共用方式為

IEncoderAPI::GetValue

  • 發行項
 
Microsoft DirectShow 9.0

IEncoderAPI::GetValue

  • Note   The IEncoderAPI interface is deprecated. Use ICodecAPI instead.

The GetValue method retrieves the current value of a specified parameter.

Syntax

  HRESULT GetValue(
  const GUID*  Api,
  VARIANT*  Value
);

Parameters

Api

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

Value

[out]  Receives the value for the parameter specified in Api. If Api was specified as ENCAPIPARAM_BITRATE_MODE, then Value will be one of the VIDEOENCODER_BITRATE_MODE constants.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.

Requirements

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

Library: Use Strmiids.lib.

See Also