My goal is to extract about 30 JPG or PNG images from a PDF using PHP. I’m using ImageMagick from PHP in a shared hosting. Imagick::readImage. (PECL imagick ). Imagick::readImage — Reads image from filename. Description. bool Imagick::readImage (string $filename). Example case: extract page 1 of a pdf file and save it as jpg image. $i = new Imagick(); $i->setResolution();.
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How to Convert a PDF to JPEG using PHP
Sign up using Facebook. ImagickException Unable to read the file: I just encountered a similar issue. Bear in mind this is running in PHP from a shared hosting account so I do not readimags a Command line environment to run readmiage convert command. I solved it by encoding it correctly, but the answer marked as correct is a much better solution. The fix for me was finding the tmp directory and setting the correct permissions for it.
Include the ImageMagick version, OS, and any command-line required to reproduce reaidmage problem. Post as a guest Name. I’m trying to extract pages 0 to Some sample code to demonstrate using PHP Version 5. I’m not sure if this code is optimal, but it works. Select all convert bound. Rwadimage tried the same test on another hosting account with PHP 7. I’m using this snippet for reading images on different websites: Read page 1 from test.
It is not running a loop and finally getting the exception on the 16th page. Try to use urlencode function for encode special chars of url: The Imagemagick developers have nothing to do with Imagick.
The first page is  and you are requesting page  which would be the 16 page. Initially, the first looks far more tempting, since you don’t have to worry about fopen and fclose commands. Does it work with a simple convert command line?
I guess what I should do in that case is to break up every part of the url and encode all different parts in some way. Edit Report a Bug. Imagick – Can’t read image files from URL. The resultant filesizes should be enough to convince you that all bad files are merely duplicate jpgs I have tried several source PDFs having from 20 to 30 images each. But, there is a problem with the ReadImage function! The functions setImageFormat and setFormat, programmed line after line, provided no effect to changing the format to png, bmp, or rfadimage.
The code above works for the first X pages, then fails with an exception. This code will leave notifications. Based by looking at the pages, you would think that they behave the exact same, except in their arguments: Sign up using Email and Password.
PHP tutorial: age
Uday Hiwarale 1, 16 It seems that when you are reading a page that is far enough into the PDF file, it gets the exception. So I figured out I needed to encode the imagikc properly.
The Blue Dog 2, 3 14 The error seems to be consistent through this whole domain, but sometimes it’s different from image to image on the same domain. If it still fails try reading 5 pages at a time which will hopefully isolate the problem. As described in my answer: