IMFSourceReaderCallback::OnFlush method (mfreadwrite.h)

Called when the IMFSourceReader::Flush method completes.

Syntax

HRESULT OnFlush(
  DWORD dwStreamIndex
);

dwStreamIndex

The index of the stream that was flushed, or MF_SOURCE_READER_ALL_STREAMS if all streams were flushed.

Returns an HRESULT value. Currently, the source reader ignores the return value.

This interface is available on Windows Vista if Platform Update Supplement for Windows Vista is installed.

Requirement	Value
Minimum supported client	Windows 7, Windows Vista and Platform Update Supplement for Windows Vista [desktop apps \| UWP apps]
Minimum supported server	Windows Server 2008 R2 [desktop apps \| UWP apps]
Target Platform	Windows
Header	mfreadwrite.h