The GIF format uses the LZW compression algorithm, which was patented by Unisys, and publishers of applications that read and write GIF87a and GIF89a images were required to obtain a license and pay ...
A lossless compression algorithm based on the LZW with compression ratios of 50 ? 60%, using 2K of RAM and 80% or more with 8K or 16K.
Friday 20 June has been dubbed Gif Liberation Day as net users the world over celebrate the end of a costly patent agreement. The patent for the Lempel-Ziv-Welch, or LZW, compression algorithm is set ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback