IBasicBitmapOps::AdjustGamma (Windows Embedded CE 6.0)

1/6/2010

This method adjusts the gamma of a bitmap image.

Syntax

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 Value

This method returns S_OK if successful.

Requirements

See Also

Reference

IBasicBitmapOps