Best Practices for Netflix’s VMAF Metric

Zhi Li, senior software engineer at Netflix, recently co-wrote a paper entitled VMAF: The Journey Continues posted on the Netflix Technology Blog on Medium. After reviewing why VMAF was developed, how it’s been adopted in the industry, and some recent improvements, the paper discusses some best practices for using VMAF. In particular, this last section will be valuable…

Playing AV1 in Firefox Nightly

I recently wrote an article for Streaming Media where I tested AV1 playback from YouTube in Chrome. I mentioned that I couldn’t make Firefox Nightly work, though it also should play the YouTube content. Some folks from Mozilla got in touch and detailed the steps to make it work. 1.  Download Firefox Nightly here. 2.  Go to…

First AV1 Hardware Acceleration at IBC

I’m not going to IBC, but if you are, please check out AV1 hardware encoding acceleration from Socionext. Here’s the blurb from the press release.  There will be a demonstration of the world’s first hardware-based implementation of an AV1 encoding system. AV1 is a new, advanced video data compression standard established by theAlliance for Open Media,…

First Look of AV1 Up on Streaming Media

My first look of the AV1 codec is up on Streaming Media Magazine. Here’s the pithy summary.  “These tests revealed glimpses of very alluring quality as compared to existing codecs, but at a current encoding cost that’s far beyond what the vast majority of video publishers can afford to pay. How many devices will play…