CMediaSample Class Reference

#include <amfilter.h>

Inheritance diagram for CMediaSample:

CImageSample

List of all members.

Public Member Functions

 CMediaSample (TCHAR *pName, CBaseAllocator *pAllocator, HRESULT *phr, LPBYTE pBuffer=NULL, LONG length=0)
virtual ~CMediaSample ()
STDMETHODIMP QueryInterface (REFIID riid, void **ppv)
 STDMETHODIMP_ (ULONG) AddRef()
 STDMETHODIMP_ (ULONG) Release()
HRESULT SetPointer (BYTE *ptr, LONG cBytes)
STDMETHODIMP GetPointer (BYTE **ppBuffer)
 STDMETHODIMP_ (LONG) GetSize(void)
STDMETHODIMP GetTime (REFERENCE_TIME *pTimeStart, REFERENCE_TIME *pTimeEnd)
STDMETHODIMP SetTime (REFERENCE_TIME *pTimeStart, REFERENCE_TIME *pTimeEnd)
STDMETHODIMP IsSyncPoint (void)
STDMETHODIMP SetSyncPoint (BOOL bIsSyncPoint)
STDMETHODIMP IsPreroll (void)
STDMETHODIMP SetPreroll (BOOL bIsPreroll)
 STDMETHODIMP_ (LONG) GetActualDataLength(void)
STDMETHODIMP SetActualDataLength (LONG lActual)
STDMETHODIMP GetMediaType (AM_MEDIA_TYPE **ppMediaType)
STDMETHODIMP SetMediaType (AM_MEDIA_TYPE *pMediaType)
STDMETHODIMP IsDiscontinuity (void)
STDMETHODIMP SetDiscontinuity (BOOL bDiscontinuity)
STDMETHODIMP GetMediaTime (LONGLONG *pTimeStart, LONGLONG *pTimeEnd)
STDMETHODIMP SetMediaTime (LONGLONG *pTimeStart, LONGLONG *pTimeEnd)
STDMETHODIMP GetProperties (DWORD cbProperties, BYTE *pbProperties)
STDMETHODIMP SetProperties (DWORD cbProperties, const BYTE *pbProperties)

Public Attributes

LONG m_cRef

Protected Types

enum  {
  Sample_SyncPoint = 0x01, Sample_Preroll = 0x02, Sample_Discontinuity = 0x04, Sample_TypeChanged = 0x08,
  Sample_TimeValid = 0x10, Sample_MediaTimeValid = 0x20, Sample_TimeDiscontinuity = 0x40, Sample_StopValid = 0x100,
  Sample_ValidFlags = 0x1FF
}

Protected Attributes

DWORD m_dwFlags
DWORD m_dwTypeSpecificFlags
LPBYTE m_pBuffer
LONG m_lActual
LONG m_cbBuffer
CBaseAllocator * m_pAllocator
CMediaSample * m_pNext
REFERENCE_TIME m_Start
REFERENCE_TIME m_End
LONGLONG m_MediaStart
LONG m_MediaEnd
AM_MEDIA_TYPE * m_pMediaType
DWORD m_dwStreamId

Friends

class CBaseAllocator

Detailed Description

Definition at line 1021 of file amfilter.h.

Member Enumeration Documentation

anonymous enum [protected]

Enumerator:
Sample_SyncPoint 
Sample_Preroll 
Sample_Discontinuity 
Sample_TypeChanged 
Sample_TimeValid 
Sample_MediaTimeValid 
Sample_TimeDiscontinuity 
Sample_StopValid 
Sample_ValidFlags 

Definition at line 1029 of file amfilter.h.

Constructor & Destructor Documentation

CMediaSample::CMediaSample ( TCHAR *  pName,
CBaseAllocator *  pAllocator,
HRESULT *  phr,
LPBYTE  pBuffer = NULL,
LONG  length = 0 
)

Definition at line 2367 of file amfilter.cpp.

References ASSERT.

CMediaSample::~CMediaSample (  )  [virtual]

Definition at line 2411 of file amfilter.cpp.

References DeleteMediaType(), and m_pMediaType.

Member Function Documentation

STDMETHODIMP CMediaSample::QueryInterface ( REFIID  riid,
void **  ppv 
)

Definition at line 2420 of file amfilter.cpp.

References E_NOINTERFACE, and GetInterface().

CMediaSample::STDMETHODIMP_ ( ULONG   ) 

CMediaSample::STDMETHODIMP_ ( ULONG   ) 

HRESULT CMediaSample::SetPointer ( BYTE *  ptr,
LONG  cBytes 
)

Definition at line 2472 of file amfilter.cpp.

References m_cbBuffer, m_lActual, m_pBuffer, and S_OK.

STDMETHODIMP CMediaSample::GetPointer ( BYTE **  ppBuffer  ) 

Definition at line 2482 of file amfilter.cpp.

References ASSERT, m_pBuffer, and ValidateReadWritePtr.

CMediaSample::STDMETHODIMP_ ( LONG   ) 

STDMETHODIMP CMediaSample::GetTime ( REFERENCE_TIME *  pTimeStart,
REFERENCE_TIME *  pTimeEnd 
)

Definition at line 2501 of file amfilter.cpp.

References m_dwFlags, m_End, m_Start, Sample_StopValid, Sample_TimeValid, and ValidateReadWritePtr.

STDMETHODIMP CMediaSample::SetTime ( REFERENCE_TIME *  pTimeStart,
REFERENCE_TIME *  pTimeEnd 
)

Definition at line 2527 of file amfilter.cpp.

References ASSERT, m_dwFlags, m_End, m_Start, NULL, Sample_StopValid, Sample_TimeValid, and ValidateReadPtr.

STDMETHODIMP CMediaSample::IsSyncPoint ( void   ) 

Definition at line 2593 of file amfilter.cpp.

References m_dwFlags, S_FALSE, S_OK, and Sample_SyncPoint.

STDMETHODIMP CMediaSample::SetSyncPoint ( BOOL  bIsSyncPoint  ) 

Definition at line 2603 of file amfilter.cpp.

References m_dwFlags, and Sample_SyncPoint.

STDMETHODIMP CMediaSample::IsPreroll ( void   ) 

Definition at line 2636 of file amfilter.cpp.

References m_dwFlags, S_FALSE, S_OK, and Sample_Preroll.

STDMETHODIMP CMediaSample::SetPreroll ( BOOL  bIsPreroll  ) 

Definition at line 2646 of file amfilter.cpp.

References m_dwFlags, and Sample_Preroll.

CMediaSample::STDMETHODIMP_ ( LONG   ) 

STDMETHODIMP CMediaSample::SetActualDataLength ( LONG  lActual  ) 

Definition at line 2663 of file amfilter.cpp.

References ASSERT, m_cbBuffer, and m_lActual.

STDMETHODIMP CMediaSample::GetMediaType ( AM_MEDIA_TYPE **  ppMediaType  ) 

Definition at line 2674 of file amfilter.cpp.

References ASSERT, CreateMediaType(), E_OUTOFMEMORY, m_dwFlags, m_pMediaType, NULL, S_FALSE, and ValidateReadWritePtr.

STDMETHODIMP CMediaSample::SetMediaType ( AM_MEDIA_TYPE *  pMediaType  ) 

Definition at line 2699 of file amfilter.cpp.

References ASSERT, CreateMediaType(), DeleteMediaType(), E_OUTOFMEMORY, m_dwFlags, m_pMediaType, NULL, and ValidateReadPtr.

STDMETHODIMP CMediaSample::IsDiscontinuity ( void   ) 

Definition at line 2614 of file amfilter.cpp.

References m_dwFlags, S_FALSE, S_OK, and Sample_Discontinuity.

STDMETHODIMP CMediaSample::SetDiscontinuity ( BOOL  bDiscontinuity  ) 

Definition at line 2624 of file amfilter.cpp.

References m_dwFlags, S_OK, and Sample_Discontinuity.

STDMETHODIMP CMediaSample::GetMediaTime ( LONGLONG *  pTimeStart,
LONGLONG *  pTimeEnd 
)

Definition at line 2554 of file amfilter.cpp.

References m_dwFlags, m_MediaEnd, m_MediaStart, Sample_MediaTimeValid, and ValidateReadWritePtr.

STDMETHODIMP CMediaSample::SetMediaTime ( LONGLONG *  pTimeStart,
LONGLONG *  pTimeEnd 
)

Definition at line 2572 of file amfilter.cpp.

References ASSERT, LONG, m_dwFlags, m_MediaEnd, m_MediaStart, NULL, Sample_MediaTimeValid, and ValidateReadPtr.

STDMETHODIMP CMediaSample::GetProperties ( DWORD  cbProperties,
BYTE *  pbProperties 
)

Definition at line 2730 of file amfilter.cpp.

References CheckPointer, m_cbBuffer, m_dwFlags, m_dwStreamId, m_dwTypeSpecificFlags, m_End, m_lActual, m_pBuffer, m_pMediaType, m_Start, NULL, S_OK, and Sample_MediaTimeValid.

HRESULT CMediaSample::SetProperties ( DWORD  cbProperties,
const BYTE *  pbProperties 
)

Definition at line 2761 of file amfilter.cpp.

References CheckPointer, CONTAINS_FIELD, CreateMediaType(), DeleteMediaType(), E_INVALIDARG, E_OUTOFMEMORY, m_cbBuffer, m_dwFlags, m_dwStreamId, m_dwTypeSpecificFlags, m_End, m_lActual, m_pBuffer, m_pMediaType, m_Start, NULL, S_OK, Sample_MediaTimeValid, and Sample_ValidFlags.

Friends And Related Function Documentation

friend class CBaseAllocator [friend]

Definition at line 1026 of file amfilter.h.

Member Data Documentation

DWORD CMediaSample::m_dwFlags [protected]

Definition at line 1042 of file amfilter.h.

Referenced by GetMediaTime(), GetMediaType(), GetProperties(), GetTime(), IsDiscontinuity(), IsPreroll(), IsSyncPoint(), SetDiscontinuity(), SetMediaTime(), SetMediaType(), SetPreroll(), SetProperties(), SetSyncPoint(), and SetTime().

DWORD CMediaSample::m_dwTypeSpecificFlags [protected]

Definition at line 1044 of file amfilter.h.

Referenced by GetProperties(), and SetProperties().

LPBYTE CMediaSample::m_pBuffer [protected]

Definition at line 1045 of file amfilter.h.

Referenced by GetPointer(), GetProperties(), SetPointer(), and SetProperties().

LONG CMediaSample::m_lActual [protected]

Definition at line 1046 of file amfilter.h.

Referenced by GetProperties(), SetActualDataLength(), SetPointer(), and SetProperties().

LONG CMediaSample::m_cbBuffer [protected]

Definition at line 1047 of file amfilter.h.

Referenced by GetProperties(), SetActualDataLength(), SetPointer(), and SetProperties().

CBaseAllocator* CMediaSample::m_pAllocator [protected]

Definition at line 1048 of file amfilter.h.

CMediaSample* CMediaSample::m_pNext [protected]

Definition at line 1049 of file amfilter.h.

Referenced by CBaseAllocator::NextSample().

REFERENCE_TIME CMediaSample::m_Start [protected]

Definition at line 1050 of file amfilter.h.

Referenced by GetProperties(), GetTime(), SetProperties(), and SetTime().

REFERENCE_TIME CMediaSample::m_End [protected]

Definition at line 1051 of file amfilter.h.

Referenced by GetProperties(), GetTime(), SetProperties(), and SetTime().

LONGLONG CMediaSample::m_MediaStart [protected]

Definition at line 1052 of file amfilter.h.

Referenced by GetMediaTime(), and SetMediaTime().

LONG CMediaSample::m_MediaEnd [protected]

Definition at line 1053 of file amfilter.h.

Referenced by GetMediaTime(), and SetMediaTime().

AM_MEDIA_TYPE* CMediaSample::m_pMediaType [protected]

Definition at line 1054 of file amfilter.h.

Referenced by GetMediaType(), GetProperties(), SetMediaType(), SetProperties(), and ~CMediaSample().

DWORD CMediaSample::m_dwStreamId [protected]

Definition at line 1055 of file amfilter.h.

Referenced by GetProperties(), and SetProperties().

LONG CMediaSample::m_cRef

Definition at line 1057 of file amfilter.h.

Referenced by CBaseAllocator::GetBuffer().

The documentation for this class was generated from the following files:
Generated on Sun May 25 00:20:49 2008 by  doxygen 1.5.6