Recent Posts

Join Me in Las Vegas at NAB

Just a quick note to let you know that I’ll be speaking twice at NAB in Las Vegas next week; once as host of a panel discussion on HEVC and AV1, the other a session on how to use objective quality metrics to assist encoding configurations. Details are below. If you’re at NAB and free, and the topics are relevant …

Read More »

ZPEG Engine for x264 Cuts Video Data Rate by 21% Without Artifacts

With streaming video data rates, less is always more, unless of course, lower data rates mean visible artifacts. I just finished a review of the ZPEG Engine for x264, which produced bitrate savings of 21% without blocks, banding, mosquitoes, or other problems that would be noticeable by typical viewers. This was an average saving; the data rate reduction in some …

Read More »

AV1 Arrives, but IP Questions Linger

After three years and multiple delays, the Alliance for Open Media froze its AV1 codec bitstream, thus setting up a cacophony of HEVC/AV1 face-offs in booths and meeting rooms at the upcoming NAB Show. These comparisons will largely dictate which codec will replace H.264 as the “it” codec for streaming to desktops, mobile devices, Smart TVs, and OTT devices, though the …

Read More »