Streaming – IRT Lab

HbbTV 2: Down with the language barriers

Klaus Merkel — Wed, 17 Jun 2020 06:24:51 +0000

On television, language barriers are reconciled by translations or subtitles. Thanks to artificial intelligence, audio tracks can now even be converted into foreign languages largely automatically and with much less effort. New features co-developed by IRT make it possible to offer viewers individual language versions via the TV speakers or via smartphones and headphones. A ...

Streaming on Rails — Episode 01: Improving VoD for Train Passengers

Christoph Ziegler — Tue, 26 May 2020 14:14:01 +0000

In the EU-funded R&D project 5G-VICTORI we aim to improve the availability and quality of video-on-demand (VoD) streaming services (such as “Mediathek”) for train passengers. In a series of articles we want to keep you informed about our activities in this area. In this article we explain the technical approaches we are investigating. How can ...

OpenCDN – Player-based IP distribution from alternative servers

Martin Schmalohr — Wed, 11 Sep 2019 07:56:26 +0000

For the growing popularity of video streaming in OTT services, multi-sourced caching solutions can reduce costs, improve performance and avoid vendor lock-in. Data traffic of ARD and ZDF for streaming audio and video content has grown rapidly during the last years. This trend will enforce with the shift from classic linear TV to VoD streaming ...

HRADIO: Online demo of transparent DAB(+) distribution over IP

Alexander Erk — Thu, 21 Feb 2019 13:57:19 +0000

Radio is going digital – slowly but steadily. Currently, this happens in two different worlds: One is DAB(+) and the other is IP streaming. DAB(+) is a sophisticated and efficient broadcast standard with many clearly specified add-on functionalities – but it does not support personalisation of its services as is. In contrast, IP-based radio services ...

Argos | Measuring the video stream quality

Sebastian Siepe — Tue, 17 Jul 2018 07:29:27 +0000

Users of media platforms are used to watch high quality video content over the internet, since many media platforms emerged that deliver high quality video content anytime, anywhere and on any device with intuitive applications. These platforms, like YouTube, Netlifx or Facebook have set the standard of video streaming very high. And this high standard ...

IRT Teststreams on YouTube

Martin Schmalohr — Tue, 25 Apr 2017 11:38:39 +0000

This is a quick test, if the YouTube Cloud Transcoder supports MXF-Contribution Quality for high quality uploads as it is used within ARD and ZDF. For a broadcaster it can be desirable to upload their productions in high quality to cloud-based video-portals like YouTube without any further recompression to maintain quality and save processing costs. ...