Shell script for retrieving flash videos from Linux cache. Tested on Ubuntu.

flashget.sh

#!/usr/bin/env bash

pids=$(ps ax | grep -iE 'chrome|firefox|vivaldi' | grep -i flash | awk '{ print $1 }')

for pid in $pids
do
        file -L /proc/$pid/fd/* | grep -iE 'video|media|mp4|flash' | cut -f 1 -d ':'
done