Compartir a través de

IKsFormatSupport::IsFormatSupported

  • Artículo
Previous Next

IKsFormatSupport::IsFormatSupported

The IsFormatSupported method indicates whether the audio endpoint device supports the specified audio stream format.

HRESULT IsFormatSupported(
  PKSDATAFORMAT  pKsFormat,
  DWORD  cbFormat,
  BOOL  *pbSupported
);

Parameters

pKsFormat

[in]  Pointer to an audio-stream format specifier. This parameter points to a caller-allocated buffer that contains a format specifier. The specifier begins with a KSDATAFORMAT structure that might be followed by additional format information. For more information about KSDATAFORMAT and format specifiers, see the Windows DDK documentation.

cbFormat

[in]  The size in bytes of the buffer that contains the format specifier.

pbSupported

[out]  Pointer to a BOOL variable into which the method writes a value to indicate whether the format is supported. The method writes TRUE if the device supports the format and FALSE if the device does not support the format.

Return Value

If the method succeeds, it returns S_OK. If it fails, possible return codes include, but are not limited to, the values shown in the following table.

Return code Description
E_POINTER Pointer pKsFormat or pbSupported is NULL.
E_INVALIDARG The format specifier is not valid.

Requirements

Client: Windows Vista

Header: Include Devicetopology.h.

See Also

Previous Next