WinAudioDS.h

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#pragma once
#ifdef _WIN32
#include "HephAudioShared.h"
#include "NativeAudio.h"
#include "WinAudioBase.h"
#include <dsound.h>
 
namespace HephAudio
{
    namespace Native
    {
        class HEPH_API WinAudioDS final : public WinAudioBase
        {
        public:
            using NativeAudio::InitializeRender;
            using NativeAudio::InitializeCapture;
 
        private:
            HWND hwnd;
 
        public:
            WinAudioDS();
 
            WinAudioDS(const WinAudioDS&) = delete;
            WinAudioDS& operator=(const WinAudioDS&) = delete;
 
            ~WinAudioDS();
            
            void SetMasterVolume(double volume) override;
            double GetMasterVolume() const override;
            void InitializeRender(AudioDevice* device, AudioFormatInfo format) override;
            void StopRendering() override;
            void InitializeCapture(AudioDevice* device, AudioFormatInfo format) override;
            void StopCapturing() override;
            void GetNativeParams(NativeAudioParams& nativeParams) const override;
            void SetNativeParams(const NativeAudioParams& nativeParams) override;
        private:
            bool EnumerateAudioDevices() override;
            void CheckAudioDevices() override;
            void RenderData(GUID deviceId);
            void CaptureData(GUID deviceId);
            static BOOL CALLBACK RenderDeviceEnumerationCallback(LPGUID lpGuid, LPCWSTR lpcstrDescription, LPCWSTR lpcstrModule, LPVOID pWinAudioDS);
            static BOOL CALLBACK CaptureDeviceEnumerationCallback(LPGUID lpGuid, LPCWSTR lpcstrDescription, LPCWSTR lpcstrModule, LPVOID pWinAudioDS);
            static std::string GuidToString(LPGUID guid);
            static GUID StringToGuid(const std::string& str);
            static void RestrictAudioFormatInfo(AudioFormatInfo& afi, const DSCAPS& dsCaps);
            static void RestrictAudioFormatInfo(AudioFormatInfo& afi, const DSCCAPS& dscCaps);
        };
    }
}
#endif