We’re all aware of the sudden need to reduce streaming bandwidth to alleviate congestion. MediaMelon’s SmartPlay/QBR is a very viable option for this that was recently adopted by Brazilian OTT producer Telecine. I reviewed MediaMelon’s QBR technology for Streaming Media Magazine back in 2017. I called it a “server-side, per-title delivery mechanism.” Unlike traditional per-title technologies that re-encode your files …
Read More »Lesson of the Week: CMAF Proof of Concept
The Common Media Application Format (CMAF) is supposed to be the Holy Grail of streaming; one set of files that you can deliver to multiple output points. How well does it work today? This 3:47 video shows you. I started by creating CMAF output in AWS Elemental MediaConvert. Why? Because they supply useful templates, have an easy to use UI, …
Read More »NETINT Transcoder Tops in Subjective HEVC Benchmark Comparison
On September 11, 2019, Streaming Media Magazine published an article entitled Hardware-Based Transcoding Solutions Roundup: Testing Performance, that compared various H.264 and HEVC encoders using objective and subjective testing. The HEVC encoders tested included Intel’s SVT (Scalable Video Technology)-HEVC, a software-based codec; NGCodec’s FPGA-based HEVC encoder (now owned by Xilinx) and x265 using the medium and veryfast presets. After the …
Read More »My Three Favorite Features in MSU VQMT Version 12
Moscow State University’s Video Quality Measurement Tool (VQMT, $999 with volume discounts available) is my go-to desktop tool for computing metrics like VMAF, PSNR, and SSIM. The program is easy to use, has great visualization tools, and lets me inspect videos on a frame-by-frame basis. MSU recently released version 12 which has three great enhancements.This article covers these plus this …
Read More »The Need for Speed: Demand for Low-Latency Streaming Is High
According to Bitmovin’s “Video Developer Report 2019,” latency was a concern of 54% of all its survey participants. Digging into the numbers, subsequent questions revealed that almost 50% of survey participants planned to implement a low-latency technology over the next 1–2 years, with over 50% seeking latency of under 5 seconds and 30% seeking latency of under 1 second (See …
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