MSU Drop Frames Metric (DFM)

Common description

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

Change Log

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

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

Version 1.0
[+] First plugin release

Visualization

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

Plots

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

Algorithm

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

Download

Contacts

E-mail: video-measure@graphics.cs.msu.ru

10 May 2017
See Also
MSU Video Upscalers Benchmark 2021
The most comprehensive comparison of video super resolution (VSR) algorithms by subjective quality
MSU Video Quality Measurement Tool: Picture types
VQMT 13.1 Online help: List of all picture types available in VQMT and their aliases
MSU Video Quality Measurement Tool: Usage of VQMT metrics in CLI
VQMT 13.1 Online help: Description of VQMT metrics, their parameters and using in CLI
MSU Video Quality Measurement Tool: VQMT various lists and tables
VQMT 13.1 Online help: Information about VQMT visualization formats, read modes, etc...
MSU Video Quality Measurement Tool: Command-line help
VQMT 13.1 Online help: Information about all VQMT CLI options for Pro/Premium versions
MSU Video Quality Measurement Tool: Configuration description
VQMT 13.1 Online help: Description of the format of the VQMT configuration file
Site structure