Simple and rude! Using PS to draw a line from the color map

  
The function of PS is very powerful. Many professional web designers are not very thorough about the operation inside. What is shared today is how to draw a line from the color picture? Simple and rude method of drawing a line from the color picture! It is suitable for engraving rubber stamps, because it is very simple and rude to recommend the use of higher resolution pictures, specifically the steps of the graphic. Let's take a picture with clear lines

First, let's take a picture with clear lines, select [Adjust] in [Image], and then select [Black and White].
Specific Steps

Then copy the layer, use [Invert] for the new layer, and select [Color Dodge] mode for the new layer. At this time, the canvas becomes completely white, select [Filter] Mirror] [Gaussian Blur] Adjust the value as needed, usually between 1 and 2.5. The line draft will come out. Finally, adjust the curve and contrast according to your needs, so that the final result will be achieved.
Final effect picture

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