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IAMOpenProgress::QueryProgress (Compact 7)

  • Article

3/12/2014

This method retrieves the progress of the file-open operation.

Syntax

HRESULT QueryProgress(
  LONGLONG *pllTotal,
  LONGLONG *pllCurrent
);

Parameters

  • pllTotal
    [out] Points to a variable which on return will indicate the length of the whole file, in bytes.
  • pllCurrent
    [out] Points to a variable which on return will indicate the number of bytes of the file that have been downloaded.

Return Values

Returns S_OK on success. Returns an HRESULT error on failure. Returns VFW_S_ESTIMATED if the returned values are estimates.

Requirements

Header

dshow.h

Library

Strmiids.lib

See Also

Reference

IAMOpenProgress