126 lines
3.8 KiB
C
126 lines
3.8 KiB
C
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//
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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//
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#ifndef LIBTGVOIP_AUDIOOUTPUTWASAPI_H
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#define LIBTGVOIP_AUDIOOUTPUTWASAPI_H
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#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
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#define TGVOIP_WINDOWS_PHONE
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#endif
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#if !defined(WINAPI_FAMILY) || WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP
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#define TGVOIP_WINDOWS_DESKTOP
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#endif
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#include <string>
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#include <vector>
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#include <windows.h>
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#pragma warning(push)
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#pragma warning(disable : 4201)
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#ifndef TGVOIP_WP_SILVERLIGHT
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#include <mmdeviceapi.h>
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#endif
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#ifdef TGVOIP_WINDOWS_DESKTOP
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#include <audiopolicy.h>
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#include <functiondiscoverykeys.h>
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#else
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#include "WindowsSandboxUtils.h"
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#include <audioclient.h>
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#endif
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#pragma warning(pop)
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#include "../../audio/AudioOutput.h"
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namespace tgvoip
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{
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namespace audio
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{
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#ifdef TGVOIP_WINDOWS_DESKTOP
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class AudioOutputWASAPI : public AudioOutput, IMMNotificationClient, IAudioSessionEvents
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{
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#else
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class AudioOutputWASAPI : public AudioOutput
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{
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#endif
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public:
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AudioOutputWASAPI(std::string deviceID);
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virtual ~AudioOutputWASAPI();
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virtual void Start();
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virtual void Stop();
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virtual bool IsPlaying();
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virtual void SetCurrentDevice(std::string deviceID);
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static void EnumerateDevices(std::vector<AudioOutputDevice>& devs);
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#ifdef TGVOIP_WINDOWS_DESKTOP
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STDMETHOD_(ULONG, AddRef)
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();
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STDMETHOD_(ULONG, Release)
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();
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#endif
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private:
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void ActuallySetCurrentDevice(std::string deviceID);
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static DWORD WINAPI StartThread(void* arg);
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void RunThread();
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WAVEFORMATEX format;
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bool isPlaying;
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HANDLE shutdownEvent;
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HANDLE audioSamplesReadyEvent;
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HANDLE streamSwitchEvent;
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HANDLE thread;
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IAudioClient* audioClient = NULL;
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IAudioRenderClient* renderClient = NULL;
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#ifdef TGVOIP_WINDOWS_DESKTOP
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IMMDeviceEnumerator* enumerator;
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IAudioSessionControl* audioSessionControl;
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IMMDevice* device;
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#endif
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std::uint8_t remainingData[10240];
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std::size_t remainingDataLen;
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bool isDefaultDevice;
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ULONG refCount;
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std::string streamChangeToDevice;
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#ifdef TGVOIP_WINDOWS_DESKTOP
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STDMETHOD(OnDisplayNameChanged)
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(LPCWSTR /*NewDisplayName*/, LPCGUID /*EventContext*/)
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{
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return S_OK;
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}
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STDMETHOD(OnIconPathChanged)
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(LPCWSTR /*NewIconPath*/, LPCGUID /*EventContext*/) { return S_OK; }
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STDMETHOD(OnSimpleVolumeChanged)
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(float /*NewSimpleVolume*/, BOOL /*NewMute*/, LPCGUID /*EventContext*/) { return S_OK; }
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STDMETHOD(OnChannelVolumeChanged)
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(DWORD /*ChannelCount*/, float /*NewChannelVolumes*/[], DWORD /*ChangedChannel*/, LPCGUID /*EventContext*/) { return S_OK; }
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STDMETHOD(OnGroupingParamChanged)
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(LPCGUID /*NewGroupingParam*/, LPCGUID /*EventContext*/) { return S_OK; }
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STDMETHOD(OnStateChanged)
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(AudioSessionState /*NewState*/) { return S_OK; }
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STDMETHOD(OnSessionDisconnected)
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(AudioSessionDisconnectReason DisconnectReason);
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STDMETHOD(OnDeviceStateChanged)
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(LPCWSTR /*DeviceId*/, DWORD /*NewState*/) { return S_OK; }
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STDMETHOD(OnDeviceAdded)
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(LPCWSTR /*DeviceId*/) { return S_OK; }
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STDMETHOD(OnDeviceRemoved)
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(LPCWSTR /*DeviceId(*/) { return S_OK; }
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STDMETHOD(OnDefaultDeviceChanged)
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(EDataFlow Flow, ERole Role, LPCWSTR NewDefaultDeviceId);
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STDMETHOD(OnPropertyValueChanged)
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(LPCWSTR /*DeviceId*/, const PROPERTYKEY /*Key*/) { return S_OK; }
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//
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// IUnknown
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//
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STDMETHOD(QueryInterface)
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(REFIID iid, void** pvObject);
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#endif
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};
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}
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}
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#endif //LIBTGVOIP_AUDIOOUTPUTWASAPI_H
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