References ▼
#include "ltmm.h"
C Syntax |
HRESULT IltmmAudioFormat_get_Channels(pAudioFormat, pVal) |
C++ Syntax |
HRESULT get_Channels(pVal) |
IltmmAudioFormat *pAudioFormat; |
pointer to an interface |
long *pVal; |
pointer to a variable |
Retrieves the audio format's channels.
Parameter |
Description |
pAudioFormat |
Pointer to an IltmmAudioFormat Interface. |
pVal |
Pointer to a variable to be updated with the number of channels for the audio format. |
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. |
Call IltmmAudioFormat::get_SampleFrequency to get the sample frequency of the format and call IltmmAudioFormat::get_BitsPerSample to get the number of bits per sample for the audio format.
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. |
Win32, x64
Elements: |
IltmmAudioFormat Interface, IltmmAudioFormat::get_BitsPerSample, IltmmAudioFormat::get_SampleFrequency |
Topics: |
For a C example, refer to IltmmAudioFormats::get_Count Example for C.
For a C++ example, refer to IltmmAudioFormats::get_Count Example for C++.
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