Ryujinx/Ryujinx.Audio/Integration/IHardwareDeviceDriver.cs

//
// Copyright (c) 2019-2021 Ryujinx
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

using Ryujinx.Audio.Common;
using Ryujinx.Memory;
using System;
using System.Threading;

namespace Ryujinx.Audio.Integration
{
    /// <summary>
    /// Represent an hardware device driver used in <see cref="Output.AudioOutputSystem"/>.
    /// </summary>
    public interface IHardwareDeviceDriver : IDisposable
    {
        public enum Direction
        {
            Input,
            Output
        }

        IHardwareDeviceSession OpenDeviceSession(Direction direction, IVirtualMemoryManager memoryManager, SampleFormat sampleFormat, uint sampleRate, uint channelCount, float volume = 1f);

        ManualResetEvent GetUpdateRequiredEvent();
        ManualResetEvent GetPauseEvent();

        bool SupportsDirection(Direction direction);
        bool SupportsSampleRate(uint sampleRate);
        bool SupportsSampleFormat(SampleFormat sampleFormat);
        bool SupportsChannelCount(uint channelCount);

        IHardwareDeviceDriver GetRealDeviceDriver()
        {
            return this;
        }
    }
}