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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/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs')
-rw-r--r--Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs186
1 files changed, 0 insertions, 186 deletions
diff --git a/Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs b/Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs
deleted file mode 100644
index 22919f1e..00000000
--- a/Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs
+++ /dev/null
@@ -1,186 +0,0 @@
-using Ryujinx.Audio.Backends.Common;
-using Ryujinx.Audio.Backends.Dummy;
-using Ryujinx.Audio.Common;
-using Ryujinx.Audio.Integration;
-using Ryujinx.Common.Logging;
-using Ryujinx.Memory;
-using System;
-using System.Threading;
-
-using static Ryujinx.Audio.Integration.IHardwareDeviceDriver;
-
-namespace Ryujinx.Audio.Backends.CompatLayer
-{
- public class CompatLayerHardwareDeviceDriver : IHardwareDeviceDriver
- {
- private IHardwareDeviceDriver _realDriver;
-
- public static bool IsSupported => true;
-
- public CompatLayerHardwareDeviceDriver(IHardwareDeviceDriver realDevice)
- {
- _realDriver = realDevice;
- }
-
- public void Dispose()
- {
- _realDriver.Dispose();
- }
-
- public ManualResetEvent GetUpdateRequiredEvent()
- {
- return _realDriver.GetUpdateRequiredEvent();
- }
-
- public ManualResetEvent GetPauseEvent()
- {
- return _realDriver.GetPauseEvent();
- }
-
- private uint SelectHardwareChannelCount(uint targetChannelCount)
- {
- if (_realDriver.SupportsChannelCount(targetChannelCount))
- {
- return targetChannelCount;
- }
-
- return targetChannelCount switch
- {
- 6 => SelectHardwareChannelCount(2),
- 2 => SelectHardwareChannelCount(1),
- 1 => throw new ArgumentException("No valid channel configuration found!"),
- _ => throw new ArgumentException($"Invalid targetChannelCount {targetChannelCount}")
- };
- }
-
- private SampleFormat SelectHardwareSampleFormat(SampleFormat targetSampleFormat)
- {
- if (_realDriver.SupportsSampleFormat(targetSampleFormat))
- {
- return targetSampleFormat;
- }
-
- // Attempt conversion from PCM16.
- if (targetSampleFormat == SampleFormat.PcmInt16)
- {
- // Prefer PCM32 if we need to convert.
- if (_realDriver.SupportsSampleFormat(SampleFormat.PcmInt32))
- {
- return SampleFormat.PcmInt32;
- }
-
- // If not supported, PCM float provides the best quality with a cost lower than PCM24.
- if (_realDriver.SupportsSampleFormat(SampleFormat.PcmFloat))
- {
- return SampleFormat.PcmFloat;
- }
-
- if (_realDriver.SupportsSampleFormat(SampleFormat.PcmInt24))
- {
- return SampleFormat.PcmInt24;
- }
-
- // If nothing is truly supported, attempt PCM8 at the cost of losing quality.
- if (_realDriver.SupportsSampleFormat(SampleFormat.PcmInt8))
- {
- return SampleFormat.PcmInt8;
- }
- }
-
- throw new ArgumentException("No valid sample format configuration found!");
- }
-
- public IHardwareDeviceSession OpenDeviceSession(Direction direction, IVirtualMemoryManager memoryManager, SampleFormat sampleFormat, uint sampleRate, uint channelCount, float volume)
- {
- if (channelCount == 0)
- {
- channelCount = 2;
- }
-
- if (sampleRate == 0)
- {
- sampleRate = Constants.TargetSampleRate;
- }
-
- volume = Math.Clamp(volume, 0, 1);
-
- if (!_realDriver.SupportsDirection(direction))
- {
- if (direction == Direction.Input)
- {
- Logger.Warning?.Print(LogClass.Audio, "The selected audio backend doesn't support audio input, fallback to dummy...");
-
- return new DummyHardwareDeviceSessionInput(this, memoryManager, sampleFormat, sampleRate, channelCount);
- }
-
- throw new NotImplementedException();
- }
-
- SampleFormat hardwareSampleFormat = SelectHardwareSampleFormat(sampleFormat);
- uint hardwareChannelCount = SelectHardwareChannelCount(channelCount);
-
- IHardwareDeviceSession realSession = _realDriver.OpenDeviceSession(direction, memoryManager, hardwareSampleFormat, sampleRate, hardwareChannelCount, volume);
-
- if (hardwareChannelCount == channelCount && hardwareSampleFormat == sampleFormat)
- {
- return realSession;
- }
-
- if (hardwareSampleFormat != sampleFormat)
- {
- Logger.Warning?.Print(LogClass.Audio, $"{sampleFormat} isn't supported by the audio device, conversion to {hardwareSampleFormat} will happen.");
-
- if (hardwareSampleFormat < sampleFormat)
- {
- Logger.Warning?.Print(LogClass.Audio, $"{hardwareSampleFormat} has lower quality than {sampleFormat}, expect some loss in audio fidelity.");
- }
- }
-
- if (direction == Direction.Input)
- {
- Logger.Warning?.Print(LogClass.Audio, $"The selected audio backend doesn't support the requested audio input configuration, fallback to dummy...");
-
- // TODO: We currently don't support audio input upsampling/downsampling, implement this.
- realSession.Dispose();
-
- return new DummyHardwareDeviceSessionInput(this, memoryManager, sampleFormat, sampleRate, channelCount);
- }
-
- // It must be a HardwareDeviceSessionOutputBase.
- if (realSession is not HardwareDeviceSessionOutputBase realSessionOutputBase)
- {
- throw new InvalidOperationException($"Real driver session class type isn't based on {typeof(HardwareDeviceSessionOutputBase).Name}.");
- }
-
- // If we need to do post processing before sending to the hardware device, wrap around it.
- return new CompatLayerHardwareDeviceSession(realSessionOutputBase, sampleFormat, channelCount);
- }
-
- public bool SupportsChannelCount(uint channelCount)
- {
- return channelCount == 1 || channelCount == 2 || channelCount == 6;
- }
-
- public bool SupportsSampleFormat(SampleFormat sampleFormat)
- {
- // TODO: More formats.
- return sampleFormat == SampleFormat.PcmInt16;
- }
-
- public bool SupportsSampleRate(uint sampleRate)
- {
- // TODO: More sample rates.
- return sampleRate == Constants.TargetSampleRate;
- }
-
- public IHardwareDeviceDriver GetRealDeviceDriver()
- {
- return _realDriver;
- }
-
- public bool SupportsDirection(Direction direction)
- {
- return direction == Direction.Input || direction == Direction.Output;
- }
- }
-} \ No newline at end of file