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pngcheck — Forensics tool for validating the integrity of PNG based (PNG, JNG, MNG) image files. Can also extra

Submitted by: @import:tldr-pages··
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clitldrpngcheckcommand-line
theforensicscommandpngcheckclitoolforvalidating

Problem

How to use the pngcheck command: Forensics tool for validating the integrity of PNG based (PNG, JNG, MNG) image files. Can also extract embedded images and text from a file. More information: <https://manned.org/pngcheck>.

Solution

pngcheck — Forensics tool for validating the integrity of PNG based (PNG, JNG, MNG) image files. Can also extract embedded images and text from a file. More information: <https://manned.org/pngcheck>.

Verify the integrity of an image file (width, height, and color depth):
pngcheck {{path/to/image.png}}


Print information for an image with [c]olorized output:
pngcheck -c {{path/to/image.png}}


Print [v]erbose information for an image:
pngcheck -cvt {{path/to/image.png}}


Receive an image from stdin and display detailed information:
cat {{path/to/image.png}} | pngcheck -cvt


[s]earch for PNGs within a specific file and display information about them:
pngcheck -s {{path/to/image.png}}


Search for PNGs within another file and e[x]tract them:
pngcheck -x {{path/to/image.png}}

Code Snippets

Verify the integrity of an image file (width, height, and color depth)

pngcheck {{path/to/image.png}}

Print information for an image with [c]olorized output

pngcheck -c {{path/to/image.png}}

Print [v]erbose information for an image

pngcheck -cvt {{path/to/image.png}}

Receive an image from `stdin` and display detailed information

cat {{path/to/image.png}} | pngcheck -cvt

[s]earch for PNGs within a specific file and display information about them

pngcheck -s {{path/to/image.png}}

Context

tldr-pages: common/pngcheck

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