How to make rough edges of seals and imaginary edges of pictures with PS

1. First, open PS on the computer, import a picture to make a seal, and use the rectangular box selection tool to select the seal area.

2. Then select "Input Quick Mask" at the bottom of the toolbar.

3. Then select Filter-Filter Library on the menu bar.

4. Enter the filter library and select the brush stroke and splash. And adjust the appropriate parameters as needed.

5, and then exit the mask, the menu bar above the selection below the selection.

6. Finally, it is filled with white, so as to get the effect of the rough edge of the seal and the imaginary edge of the picture.