using System.Diagnostics; namespace Ryujinx.Audio.Renderer.Device { /// <summary> /// Represents a virtual device used by IAudioDevice. /// </summary> public class VirtualDevice { /// <summary> /// All the defined virtual devices. /// </summary> public static readonly VirtualDevice[] Devices = new VirtualDevice[5] { new VirtualDevice("AudioStereoJackOutput", 2, true), new VirtualDevice("AudioBuiltInSpeakerOutput", 2, false), new VirtualDevice("AudioTvOutput", 6, false), new VirtualDevice("AudioUsbDeviceOutput", 2, true), new VirtualDevice("AudioExternalOutput", 6, true), }; /// <summary> /// The name of the <see cref="VirtualDevice"/>. /// </summary> public string Name { get; } /// <summary> /// The count of channels supported by the <see cref="VirtualDevice"/>. /// </summary> public uint ChannelCount { get; } /// <summary> /// The system master volume of the <see cref="VirtualDevice"/>. /// </summary> public float MasterVolume { get; private set; } /// <summary> /// Define if the <see cref="VirtualDevice"/> is provided by an external interface. /// </summary> public bool IsExternalOutput { get; } /// <summary> /// Create a new <see cref="VirtualDevice"/> instance. /// </summary> /// <param name="name">The name of the <see cref="VirtualDevice"/>.</param> /// <param name="channelCount">The count of channels supported by the <see cref="VirtualDevice"/>.</param> /// <param name="isExternalOutput">Indicate if the <see cref="VirtualDevice"/> is provided by an external interface.</param> private VirtualDevice(string name, uint channelCount, bool isExternalOutput) { Name = name; ChannelCount = channelCount; IsExternalOutput = isExternalOutput; } /// <summary> /// Update the master volume of the <see cref="VirtualDevice"/>. /// </summary> /// <param name="volume">The new master volume.</param> public void UpdateMasterVolume(float volume) { Debug.Assert(volume >= 0.0f && volume <= 1.0f); MasterVolume = volume; } /// <summary> /// Check if the <see cref="VirtualDevice"/> is a usb device. /// </summary> /// <returns>Returns true if the <see cref="VirtualDevice"/> is a usb device.</returns> public bool IsUsbDevice() { return Name.Equals("AudioUsbDeviceOutput"); } /// <summary> /// Get the output device name of the <see cref="VirtualDevice"/>. /// </summary> /// <returns>The output device name of the <see cref="VirtualDevice"/>.</returns> public string GetOutputDeviceName() { if (IsExternalOutput) { return "AudioExternalOutput"; } return Name; } } }