2. Use the lasso tool to draw the risorius part (hold down the shift key to create multiple selection areas).

3. Then add the curve.

4. Pull it down.

5. Click on the curve mask and adjust the feathering value.

Extended data

1, image editing is the basis of image processing, which can enlarge, shrink, rotate, tilt, mirror and perspective the image. You can also copy, remove spots, repair and modify damaged images.

2. Image synthesis is to combine several images into a complete image with clear meaning through layer operation and tool application, which is the only way for art design; The drawing tools provided by the software make foreign images and ideas well integrated.

3. Tone correction can adjust and correct the color of the image conveniently and quickly, and can also switch between different colors to meet the application of the image in different fields such as web design, printing and multimedia.

4. In this software, the production of special effects is mainly accomplished through the comprehensive application of filters, channels and tools. Including the creation of image special effects and the production of special effects characters, such as oil painting, relief painting, plaster painting, sketch and other commonly used traditional artistic skills can be completed through this software.

Baidu encyclopedia -Adobe Photoshop