Magic_CornerPin2D v1.0

Magic_Cornerpin2D make your life easier to place your pin's. This node automatically pin the corners based on your input bounding box by a single mouse  click.  Hope this will help you friends.
Have an idea to add animated bbox pinning function.

sample script:

set cut_paste_input [stack 0]
version 6.3 v4
ColorWheel {
 inputs 0
 gamma 0.45
 name ColorWheel1
 selected true
 xpos -54
 ypos -240
}
Crop {
 box {380 190 1615 1050}
 name Crop1
 selected true
 xpos -54
 ypos -153
}
Magic_CornerPin2D {
 name Magic_CornerPin2D1
 selected true
 xpos -54
 ypos -91
 "extra matrix" 0
}