Nerfed/Nerfed.Runtime/Audio/SubmixVoice.cs

55 lines
1.4 KiB
C#

using System;
namespace Nerfed.Runtime.Audio;
/// <summary>
/// SourceVoices can send audio to a SubmixVoice for convenient effects processing.
/// Submixes process in order of processingStage, from lowest to highest.
/// Therefore submixes early in a chain should have a low processingStage, and later in the chain they should have a higher one.
/// </summary>
public class SubmixVoice : Voice
{
public SubmixVoice(
AudioDevice device,
uint sourceChannelCount,
uint sampleRate,
uint processingStage
) : base(device, sourceChannelCount, device.DeviceDetails.OutputFormat.Format.nChannels)
{
FAudio.FAudio_CreateSubmixVoice(
device.Handle,
out handle,
sourceChannelCount,
sampleRate,
FAudio.FAUDIO_VOICE_USEFILTER,
processingStage,
IntPtr.Zero,
IntPtr.Zero
);
SetOutputVoice(device.MasteringVoice);
}
private SubmixVoice(
AudioDevice device
) : base(device, device.DeviceDetails.OutputFormat.Format.nChannels, device.DeviceDetails.OutputFormat.Format.nChannels)
{
FAudio.FAudio_CreateSubmixVoice(
device.Handle,
out handle,
device.DeviceDetails.OutputFormat.Format.nChannels,
device.DeviceDetails.OutputFormat.Format.nSamplesPerSec,
FAudio.FAUDIO_VOICE_USEFILTER,
int.MaxValue,
IntPtr.Zero, // default sends to mastering voice
IntPtr.Zero
);
OutputVoice = null;
}
internal static SubmixVoice CreateFauxMasteringVoice(AudioDevice device)
{
return new SubmixVoice(device);
}
}