Jan Ozer

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I help streaming and video technology companies solve complex technical and market-facing problems in practical business terms. Engagements range from fixed-scope audits and codec strategy reviews to product testing and technical content that helps customers, prospects, and internal teams connect technical performance to business outcomes. 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.

Microphone Alternatives for the iPhone

In this article I test several microphones for use with an iPhone 6 with applications like FaceTime, Skype and Google Hangouts. The basic workflow is the same. I connected the microhones to my iPhone 6, then opened a Google Hangouts chat with my MacBook Pro, then captured the audio using Camtasia. These audio files will sound worse than the audio …

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Try HLS for Adaptive Delivery to Smart TVs

As I’ve observed previously, one of the benefits I get speaking before technical audiences is to hear their insites and experiences. I learned two very valuable nuggets of information from my most recent talk with the VideoTLV group in Tel Aviv.  The first related to the benefit of encoding H.264 and WebM files when creating a single file experience to …

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VideoTLV Deep Dive on Multiple Screen Encoding with Jan Ozer

I’m presenting on multiple screen delivery at the VideoTLV group tonight (February 4, 2015) in Tel Aviv. A download link to the handout is provided below. 

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Flash is Dead Again (Yawn)

So, YouTube finally went HTML5 first with Flash Fallback, triggering another round of Flash is Dead articles. Hey, didn’t Flash die when Apple shipped the iPad without it? I remember reading lots of articles back then telling me it was so. Well, in truth, it’s a lot truer now, but don’t send flowers to Adobe quite yet, as Flash will …

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Webinar today on Encoding for Multiple Screen Delivery

Sorry for the late notice, the webinar is at 2:00 PM EST, January 28, 2015, and is sponsored by OnStream. Sign up and you’ll get pinged when the archived version is available. Click here to register. Here’s the description: Most streaming producers must distribute to three sets of screens: desktop, mobile, and TV. There are multiple technologies for doing so, including …

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Beamr Technology Assessment

I recently finished evaluating Beamr Video. The evaluation included analyzing the quality of the resulting clips using objective measures such as PSNR, SSIM and VQM, and conducting extensive viewing of the optimized clips, assessing their subjective quality compared to the original clips. Following this evaluation, I concluded that “for 99.99% of the expert and average viewers, the Beamr-processed clips would …

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The Changing Face of DRM: Where Do We Stand in 2015

Digital Rights Management (DRM) is in a state of flux and will change dramatically over the next 12 – 18 months. This introductory-level article explains what DRM is, why it’s important, how it works now, and the upcoming changes to the Media Source Extensions (MSE) and Encrypted Media Extensions (EME). This story appears on the Jan/Febuary issue of Streaming Media …

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The Case for VP9

While HEVC is getting most of the buzz surrounding Ultra High Definition (UHD) codecs, it plays in exactly zero browsers at this point, while VP9 plays in 60% of the available browsers. In tests I performed for my sessions at Streaming Media West, VP9 delivered better quality than HEVC at similar encoding parameters. So why isn’t VP9 getting the respect …

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Review of Moscow State University Video Quality Measurement Tool

A recent consulting project necessitated that I add objective quality measurements to the analysis. The tool I used was the Moscow Statue University Video Quality Measurement Tool (VQMT), which enables comparisons using Peak Signal to Noise (PSNR), Structured Similarity Index (SSIM), and the new Video Quality Metric (VQM), which I found most useful.  In this review on the Streaming Media …

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Ozer Releases Multiple Screen Delivery Course on Udemy

Just a quick note that I released a new course on encoding for Multiple Screen Delivery on Udemy for $29. For a limited time, you can buy the course for $24.99 by entering the coupon code MSD_book when you purchase, or by clicking here to buy the course.   The course includes about 3 hours of lectures, starting with H.264 …

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