Make realistic cracks with Photoshop for pretty mm photos

Original:

1. Open the picture, create a new layer, filter-render-cloud, and then color scale as shown:

2. Use magic Wand tool tolerance to 0, point White area, del key Delete, ctrl+shift+i, fill black as shown:

3. Copy layer 1, Get layer 1 copy, hold down CTRL point Layer 1 copy, fill White, as shown:

4. Move Layer 1 Copy Let it out of the black part of the spot as pictured:

5. Hold down the CTRL point layer 1 copy, keep the selection, and then delete the layer 1 copy, then keep the layer 1 and the selection, del Delete, the effect is as shown:

6. Copy Layer 1, Get layer 1 copy, then put the Layer 1 copy under Layer 1, hold down CTRL point Layer 1 copy, fill White, then we put the white stripe position as close as possible to the black stripes, but also reveal a little, as shown:

7. Point Layer 1, flatten the layer down, then select a part with the rectangular marquee tool, reverse the selection, del Delete, and then ctrl+t transform into the results you want to be OK.