Barrel Inverse

F/x distortion allows you to distort images to create a new and unique effect. Following tutorial 

teaches the use of this effect at imagemagick studio.

Choose and image and take it to imagemagick. 

You can take the following image

At F/X type in the parameter: 0,0.2,0.2

Click on the distort button

Change distort type to barrel inverse

press effect.

Final Image-

Using barrel inverse you can many interesting effects; all you need is the right set of 

parameters. 

Monalisa was distorted by the parameter : 0,0.1,0.1

Distort type: barrel inverse.

Following tute shows another how you can distor image by same set of parameter. 

Follow the above instruction.

Input  the parameter in the slot: 0,0.2,0.2,0.2

Change the VPM( virtual pixel method) to anything in the drop-down menu. 

I used transparent for the following image and saved it in png format. 

Checker tile and constant also  generate same effect. 

 This is an example of vpm-horizontal tile

This is the example of vpm-  mirror

Try other types of VPM in the list to create something very unique.