2. Right-click and select "Load Selection", and the leg will turn into a flashing dotted line.
3. Press "CTRL+J" to copy the layer.
4. Press "CTRL+T" to call up free change, and constantly adjust the length until you are satisfied.
5. Repeat steps 2-3 to adjust the length of the other leg. After the two legs are adjusted, you need to deal with the extra parts.
6. Hide the original background layer, then select the remaining layers and press "Crtl+E" to merge the layers.
7. Use the pen tool to select the extra leg, and then right-click Load Selection.
8. Erase the redundant parts with the imitation stamp tool.
9. Click Quick Mask in the toolbar, and then select two legs. If the legs turn red, they are selected.
10. Click the Quick Mask icon again to exit the Quick Mask. This will select the leg, and press "Shift+crtl+I" to deselect the leg.
1 1. Right-click the selected area and select Feather. Then a dialog box will pop up and set the feathering radius to 2 pixels.
12. press "Crtl+J" to copy the layer, and click the top menu "filter", "blur" and "? Gaussian blur ",a dialog box pops up, and the blur value is set to 10.
13. Finally, set the layer after Gaussian blur to Brighten mode.
14. Through comparison, it can be clearly seen that the legs after treatment are much longer than before.
The reason why the hind legs turn white is because the blending mode of the legs is set to "highlight" in front, and then they turn white.