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9253f7d645
The files already had a #ifdef _WIN32, but this avoid even trying to compile their translation unit. I was surprised to see XAudio2 being mentioned on Linux, this makes sure no one else will get this surprise.
54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#pragma once
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#ifndef _WIN32
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#error "XAudio2 can only be built on Windows."
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#endif
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#include "Emu/Audio/AudioBackend.h"
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class XAudio2Backend : public AudioBackend
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{
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public:
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class XAudio2Library
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{
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public:
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virtual void play() = 0;
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virtual void flush() = 0;
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virtual void stop() = 0;
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virtual void open() = 0;
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virtual bool is_playing() = 0;
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virtual bool add(const void*, u32) = 0;
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virtual u64 enqueued_samples() = 0;
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virtual f32 set_freq_ratio(f32) = 0;
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};
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private:
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static XAudio2Library* xa27_init(void*);
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static XAudio2Library* xa28_init(void*);
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std::unique_ptr<XAudio2Library> lib = nullptr;
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public:
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XAudio2Backend();
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virtual ~XAudio2Backend() override;
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virtual const char* GetName() const override { return "XAudio2"; };
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static const u32 capabilities = PLAY_PAUSE_FLUSH | IS_PLAYING | GET_NUM_ENQUEUED_SAMPLES | SET_FREQUENCY_RATIO;
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virtual u32 GetCapabilities() const override { return capabilities; };
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virtual void Open(u32 /* num_buffers */) override;
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virtual void Close() override;
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virtual void Play() override;
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virtual void Pause() override;
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virtual bool IsPlaying() override;
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virtual bool AddData(const void* src, u32 num_samples) override;
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virtual void Flush() override;
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virtual u64 GetNumEnqueuedSamples() override;
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virtual f32 SetFrequencyRatio(f32 new_ratio) override;
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};
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