WideImage is a PHP5 image manipulation library with a fluent interface that supports chaining operations and abstracts the normal GD2 operations from the interface into a more coherent and extendable framework.
Asido is a PHP (PHP4/PHP5) image processing solution, with pluggabledrivers(adapters) for virtually any environment. A lot of PHP developers (both on the PHP4 and PHP5 side) need image transformation operations for various tasks, the most mundane of which are the proportional resizing and
... [More] watermarking. Asido offers such solution: uniform API for image transformations that works with various environments (GD, ImageMagick, MagickWand, etc). Asido is open-source and its LGPL license allows you to place the class in your proprietary PHP projects. Asido offers the following functionality: resize images, watermark images, rotate imates, copy images, crop images, grayscale images, convert images, etc. [Less]
NGI is a generic image processing and image analysis library.
Let us dissect the important terms of this definition.
Image processing is the global name for programming techniques that deal with images on input and recreate other images on output.
Image analysis goes a step further in that
... [More] it tries to extract meaning from an image. Usually the output of an image analysis algorithm is not another image, but some different data, such as the number of objects in an image.
Library is the term for a piece of code that's available in the form of a toolbox. Software pieces to be assembled by a programmer to fulfill a task. The NGI library is a C++ library available in source code.
Generic is the opposite of specific.
Read more at http://code.google.com/p/ngi/ [Less]