No More Flying Blind In The Cloud December 22^nd 2020 - 09:00 AM

Migrating live and file-based video services to the cloud holds the promise of huge flexibility in deployment architectures, geographical backhaul possibilities, virtually limitless peak provisioning, pay per use pricing, access to machine learning and other advanced intellectual property on-demand, and much more. This migration is still in its infancy and…

Is Gamma Still Needed?: Part 7 - HLG And PQ December 21^st 2020 - 09:00 AM

The legacy gamma adopted in 709 and 240M has recently been supplanted by two more approaches to applying non-linearity to luminance, namely the Hybrid Log Gamma (HLG) system developed by the BBC and NHK and the Perceptive Quantizer (PQ) developed by Dolby.

Computer Security: Part 2 - Understanding Why Computers Work The Way They Do December 16^th 2020 - 09:00 AM

To see how to make computers secure, we have to go way back to see how they work.

Digital Audio: Part 6 - Noise Shaping December 15^th 2020 - 09:00 AM

Noise shaping performs an important role in digital audio because it allows hardware to be made at lower cost without sacrificing performance, and in some cases allowing a performance improvement.

Creative Analysis: Part 13 - Cinematographer Stuart Brereton On Baking Christmas December 14^th 2020 - 09:00 AM

In the mid 1990s, the north of England was a hotbed of film production, with well-known features such as Brassed Off and The Full Monty all produced within a few years and a few miles of each other. The Northern Media School, then part of Sheffield Hallam University, was literally…

A Centralized Streaming Gateway For Live SDI Production And IP Distribution December 7^th 2020 - 09:00 AM

In a time of social distancing, video professionals have turned to technology that allows them to work remotely yet collaboratively over a secure Internet connection. This remote production strategy has helped production and postproduction companies as well as video streaming, enabling service providers to set up and automatically distribute files…

Adaptive Monitoring Keeps An Eye Out For Quality While Saving Cost December 2^nd 2020 - 09:00 AM

As the number of channels for OTT delivery continues to grow, monitoring these channels in a highly automated way has become paramount to ensuring a good Quality of Experience for the viewer. To deliver QoE that’s as good as linear TV broadcasts, the entire system—from ingest to multi-bitrate enc…

Creative Analysis: Part 12 - Cinematographer Mark Kenfield On Zia November 30^th 2020 - 09:00 AM

By sheer count of productions, the Indian film market is possibly the world’s largest for film in terms of admissions. On average, the country’s cinemas see more than 1.5 annual admissions per capita – and with a population of nearly 1.4 billion, that’s a lot of capitas – with more than 1600 features …

The Challenges Of Sending IP Video Over A WAN November 27^th 2020 - 11:00 AM

With the proliferation of Ethernet networks and computers in the video world, many media companies are replacing traditional dedicated video links like satellite and microwave with Ethernet-based infrastructures. This is being done for internal contribution applications as well as for delivering content directly to the consumer.

HDR: Part 17 - Creative Technology - Is RAW Really Uncompressed & Unprocessed? November 27^th 2020 - 09:00 AM

It’s hard to object to raw recording. The last thing anyone wants is for the creative intent to be adulterated by unfortunate technical necessities like compression, and the flexibility of raw makes for… well. Let’s admit it: better grading, but also easier rectification of mistakes after the fact, to th…