In real life, we often need to change the background color of the ID photo.
Today I will explain how to use excel in WPS to change the background color of ID photos.
The first step: insert the picture
result
Step 2: Click the picture, the picture tool appears
as shown in the figure, and the picture tool option appears
Step 3: Set the transparent color
- 1 Click the picture, the picture tool appears
- 2 Click to deduct the background, click to set the transparent color
- 3 Click the blue area
As a result, set the transparent color principle, it will automatically determine the difference with the surrounding pixel values. The difference in pixel value is the boundary.
Step 4: Filling
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Click the picture, right-click to set the object format, the property interface on the right appears
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Select the color, the result is shown in the figure
Step 5: Save as Picture
Right click and click Save as Picture
Comparison of results
Changing the color, the lines are not handled well, after all, the algorithm is applied to changing the background color of the photo. Print the picture on a 1-inch photo without any defects.
Comparison of results
Click on the picture, the picture tool appears, you can perform more operations on the picture, I will not demonstrate it here.
Code version
Before I wrote an application code to change the background color of the photo, we can understand the principle through the code. You can read it if you are interested.
Link: python+opencv code to change the background color of the ID photo (don’t use PS anymore)
For more excel tutorials, please see the link to
the excel tutorial of automated office (4): Use artistic words, pictures, graphics to beautify the worksheet
Author: electrical engineering Meng new computer - Yu Dengwu
