Ну вот и аппаратная акселерация.
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The EM8470 series, based on the company’s award-winning REALmagic® Video Streaming Technology, provides highly-integrated solutions for high-quality decoding of MPEG-1, MPEG-2 and MPEG-4. Positioned as a cost-effective solution for streaming video clients, advanced digital set-top boxes, and next-generation interactive DVD players, the EM8470 series enables manufacturers to easily incorporate streaming video, DVD playback, video-on-demand and video over IP into their products.


Key Features
Media formats: DVD-Video, SVCD, VCD, CD-DA, CD-ROM
Streaming formats: ISMA Profile 0
Video decoding: MPEG-1, MPEG-2 MP@ML, MPEG-4 advanced simple profile (without 1/4 pixel and global motion compensation)
Audio decoding: Dolby© Digital (down-mixed to 2 channels), MPEG-1 Layers 1 and 2, MPEG-4 CELP and low complexity AAC, linear PCM (Dolby Digital 5.1 and DTS® passthrough onto S/PDIF)
Interlaced or progressive analog and digital video outputs
Video scaling up to 1920x1080
OSD with flicker filtering and scaling
Flexible PCI host interface
Flexible Local Bus interface
Pin compatible with EM8400 (EM8470 and EM8471 only)
Windows® and Linux OS
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http://www.sigmadesigns.com/products/em8470series.htm