Category Archives: HLS

Low Video Resolutions in Per-Title Adaptive Encoding

Posted on November 3, 2021 by Alex Zambelli

Jan Ozer, producer of Streaming Learning Center courses and contributing editor of Streaming Media magazine, reached out to me recently with an interesting question: If using per-title video encoding (or any other multi-bitrate encoding approach where resolutions are dynamically determined … Continue reading →

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SCTE-35: In-Band Event Signaling For Live OTT

Posted on December 14, 2018 by Alex Zambelli

I recently did a talk about SCTE-35 at the local Seattle Video Tech Meetup. If you’re interested in a basic overview of the SCTE-35 standard for in-band event signaling in live streams, here’s the slide deck: PDF download: SCTE-35 In-Band … Continue reading →

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Understanding HLS Versions and Client Compatibility

Posted on May 4, 2016 by Alex Zambelli

HTTP Live Streaming protocol, better known as HLS, was originally created by Apple for the launch of iPhone 3. Since its original introduction in 2009, Apple has maintained the official HLS protocol specification as an informational IETF Internet Draft, updating … Continue reading →

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Understanding Latency in HTTP-based Adaptive Streaming

Posted on August 12, 2015 by Alex Zambelli

Jan Ozer of Streaming Media magazine contacted me recently with a simple question about Smooth Streaming and HLS latency… and I provided a more elaborate reply than he perhaps anticipated. Here is my response in its entirety, for your reading … Continue reading →

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