Legacy ImageMagick Discussions Archive

requirement for my project is whether use PSNR or MSB(Most Significant Bit) if i not wrong, the script will generate MSB (correct me if I'm wrong) when 2 image are being compared i think i will go for MSB thank you for your time :) PSNR is expressed as decibels and so can in principle be larger than ...

hi as the title it implies i would like to know how to compare original image and stegano image with PSNR or MSB effectively it is because i tried to compare original image and stegano image with PSNR and the result is awkward as far a i understand, PSNR value ranging from 0 - 100 and stegano image ...

hi hope that this is not wrong forum ;) i got a project that requires me to do a stegano image and stumbled upon this impressive tools upon presenting to the professor (as i'm using only your component not the algo) he request me to show how in the mathematically (not in programming) the stegano ...

the problem with IM watermark is they're visible

the requirement is that you need to create a invincible watermark like digimarc did
that why i change from watermark to stegano

yeah, i know it quite troublesome for your to understand my situation and that is the issue

Why do you want to use Imagick. It is no longer supported and does not have all the IM functionality. You can easily follow the examples at http://www.imagemagick.org/Usage/transform/#stegano, and just put them into PHP exec(). i'm using this just as requirement for my class project actually what ...

hi guys i'm continuing my journey from command line IM to here http://www.imagemagick.org/discourse-server/viewtopic.php?f=1&t=22436 for my question please enlighten me on how to use steganoImage command in PHP from convert to stegano until reverse the image to see the message hidden documentation ...

thanks a lot for guiding me to the end of the road
next road is a imagick in php

thank a lot
you really save my early morning (in malaysia )

fred below is my version installed Version: ImageMagick 6.8.0-2 2012-10-24 Q16 http://www.imagemagick.org Copyright: Copyright (C) 1999-2012 ImageMagick Studio LLC Features: OpenCL i got the 'hang' problem when using command line and not in php wonder what the error the test just fine with the rose ...

thanks for the fast reply composite message.gif rose: -stegano +15+2 rose_message.png as far as i know rose is embedded in the imagemagick system, so how can i call my own image instead of calling 'rose', 'logo' and other embedded image i tried replacing rose with 'myownimage.png': but the command ...

hi it's been many months since i use your imagick and let say it very usable to me (although i'm not very expert in scripting and programming) i would like to ask about php steganoImage usage as there's no proper documentation in php site would you explain a little on how to properly stegano an ...