189 captures
13 Oct 1999 - 01 May 2026
Jul
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31
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About this capture
COLLECTED BY
Collection:
Wikipedia Eventstream
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20240831171350/https://schaik.com/png/adam7.html
PNG Adam7 interlacing
PNG
GIF
interlacing
interlacing
the 2D Adam7 algorithm used by PNG versus the interleaving method of GIF89a
Willem van Schaik, Holland, July 1999
http://www.schaik.com/wwwillem.html
![[PNG]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/png/png_icon.gif){kind=icon}
![[back to PNG]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/images/back_button.gif){kind=small}
![[Anti-aliasing and Amaya]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/png/antialias_button.gif){kind=small}
![[Alpha-channel demo]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/png/alphamix_button.gif){kind=small}
![[PngSuite]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/pngsuite/pngsuite_button.gif){kind=small}
![[PingPong]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/pingpong/pingpong_button.gif){kind=small}
Willem van Schaik, Holland, July 1999
http://www.schaik.com/wwwillem.html
![[interlace animation]](https://cdn.statically.io/img/web.archive.org/web/20240831171350im_/https://schaik.com/png/adam7gif.gif)