RGB TransAct Packager

TelcoTV 2011 Vision Awards Winner

An increasing amount of premium video content is being viewed on desktop and mobile devices and will continue to grow in the coming years. Yet with that content being delivered over the open and unmanaged internet, this movement comes with challenges. Network bandwidth, firewalls and infrastructure support can all create issues for video and audio network traffic. The advent of adaptive streaming technology to reach these new devices helps to alleviate these challenges.


RGB's TransAct Packager segments streams using adaptive streaming technology to deliver video and audio to PCs, mobile devices, and set-top boxes. TransAct Packager ingests H.264 encoded video streams carried in an MPEG-2 transport stream (TS) and produces segmented output in Apple HTTP Live Streaming (HLS) Microsoft Smooth Streaming, Adobe HTTP Dynamic Streaming and RTMP formats. Additionally, Packager can encrypt traffic using AES-128 for HLS and PlayReady for Smooth Streaming, integrating key exchange with leading Digital Rights Management (DRM) servers.

Flexible Deployment Options

The TransAct Packager works seamlessly with RGB's Video Multiprocessing Gateway (VMG™) to provide a complete transcoding and packaging solution. A key advantage of separating transcoding from packaging functionality is the ability to leverage both centralized and distributed deployment architectures. The VMG provides a high-density, carrier-class hardware platform for the delivery of advanced video services, including high definition (HD) and standard definition (SD) video, as well as MPEG-4/H.264 and MPEG-2 video streams. The VMG transcodes multi-bitrate, multi-resolution streams that are suitable for mobile devices such as the Apple iPhone, iPad, and iPod Touch, as well as for consumption on PCs. Those streams are then sent directly to a co-located TransAct Packager or distributed over the network to edge locations for packaging the stream into Apple HLS or Microsoft Smooth Streaming. Packaged streams are delivered directly to origin web servers or to a content delivery network (CDN) for wider distribution to end devices.

Hardware or Software

RGB Networks offers the TransAct Packager as either a software license or as an appliance. The software license-only solution can be downloaded or shipped on a DVD and allows customers to deploy on their choice of server-based hardware platform. Running on an RGB supported appliance – the Application Media Server (AMS) – the TransAct Packager provides a minimum MTBF of 100,000 hours, as the AMS is an extremely durable hardware appliance requiring minimal ongoing maintenance.


Packaging has multiple significant benefits for mobile and PC delivery:
Packaging Features and Benefits

Adaptive streaming segments video into chunks that are reliably delivered using HTTP and can be easily buffered, compensating for packet drops and temporary bandwidth changes that are common on wireless networks.

The video is encoded at multiple bitrates and resolutions creating chunks of different sizes. A mobile client can adaptively select different chunks depending on the currently available delivery bandwidth, giving users the best possible video experience.

Leverages standard HTTP infrastructure (including CDNs), resulting in significant cost savings over legacy streaming technologies.

Eliminates the guesswork for content providers on what bitrates to encode for end devices.

Works seamlessly with firewalls by leveraging HTTP as the transport protocol.

Live and VOD workflows are almost identical. When a provider creates a live stream, the chunks can be kept for later VOD delivery.

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