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91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
#pragma once
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#if BOOST_OS_WINDOWS
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#include <mmreg.h>
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#endif
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class IAudioAPI
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{
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friend class GeneralSettings2;
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public:
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class DeviceDescription
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{
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public:
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explicit DeviceDescription(std::wstring name)
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: m_name(std::move(name)) { }
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virtual ~DeviceDescription() = default;
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virtual std::wstring GetIdentifier() const = 0;
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const std::wstring& GetName() const { return m_name; }
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bool operator==(const DeviceDescription& o) const
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{
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return GetIdentifier() == o.GetIdentifier();
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}
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private:
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std::wstring m_name;
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};
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using DeviceDescriptionPtr = std::shared_ptr<DeviceDescription>;
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enum AudioAPI
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{
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DirectSound = 0,
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XAudio27,
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XAudio2,
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Cubeb,
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AudioAPIEnd,
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};
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static constexpr uint32 kBlockCount = 24;
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IAudioAPI(uint32 samplerate, uint32 channels, uint32 samples_per_block, uint32 bits_per_sample);
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virtual ~IAudioAPI() = default;
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virtual AudioAPI GetType() const = 0;
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sint32 GetChannels() const { return m_channels; }
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virtual sint32 GetVolume() const { return m_volume; }
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virtual void SetVolume(sint32 volume) { m_volume = volume; }
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virtual void SetInputVolume(sint32 volume) { m_inputVolume = volume; }
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virtual bool NeedAdditionalBlocks() const = 0;
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virtual bool FeedBlock(sint16* data) = 0;
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virtual bool Play() = 0;
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virtual bool Stop() = 0;
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static void PrintLogging();
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static void InitializeStatic();
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static bool IsAudioAPIAvailable(AudioAPI api);
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static std::unique_ptr<IAudioAPI> CreateDevice(AudioAPI api, const DeviceDescriptionPtr& device, sint32 samplerate, sint32 channels, sint32 samples_per_block, sint32 bits_per_sample);
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static std::vector<DeviceDescriptionPtr> GetDevices(AudioAPI api);
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protected:
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#if BOOST_OS_WINDOWS
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WAVEFORMATEXTENSIBLE m_wfx{};
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#endif
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uint32 m_samplerate, m_channels, m_samplesPerBlock, m_bitsPerSample;
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uint32 m_bytesPerBlock;
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sint32 m_volume = 0, m_inputVolume = 0;
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bool m_playing = false;
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static std::array<bool, AudioAPIEnd> s_availableApis;
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static uint32 s_audioDelay;
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private:
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void InitWFX(sint32 samplerate, sint32 channels, sint32 bits_per_sample);
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};
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using AudioAPIPtr = std::unique_ptr<IAudioAPI>;
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extern std::shared_mutex g_audioMutex;
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extern AudioAPIPtr g_tvAudio;
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extern AudioAPIPtr g_padAudio;
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extern std::atomic_int32_t g_padVolume;
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