Portable Network Graphics
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 |
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.[1] Ing PNG initialism maliari yang ituring a optionally recursive, a e opisial a mangabaldugang “PNG's Not GIF” (Ing PNG e ya GIF).[2]
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).
Pikuanan[mag-edit | alilan ya ing pikuwanan]
Lon la murin deti[mag-edit | alilan ya ing pikuwanan]
- Comparison of graphics file formats
- Digital image editing
- Computer Graphics, including:
- Related graphics file formats
- JPEG Network Graphics (JNG)
- MNG (MNG)
- GIF
- XPM for portable icons
- APNG Animated PNG
- Image file formats
- libpng
Suglung palual[mag-edit | alilan ya ing pikuwanan]
libpng.org[mag-edit | alilan ya ing pikuwanan]
- 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[mag-edit | alilan ya ing pikuwanan]
Aliwa pa[mag-edit | alilan ya ing pikuwanan]
- 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[mag-edit | alilan ya ing pikuwanan]
- PNG Files Do Not Show Transparency in Internet Explorer
- The PNG problem in Windows Internet Explorer
- png transparency in IE
- PieNG — PNG support in MSIE/Win
- PNG-24 Alpha Transparency With Microsoft Internet Explorer or better (MSIE 5.5+) (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