Convert And Compress Images From The Command Line With Imagemagick

The aim of this how-to-guide🏁 is to teach and illustrate the modification of images from command line that can be used with scripts, via using the tool called ImageMagick.

1. steps

• download from ImageMagick — Download Page & install
• run the following to optimize for web
• I am resizing photos
• size 800x600
• size up to 200 KB

magick convert .\IMG_20210105_1539574.jpg -resize 800x600! -strip -define jpeg:extent=200KB img1.jpg

2. usecase/code example

• see the subfunction in a script I wrote for writing a daily family chronicle
• Input: put large images within a folder defined within the script
• Output: find compressed and renamed images within another folder defined in a script
• Then, the images are linked within a doc with another part of the script such as

### 2021-02-12
<!-- TEXT HERE -->
![2021-02-12](../assets/2021-02-12-1.jpg)

![2021-02-12](../assets/2021-02-12-2.jpg)