There always arise a need for converting content from one file format to another one. Web applications dealing with pdfs sometimes need to create a image or thumbnail of the uploaded pdf. Over here we are going to use imagemagick to convert pdf to image. Some may need to convert some file into PDF format and some may need to convert some file to an image format. First of all in php you can not directly convert pdf file to jpg. You can't just do this with PHP alone. You'll need a third party library to and that is Imagemagic and Ghostscript.
What is Imagemagic? ImageMagick is a software to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats including PNG, JPEG, GIF, TIFF, DPX, EXR, WebP, Postscript, PDF, and SVG. Use ImageMagick to resize, flip, mirror, rotate, distort, shear and transform images, adjust image colors, apply various special effects, or draw text, lines, polygons, ellipses and Bézier curves. ImageMagick includes a number of ready-made interfaces. This makes it possible to modify or create images automatically and dynamically utilizing your preferable development platform. IMagick (PHP) is a native PHP extension to create and modify images using the ImageMagick API.The functionality of ImageMagick is typically utilized from the command-line or you can use the features from programs written in your favorite language.
Using ImageMagick with PHP is extremely simple.first of all you need to do is install Imagemagic.Here is the steps How to install Imagemagic.This gives you access to the library right in your code. ImageMagick is an amazing software and can handle pretty much anything you could think of doing to an image, and it’s fully command line based so you can use it from within your scripts. This works on all the major OS’s – Windows, linux and Mac.you will just have to download and install the correct packages for the machine you want to run it on.
Ghostscript is an interpreter for the PostScript language and for PDF. Ghostscript is a delicate library which Imagemagic can use.Here is the steps how to install Ghostscript.
If you are using shared hosting and there is most of the time imagick extension not compiled with PHP only binaries available so here is to code to convert PDF to JPEG with imagick binaries.
You have to change binaries location ($location = “/usr/local/bin/convert”;) to your server location which you can get from your hosting admin.
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