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RUSSIAN VERSION

MSU Drop Frames Metric
(DFM)

MSU Graphics & Media Lab (Video Group)

Take a look at this article on the new site! Follow the link
https://videoprocessing.ai/vqmt/plugins-dfm.html

About Metrics Python Online help Changelog Screenshots Plugins & SDK

Project, Ideas: Dr. Dmitriy Vatolin
Implementation: Alexey Noskov
Updating and additions: Sergey Grishin
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Common description

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DFM is made to calculate number of drop-frames in sequence.

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Change Log

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[!] - Known bug
[+] - New Feature
[*] - Other

Version 1.1
[*] Visualization bug fixed for non-stadard resolution video

Version 1.0
[+] First plugin release

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Visualization

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Metric's visualization difference of Y-planes between two consecutive frames + 128. So, grey color (128, 128, 128) means that brigtness of a pixel is the same as at the previous frame.

Visualization example
Visualization example
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Plots

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Metric's plot is making after all measurements. "Zero" value means that current frame exist, "one" - that it is dropped. The resulting metric's value is number of drop-frames.

Plot's example
Plot's example
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Algorithm

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For each frame difference with the previous one is calculating. Metric's value is 1 if frames are identical, 0 otherwise.

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Download

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MSU Video Quality Measurement Tools

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e-mail: 

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Other resources

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