Open a Character Map first
Then use the Pen tool to check out the shape of the character, the hair can be a very rough hook (line not beyond the hair range) to create a selection, Ctrl+j will be the part of the tick on a new layer
Select the layer of the original picture to enter the channel. In R, G, B to pick a hair and other scenes of the most obvious black-and-white contrast of a channel, generally black hair are selected R channel. Then create a copy of the R channel (do not break the original image) to open the color scale, ctrl+l respectively with a straw to select the range of black and white, so that hair and other objects produce strong black and white contrast
You can adjust to the following effect.
Then ctrl+i the CTRL key and click on the copy channel to create a selection
Because we do in the channel in order to select the hair area, at this time only need to use the Free Lasso tool to select the area of the head (when selected press Alt+shift) Hot recommendation: Sketch Meimei to create a course creative unlimited: Avantgarde Poster Design Appreciation
The effect is as follows:
The layers panel is returned at this time. You can see that the selections we make in the channel are always there, hold down the Ctrl+shift click on the layer (i.e. the hair's constituency is added to the first-guessing character's selection) to get the entire constituency.
Final effect: