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Filters.h
194 lines (154 loc) · 7.61 KB
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Filters.h
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#pragma once
#define VIDEO_NAME L"Virtual Video Camera"
#define VIDEO_NAME1 "Virtual Video Camera"
#define AUDIO_NAME L"Virtual Video Camera Audio"
#define AUDIO_NAME1 "Virtual Video Camera Audio"
#define VIDEO_WIDTH 1920
#define VIDEO_HEIGHT 1080
#define VIDEO_FPS 25
#define DECLARE_PTR(type, ptr, expr) type* ptr = (type*)(expr);
#ifdef _WIN64
#define CLOCK_NAME L"my_clock"
#else
#define CLOCK_NAME "my_clock"
#endif
EXTERN_C const GUID CLSID_VirtualCam;
#define TIME_KILL_SYNCHRONOUS 0x0100
#ifndef __DVDMEDIA_H__
#include <dvdmedia.h>
#endif
class CVCamStream;
class CVCamAudioStream;
class CVCam : public CSource
{
public:
//////////////////////////////////////////////////////////////////////////
// IUnknown
//////////////////////////////////////////////////////////////////////////
static CUnknown * WINAPI CreateInstance(LPUNKNOWN lpunk, HRESULT *phr);
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
private:
CVCam(LPUNKNOWN lpunk, HRESULT *phr);
};
class CVCamAudio : public CSource
{
public:
//////////////////////////////////////////////////////////////////////////
// IUnknown
//////////////////////////////////////////////////////////////////////////
static CUnknown * WINAPI CreateInstance(LPUNKNOWN lpunk, HRESULT *phr);
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
private:
CVCamAudio(LPUNKNOWN lpunk, HRESULT *phr);
};
class CVCamStream : public CSourceStream, public IAMStreamConfig, public IKsPropertySet
{
long l1;
float fps;
public:
STDMETHODIMP QueryId(__deref_out LPWSTR * Id) { *Id = (LPWSTR)CoTaskMemAlloc(10); (*Id)[0] = '0'; (*Id)[1] = 0; return S_OK; };
virtual HRESULT DoBufferProcessingLoop(void);
HANDLE hTick; MMRESULT hEvent;
int m_lastFn;
int m_Discontinuity ;
DWORD lastTime;
REFERENCE_TIME m_lastSrcRt;
//////////////////////////////////////////////////////////////////////////
// IUnknown
//////////////////////////////////////////////////////////////////////////
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
STDMETHODIMP_(ULONG) AddRef() { return GetOwner()->AddRef(); } \
STDMETHODIMP_(ULONG) Release() { return GetOwner()->Release(); }
//////////////////////////////////////////////////////////////////////////
// IQualityControl
//////////////////////////////////////////////////////////////////////////
STDMETHODIMP Notify(IBaseFilter * pSender, Quality q);
//////////////////////////////////////////////////////////////////////////
// IAMStreamConfig
//////////////////////////////////////////////////////////////////////////
HRESULT STDMETHODCALLTYPE SetFormat(AM_MEDIA_TYPE *pmt);
HRESULT STDMETHODCALLTYPE GetFormat(AM_MEDIA_TYPE **ppmt);
HRESULT STDMETHODCALLTYPE GetNumberOfCapabilities(int *piCount, int *piSize);
HRESULT STDMETHODCALLTYPE GetStreamCaps(int iIndex, AM_MEDIA_TYPE **pmt, BYTE *pSCC);
//////////////////////////////////////////////////////////////////////////
// IKsPropertySet
//////////////////////////////////////////////////////////////////////////
HRESULT STDMETHODCALLTYPE Set(REFGUID guidPropSet, DWORD dwID, void *pInstanceData, DWORD cbInstanceData, void *pPropData, DWORD cbPropData);
HRESULT STDMETHODCALLTYPE Get(REFGUID guidPropSet, DWORD dwPropID, void *pInstanceData,DWORD cbInstanceData, void *pPropData, DWORD cbPropData, DWORD *pcbReturned);
HRESULT STDMETHODCALLTYPE QuerySupported(REFGUID guidPropSet, DWORD dwPropID, DWORD *pTypeSupport);
//////////////////////////////////////////////////////////////////////////
// CSourceStream
//////////////////////////////////////////////////////////////////////////
CVCamStream(HRESULT *phr, CVCam *pParent, LPCWSTR pPinName);
~CVCamStream();
HRESULT FillBuffer(IMediaSample *pms);
HRESULT DecideBufferSize(IMemAllocator *pIMemAlloc, ALLOCATOR_PROPERTIES *pProperties);
HRESULT CheckMediaType(const CMediaType *pMediaType);
HRESULT GetMediaType(int iPosition, CMediaType *pmt);
HRESULT SetMediaType(const CMediaType *pmt);
HRESULT OnThreadCreate(void);
public:
CVCam *m_pParent;
REFERENCE_TIME m_rtLastTime; __int64 fc64; bool m_bLate;
CRefTime rtNow;
HBITMAP m_hLogoBmp;
CCritSec m_cSharedState;
//IReferenceClock *m_pClock;
int fc;
};
class CVCamAudioStream: public CSourceStream, public IAMStreamConfig, public IKsPropertySet, public IAMBufferNegotiation
{
CCritSec m_cStateLock;
CBaseReferenceClock *my_clock;
int fc, m_lastFn;
public:
STDMETHODIMP QueryId(__deref_out LPWSTR * Id) { *Id = (LPWSTR)CoTaskMemAlloc(10); (*Id)[0] = '0'; (*Id)[1] = 0; return S_OK; };
HANDLE hTick;MMRESULT hEvent;
long pBufOriginalSize,expectedMaxBufferSize ;
virtual HRESULT STDMETHODCALLTYPE SuggestAllocatorProperties( /* [in] */ const ALLOCATOR_PROPERTIES *pprop) ;
virtual HRESULT STDMETHODCALLTYPE GetAllocatorProperties( /* [annotation][out] */ __out ALLOCATOR_PROPERTIES *pprop) ;
virtual HRESULT DoBufferProcessingLoop(void) ;
//////////////////////////////////////////////////////////////////////////
// IUnknown
//////////////////////////////////////////////////////////////////////////
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
STDMETHODIMP_(ULONG) AddRef() { return GetOwner()->AddRef(); } \
STDMETHODIMP_(ULONG) Release() { return GetOwner()->Release(); }
//////////////////////////////////////////////////////////////////////////
// IQualityControl
//////////////////////////////////////////////////////////////////////////
STDMETHODIMP Notify(IBaseFilter * pSender, Quality q);
//////////////////////////////////////////////////////////////////////////
// IAMStreamConfig
//////////////////////////////////////////////////////////////////////////
HRESULT STDMETHODCALLTYPE SetFormat(AM_MEDIA_TYPE *pmt);
HRESULT STDMETHODCALLTYPE GetFormat(AM_MEDIA_TYPE **ppmt);
HRESULT STDMETHODCALLTYPE GetNumberOfCapabilities(int *piCount, int *piSize);
HRESULT STDMETHODCALLTYPE GetStreamCaps(int iIndex, AM_MEDIA_TYPE **pmt, BYTE *pSCC);
//////////////////////////////////////////////////////////////////////////
// IKsPropertySet
//////////////////////////////////////////////////////////////////////////
HRESULT STDMETHODCALLTYPE Set(REFGUID guidPropSet, DWORD dwID, void *pInstanceData, DWORD cbInstanceData, void *pPropData, DWORD cbPropData);
HRESULT STDMETHODCALLTYPE Get(REFGUID guidPropSet, DWORD dwPropID, void *pInstanceData,DWORD cbInstanceData, void *pPropData, DWORD cbPropData, DWORD *pcbReturned);
HRESULT STDMETHODCALLTYPE QuerySupported(REFGUID guidPropSet, DWORD dwPropID, DWORD *pTypeSupport);
//////////////////////////////////////////////////////////////////////////
// CSourceStream
//////////////////////////////////////////////////////////////////////////
CVCamAudioStream(HRESULT *phr, CSource *pParent, LPCWSTR pPinName);
~CVCamAudioStream();
HRESULT FillBuffer(IMediaSample *pms);
HRESULT DecideBufferSize(IMemAllocator *pIMemAlloc, ALLOCATOR_PROPERTIES *pProperties);
HRESULT CheckMediaType(const CMediaType *pMediaType);
HRESULT GetMediaType(int iPosition, CMediaType *pmt);
HRESULT SetMediaType(const CMediaType *pmt);
HRESULT OnThreadCreate(void);
public:
CSource *m_pParent;
REFERENCE_TIME m_rtLastTime, m_lastSrcRt, rt0; __int64 fc64; bool m_bLate;
DWORD lastTime;
bool m_Discontinuity;
HBITMAP m_hLogoBmp;
CCritSec m_cSharedState;
//IReferenceClock *m_pClock;
};
void memcpy2(void* dest, const void* src, const unsigned long size_t);