1/13/2024 0 Comments Php image resizeOpen up webroot/check_system.php if you are uncertain that your system has the right extensions loaded. This is useful for developers and those who seek a deeper understanding on how it works behind the scene. &width=100&height=100&crop-to-fit #What does “processing the image” involves?Īdd &verbose to the link to get a verbose output of what is happens during image processing. Start withĪnd try to resize it to a thumbnail by adding the options Try it yourself by opening up an image in your browser. ![]() It will show some example images and you can review how they are created. ![]() Try it out by pointing your browser to the test file webroot/test/test.php. #Get going quickly #Check out the test page Img.php?src=issue36/me-270.jpg&w=100&h=100&cf&aro &rb=-25&a=8,30,30,38&f=grayscale&convolve=sharpen-altįor myself, I use img.php to put up all images on my website, it gives me the power of affecting the resulting images - without opening up a photo-editing application. Just for the show I’ll rotate the image 25 degrees - do not ask me why. To show it off, I’ll auto-rotate the image based on its EXIF-information, I will crop it to a thumbnail of 100x100 pixels and add a filter to make it greyscale finishing up with a sharpen effect. So, you need to rotate it and crop off some parts to make it intresting. The original image is looking like this one, scaled down to a width of 250 pixels. The image was taken with the iPhone and thus rotated. Img.php?src=kodim04.png&width=80&height=80&crop-to-fit #Slightly complexer use case To produce such a thumbnail, create a link like this: You simply take the image and add constraints on width, height and you use the resize strategy crop-to-fit to crops out the parts of the image that does not fit. Lets say you have a larger image and you want to make a smaller thumbnail of it with a size of 80x80 pixels. Lets take some use cases to let you know when and how img.php might be useful. You can install the package mos/cimage from Packagist using composer. Ensure that the paths to the image directory and the cache directory matches your environment, or create your own config-file for the script. Open up the file in your editor and edit the array $config. Strict mode logs few errors to file, giving server error 500 for bad usage, option &verbose disabled.ĭowload the version of your choice like this. Production mode logs all errors to file, giving server error 500 for bad usage, option &verbose disabled. Scriptnameĭevelopment mode with verbose error reporting and option &verbose enabled. There are some all-included bundles of img.php that can be downloaded and used without dependency to the rest of the sourcecode. Make the cache-directory writable by the webserver. Latest stable version is v0.7.1 released. You either install the whole project which uses the autoloader to include the various files, or you install the all-included bundle that – for convenience – contains all code in one script. Coming version will require newer version of PHP. Version v0.7.x will be the last version to support PHP 5.3. ![]() You optionally need the EXIF extension to support auto-rotation of JPEG-images. #RequirementsĬImage and img.php supports GIF (with transparency), JPEG and PNG (8bit transparent, 24bit semi transparent) images. This software is free and open source, licensed according MIT. Using it might decrease the time and effort for managing images and it might improve your workflow for creating content for websites. Server-side image processing is a most useful tool for any web developer, img.php has an easy to use interface and its powerful when you integrate it with your website. The script img.php uses CImage to enable server-side image processing utilizing caching and optimization of the processed images. ![]()
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