Media 100 Ships CineStream; Authoring Solution for Web Developers
and Professional Content Creators, Available Immediately

Media 100 CineStream Integrates "EventStream" Technology to Enable
Interactive Streaming Media Authoring and Delivery

MARLBORO, Mass.--March 1, 2001--Media 100 Inc. (NASDAQ: MDEA), the leading
provider of software, systems and services for streaming media on the
Internet, today announced that CineStream, the industry's first
software-based interactive streaming media authoring solution for web
developers and professional content creators, is available immediately.
Media 100 CineStream enables a broader range of customers to create and
deliver superior quality, highly-interactive streaming media programs for
delivery over the Internet. CineStream provides a unique, software-based
approach to creating video programs specifically designed for the
interactive nature of the Internet and is ideally suited for customers
entering the burgeoning streaming media marketplace.

"Media 100 is continually developing software innovations to solve key
issues for our customers in the burgeoning digital media design and
delivery space," said Stephen Manousos, vice president of sales and
marketing for the Media 100 Software Division. "Our customers not only need
innovative approaches to creating and delivering digital media, they also
need options. CineStream is the most powerful software-based interactive
streaming media authoring solution on the market today."

Media 100 CineStream: One-Stop Interactive Streaming Media Authoring

Available for both Windows and Macintosh platforms, Media 100 CineStream
leverages several key streaming media technologies developed by Media 100
that enable users to capture video content directly from digital video (DV)
sources, edit video content with speed and precision, author compelling
interactive elements directly into the editing timeline and encode the
final product in all major streaming media formats, including Windows
Media, RealSystems, QuickTime and MPEG-1.

EventStream Support

A significant feature of Media 100 CineStream is its timeline integration
of EventStream authoring tools that enable the creation of interactive
streaming content. EventStream enables web designers to embed interactive
instructions directly into streaming media programs to trigger highly
visual, content-rich capabilities, including graphics, Flash animations,
Java applications - all synchronized with the streaming video on the web
site. EventStream supports direct output of QuickTime interactive streaming
media files and direct export to Cleaner 5 for production of interactive
streaming media in RealSystems and Windows Media formats - all directly
from the timeline.

Special Effects and Animation Features

Media 100 CineStream also includes a number of key features that enable the
creation of the highest quality streaming content in the industry,
including:

--"Pan and Scan" capability for eliminating unwanted portions of
video images
--Pan, zoom and rotate with true perspective
--Picture-in-picture with crop
--Multiple composition support
--On-the-fly, editable submaster creation enables simultaneous
creation of multiple versions of the same video program
--Chroma and Luma keyers
--Unlimited titles with backgrounds and shadows, independent
control of gradient colors and transparency, rotation and
fill-with-video effects
--Create, save and re-use effects and transitions
--Unlimited keyframes of any parameter
--Unlimited video and effects layers
--2D, 3D and keying effects for video layering
--200+ SMPTE standard and user-customized transitions

System Requirements

Media 100 CineStream is available for both Windows and Macintosh
platforms with the following system requirements:

Windows System Requirements

--200 MHz Pentium-class PC with an available PCI slot
--128 MB of RAM
--16-bit graphics capability
--CD-ROM or DVD drive
--Microsoft Windows 98/2000/ME
--Hard drive capable of sustaining 5MB/sec transfer rate

Macintosh OS System Requirements

--Macintosh with 604 processor or later and an available PCI slot
--128 MB of RAM
--16-bit graphics capability
--CD-ROM or DVD drive
--Mac OS 8.6 or later
--Hard drive capable of sustaining 5MB/sec transfer rate

Pricing and Availability

Media 100 CineStream will be available in February and will be priced at
$499. Media 100 CineStream will also be available online from the Media 100
Online Store (www.media100.com) and will be priced at $479. Media 100
CineStream will be available to registered users of EditDV or MotoDV for
$149.

About Media 100

Media 100 is the leading supplier of software, systems and services for
streaming media on the Internet. Media 100 develops software and systems
that simplify the creation and delivery of video on the Internet, DVD and
CD-ROM. Media 100 also provides the most comprehensive suite of streaming
media services to its customers by offering encoding (audio and video
compression) and hosting (delivery) services for Internet broadcasters, web
designers and digital media content creators. For more information, visit
www.media100.com.