Portable Network Graphics

Ing Portable Network Graphics (PNG) metung yang bitmapped image format a gagamit lossless data compression. Melalang ya iti ba yang samasan ampong alilan ing format a GIF, antimong image-format o ayus-larawan a e mangailangan lisensiang patent. Ing PNG agkas de antimong P-N-G ampong ping. Ing PNG initialism maliari yang ituring a optionally recursive, a e opisial a mangabaldugang “PNG's Not GIF” (Ing PNG e ya GIF).

Portable Network Graphics
PNG
Metung a larawan a PNG a maki 8-bit transparency channel (babo). Makatumpak ya king diseniung checkered king gulut (lalam), a keraklang magagamit kayabe ning graphics software bang lunto ing kayang lino (transparency).
File extension	.png
MIME type	image/png
Type code	PNGf
Uniform Type Identifier	public.png
Developed by	PNG Development Group (donated to W3C)
Type of format	lossless bitmap image format
Extended to	APNG, JNG and MNG

Susuportan no ning PNG deng palette-based a kuleng (palettes a 24-bit RGB), greyscale o larawan a RGB. Megawa ya ing PNG para king pamanalis kareng larawan king Internet at e king propesional a graphics, ania e no susuportan deng aliwang color space (antimo ing CMYK).

Keraklan, gagamitan de reng simpan (file) a PNG ing file-extension a "PNG" o "png" at mibie ya karela ing MIME media type "image/png" (me-apruba ya kanitang Octubri 14 1996).

Lon la murin deti

• Comparison of graphics file formats
• Digital image editing
• Computer Graphics, including:
  • Comparison of layout engines (graphics)
• Related graphics file formats
  • JPEG Network Graphics (JNG)
  • MNG (MNG)
  • GIF
  • XPM for portable icons
  • APNG Animated PNG
• Image file formats
• libpng

Suglung palual

libpng.org

• PNG Home Site
• libpng Home Page
• PNG-supporting browsers – Overview of PNG status in different web browsers. First Windows IE support in 4.0b1; Netscape 4.04 [1].
• The Story of PNG by Greg Roelofs
• PNG: The Definitive Guide (Online Version) by Greg Roelofs

W3C

• PNG Specification (Second Edition), W3C Recommendation 10 November 2003
• Test inline PNG images

Aliwa pa

• An introduction to the PNG image format – Including test images, file editing tips, and reviews of PNG image tools for Windows.
• RFC 2083
• PNG transparency test
• "The Lonely Planet" – PNG-based animation for web browsers
• More information about PNG color correction
• The GD-library to generate dynamic PNG-files with PHP
• A guide to PNG optimization
• PNG Adam7 interlacing

E pamibage (incompatibility) king Internet Explorer

• PNG Files Do Not Show Transparency in Internet Explorer
• The PNG problem in Windows Internet Explorer
• png transparency in IE Archived Disyembri 1, 2005 at the Wayback Machine
• PieNG — PNG support in MSIE/Win Archived Abril 14, 2008 at the Wayback Machine
• PNG-24 Alpha Transparency With Microsoft Internet Explorer or better (MSIE 5.5+) Archived Abril 30, 2008 at the Wayback Machine (PHP fix)
• PNGPong, an open source solution to display transparent PNGs in IE, Firefox, and Safari without the use of filters, PHP, or complicated Javascript and CSS Archived Mayu 4, 2007 at the Wayback Machine