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This is the first commit of a series of reformat around the codebase as discussed internally some weeks ago. This project being one that isn't touched that much, it shouldn't cause conflict with any opened PRs.
136 lines
No EOL
4.6 KiB
C#
136 lines
No EOL
4.6 KiB
C#
using Ryujinx.Audio.Backends.Common;
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using Ryujinx.Audio.Backends.Dummy;
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using Ryujinx.Audio.Common;
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using Ryujinx.Audio.Integration;
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using Ryujinx.Common.Logging;
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using Ryujinx.Memory;
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using System;
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using System.Threading;
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using static Ryujinx.Audio.Integration.IHardwareDeviceDriver;
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namespace Ryujinx.Audio.Backends.CompatLayer
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{
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public class CompatLayerHardwareDeviceDriver : IHardwareDeviceDriver
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{
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private IHardwareDeviceDriver _realDriver;
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public CompatLayerHardwareDeviceDriver(IHardwareDeviceDriver realDevice)
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{
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_realDriver = realDevice;
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}
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public void Dispose()
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{
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_realDriver.Dispose();
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}
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public ManualResetEvent GetUpdateRequiredEvent()
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{
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return _realDriver.GetUpdateRequiredEvent();
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}
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public ManualResetEvent GetPauseEvent()
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{
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return _realDriver.GetPauseEvent();
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}
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private uint SelectHardwareChannelCount(uint targetChannelCount)
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{
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if (_realDriver.SupportsChannelCount(targetChannelCount))
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{
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return targetChannelCount;
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}
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return targetChannelCount switch
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{
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6 => SelectHardwareChannelCount(2),
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2 => SelectHardwareChannelCount(1),
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1 => throw new ArgumentException("No valid channel configuration found!"),
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_ => throw new ArgumentException($"Invalid targetChannelCount {targetChannelCount}")
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};
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}
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public IHardwareDeviceSession OpenDeviceSession(Direction direction, IVirtualMemoryManager memoryManager, SampleFormat sampleFormat, uint sampleRate, uint channelCount, float volume)
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{
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if (channelCount == 0)
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{
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channelCount = 2;
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}
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if (sampleRate == 0)
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{
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sampleRate = Constants.TargetSampleRate;
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}
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volume = Math.Clamp(volume, 0, 1);
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if (!_realDriver.SupportsDirection(direction))
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{
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if (direction == Direction.Input)
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{
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Logger.Warning?.Print(LogClass.Audio, "The selected audio backend doesn't support audio input, fallback to dummy...");
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return new DummyHardwareDeviceSessionInput(this, memoryManager, sampleFormat, sampleRate, channelCount);
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}
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throw new NotImplementedException();
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}
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uint hardwareChannelCount = SelectHardwareChannelCount(channelCount);
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IHardwareDeviceSession realSession = _realDriver.OpenDeviceSession(direction, memoryManager, sampleFormat, sampleRate, hardwareChannelCount, volume);
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if (hardwareChannelCount == channelCount)
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{
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return realSession;
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}
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if (direction == Direction.Input)
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{
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Logger.Warning?.Print(LogClass.Audio, $"The selected audio backend doesn't support the requested audio input configuration, fallback to dummy...");
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// TODO: We currently don't support audio input upsampling/downsampling, implement this.
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realSession.Dispose();
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return new DummyHardwareDeviceSessionInput(this, memoryManager, sampleFormat, sampleRate, channelCount);
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}
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// It must be a HardwareDeviceSessionOutputBase.
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if (realSession is not HardwareDeviceSessionOutputBase realSessionOutputBase)
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{
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throw new InvalidOperationException($"Real driver session class type isn't based on {typeof(HardwareDeviceSessionOutputBase).Name}.");
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}
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// If we need to do post processing before sending to the hardware device, wrap around it.
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return new CompatLayerHardwareDeviceSession(realSessionOutputBase, channelCount);
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}
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public bool SupportsChannelCount(uint channelCount)
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{
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return channelCount == 1 || channelCount == 2 || channelCount == 6;
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}
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public bool SupportsSampleFormat(SampleFormat sampleFormat)
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{
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// TODO: More formats.
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return sampleFormat == SampleFormat.PcmInt16;
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}
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public bool SupportsSampleRate(uint sampleRate)
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{
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// TODO: More sample rates.
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return sampleRate == Constants.TargetSampleRate;
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}
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public IHardwareDeviceDriver GetRealDeviceDriver()
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{
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return _realDriver;
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}
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public bool SupportsDirection(Direction direction)
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{
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return direction == Direction.Input || direction == Direction.Output;
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}
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}
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} |