IltmfAudioFormat::get_Channels

#include "ltmf.h"

C Syntax

HRESULT IltmfAudioFormat_get_Channels(pAudioFormat, pVal)

C++ Syntax

HRESULT get_Channels(pVal)

IltmfAudioFormat *pAudioFormat;

pointer to an interface

long *pVal;

pointer to a variable

Retrieves the audio format's channels.

Parameter

Description

pAudioFormat

Pointer to an IltmfAudioFormat Interface.

pVal

Pointer to a variable to be updated with the number of channels for the audio format.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the MediaFoundation documentation.

Comments

Call IltmfAudioFormat::get_SampleFrequency to get the sample frequency of the format and call IltmfAudioFormat::get_BitsPerSample to get the number of bits per sample for the audio format.

Required DLLs and Libraries

LTMF

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

Platforms

Win32, x64

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