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/*
* $Id$
*
* (C) 2006-2010 see AUTHORS
*
* This file is part of mplayerc.
*
* Mplayerc 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.
*
* Mplayerc 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 <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 "SoundTouch\Include\SoundTouch.h"
// REFERENCE_TIME time units per second and per millisecond
#define REFTIMES_PER_SEC 10000000
#define REFTIMES_PER_MILLISEC 10000
// 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)
[uuid("601D2A2B-9CDE-40bd-8650-0485E3522727")]
class CMpcAudioRenderer : public CBaseRenderer
{
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(void);
DECLARE_IUNKNOWN
STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void **ppv);
// === IMediaFilter
STDMETHOD(Run) (REFERENCE_TIME tStart);
STDMETHOD(Stop) ();
STDMETHOD(Pause) ();
// 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;
soundtouch::SoundTouch* m_pSoundTouch;
// CMpcAudioRenderer WASAPI methods
HRESULT GetDefaultAudioDevice(IMMDevice **ppMMDevice);
HRESULT CreateAudioClient(IMMDevice *pMMDevice, IAudioClient **ppAudioClient);
HRESULT InitAudioClient(WAVEFORMATEX *pWaveFormatEx, IAudioClient *pAudioClient, IAudioRenderClient **ppRenderClient);
HRESULT CheckAudioClient(WAVEFORMATEX *pWaveFormatEx);
bool CheckFormatChanged(WAVEFORMATEX *pWaveFormatEx, WAVEFORMATEX **ppNewWaveFormatEx);
HRESULT DoRenderSampleWasapi(IMediaSample *pMediaSample);
HRESULT GetBufferSize(WAVEFORMATEX *pWaveFormatEx, REFERENCE_TIME *pHnsBufferPeriod);
// WASAPI variables
bool useWASAPI;
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);
PTR_AvSetMmThreadCharacteristicsW pfAvSetMmThreadCharacteristicsW;
PTR_AvRevertMmThreadCharacteristics pfAvRevertMmThreadCharacteristics;
};
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