Projects tagged ‘image’ and ‘png’

libpng is the official PNG reference library. It supports almost all PNG features, is extensible, and has been extensively tested for over 14 years. libpng is available as ANSI C source code and ... [More] requires zlib 1.0.4 or later (1.2.3 or 1.1.4 recommended due to potential security vulnerabilities in earlier versions). In addition to the main library sources, libpng includes the rpng, rpng2 and wpng demo programs, the pngminus demo program, a subset of Willem van Schaik's PngSuite test images, and Willem's VisualPng demo program. [Less]

GD is an open source code library for the dynamic creation of images by programmers. GD creates PNG, JPEG or GIF, among other formats. GD is commonly used to generate charts, graphics, thumbnails, and ... [More] most anything else, on the fly. While not restricted to use on the web, the most common applications of GD involve web site development. [Less]

Imager is a toolkit for manipulating images from perl.

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 ... [More] operations for various tasks, the most mundane of which are the proportional resizing and 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]

Image Enhancement: Supports smoothing, sharpening, edge detection, median filtering and thresholding on both 8-bit grayscale and RGB color images. Interactively adjust brightness and contrast of ... [More] 8, 16 and 32-bit images. Geometric Operations: Crop, scale, resize and rotate. Flip vertically or horizontally. Analysis: Measure area, mean, standard deviation, min and max of selection or entire image. Measure lengths and angles. Use real world measurement units such as millimeters. Calibrate using density standards. Generate histograms and profile plots. Editing: Cut, copy or paste images or selections. Paste using AND, OR, XOR or "Blend" modes. Add text, arrows, rectangles, ellipses or polygons to images. Color Processing: Split a 32-bit color image into RGB or HSV compo [Less]

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.

Netpbm is a toolkit for manipulation of graphic images, including conversion of images between a variety of different formats. There are over 300 separate tools in the package including converters for about 100 graphics formats.

Instant Picture Creator is a wrapper to produce images on demand for Web sites. It has filter management, and it's possible to add new filters. It can cache filtered images, works independently (no ... [More] backend is needed), and is easy to integrate with existing Web sites. It includes two basic filters for resizing images and manipulating colour palettes. Currently it supports PNG, GIF, and JPEG. [Less]

Eyes Of Lynx is a web-based application written in PHP/Javascript that allows you to share, examine and manage your photo albums. It's designed to be fast, intuitive and very powerful. Its key ... [More] features include an original and innovative interface, zoom and rotation tools, auto rotate of photos when an orientation is provided in EXIF data (informations stored by digital cameras), cache of images in a smaller/intermediate size to increase display and loading speeds, a thumbnail's image navigation, ... [Less]

Public domain implementation of baseline JPG and most of PNG readers.