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Dynamic CDN Switching – Content Steering in dash.js

Authors Daniel Silhavy Published on August 30, 2022 Posted in dash.js, HLS, MPEG-DASH

“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….

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Talk to me: Finding the magic number when debugging DASH streams on Samsung 2017 SmartTVs

Authors Daniel Silhavy Published on July 21, 2022 Posted in dash.js, Media Source Extensions, MPEG-DASH

Spoiler 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….

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Playback of a multicast DASH stream in dash.js using the 5G-MAG Reference Tools

Authors Daniel Silhavy Published on April 27, 2022 Posted in 5G, dash.js, MPEG-DASH

Typically, 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…

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To understand is to perceive <Patterns>

Authors Daniel Silhavy Published on March 12, 2022 Posted in MPEG-DASH

Most 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…

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Following the “.recommendation” – Key system string priority in dash.js

Authors Daniel Silhavy Published on February 1, 2022 Posted in CENC, dash.js, DRM, Encrypted Media Extensions, MPEG-DASH, Playready, Widevine

As 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…

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How to debug an error using FAMIUM SAND (Part 2/2)

Authors Mariana Avelino Published on December 20, 2021 Posted in dash.js, DRM, exoplayer, HLS, MPEG-DASH, Playready, SAND, Widevine

FAMIUM SAND is an analytics tool for content providers to monitor the performance of their streaming services. In this blog post, we continue to explore SAND’s debugging capabilities using two more concrete examples. For our first example check out Part…

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Tagged dash, debug, error, hls, sand

How to debug an error using FAMIUM SAND (Part 1/2)

Authors Mariana Avelino Published on November 18, 2021 Posted in dash.js, exoplayer, HLS, MPEG-DASH, SAND

FAMIUM SAND is an analytics tool for content providers to monitor the performance of their streaming services. What makes SAND stand out from other analytics tools is its debugging-oriented design and in this two-part blog post, we are going to…

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Tagged dash, debug, error, hls, sand

Recovering from MEDIA_ERR_DECODE errors in dash.js

Authors Daniel Silhavy Published on September 13, 2021 Posted in dash.js, Media Source Extensions, MPEG-DASH

One of the key features of a production grade video player is the ability to recover from critical errors. Talking about web-based video players there are a lot of potential errors that can cause the playback to fail. From our…

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AVQT – Advanced Video Quality Tool

Authors Daniel Silhavy Published on June 22, 2021 Posted in Encoding, HLS, Per-Scene Encoding, Per-Title Encoding

During the WWDC 2021 conference, Apple announced a new tool called Advanced Video Quality Tool (AVQT): “AVQT is a macOS command line tool, which estimates perceptual quality of compressed videos, that might contain video coding and scaling artifacts”. [1] Similarly…

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Tagged avqt, per-title encoding

SAND Dashboards: The Full Tour

Authors Mariana Avelino Published on April 30, 2021 Posted in dash.js, DRM, exoplayer, HLS, MPEG-DASH, SAND

In the second blog post of the SAND series, we will take a detailed look at the different FAMIUM SAND dashboards: Real-Time Monitoring, Reporting, Errors Overview, DRM/ Media/ XHR Errors and Session Details. Read on to discover what the purpose…

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Tagged dash, hls, sand
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Media Web Symposium 2026

The 13th FOKUS Media Web Symposium (MWS) will be held on June 16-17, 2026. Since 2010, Fraunhofer FOKUS, together with its event partners and sponsors, has organized this annual international conference, bringing together 200+ participants from countries all over the world to discuss Internet-based media delivery.

This year’s MWS is again co-located with the dash.js face to face meeting and the SVTA – DASH-IF WG face to face meeting.

MWS 26

FAME Video Development Blog awarded

The ACM Mile-High Video (MHV) presents an annual Best Video Blog Post Award. Among the 23 nominees, our post “Common pitfalls in MPEG-DASH streaming” won third place.

More information about MHV22 and the Video Blog Post Award can be found here: https://www.mile-high.video/video-blog-awards 

Recent Posts

  • 6G NeXt – A glimpse into the connected world of tomorrow
  • I didn’t just encrypt your content… I also got you a nice envelope.
  • 13th HbbTV Symposium & Awards – Istanbul 2025
  • Putting Sustainable Streaming to the Test
  • Recap of the 12th FOKUS Media Web Symposium – Innovation, new beginnings, and a glimpse into the future

Recent Comments

  • Görkem Güclü on Good things come to those who wait: Thumbnail support for ExoPlayer
  • Prashant M Chothani on Good things come to those who wait: Thumbnail support for ExoPlayer
  • Stefan Pham on Good things come to those who wait: Thumbnail support for ExoPlayer
  • Prashant Chothani on Good things come to those who wait: Thumbnail support for ExoPlayer
  • Daniel Silhavy on AVQT – Advanced Video Quality Tool

Categories

  • 5G (4)
  • CENC (5)
  • CMAF (2)
  • dash.js (27)
  • DRM (11)
  • Encoding (8)
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  • Energy Measurements (3)
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  • Green Streaming (5)
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  • Media Source Extensions (16)
  • MPEG-DASH (34)
  • Per-Scene Encoding (3)
  • Per-Title Encoding (3)
  • Playready (6)
  • Provenance and Authenticity (2)
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  • Sustainability (5)
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  • video encoding (4)
  • Video Quality Metrics (7)
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