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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs')
-rw-r--r--Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs173
1 files changed, 0 insertions, 173 deletions
diff --git a/Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs b/Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs
deleted file mode 100644
index 34231e61..00000000
--- a/Ryujinx.Audio/Renderer/Dsp/Command/CompressorCommand.cs
+++ /dev/null
@@ -1,173 +0,0 @@
-using Ryujinx.Audio.Renderer.Dsp.Effect;
-using Ryujinx.Audio.Renderer.Dsp.State;
-using Ryujinx.Audio.Renderer.Parameter.Effect;
-using System;
-using System.Diagnostics;
-
-namespace Ryujinx.Audio.Renderer.Dsp.Command
-{
- public class CompressorCommand : ICommand
- {
- private const int FixedPointPrecision = 15;
-
- public bool Enabled { get; set; }
-
- public int NodeId { get; }
-
- public CommandType CommandType => CommandType.Compressor;
-
- public uint EstimatedProcessingTime { get; set; }
-
- public CompressorParameter Parameter => _parameter;
- public Memory<CompressorState> State { get; }
- public ushort[] OutputBufferIndices { get; }
- public ushort[] InputBufferIndices { get; }
- public bool IsEffectEnabled { get; }
-
- private CompressorParameter _parameter;
-
- public CompressorCommand(uint bufferOffset, CompressorParameter parameter, Memory<CompressorState> state, bool isEnabled, int nodeId)
- {
- Enabled = true;
- NodeId = nodeId;
- _parameter = parameter;
- State = state;
-
- IsEffectEnabled = isEnabled;
-
- InputBufferIndices = new ushort[Constants.VoiceChannelCountMax];
- OutputBufferIndices = new ushort[Constants.VoiceChannelCountMax];
-
- for (int i = 0; i < _parameter.ChannelCount; i++)
- {
- InputBufferIndices[i] = (ushort)(bufferOffset + _parameter.Input[i]);
- OutputBufferIndices[i] = (ushort)(bufferOffset + _parameter.Output[i]);
- }
- }
-
- public void Process(CommandList context)
- {
- ref CompressorState state = ref State.Span[0];
-
- if (IsEffectEnabled)
- {
- if (_parameter.Status == Server.Effect.UsageState.Invalid)
- {
- state = new CompressorState(ref _parameter);
- }
- else if (_parameter.Status == Server.Effect.UsageState.New)
- {
- state.UpdateParameter(ref _parameter);
- }
- }
-
- ProcessCompressor(context, ref state);
- }
-
- private unsafe void ProcessCompressor(CommandList context, ref CompressorState state)
- {
- Debug.Assert(_parameter.IsChannelCountValid());
-
- if (IsEffectEnabled && _parameter.IsChannelCountValid())
- {
- Span<IntPtr> inputBuffers = stackalloc IntPtr[Parameter.ChannelCount];
- Span<IntPtr> outputBuffers = stackalloc IntPtr[Parameter.ChannelCount];
- Span<float> channelInput = stackalloc float[Parameter.ChannelCount];
- ExponentialMovingAverage inputMovingAverage = state.InputMovingAverage;
- float unknown4 = state.Unknown4;
- ExponentialMovingAverage compressionGainAverage = state.CompressionGainAverage;
- float previousCompressionEmaAlpha = state.PreviousCompressionEmaAlpha;
-
- for (int i = 0; i < _parameter.ChannelCount; i++)
- {
- inputBuffers[i] = context.GetBufferPointer(InputBufferIndices[i]);
- outputBuffers[i] = context.GetBufferPointer(OutputBufferIndices[i]);
- }
-
- for (int sampleIndex = 0; sampleIndex < context.SampleCount; sampleIndex++)
- {
- for (int channelIndex = 0; channelIndex < _parameter.ChannelCount; channelIndex++)
- {
- channelInput[channelIndex] = *((float*)inputBuffers[channelIndex] + sampleIndex);
- }
-
- float newMean = inputMovingAverage.Update(FloatingPointHelper.MeanSquare(channelInput), _parameter.InputGain);
- float y = FloatingPointHelper.Log10(newMean) * 10.0f;
- float z = 0.0f;
-
- bool unknown10OutOfRange = false;
-
- if (newMean < 1.0e-10f)
- {
- z = 1.0f;
-
- unknown10OutOfRange = state.Unknown10 < -100.0f;
- }
-
- if (y >= state.Unknown10 || unknown10OutOfRange)
- {
- float tmpGain;
-
- if (y >= state.Unknown14)
- {
- tmpGain = ((1.0f / Parameter.Ratio) - 1.0f) * (y - Parameter.Threshold);
- }
- else
- {
- tmpGain = (y - state.Unknown10) * ((y - state.Unknown10) * -state.CompressorGainReduction);
- }
-
- z = FloatingPointHelper.DecibelToLinearExtended(tmpGain);
- }
-
- float unknown4New = z;
- float compressionEmaAlpha;
-
- if ((unknown4 - z) <= 0.08f)
- {
- compressionEmaAlpha = Parameter.ReleaseCoefficient;
-
- if ((unknown4 - z) >= -0.08f)
- {
- if (MathF.Abs(compressionGainAverage.Read() - z) >= 0.001f)
- {
- unknown4New = unknown4;
- }
-
- compressionEmaAlpha = previousCompressionEmaAlpha;
- }
- }
- else
- {
- compressionEmaAlpha = Parameter.AttackCoefficient;
- }
-
- float compressionGain = compressionGainAverage.Update(z, compressionEmaAlpha);
-
- for (int channelIndex = 0; channelIndex < Parameter.ChannelCount; channelIndex++)
- {
- *((float*)outputBuffers[channelIndex] + sampleIndex) = channelInput[channelIndex] * compressionGain * state.OutputGain;
- }
-
- unknown4 = unknown4New;
- previousCompressionEmaAlpha = compressionEmaAlpha;
- }
-
- state.InputMovingAverage = inputMovingAverage;
- state.Unknown4 = unknown4;
- state.CompressionGainAverage = compressionGainAverage;
- state.PreviousCompressionEmaAlpha = previousCompressionEmaAlpha;
- }
- else
- {
- for (int i = 0; i < Parameter.ChannelCount; i++)
- {
- if (InputBufferIndices[i] != OutputBufferIndices[i])
- {
- context.CopyBuffer(OutputBufferIndices[i], InputBufferIndices[i]);
- }
- }
- }
- }
- }
-}