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

Help Version 21.0.2021.7.2
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.

LEADTOOLS Media Foundation C API Help
Introduction
Version History
Getting Started
Copyright notice
Installation Directory
Media Foundation Files You Must Include With Your Application (Redistributables)
LEADTOOLS Media Foundation Features
Programming with LEADTOOLS Media Foundation
Appendix
LEADTOOLS Licensing
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.