Projects tagged ‘graphics’ 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]

SDL_image is an image file loading library. It loads images as SDL surfaces, and supports the following formats: BMP, GIF, JPEG, LBM, PCX, PNG, PNM, TGA, TIFF, XCF, XPM, XV.

Imager is a toolkit for manipulating images from perl.

GEGL (Generic Graphics Library) is a graph based image processing framework. GEGLs original design was made to scratch GIMPs itches for a new compositing and processing core. This core is being ... [More] designed to have minimal dependencies. and a simple well defined API. [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.

OpenImageIO is a library for reading and writing images, and a bunch of related classes, utilities, and applications.

Libpipi is a graphics and imaging library.

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