Copyright © Fred Weinhaus My scripts are available free of charge for non-commercial (non-profit) use, ONLY. For use of my scripts in commercial (for-profit) environments or non-free applications, please contact me (Fred Weinhaus) for licensing arrangements. My email address is fmw at alink dot net. If you: 1) redistribute, 2) incorporate any of these scripts into other free applications or 3) reprogram them in another scripting language, then you must contact me for permission, especially if the result might be used in a commercial or for-profit environment. Usage, whether stated or not in the script, is restricted to the above licensing arrangements. It is also subject, in a subordinate manner, to the ImageMagick license, which can be found at: http://www.imagemagick.org/script/license.php Please read the Pointers For Use on my home page to properly install and customize my scripts. |
Compares two 168 digit phash strings to compute a phash metric. |
last modified: December 15, 2018
USAGE: phashcompare "phash1" "phash2" PURPOSE: Computes the phash metric using 168 digit phash strings from two images. DESCRIPTION: PHASHCOMPARE computes the phash (perceptual hash) metric using 168 digit phash strings from two images. NOTE: see phashconvert to generate the 168 digit string for a given image. CAVEAT: No guarantee that this script will work on all platforms, nor that trapping of inconsistent parameters is complete and foolproof. Use At Your Own Risk. |
Example |
Original Images Used To Generate The PHASH Strings Via PHASHCONVERT |
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PHASH String |
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PHASH String |
Command |
Metric Result |