Sony PEG-NZ90 Picsel BITMAP IMAGE File Format Support - Page 7

Picsel Image File Format Support Page 7 PNG The Portable Network Graphic (PNG) format, does not use any patented or proprietary methods, and is intended as a replacement for GIF. Its compression is good for cartoons and diagrams; less so for photographs. PNG supports progressive rendering using two dimensional interlacing, alpha-channel transparency, as well as gamma correction and indexed colour. It supports up to 48 bits of full colour or 16 bits of grey-scale, per pixel. The related MNG format supports animation. Feature PNG file format 2-dimensional progressive interlacing Full colour images Indexed colour images Grey scale images Alpha-channel graduated transparency LZ77 compressed image data Huffman encoded image data Support Yes Yes Yes Yes Yes Yes Yes Yes Notes Future Support In addition to the above features, the following will be added in future releases of Picsel software. The ordering in this list does not indicate any priority. MNG multi-frame animation Gamma colour correction