Load the image below into photoshop.
Duplicate the layer to replicate the example below.
With the layer duplicated, hide the “Image Main Copy” layer by clicking on the eye icon next to the layer.
Open the Brush setting by clicking on the menu Window > Brush Setting.
The window below will open after selecting the setting option.
Using the newly created brush, click on the eraser tool.
Erase the middle portion of your image to replicate the image below.
On the two layers create two individual half’s of the image.
Apply the Blending Option below.
Below is the final result.