MPTK is a set of Audio, Video, and Graphics processing libraries that are available from Streaming Networks under license from NXP. These libraries enable PNX1500 and PNX1700 media processors realize “multimedia” functions. The libraries include MPEG1/2 video decoder, MPEG4 and H.264 video decoders, AAC, MP3 and Dolby AC3 audio decoders. Further details of the contents of MPTK are given in the features section.