rpcsx/rpcs3/Emu/Audio/XAudio2/XAudio2Backend.h
2020-12-06 15:30:12 +03:00

44 lines
1.1 KiB
C++

#pragma once
#ifndef _WIN32
#error "XAudio2 can only be built on Windows."
#endif
#include "Emu/Audio/AudioBackend.h"
#include <xaudio2redist.h>
#include <wrl/client.h>
class XAudio2Backend final : public AudioBackend
{
private:
Microsoft::WRL::ComPtr<IXAudio2> m_xaudio2_instance;
IXAudio2MasteringVoice* m_master_voice{};
IXAudio2SourceVoice* m_source_voice{};
public:
XAudio2Backend();
virtual ~XAudio2Backend() override;
virtual const char* GetName() const override { return "XAudio2"; };
static const u32 capabilities = PLAY_PAUSE_FLUSH | IS_PLAYING | GET_NUM_ENQUEUED_SAMPLES | SET_FREQUENCY_RATIO;
virtual u32 GetCapabilities() const override { return capabilities; };
virtual bool Initialized() const override { return m_xaudio2_instance != nullptr; }
virtual void Open(u32 /* num_buffers */) override;
virtual void Close() override;
virtual void Play() override;
virtual void Pause() override;
virtual bool IsPlaying() override;
virtual bool AddData(const void* src, u32 num_samples) override;
virtual void Flush() override;
virtual u64 GetNumEnqueuedSamples() override;
virtual f32 SetFrequencyRatio(f32 new_ratio) override;
};