次の方法で共有


IAMExtendedSeeking Interface (Compact 2013)

3/26/2014

This interface provides methods for seeking to markers in a Windows Media stream and for modifying the playback speed. It is implemented on the Windows Media Source filter and the WM ASF Reader filter.

In addition to the methods inherited from IDispatch and IUnknown, this interface exposes the following methods.

Method

Description

IAMExtendedSeeking::get_CurrentMarker

Retrieves the current marker.

IAMExtendedSeeking::get_ExSeekCapabilities

Retrieves the extended seeking capabilities of the filter.

IAMExtendedSeeking::get_MarkerCount

Retrieves the number of markers in the current stream.

IAMExtendedSeeking::get_PlaybackSpeed

Retrieves the current playback speed.

IAMExtendedSeeking::GetMarkerName

Retrieves the name associated with the specified marker.

IAMExtendedSeeking::GetMarkerTime

Retrieves the presentation time associated with the specified marker.

IAMExtendedSeeking::put_PlaybackSpeed

Sets the playback speed.

Requirements

Header

dshow.h

Library

Strmiids.lib

See Also

Reference

DirectShow Interfaces