IAsyncReader Interface Reference

Inheritance diagram for IAsyncReader:

Collaboration diagram for IAsyncReader:

Public Member Functions
HRESULT	RequestAllocator ([in] IMemAllocator *pPreferred, [in] ALLOCATOR_PROPERTIES *pProps, [out] IMemAllocator **ppActual)
HRESULT	Request ([in] IMediaSample *pSample, [in] DWORD_PTR dwUser)
HRESULT	WaitForNext ([in] DWORD dwTimeout, [out] IMediaSample **ppSample, [out] DWORD_PTR *pdwUser)
HRESULT	SyncReadAligned ([in] IMediaSample *pSample)
HRESULT	SyncRead ([in] LONGLONG llPosition, [in] LONG lLength, [out, size_is(lLength)] BYTE *pBuffer)
HRESULT	Length ([out] LONGLONG *pTotal, [out] LONGLONG *pAvailable)
HRESULT	BeginFlush (void)
HRESULT	EndFlush (void)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Additional Inherited Members
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN

Detailed Description

Definition at line 1045 of file axextend.idl.

Member Function Documentation

BeginFlush()

HRESULT IAsyncReader::BeginFlush

(

void

)

EndFlush()

HRESULT IAsyncReader::EndFlush

(

void

)

Length()

HRESULT IAsyncReader::Length	(	[out] LONGLONG *	pTotal,
		[out] LONGLONG *	pAvailable
	)

Request()

HRESULT IAsyncReader::Request	(	[in] IMediaSample *	pSample,
		[in] DWORD_PTR	dwUser
	)

RequestAllocator()

HRESULT IAsyncReader::RequestAllocator	(	[in] IMemAllocator *	pPreferred,
		[in] ALLOCATOR_PROPERTIES *	pProps,
		[out] IMemAllocator **	ppActual
	)

SyncRead()

HRESULT IAsyncReader::SyncRead	(	[in] LONGLONG	llPosition,
		[in] LONG	lLength,
		[out, size_is(lLength)] BYTE *	pBuffer
	)

SyncReadAligned()

HRESULT IAsyncReader::SyncReadAligned

(

[in] IMediaSample *

pSample

)

WaitForNext()

HRESULT IAsyncReader::WaitForNext	(	[in] DWORD	dwTimeout,
		[out] IMediaSample **	ppSample,
		[out] DWORD_PTR *	pdwUser
	)

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The documentation for this interface was generated from the following file:

• sdk/include/dxsdk/axextend.idl