[英]ImageMagick: How can I cut out round from image?
I'm trying to make a round avatar out of some image. 我正在尝试根据某些图像制作圆形头像。 How can I cut out round from image using ImageMagick? 如何使用ImageMagick从图像中切出圆角?
There are various ways, but the simplest is probably the undocumented "-vignette" option: 有多种方法,但最简单的方法可能是未记录的“ -vignette”选项:
magick CLg93.jpg -vignette 1x1 kim_vignette.jpg
yields 产量
You can deal with non-square images by applying an "offset" to the vignette geometry, for example: 您可以通过对小插图几何图形应用“偏移”来处理非正方形图像,例如:
-vignette 1x1+0+50
if the input image is a portrait that is 100 pixels taller than it is wide. 如果输入图像是比宽高100像素的人像。
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