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IAMExtendedSeeking::get_ExSeekCapabilities

 
Microsoft DirectShow 9.0

IAMExtendedSeeking::get_ExSeekCapabilities

The get_ExSeekCapabilities method retrieves the extended seeking capabilities of the filter.

Syntax

  HRESULT get_ExSeekCapabilities(
  long *pExCapabilities
);

Parameters

pExCapabilities

[out] Pointer to a variable that receives a bitwise OR of AMExtendedSeekingCapabilities flags.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.

Remarks

The Windows Media Source filter sets the extended seeking flags as follows.

Flag Condition
AM_EXSEEK_BUFFERING Always.
AM_EXSEEK_NOSTANDARDREPAINT Always.
AM_EXSEEK_SENDS_VIDEOFRAMEREADY If the video pin has been created.
AM_EXSEEK_CANSCAN, AM_EXSEEK_SCANWITHOUTCLOCK If the stream supports rates other than 1.0.
AM_EXSEEK_CANSEEK If the stream has been authored to be seekable.
AM_EXSEEK_MARKERSEEK If the stream contains markers.

Requirements

Header: Include Qnetwork.h.

Library: None.

See Also