device names.
|
|
* @param max_count - Maximum number of devices to write (count of out_buffer).
|
|
* @return Number of device names written.
|
|
*/
|
|
u32 ListAudioDeviceName(std::vector<AudioDeviceName>& out_buffer, size_t max_count) const;
|
|
|
|
/**
|
|
* Get a list of the available output devices.
|
|
* Different to above somehow...
|
|
*
|
|
* @param out_buffer - Output buffer to write the available device names.
|
|
* @param max_count - Maximum number of devices to write (count of out_buffer).
|
|
* @return Number of device names written.
|
|
*/
|
|
u32 ListAudioOutputDeviceName(std::vector<AudioDeviceName>& out_buffer, size_t max_count) const;
|
|
|
|
/**
|
|
* Set the volume of all streams in the backend sink.
|
|
*
|
|
* @param volume - Volume to set.
|
|
*/
|
|
void SetDeviceVolumes(f32 volume);
|
|
|
|
/**
|
|
* Get the volume for a given device name.
|
|
* Note: This is not fully implemented, we only assume 1 device for all streams.
|
|
*
|
|
* @param name - Name of the device to check. Unused.
|
|
* @return Volume of the device.
|
|
*/
|
|
f32 GetDeviceVolume(std::string_view name) const;
|
|
|
|
private:
|
|
/// Backend output sink for the device
|
|
Sink::Sink& output_sink;
|
|
/// Resource id this device is used for
|
|
const u64 applet_resource_user_id;
|
|
/// User audio renderer revision
|
|
const u32 user_revision;
|
|
};
|
|
|
|
} // namespace AudioRenderer
|
|
} // namespace AudioCore
|