IltmfPlay::get_Rate

#include "ltmf.h"

C Syntax

HRESULT IltmfPlay_get_Rate(pPlay, pVal)

C++ Syntax

HRESULT get_Rate(pVal)

IltmfPlay *pPlay;

pointer to an interface

DOUBLE *pVal;

pointer to a variable

Retrieves the rate of playback relative to normal playback speed.

Parameter

Description

pPlay

Pointer to an IltmfPlay interface.

pVal

Pointer to a variable that receives the current rate.

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

A rate of 1.0 indicates normal playback speed.

A rate of 0.5 indicates half speed.

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

See Also

Elements:

IltmfPlay::put_Rate

Topics:

Media Foundation Function Group

Example

For a C++ example, refer to the Simple Media Player for C++.

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