Partager via

ICodecAPI::IsModifiable

  • Article
 
Microsoft DirectShow 9.0

ICodecAPI::IsModifiable

The IsModifiable method queries whether a parameter can be changed, given the current configuration of the encoder.

Syntax

  HRESULT IsModifiable(
  const GUID* Api
);

Parameters

Api

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

Return Values

Returns an HRESULT value. Possible values are shown in the following table.

Return code Description
S_FALSE The parameter cannot be changed.
S_OK The parameter can be changed.

Remarks

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

Requirements

Header: Declared in Strmif.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also