diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs')
| -rw-r--r-- | Ryujinx.Audio/Backends/CompatLayer/CompatLayerHardwareDeviceDriver.cs | 186 |
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; - } - } -}
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