The video gives a demonstration of how to unbrick or fix your Redmi 1s phone from the redundant rebooting state. Fastboot Rom and MIPhone Flash tool is used to perform the flashing of ROM. This method can be used to flash ROM to other MI phones as well like Mi3 and Mi4 etc. Loss of data is there so backup it first and do at your own risk.
Link to download the flash tool:- http://bigota.d.miui.com/tools/MiPhone20141107.exe
Link to download the FastBoot ROM (Choose the ROM carefully and accordingly):-