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This section provides SAPI 5 audio interfaces.
Audio inherits from the standard COM IStream interface. See the MSDN documentation for a complete discussion of IStream and associated methods. However, since the audio devices represent hardware, ::Clone may be not be used and will return E_NOTIMPL.
| Helper Enumerations, Functions and Classes | Description |
|---|---|
| SPSTREAMFORMAT | SAPI supported stream formats. |
| CSpEvent | Class for decoding event structures. |
| CSpDynamicString | Class for managing dynamically sized WCHAR strings. |
| SpBindToFile | Function converts the specified stream format into a wave format structure. |
| CSpStreamFormat | Class for managing SAPI supported stream formats and WAVEFORMATEX structures. |
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