IltmmSampleTarget::GetSample

#include "ltmm.h"

C Syntax

HRESULT IltmmSampleTarget__getSample(IltmmSampleTarget* pSampleTarget, long TimeOut, IltmmMediaSampleDisp** MediaSample)

C++ Syntax

HRESULT GetSample(long TimeOut, IltmmMediaSampleDisp** MediaSample)

 

IltmmSampleTarget * pSampleTarget;

/* pointer to an interface */

long TimeOut;

/* time allowed to wait for sample */

IltmmMediaSampleDisp ** MediaSample;

/* pointer to a pointer */

Retrieves a delivered media sample.

Parameter

Description

pSampleTarget

Pointer to an IltmmSampleTarget interface that references the sample target object for which to get the media sample.

TimeOut

Maximum time to wait for a sample, in milliseconds.

MediaSample

Pointer to a variable that is updated with an IltmmMediaSampleDisp pointer. The IltmmMediaSampleDisp interface referenced by this pointer contains information on the media sample delivered to the sample target.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

If the function succeeds, the caller must free the interface referenced by the MediaSample parameter by calling the interface's Release function.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Elements:

IltmmSampleTarget::GetConnectedMediaType, IltmmSampleTarget::SetAcceptedMediaType, IltmmSampleTarget::GetAcceptedMediaType, IltmmSampleTarget::GetSample

Topics:

Multimedia Function Group

 

IltmmSampleTarget Interface

 

ltmmSampleTarget Object

 

IltmmMediaSampleDisp Interface

 

ltmmMediaSample Object

Example

For a C example, refer to Splitting an AVI File into Multiple Bitmaps Using ltmmSampleTarget for C.

For a C++ example, refer to Splitting an AVI File into Multiple Bitmaps Using ltmmSampleTarget for C++.