Recent Posts

Compute Your Own Bjontegaard Functions (BD-Rate)

Figure 1. BD-rate savings from AV1 as published by Facebook. When Facebook compared the AV1 codec to VP9 and two flavors of H264, their researcher precisely stated, “In terms of PSNR, the average BD-rate savings of AV1 relative to x264 main, x264 high and libvpx-vp9 were 51.0%, 47.0% and 29.9%, respectively.” This means that AV1 delivered the same quality as …

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Much Ado About Not Much (HEVC Support in Android)

Much has been made about Google’s support for HEVC in Android, including I hate to say, by me. A recent look at the Android spec while preparing for a Streaming Media Workshop, however, seems to indicate that this support is practically irrelevant. Here’s why. If you click over to the Android Supported Media Formats page, you’ll see details regarding the supported codecs. …

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Download Handout from Encoding Live and VOD for HEVC in HLS

This was a pre-conference workshop; here’s the description, download the handout below. Note that there are two sets of handouts, one from Jan, the other from RealEyes. W3. Encoding Live & VOD For HEVC/HLS Monday, May 7: 1:30 p.m. – 4:30 p.m. Apple’s support for HEVC in HLS is a groundbreaking event that opens up hundreds of millions of HEVC-capable players. …

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