Linux System - Table 12 > Packages - Table 1 & 2 > libpng

\"The libpng package contains a library of functions for creating andmanipulating PNG (Portable Network Graphics) image format files. PNG isa bit-mapped graphics format similar to the GIF format. PNG was createdto replace the GIF format, since GIF uses a patented data compressionalgorithm. Libpng should be installed if you need to manipulate PNGformat image files. The libpng-devel package contains the header filesand static libraries necessary for developing programs using the PNG .\"