IMediaStream::AllocateSample method

Artículo
12/05/2018
Tiempo de lectura: 2 minutos

Note This interface is deprecated. New applications should not use it.

Allocates a new stream sample object for the current media stream.

Syntax

HRESULT AllocateSample(
  DWORD         dwFlags,
  IStreamSample **ppSample
);

Parameters

dwFlags

Flags. Must be zero.

ppSample

Address of a pointer to the newly created stream sample's IStreamSample interface.

Return value

Returns one of the following values.

Return code	Description
E_OUTOFMEMORY	There isn't enough memory available to create a stream sample.
E_POINTER	A parameter is invalid.
S_OK	Success.

Remarks

This method allocates the sample and its associated backing object or buffer. The backing object is either the DirectDraw surface for video or the IAudioData object for audio.

Requirements


Target Platform	Windows
Header	mmstream.h