Important: |
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Override this member function to handle notification of a change of sample rate.
Syntax
virtual HRESULT ChangeRate( ) PURE; |
Parameters
None.
Return Value
Returns an HRESULTvalue that depends on the implementation. HRESULTcan be one of the following standard constants, or other values not listed.
Value | Description |
---|---|
E_FAIL |
Failure. |
E_POINTER |
Null pointer argument. |
E_INVALIDARG |
Invalid argument. |
E_NOTIMPL |
Method is not supported. |
S_OK or NOERROR |
Success. |
Remarks
This member function is called when a change to the rate has been made by a call to IMediaPosition::put_Rate.
Override this and change the rate of data sent; typically, this is by a call to CBaseInputPin::BeginFlushand CBaseInputPin::EndFlush, and then sending samples marked with new time stamps.
Requirements
Windows Embedded CE | Windows CE 2.12 and later |
Windows Mobile | Windows Mobile Version 5.0 and later |
Note | Microsoft DirectShow applications and DirectShow filters have
different include file and Library requirements
For more information, see Setting Up the Build Environment,Version 2.12 requires DXPAK 1.0 or later |
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