Authors Daniel Silhavy, Björn Altmann and Stefan PhamOne of the core components of each Adaptive Bitrate Streaming (ABR) player is the algorithm that decides on the optimal playback quality. There are tons of research papers on the topic of ABR decisioning, but most of the developed algorithms…
Authors Görkem Güclü, Sinh An and Stefan PhamThe initial request to support preview images or so-called thumbnails in ExoPlayer was made in a GitHub issue in 2018. Throughout the years many requests and upvotes for this feature were seen. More than five years later we are happy…
Authors Daniel Silhavy and Robert SeeligerBack when I was still a student assistant and did my first steps in the media streaming industry, I had the chance to attend my first DASH-IF meetings. At this time, I was working on specific features to enable server…
Authors Daniel SilhavyFollowing the german saying “Ehre, wem Ehre gebührt” (“honour to whom honour is due”) we start this blog post a bit different – with the acknowledgements. First we would like to thank ARTE for sponsoring and supporting the development activities…
Authors Daniel SilhavyIn one of our previous blog posts we looked into playback of a multicast DASH stream in dash.js using the 5G-MAG Reference Tools. In this article, we go even a step further: Based on the availability we dynamically and seamlessly…
Authors Daniel Silhavy“Content distributors often use multiple Content Delivery Networks (CDNs) to distribute their content to the end-users. They may upload a copy of their catalog to each CDN, or more commonly have all CDNs pull the content from a common origin….
Authors Daniel SilhavySpoiler alert: What lies between 237.58 and 237.59 ? No, my cat did not walk over my keyboard and just entered some random numbers (I don’t even have a cat). Somewhere in between these two numbers lies a magical number….
Authors Daniel SilhavyTypically, media streaming in browser-based environments is based on unicast delivery. Streaming services such as Netflix, DAZN, Amazon Prime, Disney and Youtube use Content Delivery Networks (CDNs) to deliver media segments and manifest files in a one-to-one (unicast) fashion to…
Authors Daniel SilhavyMost people in the streaming industry probably watch live streams a bit different from “normal” people. Personally, I am always curious about the formats and settings the streaming providers use and if there is anything special to be found. When…
Authors Daniel SilhavyAs part of our work on dash.js we are involved in numerous interesting discussions and face various exciting problems. Digital Rights Management (DRM) is definitely one of the most challenging areas in the context of Adaptive Bitrate (ABR) streaming and…