Process your media with greater flexibility

­­­Take your media processing to the next level with the XOS Advanced Media Processor. This future-proof solution provides the features you need when you need them. 

Streamline your workflow with our all-in-one appliance built with excellent performance from encoding to processing. Quickly convert your HDR with a powerful, built-in pre-processor. You can count on this software-based appliance to include new feature sets so your services are always up to date.

Software-based and ready for the future

You'll benefit from the latest microservices technology built into the XOS Advanced Media Processor. Use the appliance for either broadcast or streaming applications, and adapts it to multiple deployment environments.

Simplify the implementation of hybrid systems with XOS using a feature-complete RESTful API, shared with other Harmonic cloud and SaaS solutions. You'll be able to configure, control, and monitor from any external system resulting in maximum simplicity and flexibility.

Stream with reduced bandwidth

The XOS Advanced Media Processor uses EyeQ™ technology, which can reduce your streaming delivery costs by up to 50% while improving viewer quality of experience. Harmonic EyeQ content-aware encoding is fully compatible with standard protocols and players.

XOS simplifies streaming architectures with its built-in low-latency push packager that supports DASH and fragmented HLS, to reach standard broadcast latencies in streaming applications (CMAF).

Adapt the appliance to your infrastructure

Use the appliance for either broadcast or streaming applications, and it adapts to multiple deployment environments.

You can also support classic infrastructures, including, SDI, ASI, and satellite RF interfaces. Full-IP architectures, including SMPTE 2110 and SMPTE 2022-6, are also supported.

Media processing with XOS

You'll have Harmonic's most advanced software encoding engine that leverages Artificial Intelligence (AI). You can count on optimal quality with the PURE Compression Engine™ that handles up to UHD formats. XOS is available in multiple models. You can choose from different appliance capacities or the software only. 

Future-proof solution

Containerized cloud architecture constantly adding features

Secure scaling

Make the most of Intel and AMD processors for premium and dense applications

Advanced audio capabilities

Support Dolby AC-4 and Dolby ATMOS encoding, audio watermarking, loudness control and more

Unrivaled quality

Cutting-edge video compression using the latest AI technologies

Software-based appliance

Use as a plug-and-play appliance or deploy as a Linux application on your servers

Loudness control

Harmonize audio levels between your channels and securely comply with regulation laws

XOS technical specifications



Transport streams

Uncompressed and lightly compressed streams (2022-6, 2110)

RTMP, ABR and packaged outputs

FEC and SRT support

TS and source redundancy

Audio/Video/Data processing

Harmonic PURE codec for MPEG-2, H.264 (AVC 4:2:0 & 4:2:2), HEVC (Main & Main10, up to UHD), VBR

Additional codecs for video decoding

MPEG-1 Layer II, AAC (LC, HE v1, HE v2), Dolby Digital (AC-3), Dolby Digital Plus (E-AC-3), Dolby AC-4, Dolby ATMOS encoding

Additional codecs for audio decoding 
Dolby E

Closed captions, Teletext, Chinese closed captions, ARIB, Timecode, AFD, digital cue-tones, DVB TTML, DVB subtitles


PID remapping, filtering

Internal statmux

PSIP signaling (external Triveni/DTVi generator, internal generator, fetch from TitanTV)

OTT packaging

ATSC-3 compliant
OCR for converting bitmap captions
Multi-master playlists

Advanced processing

EyeQ content-aware encoding

Short latency encoding

Logo, slate and graphics insertion

EAS support (crawling text and audio replacement)

Statistical multiplexing including UHD (Internal, DToIP with ProStream X)

Frame rate conversions

HDR signaling and conversions (Dolby Vision, HDR10+, HDR-10, HLG)

Audio & video watermarking (including Nielsen, Kantar)

Synchronized OTT encoding

SCTE-104/SCTE-35/DVB-TA support

ESAM interface to POIS

Stream conditioning for ad insertion

SMPTE 2022-7 support

Control & supervision

NMX Network Management System

Web interface (responsive design)




XOS is ideal for all your media processing needs

Deliver content with ATSC 3.0

Improve your viewer's experience with ATSC 3.0. next generation broadcast TV. You can deploy today with a single device using the most advanced feature set.

Unify broadcast & OTT headends

Ensure high-quality and efficient service delivery across all screens, on any transport network, including IPTV, cable, satellite, DTT, and the internet.

XOS edge processing applications

Protect and deliver your video with a flexible, all-in-one appliance. You can leverage the power of a cloud-native design and get support for any input and output format.



"With only half a year separating the Summer and Winter Games, Harmonic’s ability to optimize XOS to reduce the number of staff needed to operate commercial integration across participating stations while maintaining high video/audio quality and system stability was critical."

Anil Abraham
Sr. Director Architecture & Engineering at NBCUniversal

Frequently asked questions

Can the XOS integrate with non-Harmonic workflows?

The short answer: Yes.
Harmonic works with a number of technology partners for quick and easy integration. Our specialist can help determine if XOS Advanced Media Processor is the right choice for your business. 

What kind of services are available for XOS?

At Harmonic, we offer multiple services for all our products. Our experts can guide to a package that works for your business including, professional services, service level agreements, technical support and training for your team. 

How can I get assistance with my XOS?

You can get assistance from the Harmonic Technical Assistance Center for all your support questions and issues. The fastest and most efficient way is through our OneCare Portal.
Otherwise, you can reach the team by phone, through chat, or by reporting your issue. 

Let's talk XOS

Thank you for your interest in our XOS Advanced Media Processor.
Please fill out the form to get in touch and start the conversation about how XOS could work for you. Someone in our sales team will be in touch shortly.

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