Help Version 19.0.2017.10.27
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#include "ltmf.h"
C Syntax |
HRESULT IltmfAudioFormat_get_SampleFrequency(pAudioFormat, pVal) |
C++ Syntax |
HRESULT get_SampleFrequency(pVal) |
IltmfAudioFormat *pAudioFormat; |
pointer to an interface |
long *pVal; |
pointer to a variable |
Retrieves the audio format's sample frequency, in HZ. This is the number of audio samples in one second.
Parameter |
Description |
pAudioFormat |
Pointer to an IltmfAudioFormat Interface. |
pVal |
Pointer to a variable to be updated with the audio format's sample frequency. |
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. |
Call IltmfAudioFormat::get_Channels to get the number of channels for the audio 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. |
Win32, x64
Elements: |
IltmfAudioFormat Interface, IltmfAudioFormat::get_BitsPerSample, IltmfAudioFormat::get_Channels |
Topics: |
For a C++ example, refer to IltmfAudioFormats::get_Count Example for C++.
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