Traditional Culture Encyclopedia - Photography and portraiture - How to retouch PS?

How to retouch PS?

1, edit-transform-transform. Adjust the deformed page to be close to the normal page. If the original photo is more positive, this step is not needed.

2.CTRL+L adjusts the overall color scale to the satisfaction of the bright place, selects the areas with darker background color respectively, and adjusts the color scale one by one to the satisfaction and overall satisfaction.

3, cutting, removing redundant background.