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MediaInfoLib
Convenient unified display of the most relevant technical and tag data for video and audio files.
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
I'm not sure if your method is reliable, because I opened a video with a constant framerate in VLC and it shows 23.976023 fps. I think it's easier to check if the framerate is constant or variable with MediaInfo.
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