次の方法で共有


CBaseRenderer::GetCurrentSample (Compact 2013)

3/26/2014

Retrieves the current sample waiting at the video renderer, or NULL if there is not one.

Syntax

virtual IMediaSample *GetCurrentSample(void);

Parameters

None.

Return Value

Returns a pointer to the sample.

Remarks

The reference count for the sample is incremented before returning. This is so that if the sample comes due for rendering, it is not added back to the allocator free list until the caller of this member function releases it.

Requirements

Header

dshow.h,
Streams.h

Library

ole32.lib,
Ole32auth.lib,
Strmbase.lib,
Strmiids.lib,
uuid.lib

See Also

Reference

CBaseRenderer Class