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README.md

blockhash

This is a perceptual image hash calculation tool based on algorithm descibed in Block Mean Value Based Image Perceptual Hashing by Bian Yang, Fan Gu and Xiamu Niu.

Build and install

Blockhash requires libmagickwand. On Debian/Ubuntu it can be installed using the following command:

sudo apt-get install libmagickwand-dev

On Fedora and friends:

sudo dnf install ImageMagick-devel

To build blockhash cd to the source directory and type:

./waf configure
./waf

The program binary will land in ./build. To install it to /usr/local/bin/ type:

./waf install

Usage

Run blockhash [list of images] for calculating hashes.

Run blockhash --help for the list of options.

License

Copyright 2014 Commons Machinery http://commonsmachinery.se/

Distributed under an MIT license, please see LICENSE in the top dir.

Contact: dev@commonsmachinery.se