IltmmConvert::get_SourceAudioFormat

#include "ltmm.h"

C Syntax	HRESULT IltmmConvert__get_SourceAudioFormat(pConvert, pVal)
C++ Syntax	HRESULT get_SourceAudioFormat(pVal)

IltmmConvert *pConvert;	/* pointer to an interface */
long *pVal;	/* pointer to a variable */

Retrieves the format id of the source audio.

Parameter	Description
pConvert	Pointer to an IltmmConvert interface.
pVal	Pointer to a variable to be updated with a value that represents the format of the source audio. For a list of audio format values, refer to the Microsoft documentation at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/directshow/htm/howtoregisterafourcc.asp.

Returns

S_OK	The function was successful.
<> S_OK	An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

If the source audio format is not a standard format, then the variable pointed to by pVal is updated with 0.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Elements:	IltmmConvert::get_SourceVideoType, IltmmConvert::get_SourceAudioType, IltmmConvert::get_SourceVideoFOURCC
Topics:	Multimedia Function Group

Example