64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
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#pragma once
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#include <atomic>
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#include <vector>
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#include <initguid.h>
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#include <audioclient.h>
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#include <audiopolicy.h>
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#include <mmdeviceapi.h>
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#include "hooks/audio/implementations/backend.h"
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#include "hooks/audio/implementations/asio.h"
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#include "hooks/audio/audio_private.h"
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#include "util/logging.h"
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// {F0842A04-0F8E-4F5C-B3FF-0ED24C589BDA}
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static const GUID IID_DummyIAudioClient = {
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0xf0842a04, 0x0f8e, 0x4f5c, { 0xb3, 0xff, 0x0e, 0xd2, 0x4c, 0x58, 0x9b, 0xda }
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};
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struct DummyIAudioClient : IAudioClient {
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explicit DummyIAudioClient(AudioBackend *backend) : backend(backend) {
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if (!this->backend) {
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log_fatal("audio::wasapi", "DummyIAudioClient: no backend initialized");
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}
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}
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DummyIAudioClient(const DummyIAudioClient &) = delete;
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DummyIAudioClient &operator=(const DummyIAudioClient &) = delete;
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virtual ~DummyIAudioClient() {
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log_misc("audio::wasapi", "~DummyIAudioClient");
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delete this->backend;
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}
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#pragma region IUnknown
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HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObj) override;
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ULONG STDMETHODCALLTYPE AddRef() override;
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ULONG STDMETHODCALLTYPE Release() override;
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#pragma endregion
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#pragma region IAudioClient
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HRESULT STDMETHODCALLTYPE Initialize(AUDCLNT_SHAREMODE ShareMode, DWORD StreamFlags, REFERENCE_TIME hnsBufferDuration, REFERENCE_TIME hnsPeriodicity, const WAVEFORMATEX *pFormat, LPCGUID AudioSessionGuid) override;
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HRESULT STDMETHODCALLTYPE GetBufferSize(UINT32 *pNumBufferFrames) override;
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HRESULT STDMETHODCALLTYPE GetStreamLatency(REFERENCE_TIME *phnsLatency) override;
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HRESULT STDMETHODCALLTYPE GetCurrentPadding(UINT32 *pNumPaddingFrames) override;
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HRESULT STDMETHODCALLTYPE IsFormatSupported(AUDCLNT_SHAREMODE ShareMode, const WAVEFORMATEX *pFormat, WAVEFORMATEX **ppClosestMatch) override;
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HRESULT STDMETHODCALLTYPE GetMixFormat(WAVEFORMATEX **ppDeviceFormat) override;
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HRESULT STDMETHODCALLTYPE GetDevicePeriod(REFERENCE_TIME *phnsDefaultDevicePeriod, REFERENCE_TIME *phnsMinimumDevicePeriod) override;
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HRESULT STDMETHODCALLTYPE Start() override;
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HRESULT STDMETHODCALLTYPE Stop() override;
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HRESULT STDMETHODCALLTYPE Reset() override;
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HRESULT STDMETHODCALLTYPE SetEventHandle(HANDLE eventHandle) override;
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HRESULT STDMETHODCALLTYPE GetService(REFIID riid, void **ppv) override;
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#pragma endregion
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std::atomic<ULONG> ref_cnt = 1;
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AudioBackend *const backend;
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std::vector<IAudioSessionEvents *> session_notification_handlers;
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};
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