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IAsyncReader::Length (Compact 2013)

3/26/2014

This method retrieves the stream's total length, and the currently available length.

Syntax

HRESULT Length(
  LONGLONG* pTotal,
  LONGLONG* pAvailable 
);

Parameters

  • pTotal
    Total allocated length.
  • pAvailable
    Available length.

Return Value

Returns S_OK if successful, E_UNEXPECTED if the file has not been opened.

Remarks

Read operations beyond the available length but within the total length will normally succeed, but they might block for a long period of time.

Requirements

Header

dshow.h

Library

Strmiids.lib

See Also

Reference

IAsyncReader Interface