image-processing - graphicsmagick how to remove transparent area and shrink the canvas size of a 32-bit image

Question

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Does gm have a command to find out the raster images boundary, and remove transparent area outside this boundary?

score 2 · Accepted Answer

2

试试这个命令：

gm convert input.png -trim +repage output.png

输入：

在此处输入图像描述

输出：

在此处输入图像描述

于 2013-11-11T12:00:10.143 回答

1 回答 1