IBasicBitmapOps::AdjustGamma (Windows CE 5.0)

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This method adjusts the gamma of a bitmap image.

HRESULT AdjustGamma(  FLOAT gamma);

Parameters

• gamma
  [in] A FLOAT value used to adjust the gamma of a bitmap image.

  The gamma adjustment is described by the following equation.

  New Intensity = Old Intensity ^ gamma
  

  A value for gamma that is greater than 1 makes the image darker. A value for gamma that is less than 1 makes the image brighter.

Return Values

This method returns S_OK if successful.

Requirements

OS Versions: Windows CE 5.0 and later.
Header: Imaging.h.
Link Library: Imaging.lib.

See Also

IBasicBitmapOps

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