---
UID: NS:dvdmedia.__unnamed_struct_8
title: AM_ExactRateChange (dvdmedia.h)
description: The AM_ExactRateChange structure is not supported. Use AM_SimpleRateChange.
old-location: dshow\am_exactratechange.htm
tech.root: DirectShow
ms.assetid: 07f23ea0-03ef-4650-9c3b-c7efb94e56a7
ms.date: 12/05/2018
ms.keywords: AM_ExactRateChange, AM_ExactRateChange structure [DirectShow], AM_ExactRateChangeStructure, dshow.am_exactratechange, dvdmedia/AM_ExactRateChange
f1_keywords:
- dvdmedia/AM_ExactRateChange
dev_langs:
- c++
req.header: dvdmedia.h
req.include-header: 
req.target-type: Windows
req.target-min-winverclnt: 
req.target-min-winversvr: 
req.kmdf-ver: 
req.umdf-ver: 
req.ddi-compliance: 
req.unicode-ansi: 
req.idl: 
req.max-support: 
req.namespace: 
req.assembly: 
req.type-library: 
req.lib: 
req.dll: 
req.irql: 
topic_type:
- APIRef
- kbSyntax
api_type:
- HeaderDef
api_location:
- Dvdmedia.h
api_name:
- AM_ExactRateChange
targetos: Windows
req.typenames: AM_ExactRateChange
req.redist: 
ms.custom: 19H1
---

# AM_ExactRateChange structure


## -description



The AM_ExactRateChange structure is not supported. Use <a href="https://docs.microsoft.com/windows/desktop/api/dvdmedia/ns-dvdmedia-am_simpleratechange">AM_SimpleRateChange</a>.




## -struct-fields




### -field OutputZeroTime

Reserved.


### -field Rate

Reserved.


## -see-also




<a href="https://docs.microsoft.com/windows/desktop/DirectShow/rate-change-property-set">Rate Change Property Set</a>
 

 

