IltmmAudioInputs::get_Count

#include "ltmm.h"

C Syntax

HRESULT IltmmAudioInputs__get_Count(pInputs, pVal)

C++ Syntax

HRESULT get_Count(pVal)

 

IltmmAudioInputs *pInputs;

/* pointer to an interface */

long *pVal;

/* number of inputs */

Retrieves the number of available inputs on the selected audio device.

Parameter

Description

pInputs

Pointer to an IltmmAudioInputs interface.

pVal

Pointer to a variable to be updated with the number of available audio inputs.

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

Use the retrieved number to iterate through the items using IltmmAudioInputs::Item.

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.

Platforms

Win32, x64

See Also

Elements:

IltmmAudioInputs::Item, IltmmAudioInputs::Find

Topics:

Multimedia Function Group

Example

For a C example, refer to IltmmAudioInput::get_Bass Example for C.

For a C++ example, refer to IltmmAudioInput::get_Bass Example for C++.