Ozer is a leading expert on H.264, H.265, and VP9 encoding for live and on-demand production. In his consulting practice, Ozer helps streaming publishers produce highly optimized and deliverable streams and to choose encoders, transcoders, and workflows that optimize cost, efficiency and flexibility. Ozer is the owner of the Streaming Learning Center and is a contributing editor to Streaming Media Magazine.

Player Testing (Don’t Assume it’s Working Well)

The graph below shows two off-the-shelf players retrieving the same HLS manifest under the similar test conditions, which vary from 512 kbps at the low end to 5120 kbps at the top end. On the left, Player A, stopped retrieving video multiple times during the low bandwidth transmissions, stalling playback, which are the red lines…

Wowza ClearCaster Streams 1080p to Facebook Live

Wowza ClearCaster is a $6,000 encoder from Wowza, that at first glance may cause you to repeat the company’s name loudly, as in, “Wowza, that’s a high price for a single channel streaming appliance.” Perhaps so, but it’s the only encoder that can stream 1080p to Facebook Live, and as I learned when I reviewed…