This is how I am doing it, but perhaps I had not understood the help well and there was a faster way, like the way the GUI does it, to display those files almost instantaneously. I have it like this with a program I programmed in Delphi "-t # -slt" to obtain the information of all the files inside the IMG file, then "x-text" to extract the EXT4 file and finally I use "x" to extract all the contents of the EXT4 unit. I'm making a tool for those of us who use Batocera, Recalbox, Retropie disk images...
Hi. Sorry if this text is a bit confusing, but I had to use the Google translator because I speak Spanish and very little English. I am testing with 7zip and I just realized that linux disk image files can be handled in Windows. If I open the file with 7zGUI it will show me the different levels inside the IMG file, for example: I have a file called BATOCERA.IMG and inside it it shows me 2 files, one called 0.fat and another called 1.img Now if I click on the 1.img file it shows me all the content...