Tools > Distort > Corner Pin
Corner Pin
The Corner Pin filter allows you to distorts an image by repositioning each of its four corners. Use it to stretch, shrink, skew, or twist an image or to simulate perspective or movement. Select a corner point by clicking one of the small white squares. The chosen square turns red. Drag this corner point to distort the image.
1. Do one of the following:
 Choose Tools > Distort > Corner Pin
 Click the Corner Pin button on the toolbar
2. Use the following options:
 Transparent
This option allows you to make the background color transparent.
 Animate the distortion over time
This option allows you to animate the distortion over time.
 Background Color
This option allows you to change the background color.
X
This option allows you to change the X coordinate of the currently selected corner point. The X coordinate is a percentage of the width of the image.
Y
This option allows you to change the Y coordinate of the currently selected corner point. The Y coordinate is a percentage of the height of the image.
Number of Frames
Use this option to specify the number of frames.
Delay
This option allows you to specify a delay-the time that a frame is displayed-for single frames or for multiple frames in an animation. Delay time is displayed in seconds.
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