来自MSN1 个月
How to create or convert images to PNG format
To make a PNG transparent, you must either remove the background manually (for example with an image editing program such as GIMP) or activate transparency when saving. Converting JPG to PNG under ...
Lifewire on MSN3 个月
PNG Files Explained: The Go-To Format for Crisp, Transparent Images
This isn't true for PNG because it uses lossless compression. To make the background transparent in a PNG, your options ...