This feature is only available in Pro edition
The Liquify toolkit lets you push, pull, rotate, pucker, and bloat any area of an image. The distortions you create can be subtle or drastic, which makes the Liquify command a powerful tool for retouching images as well as creating artistic effects.
Pushes pixels forward as you drag. You can control the amount of pixels pushed by changing the brush size. The larger the brush the more pixels will be pushed forward.
Moves pixels to the left when you drag the tool straight up (pixels move to the right if you drag down). This is useful for making an object thicker or thinner. You can also drag clockwise around an object to increase its size, or drag counterclockwise to decrease its size. To push pixels right when you drag straight up (or to move pixels left when you drag down), hold down [Shift] as you drag.
Moves pixels away from the center of the brush area as you hold down the mouse button or drag.
Moves pixels toward the center of the brush area as you hold down the mouse button or drag.
Rotates pixels clockwise as you hold down the mouse button or drag. To twirl pixels counterclockwise, hold down [Shift] as you hold down the mouse button or drag.
Reverses the distortion you’ve already added, as you hold down the mouse button and drag.
In the tool options area of the Liquify panel, set the following options: