How To Use Chroma Key Transparency in ProShow Producer Overview Create Hollywood-style greenscreen effects with the Chroma Key Transparency tool in ProShow Producer. You can quickly make a specific color range in your image or video transparent to create overlays, graphic art effects and more. ProShow Producer uses advanced vector chroma key technology to create chroma key transparency effects.

To Apply Chroma Key Transparency:

1. In the Slide List, double-click on the slide containing the layer you would like to apply Chroma Key Transparency to.
2. In the Slide Options dialog, click < Editing >.
3. In Editing Options, select the layer that you would like to apply Chroma Key Transparency effect to.
4. Check the box next to Chroma Key Transparency.
5. In the Key Color section, click < Set Color >. Use the Eyedropper to select a color from the layer to make transparent.
6. Adjust the Hue Threshold slider to make the desired portion of the layer transparent. A value of 3 to 5 is usually sufficient. Next, use the Hue Drop Off slider to fade the edges of the image remaining in the layer.
7. Adjust the Intensity Threshold slider to make the very dark and very light portions of the layer opaque. You may have to adjust the Key Color you chose to achieve your desired results.
8. Next, use the Intensity Drop Off slider to fade the edges of the opaque areas remaining in the layer. Use the Color Suppression slider to remove any remaining Key Color areas from the edges.
9. When you have successfully removed an adequate amount of color from your image, click < Done >.
10. Preview the masking effect by clicking the < Play > button in the Preview window.