The OfficeImageEffects type exposes the following members.
Gets or sets a line format settings for the image border.
Gets or sets the brightness of the picture. The value for this property must be a number from 0.0 (dimmest) to 1.0 (brightest).
Gets or sets the color value of the image that will be treated as transparent.
Gets or sets the contrast for the specified picture. The value for this property must be a number from 0.0 (the least contrast) to 1.0 (the greatest contrast).
Gets or sets a value indicating whether a picture will be displayed in grayscale mode.