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Biographical Information
Jan Ozer
Principal

Jan Ozer (jan@streaminglearningcenter.com) is a streaming media producer and consultant, a frequent contributor to industry magazines and websites on streaming-related topics, and the author of Video Encoding by the Numbers. He blogs frequently at streaminglearningcenter.com.

Articles By Jan Ozer

Video Engineering Summit: Netflix to Discuss VMAF's Future

In a presentation at Streaming Media West's Video Engineering Summit, Netflix software engineer Zhi Li will discuss the latest developments in VMAF, the quality metric Netflix developed and has open sourced.
Featured Articles, Posted 09 Nov 2018

At the Battle of the Codecs, Answers on AV1, HEVC, and VP9

Ahead of Streaming Media West, a meeting of codec experts offers new developments in leading-edge codecs, as well as field reports from companies already using them.
Featured Articles, Posted 26 Oct 2018

Review: Subjectify.us, a Site for Subjective Video Comparisons

Moscow State University makes subjective comparisons less time-consuming with an online service that enlists other people to watch and rank videos.
Featured Articles, Posted 26 Oct 2018

New Codecs Are Coming; Here's How to Evaluate Codec Evaluations

When comparing the video quality created by different codecs, consider the companies running the comparisons and the metrics they're offering.
Featured Articles, Posted 23 Oct 2018

HEVC, VP9, AV1, and VVC: Presenting a Codec Update in 11 Charts

Is AV1 all that people expect it to be? How much better would HEVC be doing with a fair royalty policy? Look to these charts for the answers to tomorrow's codec questions.
Featured Articles, Posted 11 Oct 2018

TechSmith Camtasia 2018 Review: More Evolution than Revolution

The addition of project themes and 60 fps editing makes the trusted screencam program more useful, and some will get rendering speed improvements.
Featured Articles, Posted 08 Oct 2018

Time to Start Testing: FFmpeg Turns 4.0 and Adds AV1 Support

AV1 delivers equivalent quality to HEVC, but with a lower data rate. For now, though, it's slow. A five-second clip took 23 hours and 46 minutes to encode.
Featured Articles, Posted 27 Sep 2018

Behind the Scenes at Facebook Live: Architecting a Success

Facebook Live has changed the way publishers deliver live video. In this interview, learn about the tool's past, present, and future from two of the engineers responsible for creating it.
Featured Articles, Posted 24 Sep 2018

Jury Levels $7.7 Million Judgment Against Huawei for H.264 Patent Infringement

The settlement says that H.264-related charges are not limited by FRAND (Fair, Reasonable and Non-Discriminatory) requirements, and may have implications for all users of H.264 encode and decode capabilities, especially Android devices.
Featured Articles, Posted 04 Sep 2018

AV1: A First Look

FFmpeg 4.0 gives many video engineers their first chance to test the new AV1 codec against H.264, HEC, and VP9. The results? In our tests, quality was impressive, but glacially slow encoding times make AV1 a non-starter for most publishers until hardware acceleration becomes available.
Featured Articles, Posted 31 Aug 2018

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