imagemagick
How can I detect borders of a piece of paper inside of an image and crop it using ImageMagick?
I\'m trying to crop paper documents from photographs.For example, someone takes a picture of a document and sends it to the server and it will get edited 开发者_如何学Goto look like a scanned document[详细]
2023-03-28 16:45 分类:问答Imagemagick does not show text but throws no errors either
I\'m using ImageMagick to generate some product badges for products in our system. Product badges are like SO flair, just a few composite images and some text. There is nothing wrong with the script a[详细]
2023-03-28 05:12 分类:问答Want to invoke and then loop over a linux shell command from Java
Task: I have a bunch of images in a format called .rgb, and I want to convert them in .jpeg Instead of converting them by hand (\" convert -size img0001.rgb img0001.jpeg\")using imagemagick, I am try[详细]
2023-03-27 21:36 分类:问答Crawling custom URL's for images and resizing them via AJAX
I\'m building a web app where users can store links, with 200x200 pictures associated. By default, I\'d like to crawl the link for images and then return thumbnails of the biggest ones (from which the[详细]
2023-03-27 16:38 分类:问答Image Magick: Image optimization for websites
I have a camera which produces photographs of 3008x2000 pixels. I use Image Magick to scale and resize the photos to be put up on my website. The size of the images I am using on the website is 602x40[详细]
2023-03-27 16:18 分类:问答ImageMagick: write pixels in BGR order
I want to convert (a lot of) JPEG images to the Sun Raster format (see here for instance), because my program can only use this format.[详细]
2023-03-27 15:31 分类:问答How to downsize, scale, and colour-reduce PNGs at the command line? (Linux, Makefile)
Fr开发者_运维技巧om within a Makefile I like to reduce the size of PNGs. I tried first ImageMagick, but while I could resize (down) the images and reduce their colours to 32 (or the depth to 5 bits),[详细]
2023-03-27 10:26 分类:问答trying to access and manipulate images with node.js and GD or imagemagick
i\'m trying to create a thumbnail of an jpg that resides on the server. i tried using node-gd and/or node-imagemagick but neither could access the file:[详细]
2023-03-27 10:17 分类:问答Does the ImageMagick for iOS support converting jpeg images to GIF ?
Does the ImageMagick for iOS support converting jpeg images to GIF? How to do 开发者_如何学Cthat?GIFS are \"inherently supported in ImageMagick\", according to comments here.[详细]
2023-03-26 17:31 分类:问答Paper Clip Not Saving alternate styles
Paperclip is not saving any changes in the uploaded images but is saving original perfectly well. MY understanding from all the logs is that it cannot access ImageMagick... I have install RMagick alon[详细]
2023-03-26 10:49 分类:问答