GetContrast method

Retrieves the settings for the lookup table contrast curve.

Syntax

HRESULT retVal = object.GetContrast(pulCount, Weights);

Parameters

• pulCount [in, out]
  Type: unsigned long

  Pointer to the number of entries in the contrast curve.

• Weights [out]
  Type: float

  Array that holds the contrast curve values.

Remarks

Contrast adjustments shift the range of each color channel around a midpoint. The adjustment is applied in pulCount steps over the 256 values of the lookup table.