PHP → Tips and Tutorials → Image Manipulation

Gd / FreeType text label generator

Provided script could be used as &"text rasterization service&" to generate arbitrarily text-images for a web site. MD5-based authorization is used to avoid image generation by unauthorized users.

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • Other Free / Open Source License

Uploading Image Files with PHP

This comprehensive tutorial guides you through step-by-step in the process of uploading, verifying and storing images with PHP. A database is required for storing information about the images. All code is provided.

• Platforms
  • Linux,
  • Windows
• Licenses
  • PHP License

Cropping an image

Taking the smaller size between the width and height of an image, we crop that image to obtain a square which we save into a file. Online demo available.

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • Other Free / Open Source License

Poll Result Bar Through PHP GD Function

It is useful for displaying Single Result bar for Testimonial, Review, or topic rating. In this article, You will learn how to create Images, Resize, Copy and Merge into One Image, using PHP GD Functions, also you will find a trick to create seo frie...

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • PHP License

Watermark on uploaded image

This tutorial shows how you can automate the process of adding watermarks on images from your site right when they are uploaded.

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • GPL

Creating a simple photo gallery

In this tutorial I will show you how to create a simple photo gallery. The script creates thumbnail images if needed and displays all images in the given directory.

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • Freeware

PHP multiple photo thumbnail generator

Built-in PHP library gd does not have ready-to-use function for photo(jpeg) thumbnail generation. Although there are many such examples on the net, they are usually not suitable for effective generating series of thumbnails (for ex. 240x240, 140x140,...

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • Other Free / Open Source License

Creating thumbnail - Resize an image with PHP

In this tutorial I will show you how to resize an image with PHP. You can use this function in your own image gallery implementation or in any other cases when you need to create a thumbnail from your image. Using a this image resize script gives you...

• Platforms
  • Linux,
  • Windows,
  • FreeBSD,
  • Mac OSX,
  • Sun Solaris
• Licenses
  • Freeware

Create images with PHP: tutorial for beginners

This tutorial will show how to create images, draw lines, rectangles, ellipses and arcs, how to add text to images, and how to manipulate them (rotate, resize of modified). Eleven scripts are used in this tutorial, and the code is explained line by line.

• Platforms
  • Linux
• Licenses
  • PHP License

Simple Image Resize in GD

Were going to be creating it in a function, so that we can re-use this wherever we need to. This particular function saves the thumbnail file to a directory on the server, you could actually skip saving the file and just print out the image itself if...

• Platforms
  • Linux
• Licenses
  • Freeware

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