ryujinx/src/Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager.cs

using Ryujinx.Audio.Renderer.Device;
using Ryujinx.Audio.Renderer.Parameter;
using Ryujinx.Audio.Renderer.Server;
using Ryujinx.HLE.HOS.Kernel.Memory;
using Ryujinx.HLE.HOS.Services.Audio.AudioRenderer;

using AudioRendererManagerImpl = Ryujinx.Audio.Renderer.Server.AudioRendererManager;

namespace Ryujinx.HLE.HOS.Services.Audio
{
    class AudioRendererManager : IAudioRendererManager
    {
        private readonly AudioRendererManagerImpl _impl;
        private readonly VirtualDeviceSessionRegistry _registry;

        public AudioRendererManager(AudioRendererManagerImpl impl, VirtualDeviceSessionRegistry registry)
        {
            _impl = impl;
            _registry = registry;
        }

        public ResultCode GetAudioDeviceServiceWithRevisionInfo(ServiceCtx context, out IAudioDevice outObject, int revision, ulong appletResourceUserId)
        {
            outObject = new AudioDevice(_registry, context.Device.System.KernelContext, appletResourceUserId, revision);

            return ResultCode.Success;
        }

        public ulong GetWorkBufferSize(ref AudioRendererConfiguration parameter)
        {
            return AudioRendererManagerImpl.GetWorkBufferSize(ref parameter);
        }

        public ResultCode OpenAudioRenderer(
            ServiceCtx context,
            out IAudioRenderer obj,
            ref AudioRendererConfiguration parameter,
            ulong workBufferSize,
            ulong appletResourceUserId,
            KTransferMemory workBufferTransferMemory,
            uint processHandle)
        {
            var memoryManager = context.Process.HandleTable.GetKProcess((int)processHandle).CpuMemory;

            ResultCode result = (ResultCode)_impl.OpenAudioRenderer(
                out AudioRenderSystem renderer,
                memoryManager,
                ref parameter,
                appletResourceUserId,
                workBufferTransferMemory.Address,
                workBufferTransferMemory.Size,
                processHandle,
                context.Device.Configuration.AudioVolume);

            if (result == ResultCode.Success)
            {
                obj = new AudioRenderer.AudioRenderer(renderer);
            }
            else
            {
                obj = null;
            }

            return result;
        }
    }
}