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Jan Ozer

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I help companies train new technical hires in streaming media-related positions; I also help companies optimize their codec selections and encoding stacks and evaluate new encoders and codecs. I am a contributing editor to Streaming Media Magazine, writing about codecs and encoding tools. I have written multiple authoritative books on video encoding, including Video Encoding by the Numbers: Eliminate the Guesswork from your Streaming Video (https://amzn.to/3kV6R1j) and Learn to Produce Video with FFmpeg: In Thirty Minutes or Less (https://amzn.to/3ZJih7e). I have multiple courses relating to streaming media production, all available at https://bit.ly/slc_courses. I currently work as www.netint.com as a Senior Director in Marketing.

Crafting the Ideal Encoding Ladder in Two Simple Steps

Companies attempting to formulate the ideal encoding ladder for specific videos or classes of content should incorporate both the harmonic mean VMAF score for overall quality and the percentile score to minimize transient quality issues.   I’ve spent much of the last few weeks benchmarking H.264 and HEVC cloud-based per-title encoding capabilities like those available from AWS Elemental, Microsoft Azure, Brightcove, …

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Talking Codecs on the Video Insiders Podcast

I’m a big fan of the Video Insiders podcast and have learned a lot from many of the episodes. I’m proud to have joined Dror Gill and Mark Donnigan for episode 70, which you can listen to or download here. Here’s the description: EPISODE SUMMARY The Video Insiders podcast is celebrating 70(!) episodes with a very special guest – Jan …

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Choosing an x265 Preset: an ROI Analysis

This post presents a return on investment view of choosing an x265 preset that delivers the optimal blend of encoding cost and storage and bandwidth savings. The first chart, x265 Encoding Time/Quality Tradeoff, is from a lesson in my course Streaming Media 101: Technical Onboarding for Streaming Media Professionals.  Given the bandwidth and storage savings that higher-quality x265 presets deliver, …

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Creating Compelling Lessons with Screen Recording Software

screen recording software

This article details how to plan, record, edit, and produce a lesson with screen recording software. So, you’ve been charged with producing a screencam-based training lesson for your organization and you’re wondering where to start. Well, you’re in the right place, because this tutorial will tackle the hardware and software needed, plus the planning, recording, editing, and output of the …

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How to Connect a Microphone to a Camcorder or DSLR

connect a microphone to a camcoder

This tutorial teaches you how to connect a microphone and soundboard to a camcorder and DSLR for live and on-demand video production. This article was derived from a lesson in my Live Streaming Bootcamp course, which teaches you the skills and techniques that optimize the quality of your webinars and live streams. Click here for more detail on the course. …

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How to Set Exposure with your Camcorder and DLSR

how to set exposure

This tutorial teaches you how to set exposure and white balance on your camcorder and DSLR for live and on-demand video production. This article was derived from a lesson in my Live Streaming Bootcamp course, which teaches you the skills and techniques that optimize the quality of your webinars and live streams. Click here for more detail on the course. …

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How to Choose a Video Mixer for Streaming

Video Mixer for Streaming

This post describes how to choose a video mixer for live events and conferences. It was derived from a lesson in my Live Streaming Bootcamp course, which teaches you the skills and techniques that optimize the quality of your webinars and live streams. Click here for more detail on the course. At the most basic level, video mixers are hardware or …

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Choosing a Light Kit for Streaming, Webinars, and Web Conferences

Figure 5.  Products for supplying webcam lighting.

This article describes how to buy a light kit for live streaming, webinars, and web conferences. It was derived from a lesson in my Live Streaming Bootcamp course, which teaches you the skills and techniques that optimize the quality of your webinars and live streams. Click here for more detail on the course. Lighting is the single most important determinant of …

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Buyers Guide: Choosing a Software-Based Streaming Encoder for VOD

Buyers Guide: Choosing a Streaming Encoder for VOD

This entry-level article describes what an encoder is and how to choose one and focuses on VOD, not live. It was derived from a lesson in my Streaming Media 101 course, which teaches you the skills and techniques to succeed in a streaming media-related role. Click here for more details about the course. This article walks newbies through what an …

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Choosing the Resolution for Lower Rungs on Your Encoding Ladder

Your encoding ladder should include lower resolution rungs even if higher resolution rungs deliver better quality. This blog explains why.  Several lessons in the online course Streaming Media 101: Technical Onboarding for Streaming Media Professionals focus on creating and configuring encoding ladders, including the Convex Hull technique discussed below. With advanced codecs like AV1 and HEVC, however, this analysis leads …

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