Joke Collection Website - Blessing messages - How to use photoshop to outline the logo image (jpg format) as material? As shown in the picture below, no white background is required, only the China Unicom logo. What is the operation process?

How to use photoshop to outline the logo image (jpg format) as material? As shown in the picture below, no white background is required, only the China Unicom logo. What is the operation process?

1 Copy the background layer

2 In photoshop cs3, there is an extraction option in the filter. Trace it according to the logo graphic

At the bottom right of the extraction Only check the forced foreground (pick out the single color, check the full color, and uncheck). For the color, choose a red-biased logo color

Apply

3 Save as png format

After opening in photoshop it will be