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* Better SDL2 Audio Init Error Logging * Update Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs Co-authored-by: Mary-nyan <thog@protonmail.com> * Update Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs Co-authored-by: Mary-nyan <thog@protonmail.com> * Update Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs Co-authored-by: Mary-nyan <thog@protonmail.com> * Update Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs Co-authored-by: Ac_K <Acoustik666@gmail.com> * Update Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs Co-authored-by: Ac_K <Acoustik666@gmail.com> * Update SDL2HardwareDeviceDriver.cs * Update SDL2HardwareDeviceDriver.cs Co-authored-by: Mary-nyan <thog@protonmail.com> Co-authored-by: Ac_K <Acoustik666@gmail.com>
177 lines
5.4 KiB
C#
177 lines
5.4 KiB
C#
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 Ryujinx.SDL2.Common;
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using System;
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using System.Collections.Concurrent;
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using System.Threading;
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using static Ryujinx.Audio.Integration.IHardwareDeviceDriver;
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using static SDL2.SDL;
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namespace Ryujinx.Audio.Backends.SDL2
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{
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public class SDL2HardwareDeviceDriver : IHardwareDeviceDriver
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{
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private readonly ManualResetEvent _updateRequiredEvent;
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private readonly ManualResetEvent _pauseEvent;
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private readonly ConcurrentDictionary<SDL2HardwareDeviceSession, byte> _sessions;
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public SDL2HardwareDeviceDriver()
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{
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_updateRequiredEvent = new ManualResetEvent(false);
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_pauseEvent = new ManualResetEvent(true);
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_sessions = new ConcurrentDictionary<SDL2HardwareDeviceSession, byte>();
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SDL2Driver.Instance.Initialize();
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}
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public static bool IsSupported => IsSupportedInternal();
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private static bool IsSupportedInternal()
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{
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uint device = OpenStream(SampleFormat.PcmInt16, Constants.TargetSampleRate, Constants.ChannelCountMax, Constants.TargetSampleCount, null);
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if (device != 0)
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{
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SDL_CloseAudioDevice(device);
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}
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return device != 0;
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}
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public ManualResetEvent GetUpdateRequiredEvent()
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{
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return _updateRequiredEvent;
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}
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public ManualResetEvent GetPauseEvent()
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{
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return _pauseEvent;
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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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if (direction != Direction.Output)
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{
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throw new NotImplementedException("Input direction is currently not implemented on SDL2 backend!");
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}
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SDL2HardwareDeviceSession session = new SDL2HardwareDeviceSession(this, memoryManager, sampleFormat, sampleRate, channelCount, volume);
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_sessions.TryAdd(session, 0);
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return session;
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}
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internal bool Unregister(SDL2HardwareDeviceSession session)
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{
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return _sessions.TryRemove(session, out _);
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}
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private static SDL_AudioSpec GetSDL2Spec(SampleFormat requestedSampleFormat, uint requestedSampleRate, uint requestedChannelCount, uint sampleCount)
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{
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return new SDL_AudioSpec
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{
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channels = (byte)requestedChannelCount,
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format = GetSDL2Format(requestedSampleFormat),
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freq = (int)requestedSampleRate,
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samples = (ushort)sampleCount
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};
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}
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internal static ushort GetSDL2Format(SampleFormat format)
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{
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return format switch
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{
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SampleFormat.PcmInt8 => AUDIO_S8,
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SampleFormat.PcmInt16 => AUDIO_S16,
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SampleFormat.PcmInt32 => AUDIO_S32,
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SampleFormat.PcmFloat => AUDIO_F32,
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_ => throw new ArgumentException($"Unsupported sample format {format}"),
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};
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}
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internal static uint OpenStream(SampleFormat requestedSampleFormat, uint requestedSampleRate, uint requestedChannelCount, uint sampleCount, SDL_AudioCallback callback)
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{
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SDL_AudioSpec desired = GetSDL2Spec(requestedSampleFormat, requestedSampleRate, requestedChannelCount, sampleCount);
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desired.callback = callback;
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uint device = SDL_OpenAudioDevice(IntPtr.Zero, 0, ref desired, out SDL_AudioSpec got, 0);
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if (device == 0)
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{
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Logger.Error?.Print(LogClass.Application,
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$"SDL2 open audio device initialization failed with error \"{SDL_GetError()}\"");
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return 0;
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}
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bool isValid = got.format == desired.format && got.freq == desired.freq && got.channels == desired.channels;
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if (!isValid)
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{
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Logger.Error?.Print(LogClass.Application, "SDL2 open audio device is not valid");
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SDL_CloseAudioDevice(device);
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return 0;
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}
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return device;
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}
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public void Dispose()
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{
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Dispose(true);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (disposing)
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{
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foreach (SDL2HardwareDeviceSession session in _sessions.Keys)
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{
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session.Dispose();
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}
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SDL2Driver.Instance.Dispose();
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_pauseEvent.Dispose();
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}
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}
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public bool SupportsSampleRate(uint sampleRate)
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{
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return true;
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}
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public bool SupportsSampleFormat(SampleFormat sampleFormat)
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{
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return sampleFormat != SampleFormat.PcmInt24;
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}
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public bool SupportsChannelCount(uint channelCount)
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{
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return true;
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}
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public bool SupportsDirection(Direction direction)
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{
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// TODO: add direction input when supported.
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return direction == Direction.Output;
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}
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}
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}
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