ViewCast to Stage Wireless Streaming Demonstration at NAB 2004 with Intel's Mobile Phone Chipset

Niagara PowerStream streaming encoder delivering streaming video to mobile/handheld devices

DALLAS — April 13, 2004 — ViewCast Corporation (VCST.OB), a leading global provider of high-quality video communications for businesses and media enterprises, today announced that at NAB 2004 the company's Niagara PowerStream streaming encoder will be demonstrated delivering streaming video to mobile/handheld devices that utilize the Intel� PXA27x processor family, based on Intel XScale� technology, along with the new Intel� 2700G multimedia accelerator. This demonstration will take place at ViewCast's booth #SL3621 on April 19-22, at NAB 2004 in the Las Vegas Convention Center.

"Wireless and mobile video is the next major breakthrough in video communications technology for delivering entertainment, sports, advertising, news and education content, said George Platt, president and CEO, ViewCast Corporation, "Streaming to handheld devices, wireless networks and cellular phones is a significant untapped market for broadcasters and content owners. This presentation will validate the technology and demonstrate its broad applications in this emerging market."

Mobile device technologies are developing at such a rapid pace they are increasingly viable options for content delivery and can now be used for receiving and viewing digital files and video streams.

"We are pleased to have ViewCast join our Early Access Program," said Mel Laird, general manager, Software Enabling Division, Intel Corporation. "ViewCast is a welcomed addition to the group of software companies that we are enabling to develop applications."

The technology demonstration will consist of the Niagara PowerStream in the booth encoding live material to MPEG-4 video in Windows Media format and delivering the material via an 802.11b wireless network to various handheld devices. The mobile devices will access the live material, as well as on-demand material, through a Web-based interface with Windows Media Player.

In addition to MPEG-4, the Niagara streaming systems support encoding of Windows Media 9 and RealVideo� 10.

To learn more about the streaming capabilities of Niagara systems and other video communication solutions from ViewCast, visit www.viewcast.com.

About ViewCast Corporation

ViewCast develops a variety of software, hardware and services for network audio and video communications, including Osprey® Video capture cards, Niagara® streaming encoders/servers and Viewpoint VBX switches and gateway, and provides professional IT services through its wholly owned subsidiary Delta Computec Inc.

Visit the company's Web site (http://www.viewcast.com) for more information.

Safe Harbor Statement
Certain statements, including those made by George Platt and those regarding business outlook, contain "forward-looking" information within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, which reflect the Company's current judgment on certain issues. Because such statements apply to future events, they are subject to risks and uncertainties that could cause the actual results to differ materially. Important factors which could cause the actual results to differ materially include, without limitation, the following: the ability of the Company to service its debt; continued significant losses by the Company; the ability of the Company to develop and market new products as technology evolves; the ability of the Company to meet its capital requirements; increased competition in the video communications market; the ability of the Company to maintain current and develop future relationships with third party resellers, manufacturers and suppliers; the ability of the Company to meet governmental regulations; and the ability of the Company to obtain and enforce its patents and avoid infringing upon third parties' patents. The company will not update the guidance or targets given in these statements during the quarter or comment on its progress in the quarter to analysts or investors until after it has closed its books on the quarter. For a detailed discussion of these and other cautionary statements and factors that could cause actual results to differ from the Company's forward-looking statements, please refer to the Company's Prospectus filed on July 14, 2000 and its reports on Form 10-K and 10-Q on file with the Securities and Exchange Commission.

ViewCast and Niagara are registered trademarks of ViewCast Corporation
Niagara SCX and SimulStream are trademarks of ViewCast Corporation
Osprey is a registered trademark of Osprey Technologies, Inc.
All other trademarks are property of their respective holders.