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Call QueryInterface using the writer object to retrieve a pointer to this interface, which provides advanced writing functionality. Sinks are where the output Windows Media data goes.
In addition to the methods inherited from IUnknown, the IWMWriterAdvanced interface exposes the following methods.
| Method | Description |
| AddSink | Adds a writer sink. |
| GetSink | Retrieves a writer sink object, if its index is specified. |
| GetSinkCount | Retrieves the number of writer sinks. |
| GetSyncTolerance | Retrieves the amount of time that the inputs will be allowed to fall out of synchronization before the samples are discarded. |
| GetStatistics | Retrieves statistics about the current writing operation. |
| GetWriterTime | Retrieves the clock time that the writer is working to. |
| IsRealTime | Retrieves a flag indicating whether the writer is running in real time. |
| RemoveSink | Removes a writer sink object. |
| SetLiveSource | Sets a flag indicating whether the source is live or not. |
| SetSyncTolerance | Sets the amount of time that the inputs can fall out of synchronization before the samples are discarded. |
| WriteStreamSample | Writes a stream sample directly into a Windows Media file, bypassing the normal compression procedures. |
See Also
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