Technical Description Preliminary

The MPEG-2 A/V Express Card is part of a family of powerful-single-board solutions designed to compress audio and video for broadband network, home network and security applications in a PC or embedded environment. Its main application is video over IP, enabling the delivery of value-added services such as streaming video with multicasting technology and video on demand. The card, which is powered by the PCI connector, comes with device drivers and sample application code for easy installation, setup and operation. The A/V Express Card creates an efficient environment for rapid prototyping and reduced time-to-market.

Feature List

Video Parameters

Frame Rate
-25fps - PAL
-29.97fps - NTSC

Encoding Method
-IPB Frame
-IP Frame
-IPBB Frame
-Constant Bit Rate Encoding (CBR)

Audio Parameters
-No Audio
-MPEG-1 Layer 1 & Layer 2

Output Streams
Video Bit-Rate - 2Mbps - 15Mbps @ D1 Resolutions
Audio Bit-Rate - 32 - 384Kbps

File Format
-Program Stream
-Transport Stream
-Separate Audio & Video Streams

Resolution
-Horizontal - 720, 704, 540, 536, 480, 360, 352
-Vertical NTSC - 480 & 240
-Vertical PAL - 576 & 288

Video Output Format
-4:2:0 (Broadcast Quality)
-MPEG-2 MP@ML (SDTV)

System & Connector Requirements

Inputs
-S-Video - DVI breakout
-Composite - DVI breakout
-Balanced Audio - DVI breakout
-Unbalanced Audio - DVI breakout

Outputs
-PCI
-DVB-ASI
-IEEE 1394

Parameter Controls
-Windows NT/2000 Drivers
-Solaris 8 Drivers
-DIP Switches

Host Processor Requirements
-None

For a Product Brief containing additional information on the Vweb MPEG-2 A/V Express Card, click here.