[PS2toPS4] Widescreen & Progressive Patches

Recently I found an interesting video showing how to apply widescreen/480p patches to PS2 iso's and running them on the PS4.
Here is a video showing how it's done, but it's in German. (I think)

Silent Hill 2 Widescreen Patched on PS4...

[PS2toPS4] Widescreen & Progressive Patches