ssdfasd
d575532966
- TEST_SPEC.md: Updated test directory structure to reflect Core/Asset, Core/IO, and Resources/<Type> subdirectories - TEST_SPEC.md: Updated module names and test counts (852 total) - TEST_SPEC.md: Updated build commands for new Resources subdirectories - README.md: Updated engine structure with Core/Asset/ and Core/IO/ - README.md: Updated Resources section with layered architecture - README.md: Updated test coverage table with accurate counts
103 lines
2.6 KiB
C++
103 lines
2.6 KiB
C++
#pragma once
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#include <XCEngine/Audio/IAudioBackend.h>
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#include <string>
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#include <vector>
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#include <thread>
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#include <atomic>
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#include <mutex>
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#include <condition_variable>
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#ifdef _WIN32
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#define NOMINMAX
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#include <windows.h>
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#include <mmsystem.h>
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#pragma comment(lib, "winmm.lib")
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#endif
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namespace XCEngine {
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namespace Audio {
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namespace WASAPI {
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class WASAPIBackend : public IAudioBackend {
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public:
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WASAPIBackend();
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~WASAPIBackend() override;
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bool Initialize(const AudioConfig& config) override;
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void Shutdown() override;
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std::string GetDeviceName() const override;
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void GetAvailableDevices(std::vector<std::string>& devices) override;
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bool SetDevice(const std::string& deviceName) override;
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float GetMasterVolume() const override;
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void SetMasterVolume(float volume) override;
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bool IsMuted() const override;
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void SetMuted(bool muted) override;
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void Start() override;
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void Stop() override;
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void Suspend() override;
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void Resume() override;
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void ProcessAudio(float* buffer, uint32 bufferSize,
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uint32 channels, uint32 sampleRate) override;
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bool IsRunning() const override { return m_isRunning.load(); }
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AudioConfig GetConfig() const override { return m_config; }
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private:
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MMRESULT InitDevice();
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MMRESULT InitBuffer();
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static DWORD WINAPI AudioThreadProc(LPVOID lpParameter);
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void AudioThread();
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void OnAudioCallback(HWAVEOUT hwo, UINT uMsg, DWORD_PTR dwInstance,
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DWORD_PTR dwParam1, DWORD_PTR dwParam2);
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static void CALLBACK StaticAudioCallback(HWAVEOUT hwo, UINT uMsg,
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DWORD_PTR dwInstance,
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DWORD_PTR dwParam1, DWORD_PTR dwParam2);
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MMRESULT PlayFrontData();
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void PrepareBackData();
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void SwapBuffer();
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private:
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std::atomic<bool> m_isRunning{false};
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std::thread m_audioThread;
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AudioConfig m_config;
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WAVEFORMATEX m_waveFormat = {};
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HWAVEOUT m_hWaveOut = nullptr;
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std::vector<float> m_mixBuffer;
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uint32 m_mixBufferSize = 0;
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std::vector<WAVEOUTCAPS> m_waveOutCaps;
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std::string m_deviceName;
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std::atomic<float> m_masterVolume{1.0f};
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std::atomic<bool> m_muted{false};
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static constexpr size_t BufferSize = 8192;
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std::vector<int16_t> m_audioBuffer1;
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std::vector<int16_t> m_audioBuffer2;
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bool m_isBuffer1Front = true;
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bool m_isBufferPrepared = false;
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bool m_dataReady = false;
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std::mutex m_bufferMutex;
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std::condition_variable m_dataReadyCond;
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WAVEHDR m_waveHeader1 = {};
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WAVEHDR m_waveHeader2 = {};
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};
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} // namespace WASAPI
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} // namespace Audio
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} // namespace XCEngine
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