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/*
* (C) 2009-2013 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* MPC-HC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include "BaseClasses/streams.h"
#include <dsound.h>
#include <MMReg.h> //must be before other Wasapi headers
#include <strsafe.h>
#include <mmdeviceapi.h>
#include <avrt.h>
#include <audioclient.h>
#include <endpointvolume.h>
#include <FunctionDiscoveryKeys_devpkey.h>
#include "MpcAudioRendererSettingsWnd.h"
#include "SoundTouch/include/SoundTouch.h"
#define MpcAudioRendererName L"MPC-HC Audio Renderer"
// REFERENCE_TIME time units per second and per millisecond
#define REFTIMES_PER_SEC 10000000.0
#define REFTIMES_PER_MILLISEC 10000.0
// if you get a compilation error on AUDCLNT_E_BUFFER_SIZE_NOT_ALIGNED,
// uncomment the #define below
#define AUDCLNT_E_BUFFER_SIZE_NOT_ALIGNED AUDCLNT_ERR(0x019)
class __declspec(uuid("601D2A2B-9CDE-40bd-8650-0485E3522727"))
CMpcAudioRenderer : public CBaseRenderer
, public IBasicAudio
, public ISpecifyPropertyPages2
, public IMpcAudioRendererFilter
{
public:
CMpcAudioRenderer(LPUNKNOWN punk, HRESULT* phr);
virtual ~CMpcAudioRenderer();
static const AMOVIESETUP_FILTER sudASFilter;
HRESULT CheckInputType(const CMediaType* mtIn);
virtual HRESULT CheckMediaType(const CMediaType* pmt);
virtual HRESULT DoRenderSample(IMediaSample* pMediaSample);
virtual void OnReceiveFirstSample(IMediaSample* pMediaSample);
BOOL ScheduleSample(IMediaSample* pMediaSample);
virtual HRESULT SetMediaType(const CMediaType* pmt);
virtual HRESULT CompleteConnect(IPin* pReceivePin);
HRESULT EndOfStream();
DECLARE_IUNKNOWN
STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
// === IMediaFilter
STDMETHOD(Run)(REFERENCE_TIME tStart);
STDMETHOD(Stop)();
STDMETHOD(Pause)();
// === IDispatch (pour IBasicAudio)
STDMETHOD(GetTypeInfoCount)(UINT* pctinfo);
STDMETHOD(GetTypeInfo)(UINT itinfo, LCID lcid, ITypeInfo** pptinfo);
STDMETHOD(GetIDsOfNames)(REFIID riid, OLECHAR** rgszNames, UINT cNames, LCID lcid, DISPID* rgdispid);
STDMETHOD(Invoke)(DISPID dispidMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult, EXCEPINFO* pexcepinfo, UINT* puArgErr);
// === IBasicAudio
STDMETHOD(put_Volume)(long lVolume);
STDMETHOD(get_Volume)(long* plVolume);
STDMETHOD(put_Balance)(long lBalance);
STDMETHOD(get_Balance)(long* plBalance);
// === ISpecifyPropertyPages2
STDMETHODIMP GetPages(CAUUID* pPages);
STDMETHODIMP CreatePage(const GUID& guid, IPropertyPage** ppPage);
// === IMpcAudioRendererFilter
STDMETHODIMP Apply();
STDMETHODIMP SetWasapiMode(BOOL nValue);
STDMETHODIMP_(BOOL) GetWasapiMode();
STDMETHODIMP SetMuteFastForward(BOOL nValue);
STDMETHODIMP_(BOOL) GetMuteFastForward();
STDMETHODIMP SetSoundDevice(CString nValue);
STDMETHODIMP_(CString) GetSoundDevice();
// CMpcAudioRenderer
private:
HRESULT DoRenderSampleDirectSound(IMediaSample* pMediaSample);
HRESULT InitCoopLevel();
HRESULT ClearBuffer();
HRESULT CreateDSBuffer();
HRESULT GetReferenceClockInterface(REFIID riid, void** ppv);
HRESULT WriteSampleToDSBuffer(IMediaSample* pMediaSample, bool* looped);
LPDIRECTSOUND8 m_pDS;
LPDIRECTSOUNDBUFFER m_pDSBuffer;
DWORD m_dwDSWriteOff;
WAVEFORMATEX* m_pWaveFileFormat;
int m_nDSBufSize;
CBaseReferenceClock* m_pReferenceClock;
double m_dRate;
long m_lVolume;
soundtouch::SoundTouch* m_pSoundTouch;
CCritSec m_csProps;
// CMpcAudioRenderer WASAPI methods
HRESULT GetAvailableAudioDevices(IMMDeviceCollection** ppMMDevices);
HRESULT GetAudioDevice(IMMDevice** ppMMDevice);
HRESULT CreateAudioClient(IMMDevice* pMMDevice, IAudioClient** ppAudioClient);
HRESULT InitAudioClient(WAVEFORMATEX* pWaveFormatEx, IAudioClient* pAudioClient, IAudioRenderClient** ppRenderClient);
HRESULT CheckAudioClient(WAVEFORMATEX* pWaveFormatEx);
bool CheckFormatChanged(const WAVEFORMATEX* pWaveFormatEx, WAVEFORMATEX** ppNewWaveFormatEx);
HRESULT DoRenderSampleWasapi(IMediaSample* pMediaSample);
HRESULT GetBufferSize(WAVEFORMATEX* pWaveFormatEx, REFERENCE_TIME* pHnsBufferPeriod);
// WASAPI variables
bool m_useWASAPI;
bool m_useWASAPIAfterRestart;
bool m_bMuteFastForward;
CString m_csSound_Device;
IMMDevice* pMMDevice;
IAudioClient* pAudioClient;
IAudioRenderClient* pRenderClient;
UINT32 nFramesInBuffer;
REFERENCE_TIME hnsPeriod, hnsActualDuration;
HANDLE hTask;
CCritSec m_csCheck;
UINT32 bufferSize;
bool isAudioClientStarted;
DWORD lastBufferTime;
// avrt.dll (Vista or greater)
typedef HANDLE(__stdcall* PTR_AvSetMmThreadCharacteristicsW)(LPCWSTR TaskName, LPDWORD TaskIndex);
typedef BOOL (__stdcall* PTR_AvRevertMmThreadCharacteristics)(HANDLE AvrtHandle);
HMODULE m_hLibAVRT;
PTR_AvSetMmThreadCharacteristicsW pfAvSetMmThreadCharacteristicsW;
PTR_AvRevertMmThreadCharacteristics pfAvRevertMmThreadCharacteristics;
};
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