Microsoft Speech Platform
ISpStreamFormatConverter::SetFormat
ISpStreamFormatConverter::SetFormat sets the output format of the converter.
The ISpStreamFormat::GetFormat method returns the format of the output (converted) stream.
HRESULT SetFormat(
REFGUID rguidFormatIdOfConvertedStream,
const WAVEFORMATEX *pWaveFormatExOfConvertedStream
);
Parameters
- rguidFormatIdOfConvertedStream
- [in] Address of the data format identifier associated with the requested output stream. Can be GUID_NULL or SPDFID_WaveFormatEx.
- pWaveFormatExOfConvertedStream
- [in] Address of the WAVEFORMATEX structure containing the wave file format information of the converted stream. Must be NULL with GUID_NULL. Must be a valid WAVEFORMATEX with SPDFID_WaveFormatEx.
Return values
| Value | Description |
|---|---|
| S_OK | Function completed successfully. |
| E_INVALIDARG | One of the following was encountered:
rguidFormatIdOfConvertedStream is neither GUID_NULL or SPDFID_WaveFormatEx; pWaveFormatExOfConvertedStream is not valid for the supplied REFGUID. |
Remarks
- The helper class CSpStreamFormat and the SPSTREAMFORMAT enumeration can be used to avoid the possibility of typos or mistakes when filling in the WAVEFORMATEX structure.