I need to create thumbnails from multiple .png files and would like to do this using ImageMagicks convert utility. To recursively find all files that are not thumbnails themselves, I am using the ...
Is there a tool to create a gif animation from a set of png files? I tried the convert command from the ImageMagick suite, but this doesn't always succeed. Also, I have several issues with this: I ...
When I convert a pdf file to bunch of jpg files using convert -quality 100 file.pdf page_%04d.jpg I have appreciable quality loss. However if I do the following, there is no (noticeable) quality ...
I have a PDF that consists of several hundred pages of bilingual text. Since I need to use OCR on each language separately, I want to grab the even and odd pages and make two separate PDFs, using ...
I did something like convert -page A4 -compress A4 *.png CH00.pdf But the 1st page is much larger than the subsequent pages. This happens even though the image dimensions are similar. These images ...
I want to convert .txt files to .pdf. I'm using this: ls | while read ONELINE; do convert -density 400 "$ONELINE" "$(echo "$ONELINE" | sed 's/.txt/.pdf/g')"; done But this produces one "error" -- ...
I'm unable to center a converted *.png file with ImageMagick's gravity option. Gravity seems to have no effect in the following command. On the contrary it erases everything and the output becomes ...
I'm looking to convert a .jpg into a .pdf, so that the .jpg is positioned at a certain location: centered on (say) an A4 page, with a minimum border of 30 pixels all around between image and page ...
I am trying to display the dimensions of an image and then resize them with a program my system says is there called Package ImageMagick-220.127.116.11-7.el6_5.i686 already installed and latest version. But ...
I'm looking for a oneliner command that would slice an image into given proportions. Say input would be filename and slice dimensions. Are there any standard command-line tools for this? I tried ...