Assuming the file's visual/audio content is permissible for analysis, employ a layered approach:
Understanding video file formats, structure, and metadata is essential in various fields, such as:
ffmpeg -i "i--- ADN-564.mp4" -vf scale=640:-2 -c:v libx264 -crf 28 -c:a aac -b:a 96k "proxy_i_ADN-564.mp4"