$ curl cheat.sh/
 cheat.sheets:identify 
# identify
# Describes the format and characteristics of one or more image files.

# Show width and height of the image. Multiple images can be provided.
identify -format '%w %h' FILE

# Display lots of meta-data in FILE.
identify -verbose FILE

 tldr:identify 
# identify
# Command-line utility of Image Magick project to describe the format and characteristics of one or more image files.
# More information: <https://imagemagick.org/script/identify.php>.

# Describe the format and basic characteristics of an image:
identify path/to/image

# Describe the format and verbose characteristics of an image:
identify -verbose path/to/image

# Collect dimensions of all JPEG files under current directory:
identify -format "%f,%w,%h\n" *.jpg > path/to/filelist.csv

$
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