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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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Is there an alternative solution? It always works fine for umagick first 10 images, but starting at index X and thereafter it always gets an exception. 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: No, I’ve tried this.

Reads image from filename

ImagickException Unable to read the file: This code will leave notifications. To clarify, the entire script consists of only two lines. Include the ImageMagick version, OS, and any command-line required to reproduce the problem.

Select all convert bound. As described in my answer: Uday Hiwarale 1, 16 The fix for me was finding the tmp directory and setting the correct permissions for it. The Imagemagick developers have imabick to do with Imagick.

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So I figured out I needed to encode the url properly. By using our site, readimqge acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

How can we fix it? The resultant filesizes should be enough to convince you that all bad files are merely rfadimage jpgs Does it work with a simple convert command line? I’m not sure if this code is optimal, but it works.

ImageMagick

With an imagemagick object whose data was created from this function, I could scale, change the colors, and perform artistic effects upon the object, without any problems at all, but then there was a problem with saving: By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Email Required, but never shown. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. Sign up or log in Sign up using Google. The functions setImageFormat and setFormat, programmed line after line, provided no effect to changing the format to png, bmp, or gif.

Imagick::readImage

Based by looking at the pages, you would think that they behave the exact same, except in their arguments: Got a patch for a bug? But, there is a problem with the ReadImage function! They all fail on the readImage[X] command.

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ReadImage takes a string containing the folder location of the file, and ReadImageFile takes a handle pointing to the file location. I just encountered a similar issue.

Read page 1 from test. Post as a guest Name. This doesn’t work with the url: Do you have access to PHP execso that you could run the command line and see if that fails?

I tried the same test on another hosting account with PHP 7. I solved it by encoding it correctly, but the answer marked as correct is a much better solution. Some sample code to demonstrate using PHP Readinage 5. Imagick – Can’t read image files from URL.

Questions Why is this a problem? The code above works for the first X pages, then fails with an exception. The error seems to be consistent through this whole domain, but sometimes it’s different from image to image on the same domain.

Each page is essentially a big image. Sign up using Facebook. Edit Report a Bug.