Image Blur In Photoshop. Use the lasso tool to go around an object in this case the scooter. It creates smooth transitions.

Use the lasso tool to go around an object in this case the scooter. Select and mask vs. To blur certain parts of images in photoshop first click the lasso tool in the left toolbar in photoshop.
Adjust the radius to add more or less blur to the image.
In photoshop go to filter blur gallery and select iris blur. There are 9 different styles of blur on photoshop. Photoshop automatically creates a blur trace for the region you selected. The lens blur filter uses the depth map to determine the position of pixels in an image.