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maboloshi/resize_image.sh

Last active April 5, 2020 15:55
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图片转换并缩小 #convert #imagemagick
Raw
resize_image.sh
#! /bin/bash
# 在需要转换图片的目录下运行此脚本
# convert命令是ImageMagick这个图片处理软件包中的一个命令
# 安装ImageMagick之后，才能使用convert命令
# man convert可以查看命令用法帮助文档
# 逐个将所有png,bmp,jpg格式图片文件转换为原来尺寸的1/4大并保存为jpg格式图片文件
# 转换后重命名
# 然后，删除原文件
for image in $(find *.{png,bmp,jpg,jpeg,PNG,BMP,JPG,JEPG} ! -name '*_converted*' 2>/dev/null) ; do
convert -resize 25% "$image" "${image%%.*}_converted.jpg"
# 不加_converted，jpg文件会重复转换
echo "$image -> ${image%%.*}_converted.jpg"
# rm "$image"
done
exit 0
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