c - How to add spacing between characters in text using VIPS?

Question

I'm using the VIPS library for manipulating images and adding text to them. I want to know how to add spacing to characters in text?

The following image is an example of what I'm talking about.

Answer 1

您可以使用pango 标记。例如：

vips text x.png '<span letter_spacing="10000">Hello!</span>' --dpi 300

制作：