IEncoderAPI::IsAvailable Method

2009-01-07

Note The IEncoderAPI interface is deprecated. Use ICodecAPI instead.
The IsAvailable method queries whether a given parameter can be read and modified.

Syntax

HRESULT IsAvailable(
  [in]  const GUID *Api
);

Parameters

Api [in]
Pointer to a GUID that specifies the parameter.

Return Value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code	Description
S_OK	The parameter can be read and modified. (Set and get operations are supported for this parameter.)
E_NOTIMPL	The parameter cannot be read or modified.

Remarks

Any errors besides those in the table above indicate an inability to process the call.

Requirements

Header	Declared in Strmif.h; include Dshow.h.
Library	Use Strmiids.lib.

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