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March, 2018

February, 2018

  • 19 February

    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, …

January, 2018

  • 31 January

    HEVC and the Terrible, Horrible, No Good, Very Bad Month of January

    As recently as June, HEVC seemed to have more momentum than the Golden State Warriors and New England Patriots combined, courtesy of Apple’s adding HEVC to HLS. Then, in the span of 30 days in January, the balloon popped as a trio of seismically negative events cast a dark shadow …

  • 29 January

    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 …

September, 2017

  • 16 September

    LiveU Solo Broadcasts Local Healthcare Forum to Facebook Live

    On September 12, the Healthcare Information Committee of SW Virginia held a Healthcare Information Forum. In our tiny region of Virginia, all insurers had pulled out of the ACA, and there were many, many concerned and upset people in attendance (Anthem has since returned to the ACA market). One particularly …

January, 2016

  • 14 January

    How Netflix Pioneered Per-Title Video Encoding Optimization

    The Netflix blog post entitled Per-Title Encode Optimization boldly declares that “to deliver the best quality video to our members, each title should receive a unique bitrate ladder, tailored to its specific complexity characteristics.”