aboutsummaryrefslogblamecommitdiff
path: root/src/Ryujinx.Audio/Renderer/Dsp/State/LimiterState.cs
blob: 80d1cb62e93ecad55a3c18d94e0af26ddf8f6442 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
                                        





                                              
                                                                 



                                                                             
                                                                                          

                                                                                                          
                                                                                     
                                                         


                                           
                                                                              
     
 
using Ryujinx.Audio.Renderer.Dsp.Effect;
using Ryujinx.Audio.Renderer.Parameter.Effect;
using System;

namespace Ryujinx.Audio.Renderer.Dsp.State
{
    public class LimiterState
    {
        public ExponentialMovingAverage[] DetectorAverage;
        public ExponentialMovingAverage[] CompressionGainAverage;
        public float[] DelayedSampleBuffer;
        public int[] DelayedSampleBufferPosition;

        public LimiterState(ref LimiterParameter parameter, ulong workBuffer)
        {
            DetectorAverage = new ExponentialMovingAverage[parameter.ChannelCount];
            CompressionGainAverage = new ExponentialMovingAverage[parameter.ChannelCount];
            DelayedSampleBuffer = new float[parameter.ChannelCount * parameter.DelayBufferSampleCountMax];
            DelayedSampleBufferPosition = new int[parameter.ChannelCount];

            DetectorAverage.AsSpan().Fill(new ExponentialMovingAverage(0.0f));
            CompressionGainAverage.AsSpan().Fill(new ExponentialMovingAverage(1.0f));
            DelayedSampleBufferPosition.AsSpan().Clear();
            DelayedSampleBuffer.AsSpan().Clear();

            UpdateParameter(ref parameter);
        }

        public static void UpdateParameter(ref LimiterParameter parameter) { }
    }
}