• Cannot Print PDF Solution and Howto Resize


    If you can print other PDFs but not a particular one it is very likely that the PDF size is A4 (the longer, skinnier Asian paper size) instead of the North American letter size ( 8.5" x 11"). This breaks printing in most cases. Or it may print if you find a program that ignores the size issue. Here is an example of an A4 being rejected by a printer in Ubuntu Linux via CUPS Cannot print PDF CUPS Samsung C460: Processin........
  • ImageMagick Convert PDF Not Authorized


    You'll have to edit the policy.xml file to fix this: convert -density 300 output.pdf agreement.jpg convert.im6: not authorized `output.pdf' @ error/constitute.c/ReadImage/454. convert.im6: no images defined `agreement.jpg' @ error/convert.c/ConvertImageCommand/3044. sudo vi /etc/ImageMagick*/policy.xml Change policy domain="coder" rights="no........
  • ImageMagick How To Convert Specific PDF Pages or a Range


    A very handy feature of ImageMagick's convert command is that it can convert PDF's to other image formats like jpg but did you know you can even manually select a range or specific pages from the PDF? Here is an example of converting a range of pages from a PDF in this case pages 25 to 36: convert -density 300 "vSphere 6.5-1.pdf[25-36]" vsphere.jpg Here is an example of converti........
  • convert imagemagick pdf to jpg is too small when converting solution


    It is a common issue and here is the solution (increase the density/dpi): convert -density 120 some.pdf output.jpg You will need to play with the density setting to get the perfect file size and resolution. If you want a smaller file you can always use the "-quality" switch and eg. -quality 25 would be 25%/100 quality........
  • convert PDF to JPG howto in Linux


    Use imagemagick: convert -density 200 file.pdf file.jpg Increase the "density" value to get a higher resolution/larger file an decrease it to go smaller. This is really the quickest and simplest way. Some issues you may have: http://realtechtalk.com/ImageMagick_Convert_PDF_Not_Authorized-2217-article........
  • Convert PDF to JPG/JPEG without low resolution/small picture size


    convert -density 400 somepdf.pdf -scale 2000x1000 output.jpg The key is the "-density 400" switch and also -scale 2000x1000 To give credit I found the solution here: http://www.imagemagick.org/discourse-server/viewtopic.php?f=1&t=10928 That was the perfect solution when I was frustrated with how small the resulting JPG's resulted. I'm sure this will help a lot of people when it comes time to converting a PDF to JPG which I'm amazed Imag........
  • Latest Articles

  • Recommended SFP+ to RJ45 Adapter Module for Switch Juniper Cisco Ubiquiti TP-Link etc...
  • Bad Power Supply Issue Story Diagnosing Troubleshooting
  • Getting started with AI (Artificial Intelligence) in Linux / Ubuntu using by deploying LLM (Language Learing Models) using Ollama LLMA
  • microk8s kubernetes how to install OpenEBS
  • Flash LSI MegaRAID 2208 to IT mode in Linux Mint/Debian/Ubuntu
  • LSI MegaRAID in Linux Ubuntu / Centos Tutorial Setup Guide megacli
  • Convert-im6.q16: attempt to perform an operation not allowed by the security policy `PDF' @ error/constitute.c/IsCoderAuthorized/413. convert-im6.q16: no images defined `pts-time.jpg' @ error/convert.c/ConvertImageCommand/3258. solution ImageMagick P
  • Apache PHP sending expires header solution cannot use cache with CDN
  • How to install virt-manager in Mint 22/Ubuntu 22
  • Infiniband Guide
  • python mysql install error: /bin/sh: 1: mysql_config: not found /bin/sh: 1: mariadb_config: not found /bin/sh: 1: mysql_config: not found mysql_config --version
  • FreePBX 17 How To Add a Trunk
  • Docker Container Onboot Policy - How to make sure a container is always running
  • FreePBX 17 How To Add Phones / Extensions and Register
  • Warning: The driver descriptor says the physical block size is 2048 bytes, but Linux says it is 512 bytes. solution
  • Cisco How To Use a Third Party SIP Phone (eg. Avaya, 3CX)
  • Cisco Unified Communication Manager (CUCM) - How To Add Phones
  • pptp / pptpd not working in DD-WRT iptables / router
  • systemd-journald high memory usage solution
  • How to Install FreePBX 17 in Linux Debian Ubuntu Mint Guide