it has a low quality to reduce file size (unedited ver more than 4 hours)
original video: https://www.youtube.com/watch?v=FtutLA63Cp8
unedited ver: https://youtu.be/IQf2K4v2WCQ
github: https://github.com/UN56/video-to-spectrogram
this is a modified project from the original ARSS: http://arss.sourceforge.net/
