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//
// 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.Backends.Common;
using Ryujinx.Audio.Common;
using Ryujinx.Audio.Integration;
using Ryujinx.Memory;
using System.Threading;
namespace Ryujinx.Audio.Backends.Dummy
{
internal class DummyHardwareDeviceSessionOutput : HardwareDeviceSessionOutputBase
{
private float _volume;
private IHardwareDeviceDriver _manager;
private ulong _playedSampleCount;
public DummyHardwareDeviceSessionOutput(IHardwareDeviceDriver manager, IVirtualMemoryManager memoryManager, SampleFormat requestedSampleFormat, uint requestedSampleRate, uint requestedChannelCount, float requestedVolume) : base(memoryManager, requestedSampleFormat, requestedSampleRate, requestedChannelCount)
{
_volume = requestedVolume;
_manager = manager;
}
public override void Dispose()
{
// Nothing to do.
}
public override ulong GetPlayedSampleCount()
{
return Interlocked.Read(ref _playedSampleCount);
}
public override float GetVolume()
{
return _volume;
}
public override void PrepareToClose() { }
public override void QueueBuffer(AudioBuffer buffer)
{
Interlocked.Add(ref _playedSampleCount, GetSampleCount(buffer));
_manager.GetUpdateRequiredEvent().Set();
}
public override void SetVolume(float volume)
{
_volume = volume;
}
public override void Start() { }
public override void Stop() { }
public override void UnregisterBuffer(AudioBuffer buffer) { }
public override bool WasBufferFullyConsumed(AudioBuffer buffer)
{
return true;
}
}
}
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