# Effect user defined functions Reference

Below is a complete list of the user defined functions available in AutoIt. Click on a user defined function name for a detailed description.

When using them you need to add a #include <GDIPlus.au3>.

User Defined Function | Description
--- | ---
_GDIPlus_EffectCreate | Creates an Effect object of the type specified by the guid parameter
_GDIPlus_EffectCreateBlur | Creates a Blur class effect object
_GDIPlus_EffectCreateBrightnessContrast | Creates a BrightnessContrast class effect object
_GDIPlus_EffectCreateColorBalance | Creates a ColorBalance class effect object
_GDIPlus_EffectCreateColorCurve | Creates a ColorBalance class effect object
_GDIPlus_EffectCreateColorLUT | Creates a ColorLUT class effect object
_GDIPlus_EffectCreateColorMatrix | Creates a ColorMatrixEffect class effect object
_GDIPlus_EffectCreateHueSaturationLightness | Creates a HueSaturationLightness class effect object
_GDIPlus_EffectCreateLevels | Creates a Levels class effect object
_GDIPlus_EffectCreateRedEyeCorrection | Creates a RedEyeCorrection class effect object
_GDIPlus_EffectCreateSharpen | Creates a Sharpen class effect object
_GDIPlus_EffectCreateTint | Creates a Tint class effect object
_GDIPlus_EffectDispose | Deletes the specified Effect object
_GDIPlus_EffectGetParameters | Returns the parameters for the specified Effect object
_GDIPlus_EffectSetParameters | Sets the parameters for the specified Effect object