Top "Imagemagick" questions

ImageMagick is an open source software suite for displaying, converting and editing raster image files.

Searching for a way to do Bitwise XOR on images

I am looking for a way to get the Bitwise XOR of two images on the command line(or in …

image image-processing imagemagick xor
Python subprocess: wait for command to finish before starting next one?

I've written a Python script that downloads and converts many images, using wget and then ImageMagick via chainedsubprocess calls: for …

python imagemagick subprocess imagemagick-convert
Resize an image with Paperclip

The Paperclip plugin for Rails has a resize option that keeps the image in proportion. According to Ryan Bates' Paperclip …

ruby-on-rails file-upload image-manipulation imagemagick paperclip
Convert 32 bit png to 8 bit png with ImageMagick by preserving semi transparent pixels

I want to convert 32 bit png to 8 bit png with ImageMagick, but semi transparent pixels are lost. How to solve …

image-processing imagemagick png transparency png-8
How to use Imagick to merge and mask images?

I know very little of image processing and even less of the terminology used, so please bear with me. Basically, …

php imagemagick imagick
ImageMagick not authorized to convert PDF to an image

I have a program, in which I need to convert a PDF to an image using Image Magick. I do …

python linux subprocess imagemagick
Can't install imagemagick with brew on Mac OS X mavericks

I am using Homebrew v0.9.5 on my Mac OS X version 10.9.4 When I run the command: `brew install imagemagick, this …

macos imagemagick
ImageMagick: How to resize proportionally with mogrify without a background

I was following this example http://cubiq.org/create-fixed-size-thumbnails-with-imagemagick, and it's exactly what I want to do with the image, …

imagemagick mogrify
ImageMagick - PECL issue - Cannot locate header file MagickWand.h

We are getting this error while installing ImageMagick PECL: checking ImageMagick MagickWand API configuration program... found in /usr/local/bin/…

imagemagick pecl whm
Convert and resize SVG to PNG

I am trying to convert SVG to PNG (or any raster format) and resize at the same time. I thought …

svg imagemagick png image-resizing